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 experiences an average high-temperature of a freezing cold 28.9°F (-1.7°C), barely different from November's 32°F (0°C). Kachemak Silo observes a slightly reduced average nighttime temperature of 23.7°F (-4.6°C) during December.Humidity
January and December, with an average relative humidity of 86%, are the most humid months.Rainfall
December is the month with the most rainfall. Rain falls for 12.7 days and accumulates 4.65" (118mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. The month with the most snowfall in Kachemak Silo is December, when snow falls for 14.9 days and typically aggregates up to 11.54" (293mm) of snow.Daylight
The month with the shortest days is December, with an average of 6h and 6min of daylight.On the first day of the month, sunrise is at 9:39 am and sunset at 4:07 pm. On the last day of December, sunrise is at 10:04 am and sunset at 4:10 pm AKST.
Sunshine
December has the least sunshine of the year, with an average of 2.6h of sunshine.UV index
December is the month with the lowest UV index in Kachemak Silo, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 1 during December leads to these advisories:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What are the most humid months?
What is the average humidity in December?
What is the rainiest month?
How much does it rain in Kachemak Silo in December?
What is the snowiest month?
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?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Kachemak Silo, AK
- Average high temperature in December: 28.9°F
The warmest month (with the highest average high temperature) is July (57.7°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 23.7°F
The months with the highest average low temperature are July and August (48.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Kachemak Silo, AK
- Average pressure in December: 29.6"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.6"Hg).
Average wind speed in December
Kachemak Silo, AK
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is November (8.8mph).
The calmest month (with the lowest average wind speed) is June (5.1mph).
Average humidity in December
Kachemak Silo, AK
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Kachemak Silo, AK
- Average rainfall in December: 4.65"
The wettest month (with the highest rainfall) is December (4.65").
The driest month (with the least rainfall) is June (1.54").
Average rainfall days in December
Kachemak Silo, AK
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is September (19.9 days).
The month with the least rainy days is February (9 days).
Average snowfall in December
Kachemak Silo, AK
- Average snowfall in December: 11.54"
The month with the highest snowfall is December (11.54").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Kachemak Silo, AK
- Average snowfall days in December: 14.9 days
The month with the highest number of snowfall days is December (14.9 days).
The months with the least snowfall days are June and August (0 days).
Average daylight in December /
Average sunshine in December
Kachemak Silo, AK
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in December: 2h and 4min
The months with the most sunshine are June and July (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in December
Kachemak Silo, AK
- Average sunshine days in December: 8.5 days
The months with the most sunshine days are March and July (12.3 days).
The month with the least sunshine days is December (8.5 days).
Average UV index in December
Kachemak Silo, AK
- Average UV index in December: 1
The month with the highest UV index is July (UV index 4).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Kachemak Silo, AK
- Average cloud cover in December: 62
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 52).
Average visibility in December
Kachemak Silo, AK
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, August and December (5mi).
Kachemak Silo, Alaska, USA
Weather forecast for your location
2. Allow the app to use your location