Williston, FL climate
Williston has warm winters and warm summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 44°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Williston feels like
Winter
Spring
Summer
Fall
Williston 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 | 69° | 44° | 3.4" | 0 | 8 | 0 | 50° – 62° |
| February | 72° | 47° | 2.9" | 0 | 7 | 0 | 50° – 68° |
| March | 77° | 51° | 3.6" | 0 | 7 | 0 | 57° – 70° |
| April | 83° | 56° | 2.7" | 0 | 6 | 0 | 64° – 74° |
| May | 88° | 63° | 3.3" | 0 | 7 | 0 | 72° – 79° |
| June | 91° | 70° | 7.5" | 0 | 15 | 0 | 78° – 84° |
| July | 92° | 72° | 7.5" | 0 | 16 | 0 | 80° – 84° |
| August | 91° | 72° | 8.0" | 0 | 16 | 0 | 79° – 84° |
| September | 89° | 70° | 5.7" | 0 | 11 | 0 | 77° – 83° |
| October | 83° | 61° | 2.9" | 0 | 7 | 0 | 69° – 77° |
| November | 76° | 52° | 1.9" | 0 | 6 | 0 | 59° – 71° |
| December | 71° | 46° | 3.0" | 0 | 7 | 0 | 48° – 68° |
| Year | 82° | 59° | 52.3" | 0.0" | 114 | 0 |
“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 Williston
Williston gets 52 inches of rain and melted snow a year. August is the wettest month and November the driest. Rain or snow falls on about 114 days a year.
About 274 frost-free days a year
In half of years the last 32° night comes by March 4 and the first one by December 4. That leaves about 274 frost-free days for gardens, longer than 93% of U.S. towns.
Heating and cooling a home in Williston
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Williston, 29% of that work is heating and 71% is cooling, so air conditioning is the bigger bill.
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 Williston 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 Williston averaged 1.2° warmer than the 1900s. The biggest change is in December (+1.9°). The shift is larger than in 52% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Williston’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 48° to 68°. July is the most reliable, staying within 4°.
Common questions about Williston’s climate
What is the coldest month in Williston?
January, with a typical high of 69° and a low of 44°.
What is the hottest month in Williston?
July, with a typical high of 92° and a low of 72°. About 101 days a year reach 90°.
How much snow does Williston get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Williston?
In half of years the first 32° night comes by December 4, and the last spring frost by March 4.
What is the rainiest month in Williston?
August, with 8.0 inches of rain and melted snow. The year totals 52 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Williston itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Gainesville Rgnl Airport, FL (23 mi, snow) and Gainesville 11 Wnw, FL (20 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.