December weather forecastRice, WA
December
Weather in December
December, the first month of the winter in Rice, is still a freezing cold month, with temperature in the range of an average high of 29.7°F (-1.3°C) and an average low of 18.3°F (-7.6°C).Temperature
The coldest month is December, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 18.3°F (-7.6°C).Humidity
In December, the average relative humidity is 90%.Rainfall
In Rice, in December, it is raining for 5.2 days, with typically 0.43" (11mm) of accumulated precipitation. Throughout the year, there are 86.5 rainfall days, and 6.42" (163mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, September, November and December. In Rice, in December, during 7.5 snowfall days, 1.3" (33mm) of snow is typically accumulated. Throughout the year, there are 24.6 snowfall days, and 6.38" (162mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of the month, sunrise is at 7:24 am and sunset at 4:00 pm. On the last day of December, sunrise is at 7:44 am and sunset at 4:07 pm PST.
Sunshine
In Rice, the average sunshine in December is 4.1h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 1 in December leads to these recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Rice, WA
- Average high temperature in December: 29.7°F
The warmest month (with the highest average high temperature) is August (82.8°F).
The month with the lowest average high temperature is December (29.7°F).
- Average low temperature in December: 18.3°F
The month with the highest average low temperature is August (52.3°F).
The coldest months (with the lowest average low temperature) are February and December (18.3°F).
Average pressure in December
Rice, WA
- Average pressure in December: 30.17"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed in December
Rice, WA
- Average wind speed in December: 3.4mph
The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest months (with the lowest average wind speed) are January and December (3.4mph).
Average humidity in December
Rice, WA
- Average humidity in December: 90%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (47%).
Average rainfall in December
Rice, WA
- Average rainfall in December: 0.43"
The wettest month (with the highest rainfall) is May (1.06").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in December
Rice, WA
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is September (4.9 days).
Average snowfall in December
Rice, WA
- Average snowfall in December: 1.3"
The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in December
Rice, WA
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is December (7.5 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Rice, WA
- Average daylight in December: 8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 6min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Rice, WA
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is September (23.8 days).
The month with the least sunshine days is June (17.3 days).
Average UV index in December
Rice, WA
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Rice, WA
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
Rice, WA
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (2mi).





