World Resorts USA Santa Monica Weather

Santa Monica weather in December

Weather in Santa Monica: December

Average day temperature: 63.8°F
Average night temperature: 53.9°F
Sea water temperature: 60.9°F
Number of sunny days: 21 days
Day length: 9.9 - 10.1 hours
Number of rainy days: 2 days
Precipitation totals: 1.1 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 80°F. At the same time the lowest night temperature was 50°F. Day and night temperature averages during December were 66.4°F and 57.2°F.

Sea water temperature in Santa Monica in December, °F

Show year:
2023
2022
2021

The average sea water temperature in December of 2023 was 62.3°F. The highest and lowest sea temperatures during the month were 63.0°F and 61.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are sunny but cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Santa Monica in December is 1.3 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 5.3 mph It makes December one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 6.4.

Best time for vacation in Santa Monica

Sunniest months:
July 25 days
August 25 days
October 24 days
Warmest months:
August 80.9 °F
September 78.6 °F
July 78.3 °F
Warmest sea temp:
August 68.9 °F
September 68.7 °F
July 68.1 °F
Coldest months:
December 63.8 °F
January 63.9 °F
February 64.2 °F
Rainiest months:
January 2 days
February 2 days
March 2 days
Windiest months:
May 7.0 mph
April 6.9 mph
June 6.5 mph

Santa Monica on a weather map

Santa Monica
+63°F
W 2 mph
Feels like: +63°F
Precip.: 0%
Places in USA:
Name
°F
+61°F
+54°F
+73°F
+73°F
+64°F
+63°F
+77°F
+55°F
+79°F
+61°F
+54°F
+81°F
+82°F
+79°F
+61°F
24 Hours Forecast
Santa Monica
Local time: 07:47
April 27, saturday
0900
63°F
W
2 mph
1200
68°F
N
7 mph
1500
66°F
NE
11 mph
1800
64°F
NE
8 mph
2100
63°F
N
4 mph
April 28, sunday
0000
61°F
NW
4 mph
0300
59°F
N
2 mph
0600
59°F
NW
3 mph
Units of measurement: °C / °F