December weather forecastStewarts Point, CA

December

Weather in December

The first month of the winter, December, is still a cool month in Stewarts Point, California, with an average temperature fluctuating between 54.7°F (12.6°C) and 39.9°F (4.4°C).

Temperature

In Stewarts Point, the lowest average temperatures are observed in December, with a high of 54.7°F (12.6°C) and a low of 39.9°F (4.4°C).

Humidity

The average relative humidity in December in Stewarts Point, California, is 76%.

Rainfall

In Stewarts Point, during December, the rain falls for 11.8 days and regularly aggregates up to 3.54" (90mm) of precipitation. In Stewarts Point, during the entire year, the rain falls for 83.1 days and collects up to 21.38" (543mm) of precipitation.

Snowfall

January, March through December are months without snowfall in Stewarts Point.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:13 am and sunset at 4:52 pm. On the last day of December, in Stewarts Point, sunrise is at 7:31 am and sunset at 5:02 pm PST.

Sunshine

With an average of 5.4h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index in Stewarts Point are February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 3 in December leads to these recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

December is the month when Stewarts Point experiences its coldest temperatures, averaging a high of 54.7°F (12.6°C) and a low of 39.9°F (4.4°C).

The high-temperature, in December, in Stewarts Point, records 54.7°F (12.6°C), while the low-temperature is 39.9°F (4.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 87.8°F (31°C).

In Stewarts Point, the average relative humidity in December is 76%.

In Stewarts Point, California, in December, during 11.8 rainfall days, 3.54" (90mm) of precipitation is typically accumulated.

January, March through December are months without snowfall in Stewarts Point, California.

The month with the shortest days is December, with an average of 9h and 30min of daylight.

In Stewarts Point, the average day length in December is 9h and 31min.

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:02 pm PST.

With an average of 5.4h of sunshine, December has the least sunshine of the year in Stewarts Point, California.

In December, the average sunshine duration in Stewarts Point is 5.4h.

The months with the lowest UV index in Stewarts Point are February, November and December, with an average maximum UV index of 3.

The average daily maximum UV index in December in Stewarts Point, California, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Stewarts Point, 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
Stewarts Point, 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
Stewarts Point, 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
Stewarts Point, 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
Stewarts Point, 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
Stewarts Point, 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
Stewarts Point, 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
Stewarts Point, 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
Stewarts Point, CA

  • Average daylight in December: 9h and 30min

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 24min

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
Stewarts Point, 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
Stewarts 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 February, November and December (UV index 3).

Average cloud cover in December
Stewarts Point, 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
Stewarts 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).