Weston, TX climate
Weston has mild winters and hot summers. A typical July afternoon reaches 94°, a January night drops to 34°, and about 3 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decade2° cooler than normal today. The forecast high is 80°, and a typical Oct 1 in Weston peaks around 82°.Live forecast: National Weather Service · Normal: NOAA 1991–2020
What a year in Weston feels like
Winter
Spring
Summer
Fall
Weston 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 | 54° | 34° | 2.6" | 0.2" | 7 | 0 | 40° – 52° |
| February | 59° | 38° | 2.8" | 1.3" | 8 | 1 | 40° – 57° |
| March | 66° | 46° | 4.0" | 0.4" | 8 | 0 | 51° – 63° |
| April | 74° | 53° | 3.8" | 0 | 7 | 0 | 59° – 69° |
| May | 82° | 62° | 4.9" | 0 | 9 | 0 | 68° – 77° |
| June | 90° | 70° | 3.7" | 0 | 8 | 0 | 77° – 84° |
| July | 94° | 74° | 2.4" | 0 | 5 | 0 | 80° – 89° |
| August | 95° | 73° | 2.4" | 0 | 6 | 0 | 78° – 91° |
| September | 87° | 66° | 3.3" | 0 | 6 | 0 | 73° – 83° |
| October | 77° | 54° | 4.7" | 0 | 7 | 0 | 61° – 71° |
| November | 65° | 44° | 3.1" | 0.1" | 6 | 0 | 49° – 60° |
| December | 56° | 36° | 3.4" | 0.6" | 7 | 1 | 38° – 51° |
| Year | 75° | 54° | 41.0" | 2.6" | 84 | 2 |
“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 Weston
Weston gets 41 inches of rain and melted snow a year. May is the wettest month and July the driest. Rain or snow falls on about 84 days a year.
About 241 frost-free days a year
In half of years the last 32° night comes by March 17 and the first one by November 15. That leaves about 241 frost-free days for gardens, longer than 89% of U.S. towns.
Heating and cooling a home in Weston
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Weston, 50% of that work is heating and 50% 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 Weston 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 Weston averaged 0.8° warmer than the 1900s. The biggest change is in January (+1.7°). The shift is smaller than in 86% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Weston’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 40° to 57°. June is the most reliable, staying within 8°.
Common questions about Weston’s climate
What is the coldest month in Weston?
January, with a typical high of 54° and a low of 34°.
What is the hottest month in Weston?
August, with a typical high of 95° and a low of 73°. About 88 days a year reach 90°.
How much snow does Weston get?
About 3 inches in a normal winter, most of it in February.
When is the first frost in Weston?
In half of years the first 32° night comes by November 15, and the last spring frost by March 17.
What is the rainiest month in Weston?
May, with 4.9 inches of rain and melted snow. The year totals 41 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Weston itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Frisco, TX (12 mi, snow) and Mckinney Municipal Airport, TX (11 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.