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
December's onset is marked by a clear temperature decrease, falling from an icy 42.4°F (5.8°C) in November to a freezing cold 27.3°F (-2.6°C). Dolliver experiences an average nighttime temperature of 16.5°F (-8.6°C) in the month of December.Humidity
The average relative humidity in December is 85%.Rainfall
In Dolliver, during December, the rain falls for 4.4 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 123.7 rainfall days, and 23.66" (601mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Dolliver, in December, snow falls for 11.1 days, with typically accumulated 3.66" (93mm) of snow. In Dolliver, during the entire year, snow falls for 48.8 days and aggregates up to 19.76" (502mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:32 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 4:52 pm CST.
Sunshine
The average sunshine in December is 4.3h.UV index
In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: The UV index of 2 in December translates into these instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Dolliver?
What time are sunrise and sunset in December?
How many hours of sunshine does Dolliver have in December?
How high is the UV index in December?
Average temperature in December
Dolliver, IA
- Average high temperature in December: 27.3°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: 16.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in December
Dolliver, IA
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Dolliver, IA
- Average wind speed in December: 10.7mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in December
Dolliver, 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
Dolliver, IA
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in December
Dolliver, IA
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in December
Dolliver, IA
- Average snowfall in December: 3.66"
The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Dolliver, IA
- Average snowfall days in December: 11.1 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Dolliver, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Dolliver, IA
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in December
Dolliver, 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 and February (UV index 1).
Average cloud cover in December
Dolliver, IA
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and September (Cloud cover 31).
Average visibility in December
Dolliver, 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).
Dolliver, Iowa, USA
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