Summerland, CA climate
Summerland has warm winters and cool summers, with very little rain. A typical July afternoon reaches 75°, a January night drops to 47°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Summerland feels like
Winter
Spring
Summer
Fall
Summerland 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° | 47° | 4.4" | 0 | 6 | 0 | 52° – 61° |
| February | 64° | 47° | 4.7" | 0 | 7 | 0 | 49° – 61° |
| March | 65° | 49° | 3.5" | 0 | 5 | 0 | 51° – 64° |
| April | 68° | 50° | 1.0" | 0 | 3 | 0 | 55° – 63° |
| May | 69° | 53° | 0.4" | 0 | 2 | 0 | 57° – 67° |
| June | 72° | 57° | 0.1" | 0 | 1 | 0 | 61° – 68° |
| July | 75° | 60° | 0.0" | 0 | 0 | 0 | 65° – 73° |
| August | 77° | 60° | 0.0" | 0 | 0 | 0 | 65° – 72° |
| September | 76° | 59° | 0.1" | 0 | 0 | 0 | 64° – 73° |
| October | 73° | 55° | 0.8" | 0 | 2 | 0 | 59° – 72° |
| November | 69° | 50° | 1.3" | 0 | 3 | 0 | 54° – 63° |
| December | 64° | 46° | 3.0" | 0 | 5 | 0 | 52° – 58° |
| Year | 70° | 53° | 19.2" | 0.0" | 34 | 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 Summerland
Summerland gets 19 inches of rain and melted snow a year. February is the wettest month and July the driest. Rain or snow falls on about 34 days a year.
A year-round growing season
Heating and cooling a home in Summerland
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Summerland, 73% of that work is heating and 27% 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.
Summerland and its neighbors
Summerland borders 2 towns with climate data. January nights across them vary by 0.4°. Toro Canyon has both the coldest January nights (46°) and the hottest July afternoons (79°). Summerland’s January low is 47° and its July high 75°.