Bonsall, CA Weather
Bonsall, CA climate is warm during summer when temperatures tend to be in the 70's and cool during winter when temperatures tend to be in the 50's.
The warmest month of the year is August with an average maximum temperature of 83.70 degrees Fahrenheit, while the coldest month of the year is December with an average minimum temperature of 44.90 degrees Fahrenheit.
Temperature variations between night and day tend to be moderate during summer with a difference that can reach 21 degrees Fahrenheit, and moderate during winter with an average difference of 23 degrees Fahrenheit.
The annual average precipitation at Bonsall is 13.69 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is January with an average rainfall of 3.13 Inches.
Weather Data
Current Conditions
|
|
Fair, 71°F | Humidity: 38% | Dewpoint: 44°F |
| Wind Speed: CALM | Heat Index: 71°F | ||
| Barometer: 30.03 in. | Wind Chill: 71°F |
Weather Forecast
| Hi: 74°F | Today: Mostly sunny. Patchy fog in the morning. Highs 66 to 71 near the coast to 71 to 76 inland. Light winds. | |
| Lo: 47°F | ||
| Hi: 77°F | Tuesday: Sunny. Highs 69 to 74 near the coast to 74 to 79 inland. Light winds. | |
| Lo: 47°F | ||
| Hi: 79°F | Wednesday: Sunny. Highs 71 to 76 near the coast to 76 to 81 inland. Light winds. | |
| Lo: 48°F | ||
| Hi: 79°F | Thanksgiving day: Sunny. Highs 70 to 75 near the coast to 76 to 81 inland. | |
| Lo: 51°F | ||
| Hi: 69°F | Friday: Partly cloudy in the morning...Becoming mostly sunny. Patchy fog in the morning. Visibility one quarter mile or less at Times in the morning. Highs 66 to 71. | |
| Lo: 49°F | ||
| Hi: 68°F | Saturday: Partly cloudy. Patchy fog in the morning. Highs 65 to 70. | |
| Lo: 48°F |
Moon, Sunrise and Sunset
![]() |
Moon Phase: First Quarter Moon | Civil Twilight: 6:00 AM PST |
Sunrise: 6:26 AM PST |
| Sunset: 4:43 PM PST |
Civil Twilight: 5:09 PM PST |
Normal Climate
Normal Temperatures
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max °F | 67.7 | 68.2 | 68.4 | 72.0 | 73.4 | 77.8 | 82.2 | 83.7 | 82.6 | 78.7 | 73.0 | 68.2 | 74.7 |
| Mean °F | 56.4 | 57.0 | 57.9 | 61.0 | 63.9 | 67.6 | 71.6 | 73.0 | 71.7 | 67.2 | 60.9 | 56.6 | 63.7 |
| Min °F | 45.1 | 45.7 | 47.3 | 49.9 | 54.3 | 57.4 | 60.9 | 62.2 | 60.8 | 55.7 | 48.8 | 44.9 | 52.8 |
Normal Precipitation
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | 3.13 | 2.66 | 2.83 | 0.94 | 0.27 | 0.13 | 0.05 | 0.11 | 0.31 | 0.45 | 1.28 | 1.53 | 13.69 |

