The temperatures in Vallejo in January are quite cold with temperatures between 6°C and 15°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Vallejo during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Vallejo in January 2025.
If you’re planning to visit Vallejo in the near future, we highly recommend that you review the 14 day weather forecast for Vallejo before you arrive.
Temperatures
15° / 6°
Rainy Days
5
Snowy Days
0
Dry Days
27
Rainfall
59
mm
Sun Hours
9.9
Hrs
