Los Ranchos, CA climate
Los Ranchos has warm winters and cool summers, with very little rain. A typical July afternoon reaches 73°, a January night drops to 43°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Los Ranchos feels like
Winter
Spring
Summer
Fall
Los Ranchos 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 | 64° | 43° | 3.6" | 0 | 9 | 0 | 50° – 58° |
| February | 64° | 44° | 3.5" | 0 | 10 | 0 | 50° – 60° |
| March | 66° | 45° | 2.9" | 0 | 9 | 0 | 49° – 61° |
| April | 67° | 46° | 1.1" | 0 | 5 | 0 | 52° – 61° |
| May | 69° | 49° | 0.4" | 0 | 2 | 0 | 55° – 64° |
| June | 72° | 52° | 0.1" | 0 | 1 | 0 | 57° – 65° |
| July | 73° | 54° | 0.0" | 0 | 0 | 0 | 61° – 68° |
| August | 74° | 55° | 0.0" | 0 | 0 | 0 | 62° – 68° |
| September | 76° | 53° | 0.1" | 0 | 1 | 0 | 61° – 69° |
| October | 74° | 50° | 0.7" | 0 | 3 | 0 | 58° – 68° |
| November | 69° | 46° | 1.4" | 0 | 5 | 0 | 51° – 61° |
| December | 64° | 43° | 2.7" | 0 | 8 | 0 | 50° – 58° |
| Year | 69° | 48° | 16.5" | 0.0" | 52 | 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 Ranchos
Los Ranchos gets 16 inches of rain and melted snow a year. January is the wettest month and July the driest. Rain or snow falls on about 52 days a year.
A year-round growing season
Heating and cooling a home in Los Ranchos
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Los Ranchos, 95% of that work is heating and 5% 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 Los Ranchos 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 Ranchos averaged 2.0° warmer than the 1900s. The biggest change is in January (+2.7°). The shift is larger than in 94% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Los Ranchos’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. March swings the most: between 1991 and 2020 its average temperature ranged from 49° to 61°. August is the most reliable, staying within 6°.
Common questions about Los Ranchos’s climate
What is the coldest month in Los Ranchos?
December, with a typical high of 64° and a low of 43°.
What is the hottest month in Los Ranchos?
September, with a typical high of 76° and a low of 53°. About 4 days a year reach 90°.
How much snow does Los Ranchos get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Los Ranchos?
Frost is uncommon. Only 54% of years see a night at 32° or below.
What is the rainiest month in Los Ranchos?
January, with 3.6 inches of rain and melted snow. The year totals 16 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Los Ranchos itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Santa Margarita Boost, CA (11 mi, snow) and Pismo Beach, CA (5 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.