+38.1041° · -122.2566° · ELEV 0m
Vallejo
United States · California
Monthly weather averages for Vallejo, United States — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
August → JanuaryClimate Overview
Vallejo has a Mediterranean climate. The warmest month is August (27°C average high) and the coolest is December (13°C).
№ 02
555 mm / yearRainfall by Month
Vallejo sees 555 mm of rain a year. The wettest month is December (120 mm); the driest is August (0 mm).
№ 03
May–OctoberBest Time to Visit
May–October
11°C – 27°C · 12.3h sun
The best time to visit Vallejo is May–October, when temperatures average 11°C–27°C with 12.3 sunshine hours per day.
Some visitors prefer November–April for cooler, drier conditions.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | 14.1°C | 6.1°C | 113 mm | 6.9 h | 07:23 | 17:12 |
|---|---|---|---|---|---|---|
| February | 15.7°C | 6.4°C | 89 mm | 8.7 h | 06:59 | 17:47 |
| March | 17.1°C | 7.7°C | 95 mm | 9.2 h | 07:20 | 19:15 |
| April | 20.0°C | 9.4°C | 33 mm | 11.4 h | 06:33 | 19:44 |
| May | 22.6°C | 11.4°C | 16 mm | 12.8 h | 05:58 | 20:12 |
| June | 26.0°C | 13.3°C | 2 mm | 13.6 h | 05:45 | 20:33 |
| July | 26.5°C | 14.1°C | 1 mm | 13.5 h | 05:58 | 20:31 |
| August | 27.1°C | 14.8°C | 0 mm | 12.6 h | 06:24 | 20:03 |
| September | 27.1°C | 14.6°C | 4 mm | 11.6 h | 06:50 | 19:17 |
| October | 24.2°C | 12.5°C | 32 mm | 9.8 h | 07:17 | 18:31 |
| November | 17.5°C | 8.5°C | 50 mm | 8.3 h | 06:50 | 16:57 |
| December | 13.4°C | 6.3°C | 120 mm | 6.3 h | 07:18 | 16:50 |