Dalhart, TX climate
Dalhart has chilly winters and hot summers, with very little rain. A typical July afternoon reaches 92°, a January night drops to 21°, and about 20 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Dalhart feels like
Winter
Spring
Summer
Fall
Dalhart weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 50° | 21° | 0.5" | 4.2" | 3 | 3 | 29° – 41° |
| February | 54° | 24° | 0.3" | 3.4" | 3 | 2 | 29° – 46° |
| March | 63° | 31° | 0.9" | 3.0" | 4 | 1 | 41° – 53° |
| April | 70° | 38° | 1.2" | 1.5" | 5 | 0 | 47° – 60° |
| May | 79° | 49° | 1.8" | 0 | 6 | 0 | 59° – 70° |
| June | 89° | 59° | 2.3" | 0 | 8 | 0 | 68° – 79° |
| July | 92° | 63° | 2.5" | 0 | 8 | 0 | 74° – 83° |
| August | 90° | 62° | 2.5" | 0 | 8 | 0 | 72° – 81° |
| September | 83° | 54° | 1.3" | 0 | 5 | 0 | 63° – 75° |
| October | 72° | 41° | 1.5" | 1.3" | 4 | 0 | 50° – 63° |
| November | 59° | 29° | 0.5" | 1.9" | 3 | 1 | 37° – 51° |
| December | 50° | 21° | 0.6" | 5.0" | 3 | 3 | 31° – 39° |
| Year | 71° | 41° | 16.0" | 20.3" | 61 | 11 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Dalhart
Dalhart gets 16 inches of rain and melted snow a year. July is the wettest month and February the driest. Rain or snow falls on about 61 days a year. Snow covers the ground about 11 days of the year.
About 173 frost-free days a year
In half of years the last 32° night comes by April 28 and the first one by October 20. That leaves about 173 frost-free days for gardens, shorter than 57% of U.S. towns.
Heating and cooling a home in Dalhart
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Dalhart, 77% of that work is heating and 23% is cooling.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Dalhart compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Dalhart averaged 1.2° warmer than the 1900s. The biggest change is in March (+2.5°). The shift is smaller than in 54% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Dalhart’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 29° to 46°. December is the most reliable, staying within 9°.
Common questions about Dalhart’s climate
What is the coldest month in Dalhart?
January, with a typical high of 50° and a low of 21°.
What is the hottest month in Dalhart?
July, with a typical high of 92° and a low of 63°. About 80 days a year reach 90°.
How much snow does Dalhart get?
About 20 inches in a normal winter, most of it in December.
When is the first frost in Dalhart?
In half of years the first 32° night comes by October 20, and the last spring frost by April 28.
What is the rainiest month in Dalhart?
July, with 2.5 inches of rain and melted snow. The year totals 16 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Dalhart itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Dalhart Municipal Airport, TX (4 mi, snow) and Dalhart, TX (1 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.