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
Stepping into December, Andrew observes a temperature decline, with the average high falling from November's frosty 45°F (7.2°C) to a wintry 32.7°F (0.4°C). During the nights in December, Andrew observes an average low-temperature of 22.3°F (-5.4°C).Humidity
In Andrew, the average relative humidity in December is 82%.Rainfall
In Andrew, in December, it is raining for 6.9 days, with typically 1.5" (38mm) of accumulated precipitation. Throughout the year, there are 143.3 rainfall days, and 29.76" (756mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Andrew, during December, snow falls for 8.3 days and regularly aggregates up to 2.6" (66mm) of snow. In Andrew, during the entire year, snow falls for 40.2 days and aggregates up to 17.48" (444mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December in Andrew, sunrise is at 7:11 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:40 pm CST.
Sunshine
The average sunshine in December is 4.2h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 1 translates into these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is it in Andrew in December?
What is the average humidity in December in Andrew?
How many days does it rain in December in Andrew?
How many days does it snow in December in Andrew?
What is the month with the shortest days in Andrew?
What is the average length of the day in December in Andrew?
What time are sunrise and sunset in December in Andrew?
How long on average sun shines in December in Andrew?
What is the month with the lowest UV index in Andrew?
What is the UV index intensity in December in Andrew?
Average temperature in December
Andrew, IA
- Average high temperature in December: 32.7°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (25.9°F).
- Average low temperature in December: 22.3°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 (13.3°F).
Average pressure in December
Andrew, 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 (29.9"Hg).
Average wind speed in December
Andrew, IA
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Andrew, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Andrew, IA
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in December
Andrew, IA
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Andrew, IA
- Average snowfall in December: 2.6"
The month with the highest snowfall is January (5.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Andrew, IA
- Average snowfall days in December: 8.3 days
The month with the highest number of snowfall days is January (11 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
Andrew, IA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in December
Andrew, IA
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in December
Andrew, 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 and December (UV index 1).
Average cloud cover in December
Andrew, IA
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in December
Andrew, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Andrew, Iowa, USA
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