Grass Valley Weather in January
January in Grass Valley brings moderate temperatures, with highs of 12°C (54°F) and nights dropping to 2°C (36°F). Rainfall is on the higher side this month, averaging around 160 mm (6.3 in), so keep a rain jacket handy.
Rainfall in Grass Valley in January
Past climate data indicates that roughly 11 days will see rain, totalling around 160 mm (6.3 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Grass Valley in January
Daytime temperatures in Grass Valley reach 12°C (54°F) in January, dropping to 2°C (36°F) at night. Experience the winter season in January. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, September and October typically offer the best weather for Grass Valley.
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 Grass Valley's climate page.
Grass Valley Temperature in January
Min Temperature
2°C (36°F)
Max Temperature
12°C (54°F)
Chance of Rain
37%
Precipitation
160 mm (6.3 in)
Rainy days
11 days
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
pleasant
tolerable
unpleasant
poor
What to Wear in Grass Valley 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. It's going to pour! Pack a good poncho and prepare for very wet conditions.What To Do in Grass Valley 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 Grass Valley's climate page.
See the full Grass Valley climate overview or explore weather in the United States of America.
