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San Diego, CA Weather


San Diego, CA climate is warm during summer when temperatures tend to be in the 70's and cool during winter when temperatures tend to be in the 50's.

The warmest month of the year is August with an average maximum temperature of 77.50 degrees Fahrenheit, while the coldest month of the year is December with an average minimum temperature of 48.90 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 10 degrees Fahrenheit, and fairly limited during winter with an average difference of 15 degrees Fahrenheit.

The annual average precipitation at San Diego is 10.77 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is January with an average rainfall of 2.28 Inches.

Weather Data

Current Conditions

(Updated: 6:51 PM PDT THU AUG 28 2008)

Mostly Cloudy Mostly Cloudy, 69°F Humidity: 76% Dewpoint: 61°F
Wind Speed: NW 8 MPH Heat Index: 69°F
Barometer: 29.76 in. Wind Chill: 69°F

Weather Forecast

(Generated: 1:50 PM PDT THU AUG 28 2008)
  Tonight: Mostly cloudy. Patchy fog. Lows 63 to 68. Light winds.
Lo: 66°F
Hi: 79°F Friday: Cloudy in the morning...Becoming partly cloudy. Patchy fog in the morning. Highs 70 to 75 near the coast to 76 to 81 inland. Light winds.
Lo: 66°F
Hi: 80°F Saturday: Partly cloudy. Patchy fog in the morning. Slight chance of showers and thunderstorms in the afternoon. Highs 72 to 77 near the coast to 77 to 82 inland. Light winds becoming west 15 mph in the afternoon. Chance of measurable precipitation 20 percent.
Lo: 67°F
Hi: 79°F Sunday: Mostly cloudy in the morning...Becoming partly cloudy. Patchy fog in the morning. Highs 72 to 77 near the coast to 76 to 81 inland.
Lo: 67°F
Hi: 79°F Labor day: Cloudy in the morning...Becoming partly cloudy. Patchy fog in the morning. Highs 71 to 76 near the coast to 76 to 81 inland.
Lo: 65°F
Hi: 82°F Tuesday: Cloudy in the morning...Becoming mostly sunny. Patchy fog in the morning. Highs 74 to 79 near the coast to 79 to 84 inland.
Lo: 66°F
Hi: 83°F Wednesday: Mostly cloudy in the morning...Becoming mostly sunny. Patchy fog in the morning. Highs 74 to 79 near the coast to 80 to 85 inland.
Lo: 65°F

Moon, Sunrise and Sunset

Waning Crescent Moon Moon Phase: Waning Crescent Moon Civil Twilight:
5:55 AM PDT
Sunrise:
6:20 AM PDT
Sunset:
7:18 PM PDT
Civil Twilight:
7:43 PM PDT

Normal Climate

Normal Temperatures

(SAN DIEGO LINDBERGH AP Weather station, 1.28 miles from San Diego)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 65.8 66.3 66.3 68.7 69.3 72.2 75.8 77.5 77.0 74.0 69.9 66.3 70.8
Mean °F 57.8 58.9 60.0 62.6 64.6 67.4 70.9 72.5 71.6 67.6 61.8 57.6 64.4
Min °F 49.7 51.5 53.6 56.4 59.8 62.6 65.9 67.4 66.1 61.2 53.6 48.9 58.1

Normal Precipitation

(SAN DIEGO LINDBERGH AP Weather station, 1.28 miles from San Diego)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 2.28 2.04 2.26 0.75 0.20 0.09 0.03 0.09 0.21 0.44 1.07 1.31 10.77