Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The month of December, characterized by an average high of 43.5°F (6.4°C) and a low of 36.7°F (2.6°C), is recognized as the coldest.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 84%.Rainfall
In December, in Indianola, the rain falls for 10.8 days. Throughout December, 1.5" (38mm) of precipitation is accumulated. In Indianola, Washington, during the entire year, the rain falls for 106.5 days and collects up to 9.09" (231mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 1.1 days. Throughout December, 0.12" (3mm) of snow is accumulated. Throughout the year, in Indianola, there are 5 snowfall days, and 1.34" (34mm) of snow is accumulated.Daylight
December has the shortest days of the year in Indianola, with an average of 8h and 30min of daylight.On the first day of the month, sunrise is at 7:38 am and sunset at 4:20 pm. On the last day of December, sunrise is at 7:58 am and sunset at 4:28 pm PST.
Sunshine
The month with the least sunshine in Indianola, Washington, is December, with an average of 4.5h of sunshine.UV index
The months with the lowest UV index in Indianola are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The UV index of 2 during December translates into the following guidance:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Indianola?
Is it cold in Indianola during December?
What are the most humid months in Indianola?
What is the average humidity in December in Indianola?
How many days does it rain in December in Indianola?
How many days does it snow in December in Indianola?
What is the month with the shortest days in Indianola?
How many hours of daylight does Indianola have in December?
When are sunrise and sunset in December in Indianola?
What is the month with the least sunshine in Indianola?
How many hours of sunshine does Indianola have in December?
What is the month with the lowest UV index in Indianola?
What is the UV index intensity in December in Indianola?
Average temperature in December
Indianola, WA
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is August (73.8°F).
The month with the lowest average high temperature is December (43.5°F).
- Average low temperature in December: 36.7°F
The month with the highest average low temperature is August (55.2°F).
The coldest month (with the lowest average low temperature) is December (36.7°F).
Average pressure in December
Indianola, WA
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).
Average wind speed in December
Indianola, WA
- Average wind speed in December: 5.9mph
The windiest months (with the highest average wind speed) are March and November (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Indianola, WA
- Average humidity in December: 84%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Indianola, WA
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is January (1.57").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in December
Indianola, WA
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is March (12.2 days).
The month with the least rainy days is August (3.6 days).
Average snowfall in December
Indianola, WA
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Indianola, WA
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Indianola, WA
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in December
Indianola, WA
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is November (15.5 days).
Average UV index in December
Indianola, WA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Indianola, WA
- Average cloud cover in December: 54
The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Indianola, WA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Indianola, Washington, USA
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