Frisco, TX climate
Frisco has mild winters and hot summers. A typical July afternoon reaches 94°, a January night drops to 35°, and about 3 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Frisco feels like
Winter
Spring
Summer
Fall
Frisco 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 | 55° | 35° | 2.4" | 0.2" | 7 | 0 | 41° – 53° |
| February | 59° | 39° | 2.9" | 1.3" | 8 | 1 | 40° – 58° |
| March | 67° | 47° | 3.8" | 0.4" | 8 | 0 | 51° – 63° |
| April | 75° | 54° | 3.7" | 0 | 7 | 0 | 59° – 70° |
| May | 82° | 62° | 4.9" | 0 | 9 | 0 | 69° – 78° |
| June | 90° | 71° | 3.9" | 0 | 8 | 0 | 77° – 85° |
| July | 94° | 74° | 2.4" | 0 | 5 | 0 | 80° – 90° |
| August | 95° | 74° | 2.4" | 0 | 6 | 0 | 78° – 92° |
| September | 88° | 67° | 3.1" | 0 | 6 | 0 | 73° – 84° |
| October | 77° | 56° | 4.8" | 0 | 7 | 0 | 61° – 71° |
| November | 66° | 45° | 3.0" | 0.1" | 6 | 0 | 49° – 61° |
| December | 57° | 37° | 3.2" | 0.6" | 7 | 1 | 39° – 51° |
| Year | 75° | 55° | 40.5" | 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 Frisco
Frisco gets 40 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 259 frost-free days a year
In half of years the last 32° night comes by March 7 and the first one by November 21. That leaves about 259 frost-free days for gardens, longer than 92% of U.S. towns.
Heating and cooling a home in Frisco
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Frisco, 47% of that work is heating and 53% 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.
Frisco and its neighbors
Frisco borders 6 towns with climate data. January nights across them vary by 1.3°. McKinney has the coldest January nights (34°) and Hackberry the hottest July afternoons (96°). Frisco’s January low is 35° and its July high 94°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Frisco 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 Frisco averaged 0.8° warmer than the 1900s. The biggest change is in March (+1.8°). The shift is smaller than in 83% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Frisco’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 58°. June is the most reliable, staying within 8°.
Common questions about Frisco’s climate
What is the coldest month in Frisco?
January, with a typical high of 55° and a low of 35°.
What is the hottest month in Frisco?
August, with a typical high of 95° and a low of 74°. About 93 days a year reach 90°.
How much snow does Frisco get?
About 3 inches in a normal winter, most of it in February.
When is the first frost in Frisco?
In half of years the first 32° night comes by November 21, and the last spring frost by March 7.
What is the rainiest month in Frisco?
May, with 4.9 inches of rain and melted snow. The year totals 40 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Frisco itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Frisco, TX (3 mi, snow) and Richardson, TX (12 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.