Seneca Weather Records (USC00237656)

Record envelope, standing records and threshold days for Seneca (USC00237656), Missouri, United States, with 79 years of record.

Key Facts for Seneca

Seneca (USC00237656) is a weather station in Missouri, United States at 36.84 latitude and -94.62 longitude, 256 m (841 ft) above sea level.
The station reports from 1948 to 2026, 79 years of record.
1,464 records set at Seneca still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Seneca set a daily record precipitation of 102.4 mm (4.0 in) on 19 May 2026.

About the Station

Location: Missouri, United States, 36.84 latitude, -94.62 longitude.
Elevation: 256 m (841 ft).
Period of record: 1948 to 2026, 79 years.
Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Seneca. 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 Seneca, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	23.9 C (75.0 F)	-19.4 C (-2.9 F)	n/a	n/a
Feb	25.6 C (78.1 F)	-28.9 C (-20.0 F)	n/a	n/a
Mar	29.4 C (84.9 F)	-10.6 C (12.9 F)	n/a	n/a
Apr	34.4 C (93.9 F)	-5.0 C (23.0 F)	n/a	n/a
May	32.8 C (91.0 F)	0.0 C (32.0 F)	n/a	n/a
Jun	36.1 C (97.0 F)	8.3 C (46.9 F)	n/a	n/a
Jul	41.1 C (106.0 F)	11.1 C (52.0 F)	n/a	n/a
Aug	43.3 C (109.9 F)	9.4 C (48.9 F)	n/a	n/a
Sep	39.4 C (102.9 F)	2.8 C (37.0 F)	n/a	n/a
Oct	31.7 C (89.1 F)	-5.0 C (23.0 F)	n/a	n/a
Nov	29.4 C (84.9 F)	-13.9 C (7.0 F)	n/a	n/a
Dec	24.4 C (75.9 F)	-20.0 C (-4.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Seneca still stand. 2009 holds the most, with 185.

Wettest Day of Each Month

Sep: 174.0 mm (6.9 in)

The wettest day on record for each calendar month at Seneca. The most was 174.0 mm (6.9 in) on 25 September 1993.

Record daily precipitation for each month at Seneca
Month	Record daily precipitation (mm)	Date
Jan	67.3 mm (2.6 in)	21 January 2002
Feb	106.7 mm (4.2 in)	24 February 2001
Mar	106.2 mm (4.2 in)	13 March 2021
Apr	108.0 mm (4.3 in)	30 April 2017
May	127.0 mm (5.0 in)	24 May 2011
Jun	159.0 mm (6.3 in)	26 June 2021
Jul	86.4 mm (3.4 in)	9 July 1999
Aug	94.0 mm (3.7 in)	26 August 2007
Sep	174.0 mm (6.9 in)	25 September 1993
Oct	127.0 mm (5.0 in)	11 October 2001
Nov	148.6 mm (5.9 in)	6 November 1994
Dec	89.9 mm (3.5 in)	14 December 1992

Period of Record Coverage

2003 to 2023

12 years of record at Seneca, 2003 to 2023. 9 years have data for under 90 percent of days and are left out of rankings: 2003, 2004, 2005, 2006, 2007, 2011, 2021, 2022 and others.

Days with data per year at Seneca
Year	Days with data	Share of year	Complete
2003	190	52%	No
2004	190	52%	No
2005	146	40%	No
2006	204	56%	No
2007	324	89%	No
2008	352	96%	Yes
2009	359	98%	Yes
2010	358	98%	Yes
2011	246	67%	No
2021	190	52%	No
2022	290	79%	No
2023	105	29%	No

Latest Records

Latest records at Seneca
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 May 2026	Seneca, US	daily rain	102.4 mm (4.0 in)	63.8 mm (2.5 in)	36 years	46 of 100 (Notable)
4 April 2026	Seneca, US	daily rain	53.1 mm (2.1 in)	32.8 mm (1.3 in)	27 years	32 of 100 (Routine)
2 April 2026	Seneca, US	daily rain	25.7 mm (1.0 in)	16.0 mm (0.6 in)	1 year	15 of 100 (Routine)
23 September 2025	Seneca, US	daily rain (Tie)	16.0 mm (0.6 in)	tie	6 years	2 of 100 (Routine)
15 June 2025	Seneca, US	daily rain	16.8 mm (0.7 in)	5.4 mm (0.21 in)	15 years	13 of 100 (Routine)
7 June 2025	Seneca, US	daily rain	28.7 mm (1.1 in)	4.3 mm (0.17 in)	74 years	30 of 100 (Routine)
6 June 2025	Seneca, US	daily rain	53.6 mm (2.1 in)	29.0 mm (1.1 in)	3 years	19 of 100 (Routine)
4 June 2025	Seneca, US	daily rain	97.3 mm (3.8 in)	64.0 mm (2.5 in)	8 years	36 of 100 (Notable)
20 April 2025	Seneca, US	daily rain	56.9 mm (2.2 in)	19.8 mm (0.8 in)	32 years	26 of 100 (Routine)
19 April 2025	Seneca, US	daily rain	23.6 mm (0.9 in)	12.4 mm (0.5 in)	35 years	20 of 100 (Routine)
6 April 2025	Seneca, US	daily rain	27.2 mm (1.1 in)	7.6 mm (0.30 in)	28 years	19 of 100 (Routine)
5 March 2025	Seneca, US	daily rain	23.9 mm (0.9 in)	11.2 mm (0.4 in)	26 years	20 of 100 (Routine)
30 January 2025	Seneca, US	daily rain	13.7 mm (0.5 in)	8.1 mm (0.32 in)	34 years	20 of 100 (Routine)
10 January 2025	Seneca, US	daily rain	13.7 mm (0.5 in)	5.1 mm (0.20 in)	76 years	20 of 100 (Routine)
24 December 2024	Seneca, US	daily rain	8.4 mm (0.33 in)	1.3 mm (0.05 in)	76 years	20 of 100 (Routine)
16 December 2024	Seneca, US	daily rain	30.2 mm (1.2 in)	19.0 mm (0.7 in)	3 years	18 of 100 (Routine)
19 November 2024	Seneca, US	daily rain	14.7 mm (0.6 in)	12.9 mm (0.5 in)	7 years	15 of 100 (Routine)
18 November 2024	Seneca, US	daily rain	17.8 mm (0.7 in)	8.1 mm (0.32 in)	21 years	16 of 100 (Routine)
5 November 2024	Seneca, US	daily rain	37.6 mm (1.5 in)	22.6 mm (0.9 in)	2 years	17 of 100 (Routine)
3 November 2024	Seneca, US	daily rain	39.1 mm (1.5 in)	30.0 mm (1.2 in)	31 years	30 of 100 (Routine)

Extremes by Year

1948 to 2026

Yearly extremes at Seneca: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	43.3 C (109.9 F)	2011	38.1 C (100.5 F)	12
Coldest night (TNn)	-28.9 C (-20.0 F)	2011	-15.6 C (3.9 F)	12
Wettest day (Rx1day)	174.0 mm (6.9 in)	1993	86.6 mm (3.4 in)	41
Wettest five days (Rx5day)	348.0 mm (13.7 in)	1993	127.0 mm (5.0 in)	41
Longest dry spell (CDD)	54 days	2006	26 days	41

Hottest day (TXx)

The hottest day of the year at Seneca, 1948 to 2026. The record is 43.3 C (109.9 F) in 2011, marked on the chart; the median year is 38.1 C (100.5 F).

Hottest day (TXx) at Seneca by year
Year	Hottest day (TXx)
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1988	n/a
1989	n/a
1990	n/a
1991	n/a
1992	n/a
1993	n/a
1994	n/a
1995	n/a
1996	n/a
1997	n/a
1998	n/a
1999	n/a
2000	n/a
2001	n/a
2002	n/a
2003	38.3 C (100.9 F)
2004	34.4 C (93.9 F)
2005	35.0 C (95.0 F)
2006	39.4 C (102.9 F)
2007	38.9 C (102.0 F)
2008	37.8 C (100.0 F)
2009	36.1 C (97.0 F)
2010	39.4 C (102.9 F)
2011	43.3 C (109.9 F)
2012	n/a
2013	n/a
2016	n/a
2017	n/a
2018	n/a
2019	n/a
2020	n/a
2021	36.7 C (98.1 F)
2022	40.6 C (105.1 F)
2023	31.7 C (89.1 F)
2024	n/a
2025	n/a
2026	n/a

Coldest night (TNn)

The coldest night of the year at Seneca, 1948 to 2026. The record is -28.9 C (-20.0 F) in 2011, marked on the chart; the median year is -15.6 C (3.9 F).

Coldest night (TNn) at Seneca by year
Year	Coldest night (TNn)
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1988	n/a
1989	n/a
1990	n/a
1991	n/a
1992	n/a
1993	n/a
1994	n/a
1995	n/a
1996	n/a
1997	n/a
1998	n/a
1999	n/a
2000	n/a
2001	n/a
2002	n/a
2003	-6.7 C (19.9 F)
2004	-17.2 C (1.0 F)
2005	-12.2 C (10.0 F)
2006	-15.6 C (3.9 F)
2007	-15.6 C (3.9 F)
2008	-15.6 C (3.9 F)
2009	-14.4 C (6.1 F)
2010	-19.4 C (-2.9 F)
2011	-28.9 C (-20.0 F)
2012	n/a
2013	n/a
2016	n/a
2017	n/a
2018	n/a
2019	n/a
2020	n/a
2021	-6.7 C (19.9 F)
2022	-20.0 C (-4.0 F)
2023	-9.4 C (15.1 F)
2024	n/a
2025	n/a
2026	n/a

Wettest day (Rx1day)

The wettest day of the year at Seneca, 1948 to 2026. The record is 174.0 mm (6.9 in) in 1993, marked on the chart; the median year is 86.6 mm (3.4 in).

Wettest day (Rx1day) at Seneca by year
Year	Wettest day (Rx1day)
1948	47.0 mm (1.9 in)
1949	82.6 mm (3.3 in)
1950	71.9 mm (2.8 in)
1951	104.4 mm (4.1 in)
1988	77.5 mm (3.1 in)
1989	53.3 mm (2.1 in)
1990	99.1 mm (3.9 in)
1991	62.0 mm (2.4 in)
1992	89.9 mm (3.5 in)
1993	174.0 mm (6.9 in)
1994	148.6 mm (5.9 in)
1995	77.2 mm (3.0 in)
1996	73.7 mm (2.9 in)
1997	116.8 mm (4.6 in)
1998	127.0 mm (5.0 in)
1999	86.4 mm (3.4 in)
2000	108.0 mm (4.3 in)
2001	127.0 mm (5.0 in)
2002	67.3 mm (2.6 in)
2003	71.1 mm (2.8 in)
2004	49.5 mm (1.9 in)
2005	76.2 mm (3.0 in)
2006	50.8 mm (2.0 in)
2007	101.6 mm (4.0 in)
2008	91.4 mm (3.6 in)
2009	114.3 mm (4.5 in)
2010	88.9 mm (3.5 in)
2011	127.0 mm (5.0 in)
2012	17.8 mm (0.7 in)
2013	20.3 mm (0.8 in)
2016	55.9 mm (2.2 in)
2017	108.0 mm (4.3 in)
2018	59.7 mm (2.4 in)
2019	126.0 mm (5.0 in)
2020	64.3 mm (2.5 in)
2021	159.0 mm (6.3 in)
2022	87.4 mm (3.4 in)
2023	86.6 mm (3.4 in)
2024	64.8 mm (2.6 in)
2025	97.3 mm (3.8 in)
2026	102.4 mm (4.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Seneca, 1948 to 2026. The record is 348.0 mm (13.7 in) in 1993, marked on the chart; the median year is 127.0 mm (5.0 in).

Wettest five days (Rx5day) at Seneca by year
Year	Wettest five days (Rx5day)
1948	100.4 mm (4.0 in)
1949	86.5 mm (3.4 in)
1950	118.0 mm (4.6 in)
1951	181.8 mm (7.2 in)
1988	135.2 mm (5.3 in)
1989	104.6 mm (4.1 in)
1990	157.2 mm (6.2 in)
1991	86.4 mm (3.4 in)
1992	98.5 mm (3.9 in)
1993	348.0 mm (13.7 in)
1994	128.6 mm (5.1 in)
1995	152.9 mm (6.0 in)
1996	233.6 mm (9.2 in)
1997	190.0 mm (7.5 in)
1998	151.9 mm (6.0 in)
1999	117.2 mm (4.6 in)
2000	119.4 mm (4.7 in)
2001	127.0 mm (5.0 in)
2002	114.4 mm (4.5 in)
2003	115.6 mm (4.6 in)
2004	87.8 mm (3.5 in)
2005	71.1 mm (2.8 in)
2006	60.2 mm (2.4 in)
2007	177.8 mm (7.0 in)
2008	125.5 mm (4.9 in)
2009	135.9 mm (5.4 in)
2010	113.1 mm (4.5 in)
2011	219.2 mm (8.6 in)
2012	17.8 mm (0.7 in)
2013	46.0 mm (1.8 in)
2016	85.1 mm (3.4 in)
2017	188.1 mm (7.4 in)
2018	137.6 mm (5.4 in)
2019	261.1 mm (10.3 in)
2020	141.2 mm (5.6 in)
2021	322.6 mm (12.7 in)
2022	152.4 mm (6.0 in)
2023	115.1 mm (4.5 in)
2024	118.9 mm (4.7 in)
2025	186.2 mm (7.3 in)
2026	128.6 mm (5.1 in)

Longest dry spell (CDD)

The longest dry spell of the year at Seneca, 1948 to 2026. The record is 54 days in 2006, marked on the chart; the median year is 26 days.

Longest dry spell (CDD) at Seneca by year
Year	Longest dry spell (CDD)
1948	15 days
1949	21 days
1950	43 days
1951	17 days
1988	26 days
1989	37 days
1990	24 days
1991	20 days
1992	22 days
1993	28 days
1994	34 days
1995	50 days
1996	42 days
1997	30 days
1998	33 days
1999	48 days
2000	35 days
2001	25 days
2002	20 days
2003	31 days
2004	19 days
2005	32 days
2006	54 days
2007	33 days
2008	26 days
2009	42 days
2010	31 days
2011	21 days
2012	23 days
2013	7 days
2016	25 days
2017	24 days
2018	20 days
2019	15 days
2020	16 days
2021	14 days
2022	38 days
2023	20 days
2024	34 days
2025	32 days
2026	19 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 Seneca standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Seneca 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).