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Los Angeles Westside Climate


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Year at a Glance (annual averages)
Monthly Averages (table)
Smog (graph)
Weather Cams (real-time videos)
Interesting Links

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Year at a Glance (Annual Averages)
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weather_satellite.jpg (7512 bytes) . Average temperature: 63 degrees (F)
Average high/low temperature: 70 - 56 degrees (F)
Mean days below freezing: 0
Average annual precipitation: 12 inches
Total annual snowfall: 0 inches
Days per year with rain: 35
Mean number of cloudy days per year: 102
Mean number of partially cloudy days per year: 116
Mean number of clear days per year: 147
Average morning/evening relative humidity: 79 - 64%
Average wind speed: 7.5 mph
Average water temperature: 62 degrees (F)


Monthly Averages

... Year Jan Feb Mar Apr May Jun
Average temperature (F) 63 57 58 58 60 63 66
Average high / low temperature (F) 70 - 56 66 - 48 66 - 49 66 - -51 67 - 53 69 - 56 72 - 60
Mean days below freezing 0 - 0 0 0 0 0
Average precipitation (inches) 12 2.4 2.5 2.0 0.7 0.1 0.0
Snowfall (inches) 0 0 0 0 0 0 0
Rain days 35 6 6 6 3 1 -
Mean number of cloudy days 102 11 11 11 9 10 9
Mean number of partly cloudy days 116 8 6 8 9 11 11
Mean number of clear days 147 12 11 12 12 10 10
Average morning / evening relative humidity (%) 79 - 64 70 - 59 74 - 63 79 - 65 80 - 64 83 - 66 85 - 67
Average wind speed (mph) 7.5 6.7 7.4 8.1 8.5 8.4 8.0
Water temperature (F) 62 57 57 58 58 - 59 60 - 61 63 - 65
... Year Jul Aug Sep Oct Nov Dec
Average temperature (F) 63 69 71 70 67 62 57
Average high / low temperature (F) 70 - 56 75 - 63 77 - 64 77 - 63 74 - 59 70 - 53 66 - 48
Mean days below freezing 0 0 0 0 0 0 -
Average precipitation (inches) 12 0.0 0.2 0.3 0.3 1.8 1.7
Snowfall (inches) 0 0 0 0 0 0 0
Rain days 35 1 - 1 2 3 5
Mean number of cloudy days 102 5 5 6 8 7 10
Mean number of partly cloudy days 116 13 12 11 10 8 8
Mean number of clear days 147 13 14 13 13 15 13
Average morning / evening relative humidity (%) 79 - 64 86 - 68 86 - 69 83 - 67 79 - 65 72 - 61 68 - 59
Average wind speed (mph) 7.5 7.9 7.8 7.3 7.0 6.7 6.6
Water temperature (F) 62 66 - 67 68 67 - 66 65 - 63 61 59


Notes

Cloud cover in the coastal areas helps keep Westside temperatures cool in summer.
For water temperatures, sets of data separated by hyphen indicate first and second half of the month in question.
Average temperatures based on data collected from 1961 to 1990 (30 years).
Rain days, snow days, and cloudy days results based on 58 years of data collected through 1993.
Humidity and days below freezing based on 34 years of data collected through 1993.
Average precipitation based on data collected from 1961 to 1990 (30 years).
Wind speed results based on 45 years of data collected through 1993.
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Sources

Water temperature (at Santa Monica): National Oceanographic Data Center:
http://www.nodc.noaa.gov/dsdt/wtg12.html

 

South Coast Air Basin Smog Trend

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Source: South Coast Air Quality Management District

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Weather Cams (real-time videos)

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Live from Marina del Rey: http://webcam.labridge.com/liveimage/
Live from Santa Monica Pier: http://www.westland.net/piercam/
Live from Venice Beach: http://www.westland.net/beachcam/
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Interesting Links

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Weather: Intellicast, http://www.intellicast.com/
Weather: WeatherPages, http://www.weatherpages.com/losangeles/
Weather forecasts, surf conditions, warnings, marine, snow reports, climatology, earthquakes, storm photos: National Weather Service Forecast Office – Los Angeles/Oxnard, http://www.nwsla.noaa.gov/
Earthquake update from CalTech: http://quake.wr.usgs.gov/recenteqs/Maps/Los_Angeles.html
Los Angeles Area beach reports (weather, surf, tanning index, waves) from CNN: http://cnn.com/WEATHER/uv.report/
Beach water quality from Heal the Bay: http://www.healthebay.org/baymap/
 

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