Running Springs, CA climate
Running Springs has mild winters and pleasant summers. A typical July afternoon reaches 81°, a January night drops to 30°, and about 22 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Running Springs feels like
Winter
Spring
Summer
Fall
Running Springs 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 | 30-yr range |
|---|---|---|---|---|---|---|
| January | 48° | 30° | 7.5" | 3.0" | 6 | 34° – 45° |
| February | 48° | 30° | 7.9" | 5.3" | 7 | 31° – 46° |
| March | 54° | 32° | 5.2" | 6.7" | 5 | 35° – 49° |
| April | 59° | 36° | 2.5" | 2.8" | 3 | 41° – 51° |
| May | 67° | 42° | 0.9" | 0.8" | 2 | 47° – 60° |
| June | 76° | 50° | 0.1" | 0 | 1 | 57° – 67° |
| July | 81° | 57° | 0.3" | 0 | 1 | 64° – 72° |
| August | 80° | 57° | 0.3" | 0 | 1 | 66° – 71° |
| September | 75° | 52° | 0.4" | 0 | 1 | 60° – 67° |
| October | 65° | 43° | 1.2" | 0 | 2 | 50° – 59° |
| November | 55° | 34° | 2.4" | 0.3" | 3 | 37° – 50° |
| December | 47° | 29° | 5.4" | 3.5" | 4 | 34° – 44° |
| Year | 63° | 41° | 34.0" | 22.4" | 35 |
“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 Running Springs
Running Springs gets 34 inches of rain and melted snow a year. February is the wettest month and June the driest. Rain or snow falls on about 35 days a year.
About 176 frost-free days a year
In half of years the last 32° night comes by May 5 and the first one by November 2. That leaves about 176 frost-free days for gardens, shorter than 53% of U.S. towns.
Heating and cooling a home in Running Springs
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Running Springs, 93% of that work is heating and 7% is cooling, so the furnace matters far more than the air conditioner.
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 Running Springs 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 Running Springs averaged 1.9° warmer than the 1900s. The biggest change is in January (+2.8°). The shift is larger than in 91% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Running Springs’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 31° to 46°. August is the most reliable, staying within 6°.
Common questions about Running Springs’s climate
What is the coldest month in Running Springs?
December, with a typical high of 47° and a low of 29°.
What is the hottest month in Running Springs?
July, with a typical high of 81° and a low of 57°. About 11 days a year reach 90°.
How much snow does Running Springs get?
About 22 inches in a normal winter, most of it in March.
When is the first frost in Running Springs?
In half of years the first 32° night comes by November 2, and the last spring frost by May 5.
What is the rainiest month in Running Springs?
February, with 7.9 inches of rain and melted snow. The year totals 34 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Running Springs itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Lake Arrowhead, CA (5 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.