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 shift into December brings a noticeable decrease in the average high-temperature, falling from a chilly 44.1°F (6.7°C) in November to a subzero cold 29.1°F (-1.6°C). During December, the temperature in Meriden tends to dip to an average of 19°F (-7.2°C) at night.Humidity
The average relative humidity in December in Meriden, Iowa, is 82%.Rainfall
In Meriden, in December, it is raining for 4.2 days, with typically 0.94" (24mm) of accumulated precipitation. In Meriden, during the entire year, the rain falls for 117 days and collects up to 19.84" (504mm) of precipitation.Snowfall
Months with snowfall in Meriden are January through May, October through December. In Meriden, Iowa, during December, snow falls for 8 days and regularly aggregates up to 1.77" (45mm) of snow. Throughout the year, in Meriden, there are 36.4 snowfall days, and 10.67" (271mm) of snow is accumulated.Daylight
The month with the shortest days in Meriden is December, with an average of 9h and 6min of daylight.On the first day of December in Meriden, sunrise is at 7:34 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:58 pm CST.
Sunshine
The average sunshine in December in Meriden, Iowa, is 4.7h.UV index
In December, the average daily maximum UV index in Meriden is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Meriden?
What is the average humidity in December in Meriden?
How many days does it rain in December in Meriden?
How many days does it snow in December in Meriden?
What is the month with the shortest days in Meriden?
How many hours of daylight does Meriden have in December?
What time are sunrise and sunset in December in Meriden?
How long on average sun shines in December in Meriden?
What is the UV index reading in December in Meriden?
Average temperature in December
Meriden, IA
- Average high temperature in December: 29.1°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in December: 19°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in December
Meriden, 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 (29.87"Hg).
Average wind speed in December
Meriden, IA
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in December
Meriden, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (68%).
Average rainfall in December
Meriden, IA
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in December
Meriden, IA
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in December
Meriden, IA
- Average snowfall in December: 1.77"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Meriden, IA
- Average snowfall days in December: 8 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Meriden, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Meriden, IA
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in December
Meriden, IA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Meriden, 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 28).
Average visibility in December
Meriden, 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).
Meriden, Iowa, USA
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