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 sea temperature 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
The start of December comes with a small reduction in the average high-temperature, subtly receding from a comfortable 65.3°F (18.5°C) in November to a mild 59.9°F (15.5°C). In the month of December, Port Hueneme records a consistent average low-temperature of 50.5°F (10.3°C).Humidity
In Port Hueneme, the average relative humidity in December is 59%.Rainfall
In Port Hueneme, during December, the rain falls for 5.3 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, in Port Hueneme, there are 46.5 rainfall days, and 8.31" (211mm) of precipitation is accumulated.Ocean temperature
In December, the average ocean temperature in Port Hueneme, California, is 58.8°F (14.9°C).Note: Swimming at temperatures less than 50°F (10°C) in 58.8°F (14.9°C) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 55.4°F (13°C) without adequate warmth can be discomforting.
Daylight
The month with the shortest days in Port Hueneme is December, with an average of 9h and 54min of daylight.On the first day of December in Port Hueneme, sunrise is at 6:45 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:57 pm PST.
Sunshine
The average sunshine in December is 6.9h.UV index
January through April, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In December, an average UV index of 4 transforms into the following instructions:
Prioritize safety - Recommendations to avert sunburn are shared. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What is the usual temperature for Port Hueneme in December?
What is the average humidity in December in Port Hueneme?
How many days does it rain in December in Port Hueneme?
What is the ocean temperature in December in Port Hueneme?
What is the month with the shortest days in Port Hueneme?
What is the average length of the day in December in Port Hueneme?
When is the sunrise / sunset in December in Port Hueneme?
How long on average sun shines in December in Port Hueneme?
What is the month with the lowest UV index in Port Hueneme?
How high is the UV index in December in Port Hueneme?
Average temperature in December
Port Hueneme, CA
- Average high temperature in December: 59.9°F
The warmest months (with the highest average high temperature) are August and September (73.4°F).
The month with the lowest average high temperature is February (59°F).
- Average low temperature in December: 50.5°F
The month with the highest average low temperature is September (63°F).
The coldest months (with the lowest average low temperature) are February and December (50.5°F).
Average pressure in December
Port Hueneme, CA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.9"Hg).
Average wind speed in December
Port Hueneme, CA
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Port Hueneme, CA
- Average humidity in December: 59%
The month with the highest relative humidity is June (72%).
The month with the lowest relative humidity is November (57%).
Average rainfall in December
Port Hueneme, CA
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is January (1.85").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in December
Port Hueneme, CA
- Average rainfall days in December: 5.3 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (1.3 days).
Average sea temperature in December
Port Hueneme, CA
- Average sea temperature in December: 58.9°F
The best month for swimming (with the highest average sea temperature) is August (64.1°F).
The coldest month (with the lowest average sea temperature) is April (56.7°F).
Average daylight in December /
Average sunshine in December
Port Hueneme, CA
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 6h and 5min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 48min).
Average sunshine days in December
Port Hueneme, CA
- Average sunshine days in December: 24.9 days
The month with the most sunshine days is October (27.2 days).
The month with the least sunshine days is February (21.7 days).
Average UV index in December
Port Hueneme, CA
- Average UV index in December: 4
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover in December
Port Hueneme, CA
- Average cloud cover in December: 21
The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in December
Port Hueneme, 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).
Port Hueneme, California, USA
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