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Get the current and future weather conditions for Fullerton, CA, including temperature, wind, air quality, and allergy outlook. See the hourly and 10-day forecast, radar maps, and sun and moon times.
- Weather Today for Fullerton, CA
Everything you need to know about today's weather in...
- Daily
Know what's coming with AccuWeather's extended daily...
- Weather Today for Fullerton, CA
Get the most accurate 10-day forecast for Fullerton, CA with highs, lows, chance of precipitation and more. See the current weather conditions and radar for Fullerton, CA and nearby areas.
Get the latest hourly weather conditions, precipitation, dew point, humidity, wind and UV index for Fullerton, CA. See the temperature, cloud cover and rain amount for the next three days.
1 day ago · Detailed Forecast. Overnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 63. South wind around 5 mph becoming calm. Tuesday. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the afternoon.
- San Diego, CA
- 59°F (15°C)
- 29.91 in (1012.87 mb)
- 84%
Everything you need to know about today's weather in Fullerton, CA. High/Low, Precipitation Chances, Sunrise/Sunset, and today's Temperature History.
Get the current and forecast weather for Fullerton, CA, including temperature, precipitation, air quality, and UV index. See radar, satellite, and historical data for the area.
Know what's coming with AccuWeather's extended daily forecasts for Fullerton, CA. Up to 90 days of daily highs, lows, and precipitation chances.
