Fair Oaks, CA climate
Fair Oaks has mild winters and hot summers, with very little rain. A typical July afternoon reaches 95°, a January night drops to 39°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Fair Oaks feels like
Winter
Spring
Summer
Fall
Fair Oaks 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 | 56° | 39° | 4.4" | 0 | 10 | 0 | 43° – 52° |
| February | 61° | 42° | 4.3" | 0 | 10 | 0 | 47° – 56° |
| March | 67° | 45° | 3.3" | 0 | 8 | 0 | 50° – 61° |
| April | 72° | 47° | 2.0" | 0 | 5 | 0 | 54° – 64° |
| May | 81° | 52° | 1.1" | 0 | 3 | 0 | 59° – 74° |
| June | 90° | 58° | 0.2" | 0 | 1 | 0 | 68° – 78° |
| July | 95° | 61° | 0.0" | 0 | 0 | 0 | 74° – 82° |
| August | 94° | 60° | 0.0" | 0 | 1 | 0 | 74° – 82° |
| September | 90° | 58° | 0.1" | 0 | 1 | 0 | 70° – 77° |
| October | 79° | 51° | 1.1" | 0 | 2 | 0 | 62° – 70° |
| November | 65° | 44° | 2.2" | 0 | 5 | 0 | 47° – 60° |
| December | 56° | 39° | 3.7" | 0 | 10 | 0 | 44° – 52° |
| Year | 76° | 50° | 22.3" | 0.0" | 55 | 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 Fair Oaks
Fair Oaks gets 22 inches of rain and melted snow a year. January is the wettest month and July the driest. Rain or snow falls on about 55 days a year.
A year-round growing season
Heating and cooling a home in Fair Oaks
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Fair Oaks, 58% of that work is heating and 42% 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.
Fair Oaks and its neighbors
Fair Oaks borders 6 towns with climate data. January nights across them vary by 0.5°. Folsom has the coldest January nights (38°) and Orangevale the hottest July afternoons (95°). Fair Oaks’s January low is 39° and its July high 95°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Fair Oaks 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 Fair Oaks averaged 1.2° warmer than the 1900s. The biggest change is in June (+1.7°). The shift is smaller than in 52% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Fair Oaks’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. May swings the most: between 1991 and 2020 its average temperature ranged from 59° to 74°. September is the most reliable, staying within 7°.
Common questions about Fair Oaks’s climate
What is the coldest month in Fair Oaks?
January, with a typical high of 56° and a low of 39°.
What is the hottest month in Fair Oaks?
July, with a typical high of 95° and a low of 61°. About 90 days a year reach 90°.
How much snow does Fair Oaks get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Fair Oaks?
Frost is uncommon. Only 81% of years see a night at 32° or below.
What is the rainiest month in Fair Oaks?
January, with 4.4 inches of rain and melted snow. The year totals 22 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Fair Oaks itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Represa, CA (6 mi, snow) and Sacramento 5 Ese, CA (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.