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, having an average high-temperature of 54.7°F (12.6°C) and an average low-temperature of 39.9°F (4.4°C), is the coldest month.Humidity
The average relative humidity in December is 76%.Rainfall
In Fish Rock, in December, it is raining for 11.8 days, with typically 3.54" (90mm) of accumulated precipitation. Throughout the year, in Fish Rock, there are 83.1 rainfall days, and 21.38" (543mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
December has the shortest days of the year in Fish Rock, California, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 4:52 pm. On the last day of December, sunrise is at 7:32 am and sunset at 5:02 pm PST.
Sunshine
December has the least sunshine of the year, with an average of 5.4h of sunshine.UV index
February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Fish Rock. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, an average UV index of 3 transforms into the following instructions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What month is the coldest in Fish Rock?
What is the temperature in December in Fish Rock?
What is the average humidity in December in Fish Rock?
How many days does it rain in December in Fish Rock?
When it does not snow in Fish Rock?
What is the month with the shortest days in Fish Rock?
How many hours of daylight does Fish Rock have in December?
What time are sunrise and sunset in December in Fish Rock?
What is the month with the least sunshine in Fish Rock?
How many hours of sunshine does Fish Rock have in December?
What is the month with the lowest UV index in Fish Rock?
How high is the UV index in December in Fish Rock?
Average temperature in December
Fish Rock, CA
- Average high temperature in December: 54.7°F
The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (54.7°F).
- Average low temperature in December: 39.9°F
The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is December (39.9°F).
Average pressure in December
Fish Rock, CA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in December
Fish Rock, CA
- Average wind speed in December: 5.2mph
The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).
Average humidity in December
Fish Rock, CA
- Average humidity in December: 76%
The month with the highest relative humidity is March (78%).
The months with the lowest relative humidity are July and September (60%).
Average rainfall in December
Fish Rock, CA
- Average rainfall in December: 3.54"
The wettest month (with the highest rainfall) is February (4.49").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in December
Fish Rock, CA
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is March (15 days).
The month with the least rainy days is August (0.9 days).
Average snowfall in December
Fish Rock, CA
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Fish Rock, CA
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Fish Rock, CA
- 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 2min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Fish Rock, CA
- Average sunshine days in December: 17.5 days
The months with the most sunshine days are July and August (29.6 days).
The month with the least sunshine days is March (14.6 days).
Average UV index in December
Fish Rock, CA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in December
Fish Rock, CA
- Average cloud cover in December: 40
The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 6).
Average visibility in December
Fish Rock, 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).
Fish Rock, California, USA
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