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
December brings a minor decrease, with the average high-temperature reducing from a fresh 50.4°F (10.2°C) in November to a cold 36.1°F (2.3°C). Henderson experiences an average temperature drop to a freezing cold 22.3°F (-5.4°C) during December nights.Humidity
In December, the average relative humidity is 74%.Rainfall
In Henderson, during December, the rain falls for 3.6 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, in Henderson, there are 117.2 rainfall days, and 21.61" (549mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 5.5 days and typically aggregates up to 2.76" (70mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:36 am and sunset at 5:04 pm. On the last day of December, in Henderson, Nebraska, sunrise is at 7:55 am and sunset at 5:13 pm CST.
Sunshine
In December, the average sunshine in Henderson is 5.4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December in Henderson?
How many hours of sunshine does Henderson have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Henderson, NE
- Average high temperature in December: 36.1°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in December: 22.3°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Henderson, NE
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Henderson, NE
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in December
Henderson, NE
- Average humidity in December: 74%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is October (62%).
Average rainfall in December
Henderson, NE
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is May (3.7").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days in December
Henderson, NE
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in December
Henderson, NE
- Average snowfall in December: 2.76"
The month with the highest snowfall is December (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Henderson, NE
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is February (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Henderson, NE
- 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: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Henderson, NE
- Average sunshine days in December: 22.2 days
The months with the most sunshine days are November and December (22.2 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in December
Henderson, NE
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Henderson, NE
- Average cloud cover in December: 40
The months with the most cloud cover are January and February (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Henderson, NE
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Henderson, Nebraska, USA
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