World Resorts USA San Diego Weather

San Diego weather in May

Weather in San Diego: May

Average day temperature: 67.5°F
Average night temperature: 59.3°F
Sea water temperature: 63.6°F
Number of sunny days: 18 days
Day length: 13.5 - 14.2 hours
Number of rainy days: 1 day
Precipitation totals: 0.5 in.

Air temperature in May, °F

Show year:
2023
2022
2021

The highest day temperature during May of 2023 was 71°F. At the same time the lowest night temperature was 55°F. Day and night temperature averages during May were 66.2°F and 58.9°F.

Sea water temperature in San Diego in May, °F

Show year:
2023
2022
2021

The average sea water temperature in May of 2023 was 62.2°F. The highest and lowest sea temperatures during the month were 63.9°F and 60.4°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in May, in.

Precipitation total value in San Diego in May is 0.7 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 7.4 mph It makes May most windy month 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 May is: 9.5.

Best time for vacation in San Diego

Sunniest months:
July 23 days
August 21 days
November 21 days
Warmest months:
August 79.3 °F
September 78.2 °F
July 76.5 °F
Warmest sea temp:
August 69.9 °F
September 69.1 °F
July 69.0 °F
Coldest months:
January 63.2 °F
December 63.3 °F
February 63.3 °F
Rainiest months:
March 2 days
February 2 days
January 2 days
Windiest months:
May 7.6 mph
April 7.4 mph
March 7.1 mph

San Diego on a weather map

San Diego
+63°F
E 9 mph
Feels like: +63°F
Precip.: 0%
Places in USA:
Name
°F
+50°F
+55°F
+73°F
+73°F
+84°F
+63°F
+77°F
+50°F
+79°F
+63°F
+57°F
+73°F
+75°F
+77°F
+48°F
24 Hours Forecast
San Diego
Local time: 19:04
April 19, friday
2100
59°F
E
6 mph
April 20, saturday
0000
59°F
E
4 mph
0300
57°F
E
2 mph
0600
57°F
E
2 mph
0900
61°F
E
3 mph
1200
64°F
E
9 mph
1500
66°F
E
9 mph
1800
63°F
E
7 mph
Units of measurement: °C / °F