Bonita has warm winters and pleasant summers, with very little rain
A typical July afternoon reaches 81°, a January night drops to 45°, and snow is almost unheard of.
A year in Bonita at a glance
Each month’s typical high and low, and what it brings.
What stands out about Bonita’s climate
Read from where Bonita sits among California’s towns. The page puts what stands out first.
What a year in Bonita feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Warmer than it used to be
The last 30 years in Bonita averaged 2.2° warmer than the 1900s. The biggest change is in January (+3.2°).
A bigger shift than in 97% of U.S. towns.
Change by month
Rain and snow in Bonita
February is the wettest month and July the driest. Rain or snow falls on about 36 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
No measurable snow in a normal year.
A year-round growing season
Freezing nights are uncommon in Bonita.
90° days by month
Average days at 90° or more
Living with Bonita’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
Only 25% of years see a freezing night, so tender plants can stay out most winters.
About 0.0" in a normal winter.
About 13 days a year reach 90°, and July afternoons average 81°.
The nicest months are January, February, March, April, May, June, July, August, September, October, November and December. 7.2 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Bonita and its neighbors
La Presa has the coldest January nights next door (45°) and La Presa the hottest July afternoons (82°). Tap a town to see its climate.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
How Bonita compares
Against every U.S. town on TownTapestry, each counted once, with its place in California.
Bonita 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 | 69° | 45° | 2.0" | 0 | 6 | 0 | 53° – 61° |
| February | 68° | 46° | 2.3" | 0 | 7 | 0 | 54° – 63° |
| March | 70° | 49° | 1.7" | 0 | 5 | 0 | 55° – 65° |
| April | 72° | 51° | 0.8" | 0 | 4 | 0 | 58° – 65° |
| May | 73° | 56° | 0.2" | 0 | 2 | 0 | 60° – 69° |
| June | 77° | 59° | 0.1" | 0 | 1 | 0 | 64° – 72° |
| July | 81° | 63° | 0.0" | 0 | 1 | 0 | 68° – 77° |
| August | 83° | 64° | 0.0" | 0 | 0 | 0 | 70° – 77° |
| September | 83° | 61° | 0.1" | 0 | 1 | 0 | 68° – 76° |
| October | 79° | 56° | 0.4" | 0 | 2 | 0 | 64° – 72° |
| November | 74° | 49° | 0.9" | 0 | 3 | 0 | 55° – 64° |
| December | 68° | 45° | 1.7" | 0 | 6 | 0 | 53° – 60° |
| Year | 75° | 53° | 10.1" | 0.0" | 36 | 0 |
Heating and cooling a home in Bonita
69% of the work is heating.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 55° to 65°. December is the most reliable, staying within 6°.
Common questions about Bonita’s climate
What is the coldest month in Bonita?
December, with a typical high of 68° and a low of 45°.
What is the hottest month in Bonita?
August, with a typical high of 83° and a low of 64°. About 13 days a year reach 90°.
How much snow does Bonita get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Bonita?
Frost is uncommon. Only 25% of years see a night at 32° or below.
What is the rainiest month in Bonita?
February, with 2.3 inches of rain and melted snow. The year totals 10 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Bonita.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Bonita itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at El Cajon, CA (10 mi, snow) and San Diego Brown Fld, CA (7 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. Today’s forecast: National Weather Service.