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Built 2026-10-15 (15 October 2026)

Heavener Exp Farm Weather Records (USC00344010)

Record envelope, standing records and threshold days for Heavener Exp Farm (USC00344010), Oklahoma, United States, with 39 years of record.

Key Facts for Heavener Exp Farm

  • Heavener Exp Farm (USC00344010) is a weather station in Oklahoma, United States at 34.92 latitude and -94.60 longitude, 171 m (561 ft) above sea level.
  • The station reports from 1913 to 1951, 39 years of record.
  • 1,462 records set at Heavener Exp Farm still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Oklahoma, United States, 34.92 latitude, -94.60 longitude.
  • Elevation: 171 m (561 ft).
  • Period of record: 1913 to 1951, 39 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Heavener Exp Farm, with 2026 drawn through them The band shows the record high and record low for each calendar day at Heavener Exp Farm. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -200204060 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Heavener Exp Farm. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Heavener Exp Farm, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan25.0 C (77.0 F)-15.6 C (3.9 F)n/an/a
Feb29.4 C (84.9 F)-14.4 C (6.1 F)n/an/a
Mar32.8 C (91.0 F)-6.1 C (21.0 F)n/an/a
Apr33.9 C (93.0 F)-3.9 C (25.0 F)n/an/a
May33.9 C (93.0 F)5.0 C (41.0 F)n/an/a
Jun39.4 C (102.9 F)10.0 C (50.0 F)n/an/a
Jul40.6 C (105.1 F)10.6 C (51.1 F)n/an/a
Aug41.1 C (106.0 F)9.4 C (48.9 F)n/an/a
Sep38.9 C (102.0 F)1.7 C (35.1 F)n/an/a
Oct33.3 C (91.9 F)-4.4 C (24.1 F)n/an/a
Nov30.6 C (87.1 F)-10.0 C (14.0 F)n/an/a
Dec22.2 C (72.0 F)-12.8 C (9.0 F)n/an/a

Which Years Hold Standing Records

1,462 standing records
Standing records at Heavener Exp Farm by the year they were set 1,462 records at Heavener Exp Farm still stand. 1915 holds the most, with 459. 02004006001913: 1781914: 4481915: 4591916: 3521917: 2519131914191519161917
1,462 records at Heavener Exp Farm still stand. 1915 holds the most, with 459.
Standing records at Heavener Exp Farm by the year they were set
Year setStanding records
1913178
1914448
1915459
1916352
191725

Wettest Day of Each Month

Jan: 147.1 mm (5.8 in)
Record daily precipitation for each month at Heavener Exp Farm The wettest day on record for each calendar month at Heavener Exp Farm. The most was 147.1 mm (5.8 in) on 24 January 1949. 050100150 Jan: 147.1 mm (5.8 in), 24 January 1949 Jan Feb: 96.3 mm (3.8 in), 21 February 1945 Feb Mar: 126.7 mm (5.0 in), 19 March 1945 Mar Apr: 63.5 mm (2.5 in), 24 April 1946 Apr May: 110.5 mm (4.4 in), 15 May 1945 May Jun: 76.2 mm (3.0 in), 28 June 1915 Jun Jul: 80.0 mm (3.1 in), 1 July 1946 Jul Aug: 119.4 mm (4.7 in), 28 August 1947 Aug Sep: 104.1 mm (4.1 in), 1 September 1916 Sep Oct: 123.4 mm (4.9 in), 16 October 1915 Oct Nov: 71.1 mm (2.8 in), 3 November 1946 Nov Dec: 95.3 mm (3.8 in), 7 December 1947 Dec
The wettest day on record for each calendar month at Heavener Exp Farm. The most was 147.1 mm (5.8 in) on 24 January 1949.
Record daily precipitation for each month at Heavener Exp Farm
MonthRecord daily precipitation (mm)Date
Jan147.1 mm (5.8 in)24 January 1949
Feb96.3 mm (3.8 in)21 February 1945
Mar126.7 mm (5.0 in)19 March 1945
Apr63.5 mm (2.5 in)24 April 1946
May110.5 mm (4.4 in)15 May 1945
Jun76.2 mm (3.0 in)28 June 1915
Jul80.0 mm (3.1 in)1 July 1946
Aug119.4 mm (4.7 in)28 August 1947
Sep104.1 mm (4.1 in)1 September 1916
Oct123.4 mm (4.9 in)16 October 1915
Nov71.1 mm (2.8 in)3 November 1946
Dec95.3 mm (3.8 in)7 December 1947

Period of Record Coverage

1913 to 1917
Days with data per year at Heavener Exp Farm 5 years of record at Heavener Exp Farm, 1913 to 1917. 2 years have data for under 90 percent of days and are left out of rankings: 1913, 1917. 1913: 138 of 365 days1914: 365 of 365 days1915: 364 of 365 days1916: 333 of 366 days1917: 28 of 365 days1915
5 years of record at Heavener Exp Farm, 1913 to 1917. 2 years have data for under 90 percent of days and are left out of rankings: 1913, 1917.
Days with data per year at Heavener Exp Farm
YearDays with dataShare of yearComplete
191313838%No
1914365100%Yes
1915364100%Yes
191633391%Yes
1917288%No

Latest Records

0

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

Extremes by Year

1913 to 1951
Yearly extremes at Heavener Exp Farm: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)41.1 C (106.0 F)191339.4 C (102.9 F)5
Coldest night (TNn)-15.6 C (3.9 F)1916-13.3 C (8.1 F)5
Wettest day (Rx1day)147.1 mm (5.8 in)194982.6 mm (3.3 in)14
Wettest five days (Rx5day)264.2 mm (10.4 in)1946100.8 mm (4.0 in)10
Longest dry spell (CDD)38 days191326 days9

Hottest day (TXx)

Hottest day (TXx) at Heavener Exp Farm by year The hottest day of the year at Heavener Exp Farm, 1913 to 1951. The record is 41.1 C (106.0 F) in 1913, marked on the chart; the median year is 39.4 C (102.9 F). 25303540451920193019401950Record: 41.1 C (106.0 F) in 1913
The hottest day of the year at Heavener Exp Farm, 1913 to 1951. The record is 41.1 C (106.0 F) in 1913, marked on the chart; the median year is 39.4 C (102.9 F).
Hottest day (TXx) at Heavener Exp Farm by year
YearHottest day (TXx)
191341.1 C (106.0 F)
191440.6 C (105.1 F)
191537.8 C (100.0 F)
191639.4 C (102.9 F)
191729.4 C (84.9 F)
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a

Coldest night (TNn)

Coldest night (TNn) at Heavener Exp Farm by year The coldest night of the year at Heavener Exp Farm, 1913 to 1951. The record is -15.6 C (3.9 F) in 1916, marked on the chart; the median year is -13.3 C (8.1 F). -17.5-15-12.5-10-7.5-51920193019401950Record: -15.6 C (3.9 F) in 1916
The coldest night of the year at Heavener Exp Farm, 1913 to 1951. The record is -15.6 C (3.9 F) in 1916, marked on the chart; the median year is -13.3 C (8.1 F).
Coldest night (TNn) at Heavener Exp Farm by year
YearColdest night (TNn)
1913-5.6 C (21.9 F)
1914-13.3 C (8.1 F)
1915-12.8 C (9.0 F)
1916-15.6 C (3.9 F)
1917-14.4 C (6.1 F)
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a

Wettest day (Rx1day)

Wettest day (Rx1day) at Heavener Exp Farm by year The wettest day of the year at Heavener Exp Farm, 1913 to 1951. The record is 147.1 mm (5.8 in) in 1949, marked on the chart; the median year is 82.6 mm (3.3 in). 0501001501920193019401950Record: 147.1 mm (5.8 in) in 1949
The wettest day of the year at Heavener Exp Farm, 1913 to 1951. The record is 147.1 mm (5.8 in) in 1949, marked on the chart; the median year is 82.6 mm (3.3 in).
Wettest day (Rx1day) at Heavener Exp Farm by year
YearWettest day (Rx1day)
191384.3 mm (3.3 in)
191459.2 mm (2.3 in)
1915123.4 mm (4.9 in)
1916104.1 mm (4.1 in)
191712.7 mm (0.5 in)
194363.5 mm (2.5 in)
194499.1 mm (3.9 in)
1945126.7 mm (5.0 in)
194680.8 mm (3.2 in)
1947119.4 mm (4.7 in)
194867.1 mm (2.6 in)
1949147.1 mm (5.8 in)
195054.1 mm (2.1 in)
195176.2 mm (3.0 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Heavener Exp Farm by year The wettest five days of the year at Heavener Exp Farm, 1913 to 1951. The record is 264.2 mm (10.4 in) in 1946, marked on the chart; the median year is 100.8 mm (4.0 in). 01002003001920193019401950Record: 264.2 mm (10.4 in) in 1946
The wettest five days of the year at Heavener Exp Farm, 1913 to 1951. The record is 264.2 mm (10.4 in) in 1946, marked on the chart; the median year is 100.8 mm (4.0 in).
Wettest five days (Rx5day) at Heavener Exp Farm by year
YearWettest five days (Rx5day)
191391.2 mm (3.6 in)
191491.4 mm (3.6 in)
1915215.6 mm (8.5 in)
1916104.1 mm (4.1 in)
191712.7 mm (0.5 in)
1943n/a
1944n/a
1945n/a
1946264.2 mm (10.4 in)
1947n/a
1948101.3 mm (4.0 in)
1949223.6 mm (8.8 in)
195098.4 mm (3.9 in)
1951100.2 mm (3.9 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Heavener Exp Farm by year The longest dry spell of the year at Heavener Exp Farm, 1913 to 1951. The record is 38 days in 1913, marked on the chart; the median year is 26 days. 102030401920193019401950Record: 38 days in 1913
The longest dry spell of the year at Heavener Exp Farm, 1913 to 1951. The record is 38 days in 1913, marked on the chart; the median year is 26 days.
Longest dry spell (CDD) at Heavener Exp Farm by year
YearLongest dry spell (CDD)
191338 days
191428 days
191527 days
191626 days
191721 days
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
194838 days
194926 days
195016 days
195120 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.

Download the Data

  • Data for Heavener Exp Farm standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Heavener Exp Farm 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

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