Los Banos, CA climate
Los Banos has mild winters and hot summers, with very little rain. A typical July afternoon reaches 94°, a January night drops to 40°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Los Banos feels like
Winter
Spring
Summer
Fall
Los Banos 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 | 57° | 40° | 1.9" | 0 | 9 | 0 | 44° – 53° |
| February | 62° | 43° | 1.7" | 0 | 8 | 0 | 49° – 57° |
| March | 68° | 46° | 1.3" | 0 | 7 | 0 | 51° – 63° |
| April | 74° | 49° | 0.6" | 0 | 4 | 0 | 57° – 66° |
| May | 81° | 54° | 0.4" | 0 | 2 | 0 | 61° – 75° |
| June | 89° | 60° | 0.1" | 0 | 1 | 0 | 69° – 78° |
| July | 94° | 64° | 0.0" | 0 | 0 | 0 | 75° – 83° |
| August | 93° | 63° | 0.0" | 0 | 0 | 0 | 74° – 81° |
| September | 89° | 60° | 0.1" | 0 | 0 | 0 | 70° – 78° |
| October | 79° | 53° | 0.5" | 0 | 2 | 0 | 62° – 71° |
| November | 66° | 44° | 0.8" | 0 | 5 | 0 | 49° – 60° |
| December | 57° | 39° | 1.5" | 0 | 8 | 0 | 44° – 53° |
| Year | 76° | 51° | 8.6" | 0.0" | 47 | 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 Los Banos
Los Banos gets 9 inches of rain and melted snow a year. January is the wettest month and July the driest. Rain or snow falls on about 47 days a year.
About 322 frost-free days a year
In half of years the last 32° night comes by January 26 and the first one by December 10. That leaves about 322 frost-free days for gardens, longer than 96% of U.S. towns.
Heating and cooling a home in Los Banos
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Los Banos, 57% of that work is heating and 43% 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 Los Banos 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 Los Banos averaged 2.0° warmer than the 1900s. The biggest change is in January (+2.6°). The shift is larger than in 93% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Los Banos’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 61° to 75°. September is the most reliable, staying within 8°.
Common questions about Los Banos’s climate
What is the coldest month in Los Banos?
December, with a typical high of 57° and a low of 39°.
What is the hottest month in Los Banos?
July, with a typical high of 94° and a low of 64°. About 97 days a year reach 90°.
How much snow does Los Banos get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Los Banos?
In half of years the first 32° night comes by December 10, and the last spring frost by January 26.
What is the rainiest month in Los Banos?
January, with 1.9 inches of rain and melted snow. The year totals 9 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Los Banos itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Los Banos, CA (2 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.