Richland Weather in December
December in Richland typically sees daytime highs of 16°C (61°F) and nighttime lows of 4°C (39°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.
Rainfall in Richland in December
The climate data from previous years indicates about 10 days of rain, averaging 138 mm (5.4 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 Richland in December
December in Richland brings moderate temperatures, with highs of 16°C (61°F) and nights around 4°C (39°F). The winter season is characteristic of December. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows around 4°C (39°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Richland in December
The city usually sees around 152 hours of sunlight, indicating a moderately sunny period.For Richland itself, May and October generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Richland's climate page.
Richland Temperature in December
Min Temperature
4°C (39°F)
Max Temperature
16°C (61°F)
Chance of Rain
33%
Precipitation
138 mm (5.4 in)
Rainy days
10 days
Humidity
76% *
Sunshine
152 hours *
Percentage Sunshine
49% *
Best Places in the United States of America in December
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 December →
perfect weather
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What to Wear in Richland in December
The weather can swing between comfortable and chilly in December, 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Richland in December
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 Richland's climate page.
Temperature Rainfall Sunshine Humidity
See the full Richland climate overview or explore weather in the United States of America.
