Rolling Hills Estates, CA climate
Rolling Hills Estates has warm winters and pleasant summers, with very little rain. A typical July afternoon reaches 76°, a January night drops to 49°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Rolling Hills Estates feels like
Winter
Spring
Summer
Fall
Rolling Hills Estates 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 | 66° | 49° | 2.9" | 0 | 6 | 0 | 55° – 63° |
| February | 66° | 50° | 3.3" | 0 | 5 | 0 | 53° – 63° |
| March | 67° | 52° | 1.9" | 0 | 4 | 0 | 54° – 65° |
| April | 69° | 54° | 0.6" | 0 | 2 | 0 | 57° – 65° |
| May | 70° | 57° | 0.2" | 0 | 1 | 0 | 60° – 68° |
| June | 73° | 60° | 0.1" | 0 | 0 | 0 | 63° – 70° |
| July | 76° | 63° | 0.0" | 0 | 1 | 0 | 66° – 75° |
| August | 78° | 64° | 0.0" | 0 | 0 | 0 | 68° – 74° |
| September | 77° | 63° | 0.1" | 0 | 0 | 0 | 67° – 75° |
| October | 74° | 59° | 0.4" | 0 | 1 | 0 | 63° – 74° |
| November | 70° | 54° | 0.8" | 0 | 3 | 0 | 56° – 65° |
| December | 65° | 49° | 2.0" | 0 | 4 | 0 | 55° – 61° |
| Year | 71° | 56° | 12.3" | 0.0" | 28 | 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 Rolling Hills Estates
Rolling Hills Estates gets 12 inches of rain and melted snow a year. February is the wettest month and July the driest. Rain or snow falls on about 28 days a year.
A year-round growing season
Heating and cooling a home in Rolling Hills Estates
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Rolling Hills Estates, 68% of that work is heating and 32% 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.
Rolling Hills Estates and its neighbors
Rolling Hills Estates borders 5 towns with climate data. January nights across them vary by 2.1°. Lomita has the coldest January nights (48°) and Rancho Palos Verdes the hottest July afternoons (79°). Rolling Hills Estates’s January low is 49° and its July high 76°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Rolling Hills Estates 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 Rolling Hills Estates averaged 2.2° warmer than the 1900s. The biggest change is in January (+3.1°). The shift is larger than in 97% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Rolling Hills Estates’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 54° to 65°. December is the most reliable, staying within 6°.
Common questions about Rolling Hills Estates’s climate
What is the coldest month in Rolling Hills Estates?
December, with a typical high of 65° and a low of 49°.
What is the hottest month in Rolling Hills Estates?
August, with a typical high of 78° and a low of 64°. About 6 days a year reach 90°.
How much snow does Rolling Hills Estates get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Rolling Hills Estates?
Frost is uncommon. Only 11% of years see a night at 32° or below.
What is the rainiest month in Rolling Hills Estates?
February, with 3.3 inches of rain and melted snow. The year totals 12 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Rolling Hills Estates itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Palos Verdes Es Fc43d, CA (4 mi, snow) and Torrance Airport, CA (2 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.