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
A subtle decrease in the average high-temperature marks December, falling from November's frosty 46.2°F (7.9°C) to a cold 33.8°F (1°C). In December, Oakdale experiences a temperature dip to an average of 22.8°F (-5.1°C) at night.Humidity
The average relative humidity in December in Oakdale is 81%.Rainfall
In December, the rain falls for 6.5 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. In Oakdale, during the entire year, the rain falls for 134.7 days and collects up to 27.72" (704mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Oakdale. In December, it is snowing for 7.3 days. Throughout December, 1.97" (50mm) of snow is accumulated. Throughout the year, there are 36.6 snowfall days, and 14.21" (361mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:33 am and sunset at 4:46 pm CST.
Sunshine
The average sunshine in December is 4.5h.UV index
In December, the average daily maximum UV index is 2. A UV Index reading 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, an average UV index of 2 transforms into the following instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Oakdale?
What is the average humidity in December in Oakdale?
How much does it rain in Oakdale in December?
How much does it snow in Oakdale in December?
What is the month with the shortest days in Oakdale?
How many hours of daylight does Oakdale have in December?
What time are sunrise and sunset in December in Oakdale?
How long on average sun shines in December in Oakdale?
What is the UV index reading in December in Oakdale?
Average temperature in December
Oakdale, IA
- Average high temperature in December: 33.8°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in December: 22.8°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in December
Oakdale, IA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Oakdale, IA
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in December
Oakdale, IA
- Average humidity in December: 81%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Oakdale, IA
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in December
Oakdale, IA
- Average rainfall days in December: 6.5 days
The months with the highest number of rainy days are May and June (17 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in December
Oakdale, IA
- Average snowfall in December: 1.97"
The month with the highest snowfall is January (5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Oakdale, IA
- Average snowfall days in December: 7.3 days
The month with the highest number of snowfall days is January (11.1 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
Oakdale, 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 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Oakdale, IA
- Average sunshine days in December: 18.1 days
The months with the most sunshine days are October, November and December (18.1 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in December
Oakdale, 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
Oakdale, IA
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Oakdale, IA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Oakdale, Iowa, USA
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