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 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
Bay Point's coldest weather arrives in December, when temperatures average a high of 55.2°F (12.9°C) and a low of 41.7°F (5.4°C).Humidity
In December, the average relative humidity is 71%.Rainfall
In December, in Bay Point, the rain falls for 5.9 days. Throughout December, 0.39" (10mm) of precipitation is accumulated. Throughout the year, in Bay Point, there are 37.4 rainfall days, and 2.44" (62mm) of precipitation is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:05 am and sunset at 4:48 pm. On the last day of December, in Bay Point, sunrise is at 7:23 am and sunset at 4:58 pm PST.
Sunshine
The month with the least sunshine is December, with an average of 5.8h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 3 in December translates into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the coldest month in Bay Point?
What is the usual temperature for Bay Point in December?
What is the average humidity in December in Bay Point?
How much does it rain in Bay Point in December?
What is the month with the shortest days in Bay Point?
What is the average length of the day in December in Bay Point?
When are sunrise and sunset in December in Bay Point?
What is the month with the least sunshine in Bay Point?
How many hours of sunshine does Bay Point have in December?
When is the lowest UV index in Bay Point?
How high is the UV index in December in Bay Point?
Average temperature in December
Bay Point, CA
- Average high temperature in December: 55.2°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is December (55.2°F).
- Average low temperature in December: 41.7°F
The month with the highest average low temperature is September (57.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).
Average pressure in December
Bay Point, 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 (29.91"Hg).
Average wind speed in December
Bay Point, CA
- Average wind speed in December: 4.9mph
The windiest month (with the highest average wind speed) is June (7.6mph).
The calmest months (with the lowest average wind speed) are January and November (4.5mph).
Average humidity in December
Bay Point, CA
- Average humidity in December: 71%
The months with the highest relative humidity are January and March (73%).
The month with the lowest relative humidity is September (53%).
Average rainfall in December
Bay Point, CA
- Average rainfall in December: 0.39"
The wettest month (with the highest rainfall) is February (0.59").
The driest months (with the least rainfall) are June, July and August (0").
Average rainfall days in December
Bay Point, CA
- Average rainfall days in December: 5.9 days
The month with the highest number of rainy days is March (8.1 days).
The month with the least rainy days is August (0.5 days).
Average daylight in December /
Average sunshine in December
Bay Point, CA
- Average daylight in December: 9h and 4min
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 36min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in December
Bay Point, CA
- Average sunshine days in December: 24.5 days
The months with the most sunshine days are July and August (30.3 days).
The month with the least sunshine days is March (21.8 days).
Average UV index in December
Bay Point, 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 January, February, November and December (UV index 3).
Average cloud cover in December
Bay Point, CA
- Average cloud cover in December: 35
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in December
Bay Point, 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).
Bay Point, California, USA
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