Big Lake, TX climate
Big Lake has mild winters and hot summers, with very little rain. A typical July afternoon reaches 94°, a January night drops to 33°, and about 2 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Big Lake feels like
Winter
Spring
Summer
Fall
Big Lake 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 | 59° | 33° | 0.9" | 0.9" | 4 | 0 | 39° – 51° |
| February | 64° | 36° | 0.9" | 0.5" | 3 | 0 | 45° – 57° |
| March | 72° | 44° | 1.1" | 0 | 3 | 0 | 53° – 64° |
| April | 80° | 51° | 1.4" | 0 | 3 | 0 | 57° – 71° |
| May | 87° | 61° | 2.3" | 0 | 5 | 0 | 69° – 80° |
| June | 92° | 68° | 2.2" | 0 | 4 | 0 | 76° – 85° |
| July | 94° | 70° | 1.4" | 0 | 4 | 0 | 78° – 87° |
| August | 94° | 69° | 2.3" | 0 | 4 | 0 | 77° – 86° |
| September | 87° | 62° | 2.6" | 0 | 4 | 0 | 70° – 80° |
| October | 78° | 52° | 1.8" | 0 | 4 | 0 | 62° – 70° |
| November | 67° | 41° | 1.2" | 0.4" | 3 | 0 | 48° – 59° |
| December | 60° | 34° | 0.7" | 0.5" | 3 | 0 | 42° – 51° |
| Year | 78° | 52° | 18.7" | 2.3" | 44 | 1 |
“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 Big Lake
Big Lake gets 19 inches of rain and melted snow a year. September is the wettest month and December the driest. Rain or snow falls on about 44 days a year.
About 238 frost-free days a year
In half of years the last 32° night comes by March 20 and the first one by November 14. That leaves about 238 frost-free days for gardens, longer than 88% of U.S. towns.
Heating and cooling a home in Big Lake
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Big Lake, 46% of that work is heating and 54% 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 Big Lake 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 Big Lake averaged 1.1° warmer than the 1900s. The biggest change is in March (+2.4°). The shift is smaller than in 58% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Big Lake’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. April swings the most: between 1991 and 2020 its average temperature ranged from 57° to 71°. October is the most reliable, staying within 7°.
Common questions about Big Lake’s climate
What is the coldest month in Big Lake?
January, with a typical high of 59° and a low of 33°.
What is the hottest month in Big Lake?
July, with a typical high of 94° and a low of 70°. About 104 days a year reach 90°.
How much snow does Big Lake get?
About 2 inches in a normal winter, most of it in January.
When is the first frost in Big Lake?
In half of years the first 32° night comes by November 14, and the last spring frost by March 20.
What is the rainiest month in Big Lake?
September, with 2.6 inches of rain and melted snow. The year totals 19 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Big Lake itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Big Lake 2, TX (1 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.