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
Arrival of December comes with a reduction in the average high-temperature, falling from a chilly 44.8°F (7.1°C) in November to an icy 32.2°F (0.1°C). An average temperature of 21.7°F (-5.7°C) is recorded during the nights in December.Humidity
The average relative humidity in December in Robins, Iowa, is 82%.Rainfall
In Robins, Iowa, during December, the rain falls for 6.7 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, in Robins, there are 138.6 rainfall days, and 27.8" (706mm) of precipitation is accumulated.Snowfall
Months with snowfall in Robins are January through May, October through December. In Robins, during December, snow falls for 9.1 days and regularly aggregates up to 2.8" (71mm) of snow. Throughout the year, in Robins, there are 41.2 snowfall days, and 16.73" (425mm) of snow is accumulated.Daylight
The month with the shortest days in Robins is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:34 am and sunset at 4:45 pm CST.
Sunshine
The average sunshine in December in Robins is 4.3h.UV index
The month with the lowest UV index is 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 the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Robins in December?
What is the average humidity in December in Robins?
How many days does it rain in December in Robins?
How many days does it snow in December in Robins?
What is the month with the shortest days in Robins?
What is the average length of the day in December in Robins?
What time are sunrise and sunset in December in Robins?
How many hours of sunshine does Robins have in December?
When is the lowest UV index in Robins?
How high is the UV index in December in Robins?
Average temperature in December
Robins, IA
- Average high temperature in December: 32.2°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.3°F).
- Average low temperature in December: 21.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in December
Robins, 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 (29.89"Hg).
Average wind speed in December
Robins, IA
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in December
Robins, 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 (73%).
Average rainfall in December
Robins, IA
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is May (4.37").
The driest months (with the least rainfall) are January and February (1.18").
Average rainfall days in December
Robins, IA
- Average rainfall days in December: 6.7 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in December
Robins, IA
- Average snowfall in December: 2.8"
The month with the highest snowfall is January (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Robins, IA
- Average snowfall days in December: 9.1 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Robins, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Robins, IA
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in December
Robins, IA
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Robins, IA
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Robins, 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).
Robins, Iowa, USA
Weather forecast for your location
2. Allow the app to use your location