Vallejo Weather in January
With daytime temperatures of 15°C (59°F) and nighttime lows of 4°C (39°F), January in Vallejo brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 74 mm (2.9 in) falls on average.
Rainfall in Vallejo in January
The climate data from previous years indicates about 9 days of rain, averaging 74 mm (2.9 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Vallejo in January
In January, Vallejo sees moderate temperatures, with highs of 15°C (59°F). Nights drop to around 4°C (39°F). January marks the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Vallejo in January
The city usually sees around 186 hours of sunlight, indicating a moderately sunny period.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, July, August, September and October typically offer the best weather for Vallejo.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Vallejo's climate page.
Vallejo Temperature in January
Min Temperature
4°C (39°F)
Max Temperature
15°C (59°F)
Chance of Rain
29%
Precipitation
74 mm (2.9 in)
Rainy days
9 days
Humidity
80% *
Sunshine
186 hours *
Percentage Sunshine
61% *
Best Places in the United States of America in January
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in January →
perfect weather
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What to Wear in Vallejo in January
The weather can swing between comfortable and chilly in January, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Vallejo in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Vallejo's climate page.
Temperature Rainfall Sunshine Humidity
See the full Vallejo climate overview or explore weather in the United States of America.
