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's onset brings a reduction in the average high-temperature, from a fresh 53.2°F (11.8°C) in November to a wintry 41.9°F (5.5°C). Fontana's nighttime temperature in December falls to an average of 28.2°F (-2.1°C).Humidity
In December, the average relative humidity is 73%.Rainfall
In Fontana, in December, during 5.3 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. In Fontana, during the entire year, the rain falls for 129.2 days and collects up to 26.89" (683mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 2.6 days. Throughout December, 0.79" (20mm) of snow is accumulated. Throughout the year, there are 15.1 snowfall days, and 7.6" (193mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:18 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:08 pm CST.
Sunshine
In Fontana, the average sunshine in December is 5.6h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Direct Sun exposure should be minimized especially during midday when radiation is most intense. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. 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
Is it cold during December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Fontana have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Fontana, KS
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure in December
Fontana, KS
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Fontana, KS
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Fontana, KS
- Average humidity in December: 73%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Fontana, KS
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Fontana, KS
- Average rainfall days in December: 5.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in December
Fontana, KS
- Average snowfall in December: 0.79"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Fontana, KS
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Fontana, KS
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Fontana, KS
- Average sunshine days in December: 22.7 days
The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in December
Fontana, KS
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Fontana, KS
- Average cloud cover in December: 40
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in December
Fontana, KS
- 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).
Fontana, Kansas, USA
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