Rancho Calaveras, CA climate
Rancho Calaveras 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 Rancho Calaveras feels like
Winter
Spring
Summer
Fall
Rancho Calaveras 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° | 3.9" | 0 | 12 | 0 | 44° – 54° |
| February | 61° | 41° | 3.8" | 0 | 10 | 0 | 44° – 57° |
| March | 66° | 43° | 3.3" | 0 | 10 | 0 | 47° – 62° |
| April | 71° | 46° | 2.0" | 0 | 7 | 0 | 53° – 63° |
| May | 80° | 51° | 1.1" | 0 | 4 | 0 | 57° – 73° |
| June | 89° | 57° | 0.2" | 0 | 1 | 0 | 67° – 78° |
| July | 95° | 61° | 0.0" | 0 | 0 | 0 | 75° – 83° |
| August | 94° | 60° | 0.0" | 0 | 0 | 0 | 73° – 81° |
| September | 89° | 57° | 0.1" | 0 | 1 | 0 | 69° – 78° |
| October | 79° | 51° | 1.0" | 0 | 3 | 0 | 61° – 72° |
| November | 65° | 43° | 2.2" | 0 | 7 | 0 | 47° – 59° |
| December | 56° | 38° | 3.8" | 0 | 11 | 0 | 44° – 52° |
| Year | 75° | 49° | 21.5" | 0.0" | 67 | 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 Rancho Calaveras
Rancho Calaveras gets 21 inches of rain and melted snow a year. January is the wettest month and July the driest. Rain or snow falls on about 67 days a year.
A year-round growing season
Heating and cooling a home in Rancho Calaveras
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Rancho Calaveras, 61% of that work is heating and 39% 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 Rancho Calaveras 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 Rancho Calaveras averaged 1.2° warmer than the 1900s. The biggest change is in January (+2.0°). The shift is smaller than in 51% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Rancho Calaveras’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 57° to 73°. December is the most reliable, staying within 8°.
Common questions about Rancho Calaveras’s climate
What is the coldest month in Rancho Calaveras?
December, with a typical high of 56° and a low of 38°.
What is the hottest month in Rancho Calaveras?
July, with a typical high of 95° and a low of 61°. About 87 days a year reach 90°.
How much snow does Rancho Calaveras get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Rancho Calaveras?
Frost is uncommon. Only 88% of years see a night at 32° or below.
What is the rainiest month in Rancho Calaveras?
January, with 3.9 inches of rain and melted snow. The year totals 21 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Rancho Calaveras itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Camp Pardee, CA (8 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.