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, noted for its average high-temperature of 46.9°F (8.3°C) and an average low-temperature of 31.5°F (-0.3°C), is considered the coldest month.Humidity
December is the most humid month, with an average relative humidity of 47%.Rainfall
The month with the most rainfall is December, when the rain falls for 5.1 days and typically aggregates up to 0.67" (17mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall is December, when snow falls for 1.2 days and typically aggregates up to 1.18" (30mm) of snow.Daylight
December has the shortest days of the year in Keeler, with an average of 9h and 42min of daylight.On the first day of December in Keeler, sunrise is at 6:45 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 4:46 pm PST.
Sunshine
The months with the least sunshine in Keeler are January, February and December, with an average of 7.3h of sunshine.UV index
The months with the lowest UV index are November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: In December, the UV index of 2 transforms into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What time of the year is the coldest in Keeler?
What are the temperatures in Keeler in December?
What is the most humid month in Keeler?
What is the average humidity in December in Keeler?
What is the wettest month in Keeler?
How much does it rain in Keeler in December?
When does it snow the most in Keeler?
How many days does it snow in December in Keeler?
What is the month with the shortest days in Keeler?
What is the average length of the day in December in Keeler?
When are sunrise and sunset in December in Keeler?
What is the month with the least sunshine in Keeler?
How many hours of sunshine does Keeler have in December?
What are the months with the lowest UV index in Keeler?
How high is the UV index in December in Keeler?
Average temperature in December
Keeler, CA
- Average high temperature in December: 46.9°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (46.9°F).
- Average low temperature in December: 31.5°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is December (31.5°F).
Average pressure in December
Keeler, CA
- 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 (29.83"Hg).
Average wind speed in December
Keeler, CA
- Average wind speed in December: 6.2mph
The windiest months (with the highest average wind speed) are April, May and June (7.6mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).
Average humidity in December
Keeler, CA
- Average humidity in December: 47%
The month with the highest relative humidity is December (47%).
The month with the lowest relative humidity is August (19%).
Average rainfall in December
Keeler, CA
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is December (0.67").
The driest months (with the least rainfall) are June and September (0.16").
Average rainfall days in December
Keeler, CA
- Average rainfall days in December: 5.1 days
The month with the highest number of rainy days is March (5.7 days).
The month with the least rainy days is September (2.3 days).
Average snowfall in December
Keeler, CA
- Average snowfall in December: 1.18"
The month with the highest snowfall is December (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Keeler, CA
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is December (1.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Keeler, CA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 18min).
Average sunshine days in December
Keeler, CA
- Average sunshine days in December: 25.3 days
The month with the most sunshine days is October (27.7 days).
The month with the least sunshine days is July (20 days).
Average UV index in December
Keeler, CA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 2).
Average cloud cover in December
Keeler, CA
- Average cloud cover in December: 15
The month with the most cloud cover is January (Cloud cover 16).
The months with the least cloud cover are August and September (Cloud cover 5).
Average visibility in December
Keeler, CA
- 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).
Keeler, California, USA
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