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 involves a decrease in temperature, down from a chilly 48.6°F (9.2°C) in November to an icy 36.5°F (2.5°C). During December, Bonaparte observes a consistent average nighttime temperature of 25°F (-3.9°C).Humidity
In Bonaparte, the average relative humidity in December is 79%.Rainfall
The month with the least rainfall is December, when the rain falls for 7 days and typically collects 1.38" (35mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Bonaparte. In Bonaparte, Iowa, in December, during 5.5 snowfall days, 1.61" (41mm) of snow is typically accumulated. Throughout the year, in Bonaparte, there are 29.4 snowfall days, and 14.21" (361mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Bonaparte.On the first day of December in Bonaparte, sunrise is at 7:12 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:50 pm CST.
Sunshine
The average sunshine in December in Bonaparte is 4.7h.UV index
The months with the lowest UV index in Bonaparte, Iowa, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December translates into the following guidance:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
How cold is December in Bonaparte?
What is the average humidity in December in Bonaparte?
What is the driest month in Bonaparte?
How much does it rain in Bonaparte in December?
How many days does it snow in December in Bonaparte?
What is the month with the shortest days in Bonaparte?
How many hours of daylight does Bonaparte have in December?
When is the sunrise / sunset in December in Bonaparte?
How long on average sun shines in December in Bonaparte?
When is the lowest UV index in Bonaparte?
What is the UV index intensity in December in Bonaparte?
Average temperature in December
Bonaparte, IA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 25°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Bonaparte, IA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Bonaparte, IA
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Bonaparte, IA
- Average humidity in December: 79%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Bonaparte, IA
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is December (1.38").
Average rainfall days in December
Bonaparte, IA
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in December
Bonaparte, IA
- Average snowfall in December: 1.61"
The month with the highest snowfall is January (4.41").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Bonaparte, IA
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bonaparte, IA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Bonaparte, IA
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in December
Bonaparte, IA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Bonaparte, IA
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility in December
Bonaparte, IA
- 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).
Bonaparte, Iowa, USA
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