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 onset of December witnesses a clear shift in the average high-temperature, dropping from a frosty 45.1°F (7.3°C) in November to a freezing cold 29.3°F (-1.5°C). An average nighttime temperature of 16.9°F (-8.4°C) is recorded during December.Humidity
The average relative humidity in December is 83%.Rainfall
In Hawarden, in December, during 1.9 rainfall days, 0.35" (9mm) of precipitation is typically accumulated. Throughout the year, there are 80.7 rainfall days, and 6.54" (166mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Hawarden, Iowa, during December, snow falls for 5.5 days and regularly aggregates up to 0.35" (9mm) of snow. Throughout the year, there are 27.5 snowfall days, and 2.76" (70mm) of snow is accumulated.Daylight
The month with the shortest days in Hawarden is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:38 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:01 pm CST.
Sunshine
In December, the average sunshine in Hawarden is 4.5h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Hawarden?
What is the average humidity in December in Hawarden?
How much does it rain in Hawarden in December?
How much does it snow in Hawarden in December?
What is the month with the shortest days in Hawarden?
How many hours of daylight does Hawarden have in December?
When are sunrise and sunset in December in Hawarden?
How many hours of sunshine does Hawarden have in December?
When is the lowest UV index in Hawarden?
What is the UV index reading in December in Hawarden?
Average temperature in December
Hawarden, IA
- Average high temperature in December: 29.3°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 (25°F).
- Average low temperature in December: 16.9°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 (11.3°F).
Average pressure in December
Hawarden, IA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Hawarden, IA
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
Hawarden, IA
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (66%).
Average rainfall in December
Hawarden, IA
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is June (1.06").
The driest months (with the least rainfall) are January and February (0.16").
Average rainfall days in December
Hawarden, IA
- Average rainfall days in December: 1.9 days
The month with the highest number of rainy days is June (13 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in December
Hawarden, IA
- Average snowfall in December: 0.35"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hawarden, IA
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hawarden, 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 3min
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 0min).
Average sunshine days in December
Hawarden, IA
- Average sunshine days in December: 26 days
The month with the most sunshine days is December (26 days).
The month with the least sunshine days is June (13.2 days).
Average UV index in December
Hawarden, 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
Hawarden, IA
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Hawarden, 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).
Hawarden, Iowa, USA
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