Pine Grove, CA climate
Pine Grove has mild winters and warm summers. A typical July afternoon reaches 91°, a January night drops to 38°, and about 4 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Pine Grove feels like
Winter
Spring
Summer
Fall
Pine Grove 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° | 38° | 6.7" | 0.1" | 10 | 0 | 41° – 55° |
| February | 56° | 39° | 6.4" | 1.7" | 10 | 0 | 39° – 55° |
| March | 60° | 40° | 5.9" | 1.5" | 9 | 0 | 41° – 58° |
| April | 65° | 42° | 3.5" | 0 | 6 | 0 | 47° – 59° |
| May | 73° | 49° | 2.1" | 0 | 6 | 0 | 51° – 71° |
| June | 83° | 56° | 0.6" | 0 | 1 | 0 | 63° – 76° |
| July | 91° | 63° | 0.0" | 0 | 0 | 0 | 73° – 82° |
| August | 91° | 62° | 0.0" | 0 | 0 | 0 | 72° – 81° |
| September | 86° | 59° | 0.3" | 0 | 1 | 0 | 67° – 77° |
| October | 75° | 51° | 2.0" | 0 | 3 | 0 | 59° – 71° |
| November | 61° | 43° | 3.9" | 0 | 6 | 0 | 42° – 58° |
| December | 53° | 37° | 6.5" | 0.4" | 9 | 0 | 40° – 52° |
| Year | 71° | 48° | 37.8" | 3.7" | 63 | 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 Pine Grove
Pine Grove gets 38 inches of rain and melted snow a year. January is the wettest month and July the driest. Rain or snow falls on about 63 days a year.
About 285 frost-free days a year
In half of years the last 32° night comes by March 4 and the first one by December 11. That leaves about 285 frost-free days for gardens, longer than 94% of U.S. towns.
Heating and cooling a home in Pine Grove
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Pine Grove, 67% of that work is heating and 33% 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 Pine Grove 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 Pine Grove averaged 0.8° warmer than the 1900s. The biggest change is in August (+1.5°). The shift is smaller than in 84% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Pine Grove’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 51° to 71°. August is the most reliable, staying within 9°.
Common questions about Pine Grove’s climate
What is the coldest month in Pine Grove?
December, with a typical high of 53° and a low of 37°.
What is the hottest month in Pine Grove?
July, with a typical high of 91° and a low of 63°. About 75 days a year reach 90°.
How much snow does Pine Grove get?
About 4 inches in a normal winter, most of it in February.
When is the first frost in Pine Grove?
In half of years the first 32° night comes by December 11, and the last spring frost by March 4.
What is the rainiest month in Pine Grove?
January, with 6.7 inches of rain and melted snow. The year totals 38 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Pine Grove itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at West Pt, CA (6 mi, snow) and Sutter Hill Cdf, CA (8 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.