Columbia WSO AP Weather Records (USW00013983)

Record envelope, standing records and threshold days for Columbia WSO AP (USW00013983), Missouri, United States, with 79 years of record.

Key Facts for Columbia WSO AP

Columbia WSO AP (USW00013983) is a weather station in Missouri, United States at 38.97 latitude and -92.37 longitude, 237 m (778 ft) above sea level.
The station reports from 1948 to 2026, 79 years of record.
1,464 records set at Columbia WSO AP still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Missouri, United States, 38.97 latitude, -92.37 longitude.
Elevation: 237 m (778 ft).
Period of record: 1948 to 2026, 79 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

25 days at or beyond a record

The band shows the record high and record low for each calendar day at Columbia WSO AP. The lines show the 2026 daily maximum and minimum. 25 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Columbia WSO AP, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	25.0 C (77.0 F)	-23.9 C (-11.0 F)	13.3 C (55.9 F)	-20.6 C (-5.1 F)
Feb	25.0 C (77.0 F)	-22.8 C (-9.0 F)	21.7 C (71.1 F)	-21.1 C (-6.0 F)
Mar	29.4 C (84.9 F)	-22.8 C (-9.0 F)	28.3 C (82.9 F)	-5.0 C (23.0 F)
Apr	32.8 C (91.0 F)	-5.6 C (21.9 F)	28.9 C (84.0 F)	0.0 C (32.0 F)
May	33.9 C (93.0 F)	0.6 C (33.1 F)	29.4 C (84.9 F)	5.0 C (41.0 F)
Jun	38.9 C (102.0 F)	7.2 C (45.0 F)	32.8 C (91.0 F)	13.9 C (57.0 F)
Jul	45.0 C (113.0 F)	9.4 C (48.9 F)	34.4 C (93.9 F)	18.3 C (64.9 F)
Aug	39.4 C (102.9 F)	7.8 C (46.0 F)	36.1 C (97.0 F)	10.0 C (50.0 F)
Sep	38.9 C (102.0 F)	1.7 C (35.1 F)	36.1 C (97.0 F)	7.2 C (45.0 F)
Oct	33.3 C (91.9 F)	-6.1 C (21.0 F)	30.6 C (87.1 F)	2.2 C (36.0 F)
Nov	27.8 C (82.0 F)	-17.2 C (1.0 F)	26.1 C (79.0 F)	-7.2 C (19.0 F)
Dec	23.9 C (75.0 F)	-23.3 C (-9.9 F)	22.8 C (73.0 F)	-15.6 C (3.9 F)

Which Years Hold Standing Records

1,464 standing records

1,464 records at Columbia WSO AP still stand. 1954 holds the most, with 99.

Standing records at Columbia WSO AP by the year they were set
Year set	Standing records
1948	64
1949	46
1950	88
1951	83
1952	73
1953	79
1954	99
1955	62
1956	57
1957	44
1958	51
1959	46
1960	58
1961	52
1962	66
1963	88
1964	59
1965	68
1966	74
1967	70
1968	55
1969	21
2025	61

Wettest Day of Each Month

Jul: 98.0 mm (3.9 in)

The wettest day on record for each calendar month at Columbia WSO AP. The most was 98.0 mm (3.9 in) on 27 July 1957.

Record daily precipitation for each month at Columbia WSO AP
Month	Record daily precipitation (mm)	Date
Jan	46.7 mm (1.8 in)	2 January 1951
Feb	33.3 mm (1.3 in)	9 February 1959
Mar	59.7 mm (2.4 in)	20 March 1962
Apr	46.7 mm (1.8 in)	5 April 1964
May	64.5 mm (2.5 in)	30 May 1967
Jun	83.1 mm (3.3 in)	24 June 1955
Jul	98.0 mm (3.9 in)	27 July 1957
Aug	66.0 mm (2.6 in)	29 August 1955
Sep	85.1 mm (3.4 in)	13 September 1961
Oct	95.0 mm (3.7 in)	12 October 1969
Nov	64.0 mm (2.5 in)	1 November 1948
Dec	52.6 mm (2.1 in)	21 December 1949

Period of Record Coverage

1948 to 2025

23 years of record at Columbia WSO AP, 1948 to 2025. 1 years have data for under 90 percent of days and are left out of rankings: 1969.

Days with data per year at Columbia WSO AP
Year	Days with data	Share of year	Complete
1948	366	100%	Yes
1949	365	100%	Yes
1950	365	100%	Yes
1951	365	100%	Yes
1952	366	100%	Yes
1953	365	100%	Yes
1954	365	100%	Yes
1955	365	100%	Yes
1956	366	100%	Yes
1957	365	100%	Yes
1958	365	100%	Yes
1959	365	100%	Yes
1960	366	100%	Yes
1961	365	100%	Yes
1962	365	100%	Yes
1963	365	100%	Yes
1964	366	100%	Yes
1965	365	100%	Yes
1966	365	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	304	83%	No
2025	357	98%	Yes

Latest Records

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

Climate Trend

22 complete years, 1948 to 2025

One stripe for each of 22 complete years at Columbia WSO AP, 1948 to 2025. Blue stripes are years cooler than the station's own mean of 12.7 C (54.8 F); red stripes are warmer. The coolest year was 1950, at 11.4 C (52.5 F), and the warmest was 1954, at 14.2 C (57.5 F). The strongest colour marks a difference of 1.5 C (2.7 F).

Annual mean temperature at Columbia WSO AP as warming stripes, 1948 to 2025
Year	Annual mean temperature	Difference from the station mean
1948	12.2 C	-0.47 C
1949	12.6 C	-0.12 C
1950	11.4 C	-1.28 C
1951	11.6 C	-1.13 C
1952	13.1 C	+0.38 C
1953	14.0 C	+1.35 C
1954	14.2 C	+1.46 C
1955	13.0 C	+0.30 C
1956	13.3 C	+0.63 C
1957	12.7 C	+0.02 C
1958	11.8 C	-0.88 C
1959	12.6 C	-0.07 C
1960	12.1 C	-0.62 C
1961	11.9 C	-0.75 C
1962	12.4 C	-0.26 C
1963	12.7 C	-0.01 C
1964	13.4 C	+0.74 C
1965	13.2 C	+0.54 C
1966	12.4 C	-0.33 C
1967	12.4 C	-0.31 C
1968	12.3 C	-0.38 C
2025	13.9 C	+1.24 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

1948 to 2026

Yearly extremes at Columbia WSO AP: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	45.0 C (113.0 F)	1954	36.4 C (97.5 F)	24
Coldest night (TNn)	-23.9 C (-11.0 F)	1968	-20.6 C (-5.1 F)	24
Wettest day (Rx1day)	98.0 mm (3.9 in)	1957	62.3 mm (2.5 in)	22
Wettest five days (Rx5day)	169.9 mm (6.7 in)	1969	95.5 mm (3.8 in)	22
Longest dry spell (CDD)	32 days	1960	23 days	22

Hottest day (TXx)

The hottest day of the year at Columbia WSO AP, 1948 to 2026. The record is 45.0 C (113.0 F) in 1954, marked on the chart; the median year is 36.4 C (97.5 F).

Hottest day (TXx) at Columbia WSO AP by year
Year	Hottest day (TXx)
1948	36.1 C (97.0 F)
1949	35.6 C (96.1 F)
1950	34.4 C (93.9 F)
1951	36.1 C (97.0 F)
1952	40.6 C (105.1 F)
1953	38.9 C (102.0 F)
1954	45.0 C (113.0 F)
1955	37.8 C (100.0 F)
1956	38.3 C (100.9 F)
1957	38.3 C (100.9 F)
1958	36.1 C (97.0 F)
1959	36.1 C (97.0 F)
1960	37.8 C (100.0 F)
1961	34.4 C (93.9 F)
1962	39.4 C (102.9 F)
1963	36.7 C (98.1 F)
1964	39.4 C (102.9 F)
1965	35.0 C (95.0 F)
1966	38.9 C (102.0 F)
1967	36.1 C (97.0 F)
1968	35.0 C (95.0 F)
1969	36.7 C (98.1 F)
2025	36.1 C (97.0 F)
2026	19.4 C (66.9 F)

Coldest night (TNn)

The coldest night of the year at Columbia WSO AP, 1948 to 2026. The record is -23.9 C (-11.0 F) in 1968, marked on the chart; the median year is -20.6 C (-5.1 F).

Coldest night (TNn) at Columbia WSO AP by year
Year	Coldest night (TNn)
1948	-23.3 C (-9.9 F)
1949	-20.6 C (-5.1 F)
1950	-19.4 C (-2.9 F)
1951	-22.8 C (-9.0 F)
1952	-15.6 C (3.9 F)
1953	-19.4 C (-2.9 F)
1954	-17.2 C (1.0 F)
1955	-20.6 C (-5.1 F)
1956	-16.1 C (3.0 F)
1957	-18.3 C (-0.9 F)
1958	-22.2 C (-8.0 F)
1959	-22.8 C (-9.0 F)
1960	-22.8 C (-9.0 F)
1961	-20.0 C (-4.0 F)
1962	-22.2 C (-8.0 F)
1963	-23.3 C (-9.9 F)
1964	-18.9 C (-2.0 F)
1965	-21.1 C (-6.0 F)
1966	-22.8 C (-9.0 F)
1967	-19.4 C (-2.9 F)
1968	-23.9 C (-11.0 F)
1969	-19.4 C (-2.9 F)
2025	-21.1 C (-6.0 F)
2026	-20.6 C (-5.1 F)

Wettest day (Rx1day)

The wettest day of the year at Columbia WSO AP, 1948 to 2026. The record is 98.0 mm (3.9 in) in 1957, marked on the chart; the median year is 62.3 mm (2.5 in).

Wettest day (Rx1day) at Columbia WSO AP by year
Year	Wettest day (Rx1day)
1948	64.0 mm (2.5 in)
1949	58.2 mm (2.3 in)
1950	39.6 mm (1.6 in)
1951	54.1 mm (2.1 in)
1952	55.6 mm (2.2 in)
1953	61.0 mm (2.4 in)
1954	58.9 mm (2.3 in)
1955	83.1 mm (3.3 in)
1956	69.3 mm (2.7 in)
1957	98.0 mm (3.9 in)
1958	58.4 mm (2.3 in)
1959	69.1 mm (2.7 in)
1960	46.0 mm (1.8 in)
1961	85.1 mm (3.4 in)
1962	63.5 mm (2.5 in)
1963	40.6 mm (1.6 in)
1964	46.7 mm (1.8 in)
1965	69.1 mm (2.7 in)
1966	46.5 mm (1.8 in)
1967	64.5 mm (2.5 in)
1968	73.7 mm (2.9 in)
1969	95.0 mm (3.7 in)
2025	n/a
2026	n/a

Wettest five days (Rx5day)

The wettest five days of the year at Columbia WSO AP, 1948 to 2026. The record is 169.9 mm (6.7 in) in 1969, marked on the chart; the median year is 95.5 mm (3.8 in).

Wettest five days (Rx5day) at Columbia WSO AP by year
Year	Wettest five days (Rx5day)
1948	95.5 mm (3.8 in)
1949	112.0 mm (4.4 in)
1950	68.6 mm (2.7 in)
1951	76.0 mm (3.0 in)
1952	81.0 mm (3.2 in)
1953	69.4 mm (2.7 in)
1954	88.1 mm (3.5 in)
1955	126.6 mm (5.0 in)
1956	95.5 mm (3.8 in)
1957	98.0 mm (3.9 in)
1958	117.8 mm (4.6 in)
1959	98.6 mm (3.9 in)
1960	67.8 mm (2.7 in)
1961	116.3 mm (4.6 in)
1962	74.4 mm (2.9 in)
1963	79.7 mm (3.1 in)
1964	118.4 mm (4.7 in)
1965	102.9 mm (4.1 in)
1966	53.4 mm (2.1 in)
1967	89.7 mm (3.5 in)
1968	130.1 mm (5.1 in)
1969	169.9 mm (6.7 in)
2025	n/a
2026	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Columbia WSO AP, 1948 to 2026. The record is 32 days in 1960, marked on the chart; the median year is 23 days.

Longest dry spell (CDD) at Columbia WSO AP by year
Year	Longest dry spell (CDD)
1948	24 days
1949	16 days
1950	30 days
1951	15 days
1952	24 days
1953	22 days
1954	21 days
1955	30 days
1956	24 days
1957	22 days
1958	31 days
1959	16 days
1960	32 days
1961	14 days
1962	23 days
1963	15 days
1964	30 days
1965	21 days
1966	18 days
1967	26 days
1968	26 days
1969	19 days
2025	n/a
2026	n/a

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

22 years with a frost

Across 22 years with a frost, the median last spring frost at Columbia WSO AP falls on 14 April and the median first autumn frost on 28 October, which leaves a median of 198 days between them.

Frost dates and growing season at Columbia WSO AP
Measure	Median, all years	Earliest period	Recent period (1948 to 2025)	Recent against earliest	Fitted trend
Last spring frost	14 April	n/a	14 April	n/a	n/a
First autumn frost	28 October	n/a	28 October	n/a	n/a
Growing days	198 days	n/a	198 days	n/a	n/a

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 Columbia WSO AP standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Columbia WSO 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).