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 arrival of December brings a significant change in Goodell's weather, with average high-temperatures dropping from November's chilly 43.2°F (6.2°C) to a freezing cold 28.8°F (-1.8°C). An average low-temperature of 18.3°F (-7.6°C) marks the month of December.Humidity
In December, the average relative humidity in Goodell is 84%.Rainfall
In December, in Goodell, the rain falls for 4.6 days. Throughout December, 1.42" (36mm) of precipitation is accumulated. In Goodell, during the entire year, the rain falls for 136.3 days and collects up to 26.18" (665mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Goodell, during December, snow falls for 9.7 days and regularly aggregates up to 2.87" (73mm) of snow. Throughout the year, there are 44.7 snowfall days, and 20.51" (521mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:26 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:50 pm CST.
Sunshine
The average sunshine in December in Goodell is 4.2h.UV index
January through March, October through 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: In December, a regular UV index of 2 translates into these guidelines:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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 much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Goodell have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Goodell have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Goodell, IA
- Average high temperature in December: 28.8°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in December: 18.3°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in December
Goodell, 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 (29.88"Hg).
Average wind speed in December
Goodell, IA
- Average wind speed in December: 10.5mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Goodell, IA
- Average humidity in December: 84%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Goodell, IA
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is June (3.98").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in December
Goodell, IA
- Average rainfall days in December: 4.6 days
The month with the highest number of rainy days is June (18.6 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Goodell, IA
- Average snowfall in December: 2.87"
The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Goodell, IA
- Average snowfall days in December: 9.7 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Goodell, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Goodell, IA
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (10 days).
Average UV index in December
Goodell, IA
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Goodell, IA
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in December
Goodell, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Goodell, Iowa, USA
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