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
December brings a decrease in the average high-temperature, shifting from a frosty 46.9°F (8.3°C) in November to a wintry 34.5°F (1.4°C). Throughout the nights in December, an average low-temperature of 23.9°F (-4.5°C) is noted.Humidity
In December, the average relative humidity in Pleasant Valley is 81%.Rainfall
The month with the least rainfall in Pleasant Valley is December, when the rain falls for 4.1 days and typically collects 0.35" (9mm) of precipitation.Snowfall
January through April, September through December are months with snowfall in Pleasant Valley. In Pleasant Valley, Iowa, during December, snow falls for 5 days and regularly aggregates up to 0.39" (10mm) of snow. Throughout the year, in Pleasant Valley, Iowa, there are 24.5 snowfall days, and 4.09" (104mm) of snow is accumulated.Daylight
The month with the shortest days in Pleasant Valley, Iowa, is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:41 pm CST.
Sunshine
The average sunshine in December is 4.2h.UV index
In Pleasant Valley, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Pleasant Valley in December?
What is the average humidity in December in Pleasant Valley?
What is the driest month in Pleasant Valley?
How much does it rain in Pleasant Valley in December?
How many days does it snow in December in Pleasant Valley?
What is the month with the shortest days in Pleasant Valley?
How many hours of daylight does Pleasant Valley have in December?
What time are sunrise and sunset in December in Pleasant Valley?
How long on average sun shines in December in Pleasant Valley?
How high is the UV index in December in Pleasant Valley?
Average temperature in December
Pleasant Valley, IA
- Average high temperature in December: 34.5°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in December
Pleasant Valley, IA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Pleasant Valley, IA
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in December
Pleasant Valley, IA
- Average humidity in December: 81%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Pleasant Valley, IA
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in December
Pleasant Valley, IA
- Average rainfall days in December: 4.1 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).
Average snowfall in December
Pleasant Valley, IA
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in December
Pleasant Valley, IA
- Average snowfall days in December: 5 days
The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Pleasant Valley, IA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
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: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Pleasant Valley, IA
- Average sunshine days in December: 22.4 days
The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).
Average UV index in December
Pleasant Valley, IA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Pleasant Valley, IA
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Pleasant Valley, 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).
Pleasant Valley, Iowa, USA
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