Historical Weather Records & Monthly Climate for Brentwood, CA
All-Time High
117°F
All-Time Low
22°F
Max Daily Snow
1.7"
Max Daily Rain
3.75"
Max Snow Depth
0
Monthly Climate Averages for Brentwood, CA
Based on 30 years of historical data (1994 - 2023)
| Month | High (°F) | Low (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|
| January | 33° | 17° | 3.49" | 11.97" |
| February | 35° | 18° | 3.25" | 11.76" |
| March | 43° | 26° | 4.08" | 11.04" |
| April | 55° | 37° | 4.07" | 2.76" |
| May | 66° | 48° | 3.2" | 0.05" |
| June | 75° | 58° | 3.62" | 0 |
| July | 82° | 65° | 3.74" | 0 |
| August | 80° | 63° | 3.38" | 0 |
| September | 72° | 57° | 3.72" | 0 |
| October | 60° | 46° | 4.36" | 0.45" |
| November | 48° | 35° | 3.39" | 1.8" |
| December | 38° | 25° | 4.3" | 10.36" |
More Historical Climate Data for Cities in
CA