December weather forecastOlds, IA
December
Weather in December
The first month of the winter, December, is also a wintry month in Olds, Iowa, with an average temperature ranging between max 36°F (2.2°C) and min 24.6°F (-4.1°C).Temperature
Olds, Iowa, observes a minor decrease in the average high-temperature with the arrival of December, falling from November's chilly 48°F (8.9°C) to a cold 36°F (2.2°C). In the month of December, the temperature generally rests at an average low of 24.6°F (-4.1°C).Humidity
The average relative humidity in December is 80%.Rainfall
February and December are months with the least rain when the rain falls for 7.3 days and typically aggregates up to 1.38" (35mm) of rain.Snowfall
Months with snowfall are January through April, October through December. In Olds, during December, snow falls for 6 days and regularly aggregates up to 1.65" (42mm) of snow. Throughout the year, there are 30.7 snowfall days, and 15" (381mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:31 am and sunset at 4:47 pm CST.
Sunshine
The average sunshine in December is 4.5h.UV index
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during December translates into the following guidance:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Olds, IA
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 24.6°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in December
Olds, 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 (29.9"Hg).
Average wind speed in December
Olds, IA
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in December
Olds, IA
- Average humidity in December: 80%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Olds, IA
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").
Average rainfall days in December
Olds, IA
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in December
Olds, IA
- Average snowfall in December: 1.65"
The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Olds, IA
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (9.6 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
Olds, IA
- Average daylight in December: 9h and 18min
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 18min).
- Average sunshine in December: 4h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Olds, IA
- Average sunshine days in December: 18 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in December
Olds, IA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Olds, IA
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).
Average visibility in December
Olds, 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).





