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
Witnessing a clear downswing, the average high-temperature during December drops from November's wintry 42.3°F (5.7°C) to a subzero cold 26.8°F (-2.9°C). In December, the nighttime temperature in Okoboji lowers to an average of 16.2°F (-8.8°C).Humidity
In December, the average relative humidity in Okoboji, Iowa, is 85%.Rainfall
In Okoboji, Iowa, in December, during 3.6 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, in Okoboji, there are 124.6 rainfall days, and 24.37" (619mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Okoboji. In Okoboji, in December, during 10.9 snowfall days, 3.66" (93mm) of snow is typically accumulated. Throughout the year, in Okoboji, there are 47.4 snowfall days, and 21.93" (557mm) of snow is accumulated.Daylight
The month with the shortest days in Okoboji is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 4:45 pm. On the last day of December, in Okoboji, Iowa, sunrise is at 7:53 am and sunset at 4:54 pm CST.
Sunshine
The average sunshine in December in Okoboji is 4.3h.UV index
In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. 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
How cold is it in Okoboji in December?
What is the average humidity in December in Okoboji?
How much does it rain in Okoboji in December?
How much does it snow in Okoboji in December?
What is the month with the shortest days in Okoboji?
How many hours of daylight does Okoboji have in December?
What time are sunrise and sunset in December in Okoboji?
How long on average sun shines in December in Okoboji?
How high is the UV index in December in Okoboji?
Average temperature in December
Okoboji, IA
- Average high temperature in December: 26.8°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in December: 16.2°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).
Average pressure in December
Okoboji, IA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Okoboji, IA
- Average wind speed in December: 10.9mph
The windiest months (with the highest average wind speed) are January, February and April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
Okoboji, IA
- Average humidity in December: 85%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Okoboji, IA
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is June (3.9").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Okoboji, IA
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in December
Okoboji, IA
- Average snowfall in December: 3.66"
The month with the highest snowfall is February (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Okoboji, IA
- Average snowfall days in December: 10.9 days
The month with the highest number of snowfall days is December (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Okoboji, IA
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Okoboji, IA
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (8.6 days).
Average UV index in December
Okoboji, IA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in December
Okoboji, IA
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Okoboji, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Okoboji, Iowa, USA
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