December weather forecastWaukon, IA
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Waukon, Iowa, with an average temperature varying between 18.1°F (-7.7°C) and 28.6°F (-1.9°C).Temperature
Welcoming December, Waukon observes a shift in the average high-temperature, falling from November's wintry 42.6°F (5.9°C) to a freezing cold 28.6°F (-1.9°C). In Waukon, the expected average low-temperature for December is 18.1°F (-7.7°C).Humidity
In Waukon, the average relative humidity in December is 86%.Rainfall
In December, in Waukon, the rain falls for 5.2 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. In Waukon, during the entire year, the rain falls for 144.7 days and collects up to 30.94" (786mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Waukon, in December, snow falls for 12.7 days, with typically accumulated 4.92" (125mm) of snow. In Waukon, during the entire year, snow falls for 57.7 days and aggregates up to 24.88" (632mm) of snow.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year in Waukon, Iowa.On the first day of the month, sunrise is at 7:18 am and sunset at 4:31 pm. On the last day of December, in Waukon, sunrise is at 7:37 am and sunset at 4:40 pm CST.
Sunshine
In Waukon, the average sunshine in December is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily UV index of 1 turns into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Waukon, IA
- Average high temperature in December: 28.6°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in December: 18.1°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).
Average pressure in December
Waukon, IA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Waukon, IA
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in December
Waukon, IA
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is October (76%).
Average rainfall in December
Waukon, IA
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is June (5.24").
The driest month (with the least rainfall) is January (1.1").
Average rainfall days in December
Waukon, IA
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Waukon, IA
- Average snowfall in December: 4.92"
The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Waukon, IA
- Average snowfall days in December: 12.7 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Waukon, IA
- Average daylight in December: 9h and 0min
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 0min).
- Average sunshine in December: 3h and 54min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Waukon, IA
- Average sunshine days in December: 15 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is June (7.6 days).
Average UV index in December
Waukon, IA
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Waukon, IA
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Waukon, IA
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
