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 beginning of December marks a clear shift in the average high-temperature, receding from November's frosty 44.1°F (6.7°C) to a subzero cold 29.5°F (-1.4°C). December brings an average low-temperature of 19°F (-7.2°C) to Westview.Humidity
In Westview, Iowa, the average relative humidity in December is 82%.Rainfall
In Westview, during December, the rain falls for 2.8 days and regularly aggregates up to 0.43" (11mm) of precipitation. In Westview, Iowa, during the entire year, the rain falls for 93.7 days and collects up to 9.29" (236mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Westview. In Westview, in December, snow falls for 6.5 days, with typically accumulated 0.67" (17mm) of snow. Throughout the year, in Westview, Iowa, there are 31.5 snowfall days, and 5.51" (140mm) of snow is accumulated.Daylight
The month with the shortest days in Westview, Iowa, is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:29 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 4:55 pm CST.
Sunshine
In December, the average sunshine is 4.6h.UV index
The months with the lowest UV index in Westview, Iowa, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 2 in December transforms into this advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
How cold is December in Westview?
What is the average humidity in December in Westview?
How many days does it rain in December in Westview?
How many days does it snow in December in Westview?
What is the month with the shortest days in Westview?
What is the average length of the day in December in Westview?
When is the sunrise / sunset in December in Westview?
How long on average sun shines in December in Westview?
What are the months with the lowest UV index in Westview?
What is the UV index reading in December in Westview?
Average temperature in December
Westview, IA
- Average high temperature in December: 29.5°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in December: 19°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).
Average pressure in December
Westview, 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 (29.88"Hg).
Average wind speed in December
Westview, IA
- Average wind speed in December: 10.5mph
The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Westview, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (68%).
Average rainfall in December
Westview, IA
- Average rainfall in December: 0.43"
The wettest month (with the highest rainfall) is May (1.38").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in December
Westview, IA
- Average rainfall days in December: 2.8 days
The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in December
Westview, IA
- Average snowfall in December: 0.67"
The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Westview, IA
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Westview, IA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Westview, IA
- Average sunshine days in December: 23 days
The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is June (14.7 days).
Average UV index in December
Westview, 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, November and December (UV index 2).
Average cloud cover in December
Westview, IA
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Westview, IA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Westview, Iowa, USA
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