Built 2026-10-18 (18 October 2026)

Walnut Ridge Muni AP Weather Records (USW00093991)

Record envelope, standing records and threshold days for Walnut Ridge Muni AP (USW00093991), Arkansas, United States, with 78 years of record.

Key Facts for Walnut Ridge Muni AP

  • Walnut Ridge Muni AP (USW00093991) is a weather station in Arkansas, United States at 36.13 latitude and -90.92 longitude, 83 m (273 ft) above sea level.
  • The station reports from 1949 to 2026, 78 years of record.
  • 1,464 records set at Walnut Ridge Muni AP still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Arkansas, United States, 36.13 latitude, -90.92 longitude.
  • Elevation: 83 m (273 ft).
  • Period of record: 1949 to 2026, 78 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

18 days at or beyond a record
Daily record high and record low at Walnut Ridge Muni AP, with 2026 drawn through them The band shows the record high and record low for each calendar day at Walnut Ridge Muni AP. The lines show the 2026 daily maximum and minimum. 18 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-200204060 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Walnut Ridge Muni AP. The lines show the 2026 daily maximum and minimum. 18 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Walnut Ridge Muni AP, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan25.0 C (77.0 F)-19.4 C (-2.9 F)16.7 C (62.1 F)-12.7 C (9.1 F)
Feb29.4 C (84.9 F)-26.7 C (-16.1 F)23.3 C (73.9 F)-12.1 C (10.2 F)
Mar30.0 C (86.0 F)-13.9 C (7.0 F)28.3 C (82.9 F)-1.0 C (30.2 F)
Apr32.2 C (90.0 F)-2.8 C (27.0 F)29.4 C (84.9 F)3.3 C (37.9 F)
May35.0 C (95.0 F)1.7 C (35.1 F)30.0 C (86.0 F)9.4 C (48.9 F)
Jun40.6 C (105.1 F)9.4 C (48.9 F)34.4 C (93.9 F)16.7 C (62.1 F)
Jul42.2 C (108.0 F)12.8 C (55.0 F)36.7 C (98.1 F)20.0 C (68.0 F)
Aug41.1 C (106.0 F)10.0 C (50.0 F)38.3 C (100.9 F)12.2 C (54.0 F)
Sep39.4 C (102.9 F)1.1 C (34.0 F)31.1 C (88.0 F)17.2 C (63.0 F)
Oct35.0 C (95.0 F)-5.0 C (23.0 F)31.7 C (89.1 F)3.9 C (39.0 F)
Nov28.3 C (82.9 F)-12.8 C (9.0 F)26.1 C (79.0 F)-3.3 C (26.1 F)
Dec26.1 C (79.0 F)-18.8 C (-1.8 F)26.1 C (79.0 F)-10.6 C (12.9 F)

Which Years Hold Standing Records

1,464 standing records
Standing records at Walnut Ridge Muni AP by the year they were set 1,464 records at Walnut Ridge Muni AP still stand. 1952 holds the most, with 86. 02550751001949: 321950: 661951: 741952: 861953: 691954: 791955: 651956: 391957: 401958: 501959: 371960: 501961: 601962: 611963: 741964: 511965: 481966: 441967: 721968: 341969: 112017: 152018: 572019: 222020: 232021: 442022: 412023: 392024: 352025: 461949195219551958196119641967201720202023
1,464 records at Walnut Ridge Muni AP still stand. 1952 holds the most, with 86.
Standing records at Walnut Ridge Muni AP by the year they were set
Year setStanding records
194932
195066
195174
195286
195369
195479
195565
195639
195740
195850
195937
196050
196160
196261
196374
196451
196548
196644
196772
196834
196911
201715
201857
201922
202023
202144
202241
202339
202435
202546

Wettest Day of Each Month

Jan: 194.6 mm (7.7 in)
Record daily precipitation for each month at Walnut Ridge Muni AP The wettest day on record for each calendar month at Walnut Ridge Muni AP. The most was 194.6 mm (7.7 in) on 1 January 1966. 050100150200 Jan: 194.6 mm (7.7 in), 1 January 1966 Jan Feb: 88.4 mm (3.5 in), 12 February 1950 Feb Mar: 82.3 mm (3.2 in), 10 March 1952 Mar Apr: 114.0 mm (4.5 in), 5 April 2025 Apr May: 114.8 mm (4.5 in), 10 May 1968 May Jun: 81.3 mm (3.2 in), 29 June 1967 Jun Jul: 71.1 mm (2.8 in), 7 July 1958 Jul Aug: 76.5 mm (3.0 in), 24 August 1950 Aug Sep: 90.4 mm (3.6 in), 11 September 1965 Sep Oct: 125.2 mm (4.9 in), 31 October 2018 Oct Nov: 94.7 mm (3.7 in), 13 November 1957 Nov Dec: 84.1 mm (3.3 in), 27 December 1968 Dec
The wettest day on record for each calendar month at Walnut Ridge Muni AP. The most was 194.6 mm (7.7 in) on 1 January 1966.
Record daily precipitation for each month at Walnut Ridge Muni AP
MonthRecord daily precipitation (mm)Date
Jan194.6 mm (7.7 in)1 January 1966
Feb88.4 mm (3.5 in)12 February 1950
Mar82.3 mm (3.2 in)10 March 1952
Apr114.0 mm (4.5 in)5 April 2025
May114.8 mm (4.5 in)10 May 1968
Jun81.3 mm (3.2 in)29 June 1967
Jul71.1 mm (2.8 in)7 July 1958
Aug76.5 mm (3.0 in)24 August 1950
Sep90.4 mm (3.6 in)11 September 1965
Oct125.2 mm (4.9 in)31 October 2018
Nov94.7 mm (3.7 in)13 November 1957
Dec84.1 mm (3.3 in)27 December 1968

Period of Record Coverage

1949 to 2025
Days with data per year at Walnut Ridge Muni AP 30 years of record at Walnut Ridge Muni AP, 1949 to 2025. 4 years have data for under 90 percent of days and are left out of rankings: 1949, 1969, 2017, 2019. 1949: 275 of 365 days1950: 363 of 365 days1951: 364 of 365 days1952: 365 of 366 days1953: 365 of 365 days1954: 365 of 365 days1955: 365 of 365 days1956: 358 of 366 days1957: 364 of 365 days1958: 365 of 365 days1959: 365 of 365 days1960: 366 of 366 days1961: 363 of 365 days1962: 365 of 365 days1963: 365 of 365 days1964: 366 of 366 days1965: 365 of 365 days1966: 365 of 365 days1967: 365 of 365 days1968: 366 of 366 days1969: 176 of 365 days2017: 89 of 365 days2018: 344 of 365 days2019: 316 of 365 days2020: 358 of 366 days2021: 365 of 365 days2022: 355 of 365 days2023: 365 of 365 days2024: 366 of 366 days2025: 330 of 365 days195019551960196520202025
30 years of record at Walnut Ridge Muni AP, 1949 to 2025. 4 years have data for under 90 percent of days and are left out of rankings: 1949, 1969, 2017, 2019.
Days with data per year at Walnut Ridge Muni AP
YearDays with dataShare of yearComplete
194927575%No
195036399%Yes
1951364100%Yes
1952365100%Yes
1953365100%Yes
1954365100%Yes
1955365100%Yes
195635898%Yes
1957364100%Yes
1958365100%Yes
1959365100%Yes
1960366100%Yes
196136399%Yes
1962365100%Yes
1963365100%Yes
1964366100%Yes
1965365100%Yes
1966365100%Yes
1967365100%Yes
1968366100%Yes
196917648%No
20178924%No
201834494%Yes
201931687%No
202035898%Yes
2021365100%Yes
202235597%Yes
2023365100%Yes
2024366100%Yes
202533090%Yes

Latest Records

0

No records were set at this station in the latest data.

Climate Trend

25 complete years, 1950 to 2024
Annual mean temperature at Walnut Ridge Muni AP as warming stripes, 1950 to 2024 One stripe for each of 25 complete years at Walnut Ridge Muni AP, 1950 to 2024. Blue stripes are years cooler than the station's own mean of 15.4 C (59.8 F); red stripes are warmer. The coolest year was 1958, at 14.5 C (58.0 F), and the warmest was 2024, at 16.8 C (62.2 F). The strongest colour marks a difference of 1.4 C (2.5 F). 1950: 14.7 C, -0.8 C from the station mean1951: 14.8 C, -0.6 C from the station mean1952: 15.7 C, +0.3 C from the station mean1953: 16.2 C, +0.8 C from the station mean1954: 16.5 C, +1.0 C from the station mean1955: 15.5 C, +0.1 C from the station mean1956: 16.0 C, +0.5 C from the station mean1957: 15.5 C, 0.0 C from the station mean1958: 14.5 C, -1.0 C from the station mean1959: 15.4 C, 0.0 C from the station mean1960: 14.7 C, -0.7 C from the station mean1961: 14.8 C, -0.7 C from the station mean1962: 15.3 C, -0.1 C from the station mean1963: 15.1 C, -0.4 C from the station mean1964: 15.6 C, +0.1 C from the station mean1965: 15.7 C, +0.2 C from the station mean1966: 14.6 C, -0.8 C from the station mean1967: 14.9 C, -0.5 C from the station mean1968: 14.7 C, -0.8 C from the station mean2018: 15.8 C, +0.3 C from the station mean2020: 15.7 C, +0.3 C from the station mean2021: 15.7 C, +0.3 C from the station mean2022: 15.4 C, 0.0 C from the station mean2023: 16.7 C, +1.2 C from the station mean2024: 16.8 C, +1.4 C from the station mean19501960197019801990200020102020
One stripe for each of 25 complete years at Walnut Ridge Muni AP, 1950 to 2024. Blue stripes are years cooler than the station's own mean of 15.4 C (59.8 F); red stripes are warmer. The coolest year was 1958, at 14.5 C (58.0 F), and the warmest was 2024, at 16.8 C (62.2 F). The strongest colour marks a difference of 1.4 C (2.5 F).
Annual mean temperature at Walnut Ridge Muni AP as warming stripes, 1950 to 2024
YearAnnual mean temperatureDifference from the station mean
195014.7 C-0.75 C
195114.8 C-0.60 C
195215.7 C+0.26 C
195316.2 C+0.77 C
195416.5 C+1.01 C
195515.5 C+0.06 C
195616.0 C+0.53 C
195715.5 C+0.03 C
195814.5 C-0.99 C
195915.4 C-0.01 C
196014.7 C-0.74 C
196114.8 C-0.66 C
196215.3 C-0.14 C
196315.1 C-0.35 C
196415.6 C+0.15 C
196515.7 C+0.22 C
196614.6 C-0.82 C
196714.9 C-0.51 C
196814.7 C-0.77 C
201815.8 C+0.32 C
202015.7 C+0.26 C
202115.7 C+0.27 C
202215.4 C-0.01 C
202316.7 C+1.21 C
202416.8 C+1.36 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1949 to 2026
Yearly extremes at Walnut Ridge Muni AP: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)42.2 C (108.0 F)195437.8 C (100.0 F)31
Coldest night (TNn)-26.7 C (-16.1 F)1951-13.9 C (7.0 F)31
Wettest day (Rx1day)194.6 mm (7.7 in)196680.3 mm (3.2 in)31
Wettest five days (Rx5day)249.2 mm (9.8 in)1966127.8 mm (5.0 in)31
Longest dry spell (CDD)35 days195521 days31

Hottest day (TXx)

Hottest day (TXx) at Walnut Ridge Muni AP by year The hottest day of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 42.2 C (108.0 F) in 1954, marked on the chart; the median year is 37.8 C (100.0 F). 32.53537.54042.51960198020002020Record: 42.2 C (108.0 F) in 1954
The hottest day of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 42.2 C (108.0 F) in 1954, marked on the chart; the median year is 37.8 C (100.0 F).
Hottest day (TXx) at Walnut Ridge Muni AP by year
YearHottest day (TXx)
194935.0 C (95.0 F)
195034.4 C (93.9 F)
195137.8 C (100.0 F)
195241.1 C (106.0 F)
195338.9 C (102.0 F)
195442.2 C (108.0 F)
195537.8 C (100.0 F)
195639.4 C (102.9 F)
195738.3 C (100.9 F)
195836.1 C (97.0 F)
195936.1 C (97.0 F)
196037.2 C (99.0 F)
196135.0 C (95.0 F)
196238.3 C (100.9 F)
196339.4 C (102.9 F)
196440.6 C (105.1 F)
196537.8 C (100.0 F)
196641.7 C (107.1 F)
196736.1 C (97.0 F)
196836.1 C (97.0 F)
196935.0 C (95.0 F)
201732.8 C (91.0 F)
201837.2 C (99.0 F)
201936.1 C (97.0 F)
202036.7 C (98.1 F)
202136.1 C (97.0 F)
202238.9 C (102.0 F)
202337.2 C (99.0 F)
202437.8 C (100.0 F)
202538.3 C (100.9 F)
202638.3 C (100.9 F)

Coldest night (TNn)

Coldest night (TNn) at Walnut Ridge Muni AP by year The coldest night of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is -26.7 C (-16.1 F) in 1951, marked on the chart; the median year is -13.9 C (7.0 F). -30-20-1001960198020002020Record: -26.7 C (-16.1 F) in 1951
The coldest night of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is -26.7 C (-16.1 F) in 1951, marked on the chart; the median year is -13.9 C (7.0 F).
Coldest night (TNn) at Walnut Ridge Muni AP by year
YearColdest night (TNn)
1949-7.2 C (19.0 F)
1950-13.9 C (7.0 F)
1951-26.7 C (-16.1 F)
1952-8.3 C (17.1 F)
1953-11.7 C (10.9 F)
1954-9.4 C (15.1 F)
1955-14.4 C (6.1 F)
1956-11.1 C (12.0 F)
1957-11.7 C (10.9 F)
1958-16.7 C (1.9 F)
1959-15.6 C (3.9 F)
1960-13.9 C (7.0 F)
1961-13.9 C (7.0 F)
1962-19.4 C (-2.9 F)
1963-18.9 C (-2.0 F)
1964-13.9 C (7.0 F)
1965-12.8 C (9.0 F)
1966-17.8 C (0.0 F)
1967-12.8 C (9.0 F)
1968-16.1 C (3.0 F)
1969-12.8 C (9.0 F)
2017-11.0 C (12.2 F)
2018-15.5 C (4.1 F)
2019-10.5 C (13.1 F)
2020-8.2 C (17.2 F)
2021-19.9 C (-3.8 F)
2022-18.8 C (-1.8 F)
2023-5.5 C (22.1 F)
2024-18.8 C (-1.8 F)
2025-12.7 C (9.1 F)
2026-15.6 C (3.9 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Walnut Ridge Muni AP by year The wettest day of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 194.6 mm (7.7 in) in 1966, marked on the chart; the median year is 80.3 mm (3.2 in). 0501001502001960198020002020Record: 194.6 mm (7.7 in) in 1966
The wettest day of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 194.6 mm (7.7 in) in 1966, marked on the chart; the median year is 80.3 mm (3.2 in).
Wettest day (Rx1day) at Walnut Ridge Muni AP by year
YearWettest day (Rx1day)
194969.3 mm (2.7 in)
195088.4 mm (3.5 in)
195173.9 mm (2.9 in)
195282.3 mm (3.2 in)
195360.5 mm (2.4 in)
195480.3 mm (3.2 in)
195546.7 mm (1.8 in)
195667.3 mm (2.6 in)
195794.7 mm (3.7 in)
195894.7 mm (3.7 in)
195982.0 mm (3.2 in)
196075.9 mm (3.0 in)
196182.0 mm (3.2 in)
196282.3 mm (3.2 in)
196354.1 mm (2.1 in)
196480.3 mm (3.2 in)
196590.4 mm (3.6 in)
1966194.6 mm (7.7 in)
196781.3 mm (3.2 in)
1968114.8 mm (4.5 in)
1969109.0 mm (4.3 in)
201740.1 mm (1.6 in)
2018125.2 mm (4.9 in)
201980.0 mm (3.1 in)
202071.4 mm (2.8 in)
202166.3 mm (2.6 in)
2022103.4 mm (4.1 in)
202379.0 mm (3.1 in)
202443.9 mm (1.7 in)
2025117.6 mm (4.6 in)
202676.2 mm (3.0 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Walnut Ridge Muni AP by year The wettest five days of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 249.2 mm (9.8 in) in 1966, marked on the chart; the median year is 127.8 mm (5.0 in). 501001502002501960198020002020Record: 249.2 mm (9.8 in) in 1966
The wettest five days of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 249.2 mm (9.8 in) in 1966, marked on the chart; the median year is 127.8 mm (5.0 in).
Wettest five days (Rx5day) at Walnut Ridge Muni AP by year
YearWettest five days (Rx5day)
1949126.7 mm (5.0 in)
1950130.7 mm (5.1 in)
1951150.4 mm (5.9 in)
1952142.0 mm (5.6 in)
195394.6 mm (3.7 in)
195496.0 mm (3.8 in)
195595.5 mm (3.8 in)
1956147.1 mm (5.8 in)
1957159.0 mm (6.3 in)
1958167.1 mm (6.6 in)
195988.9 mm (3.5 in)
1960117.7 mm (4.6 in)
1961153.6 mm (6.0 in)
1962156.0 mm (6.1 in)
1963157.4 mm (6.2 in)
1964127.8 mm (5.0 in)
1965160.8 mm (6.3 in)
1966249.2 mm (9.8 in)
1967108.8 mm (4.3 in)
1968183.9 mm (7.2 in)
1969124.8 mm (4.9 in)
201755.9 mm (2.2 in)
2018156.7 mm (6.2 in)
2019153.4 mm (6.0 in)
2020107.1 mm (4.2 in)
2021110.2 mm (4.3 in)
2022116.6 mm (4.6 in)
202389.4 mm (3.5 in)
202489.1 mm (3.5 in)
2025213.9 mm (8.4 in)
202677.5 mm (3.1 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Walnut Ridge Muni AP by year The longest dry spell of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 35 days in 1955, marked on the chart; the median year is 21 days. 102030401960198020002020Record: 35 days in 1955
The longest dry spell of the year at Walnut Ridge Muni AP, 1949 to 2026. The record is 35 days in 1955, marked on the chart; the median year is 21 days.
Longest dry spell (CDD) at Walnut Ridge Muni AP by year
YearLongest dry spell (CDD)
194920 days
195025 days
195116 days
195224 days
195322 days
195417 days
195535 days
195621 days
195721 days
195820 days
195921 days
196030 days
196126 days
196219 days
196328 days
196420 days
196528 days
196616 days
196718 days
196824 days
196916 days
201713 days
201831 days
201923 days
202016 days
202122 days
202232 days
202322 days
202433 days
202518 days
202618 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

25 years with a frost

Across 25 years with a frost, the median last spring frost at Walnut Ridge Muni AP falls on 1 April and the median first autumn frost on 2 November, which leaves a median of 214 days between them.

Fitted over all years, the growing season changes by +2.4 days per decade at this station.

Frost dates and growing season at Walnut Ridge Muni AP
MeasureMedian, all yearsEarliest periodRecent period (1950 to 2024)Recent against earliestFitted trend
Last spring frost1 Apriln/a1 Apriln/a-1.6 days per decade
First autumn frost2 Novembern/a2 Novembern/a+0.8 days per decade
Growing days214 daysn/a214 daysn/a+2.4 days per decade

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

  • Data for Walnut Ridge Muni AP standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Walnut Ridge Muni AP threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).