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
The beginning of December marks a decrease in the average high-temperature, transitioning from a chilly 47.3°F (8.5°C) in November to a cold 34.7°F (1.5°C). An average low-temperature of 23.5°F (-4.7°C) marks the month of December in Rose Hill.Humidity
In Rose Hill, the average relative humidity in December is 80%.Rainfall
In Rose Hill, in December, during 7.1 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, there are 141.1 rainfall days, and 28.5" (724mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Rose Hill, in December, snow falls for 6.5 days, with typically accumulated 1.65" (42mm) of snow. In Rose Hill, Iowa, during the entire year, snow falls for 32.1 days and aggregates up to 15.28" (388mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:16 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:50 pm CST.
Sunshine
In Rose Hill, the average sunshine in December is 4.8h.UV index
In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Rose Hill?
What is the average humidity in December in Rose Hill?
How much does it rain in Rose Hill in December?
How much does it snow in Rose Hill in December?
What is the month with the shortest days in Rose Hill?
What is the average length of the day in December in Rose Hill?
What time are sunrise and sunset in December in Rose Hill?
How many hours of sunshine does Rose Hill have in December?
What is the UV index reading in December in Rose Hill?
Average temperature in December
Rose Hill, IA
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in December: 23.5°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in December
Rose Hill, 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 (29.89"Hg).
Average wind speed in December
Rose Hill, IA
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in December
Rose Hill, IA
- Average humidity in December: 80%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Rose Hill, IA
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in December
Rose Hill, IA
- Average rainfall days in December: 7.1 days
The month with the highest number of rainy days is June (18.6 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in December
Rose Hill, IA
- Average snowfall in December: 1.65"
The month with the highest snowfall is February (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rose Hill, IA
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rose Hill, IA
- Average daylight in December: 9h and 2min
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 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Rose Hill, IA
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (9 days).
Average UV index in December
Rose Hill, 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
Rose Hill, IA
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in December
Rose Hill, 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).
Rose Hill, Iowa, USA
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