Dalhart Weather Records (USC00412238)

Record envelope, standing records and threshold days for Dalhart (USC00412238), Texas, United States, with 77 years of record.

Key Facts for Dalhart

Dalhart (USC00412238) is a weather station in Texas, United States at 36.06 latitude and -102.52 longitude, 1,214 m (3,984 ft) above sea level.
The station reports from 1946 to 2022, 77 years of record.
1,464 records set at Dalhart still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Texas, United States, 36.06 latitude, -102.52 longitude.
Elevation: 1,214 m (3,984 ft).
Period of record: 1946 to 2022, 77 years.
Eligible elements: none yet.

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 Dalhart. 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 Dalhart, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	24.4 C (75.9 F)	-23.3 C (-9.9 F)	n/a	n/a
Feb	30.0 C (86.0 F)	-25.0 C (-13.0 F)	n/a	n/a
Mar	31.7 C (89.1 F)	-16.7 C (1.9 F)	n/a	n/a
Apr	36.1 C (97.0 F)	-7.8 C (18.0 F)	n/a	n/a
May	37.2 C (99.0 F)	-3.9 C (25.0 F)	n/a	n/a
Jun	42.2 C (108.0 F)	4.4 C (39.9 F)	n/a	n/a
Jul	41.7 C (107.1 F)	10.0 C (50.0 F)	n/a	n/a
Aug	40.6 C (105.1 F)	9.4 C (48.9 F)	n/a	n/a
Sep	39.4 C (102.9 F)	1.1 C (34.0 F)	n/a	n/a
Oct	35.0 C (95.0 F)	-10.0 C (14.0 F)	n/a	n/a
Nov	30.0 C (86.0 F)	-12.8 C (9.0 F)	n/a	n/a
Dec	25.6 C (78.1 F)	-21.1 C (-6.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Dalhart still stand. 2011 holds the most, with 133.

Wettest Day of Each Month

Jul: 67.8 mm (2.7 in)

The wettest day on record for each calendar month at Dalhart. The most was 67.8 mm (2.7 in) on 27 July 2009.

Record daily precipitation for each month at Dalhart
Month	Record daily precipitation (mm)	Date
Jan	57.2 mm (2.3 in)	29 January 2010
Feb	33.0 mm (1.3 in)	4 February 2010
Mar	38.1 mm (1.5 in)	28 March 2009
Apr	51.8 mm (2.0 in)	16 April 2016
May	45.0 mm (1.8 in)	24 May 2022
Jun	49.5 mm (1.9 in)	13 June 2018
Jul	67.8 mm (2.7 in)	27 July 2009
Aug	38.1 mm (1.5 in)	14 August 1947
Sep	53.3 mm (2.1 in)	7 September 2016
Oct	63.0 mm (2.5 in)	14 October 2008
Nov	31.8 mm (1.3 in)	6 November 2016
Dec	44.4 mm (1.7 in)	6 December 2011

Period of Record Coverage

1946 to 2022

18 years of record at Dalhart, 1946 to 2022. 10 years have data for under 90 percent of days and are left out of rankings: 1946, 1947, 1948, 2008, 2017, 2018, 2019, 2020 and others.

Days with data per year at Dalhart
Year	Days with data	Share of year	Complete
1946	138	38%	No
1947	300	82%	No
1948	222	61%	No
2008	121	33%	No
2009	365	100%	Yes
2010	349	96%	Yes
2011	348	95%	Yes
2012	348	95%	Yes
2013	342	94%	Yes
2014	353	97%	Yes
2015	335	92%	Yes
2016	362	99%	Yes
2017	299	82%	No
2018	127	35%	No
2019	38	10%	No
2020	157	43%	No
2021	246	67%	No
2022	3	1%	No

Latest Records

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

Extremes by Year

1946 to 2022

Yearly extremes at Dalhart: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	42.2 C (108.0 F)	2017	39.7 C (103.5 F)	18
Coldest night (TNn)	-25.0 C (-13.0 F)	2021	-16.9 C (1.5 F)	18
Wettest day (Rx1day)	67.8 mm (2.7 in)	2009	45.2 mm (1.8 in)	18
Wettest five days (Rx5day)	137.2 mm (5.4 in)	2008	67.4 mm (2.7 in)	18
Longest dry spell (CDD)	103 days	2018	43 days	18

Hottest day (TXx)

The hottest day of the year at Dalhart, 1946 to 2022. The record is 42.2 C (108.0 F) in 2017, marked on the chart; the median year is 39.7 C (103.5 F).

Hottest day (TXx) at Dalhart by year
Year	Hottest day (TXx)
1946	38.9 C (102.0 F)
1947	39.4 C (102.9 F)
1948	39.4 C (102.9 F)
2008	31.7 C (89.1 F)
2009	38.9 C (102.0 F)
2010	38.3 C (100.9 F)
2011	41.7 C (107.1 F)
2012	41.1 C (106.0 F)
2013	41.1 C (106.0 F)
2014	39.4 C (102.9 F)
2015	40.0 C (104.0 F)
2016	40.6 C (105.1 F)
2017	42.2 C (108.0 F)
2018	38.3 C (100.9 F)
2019	35.6 C (96.1 F)
2020	41.7 C (107.1 F)
2021	42.2 C (108.0 F)
2022	40.0 C (104.0 F)

Coldest night (TNn)

The coldest night of the year at Dalhart, 1946 to 2022. The record is -25.0 C (-13.0 F) in 2021, marked on the chart; the median year is -16.9 C (1.5 F).

Coldest night (TNn) at Dalhart by year
Year	Coldest night (TNn)
1946	-17.2 C (1.0 F)
1947	-23.3 C (-9.9 F)
1948	-10.0 C (14.0 F)
2008	-13.9 C (7.0 F)
2009	-16.1 C (3.0 F)
2010	-18.9 C (-2.0 F)
2011	-20.6 C (-5.1 F)
2012	-16.1 C (3.0 F)
2013	-15.0 C (5.0 F)
2014	-17.2 C (1.0 F)
2015	-16.1 C (3.0 F)
2016	-21.1 C (-6.0 F)
2017	-22.8 C (-9.0 F)
2018	-16.7 C (1.9 F)
2019	-12.8 C (9.0 F)
2020	-12.8 C (9.0 F)
2021	-25.0 C (-13.0 F)
2022	-23.9 C (-11.0 F)

Wettest day (Rx1day)

The wettest day of the year at Dalhart, 1946 to 2022. The record is 67.8 mm (2.7 in) in 2009, marked on the chart; the median year is 45.2 mm (1.8 in).

Wettest day (Rx1day) at Dalhart by year
Year	Wettest day (Rx1day)
1946	62.7 mm (2.5 in)
1947	38.1 mm (1.5 in)
1948	32.5 mm (1.3 in)
2008	63.0 mm (2.5 in)
2009	67.8 mm (2.7 in)
2010	57.2 mm (2.3 in)
2011	44.4 mm (1.7 in)
2012	20.1 mm (0.8 in)
2013	31.0 mm (1.2 in)
2014	34.8 mm (1.4 in)
2015	44.7 mm (1.8 in)
2016	53.3 mm (2.1 in)
2017	52.1 mm (2.1 in)
2018	49.5 mm (1.9 in)
2019	19.8 mm (0.8 in)
2020	27.4 mm (1.1 in)
2021	48.3 mm (1.9 in)
2022	45.7 mm (1.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Dalhart, 1946 to 2022. The record is 137.2 mm (5.4 in) in 2008, marked on the chart; the median year is 67.4 mm (2.7 in).

Wettest five days (Rx5day) at Dalhart by year
Year	Wettest five days (Rx5day)
1946	110.0 mm (4.3 in)
1947	66.3 mm (2.6 in)
1948	50.3 mm (2.0 in)
2008	137.2 mm (5.4 in)
2009	84.1 mm (3.3 in)
2010	96.8 mm (3.8 in)
2011	53.2 mm (2.1 in)
2012	28.2 mm (1.1 in)
2013	59.7 mm (2.4 in)
2014	57.4 mm (2.3 in)
2015	84.3 mm (3.3 in)
2016	75.4 mm (3.0 in)
2017	111.6 mm (4.4 in)
2018	68.6 mm (2.7 in)
2019	19.8 mm (0.8 in)
2020	44.9 mm (1.8 in)
2021	70.4 mm (2.8 in)
2022	45.7 mm (1.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Dalhart, 1946 to 2022. The record is 103 days in 2018, marked on the chart; the median year is 43 days.

Longest dry spell (CDD) at Dalhart by year
Year	Longest dry spell (CDD)
1946	33 days
1947	46 days
1948	41 days
2008	29 days
2009	46 days
2010	55 days
2011	53 days
2012	62 days
2013	32 days
2014	41 days
2015	26 days
2016	44 days
2017	37 days
2018	103 days
2019	92 days
2020	64 days
2021	26 days
2022	27 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 Dalhart standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Dalhart 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).