December weather forecastOneida, IA
December
Weather in December
December, the first month of the winter in Oneida, is also a subzero cold month, with temperature in the range of an average low of 20.5°F (-6.4°C) and an average high of 31.1°F (-0.5°C).Temperature
The transition into December indicates a reduction in the average high-temperature, down to a subzero cold 31.1°F (-0.5°C) from November's frosty 43.7°F (6.5°C). Oneida reports an average nighttime low-temperature of 20.5°F (-6.4°C) in December.Humidity
In Oneida, the average relative humidity in December is 83%.Rainfall
December is the month with the least rainfall. Rain falls for 4.5 days and accumulates 0.47" (12mm) of precipitation.Snowfall
Months with snowfall in Oneida, Iowa, are January through April, October through December. In December, in Oneida, Iowa, it is snowing for 8.8 days. Throughout December, 0.94" (24mm) of snow is accumulated. In Oneida, during the entire year, snow falls for 39.4 days and aggregates up to 6.81" (173mm) of snow.Daylight
The month with the shortest days in Oneida is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:35 am and sunset at 4:42 pm CST.
Sunshine
In December, the average sunshine in Oneida is 4h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 1 during December translates into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. 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
Average temperature in December
Oneida, IA
- Average high temperature in December: 31.1°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in December: 20.5°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in December
Oneida, IA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Oneida, IA
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in December
Oneida, IA
- Average humidity in December: 83%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall in December
Oneida, IA
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is December (0.47").
Average rainfall days in December
Oneida, IA
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in December
Oneida, IA
- Average snowfall in December: 0.94"
The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Oneida, IA
- Average snowfall days in December: 8.8 days
The month with the highest number of snowfall days is January (10.8 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
Oneida, IA
- Average daylight in December: 9h and 6min
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 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Oneida, IA
- Average sunshine days in December: 19.7 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in December
Oneida, IA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Oneida, IA
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in December
Oneida, 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).





