Weekly Weather Forecast for Fullerton, California, United States

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Overall WeatherTemperaturePressure
Clear Sky89.74°F/32.08°C1011 hPa
Wind SpeedWind DirectionClouds
4.02 MPH 299 Degrees 0%
Humidity PercentageSunrise TimeSunset Time
30
Current Local Time
Moonrise Time Moonset Time
11:11:11
   MST
Ultraviolet Index (UV Index)
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Weather forecast for 16-March-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
8 PMClear Sky85.32°F 29.62°C76.44°F 24.69°C85.32°F 29.62°C101134101.89225
11 PMFew Clouds79.29°F 26.27°C74.05°F 23.36°C79.29°F 26.27°C101238112.27175

Weather forecast for 17-March-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMBroken Clouds71.08°F 21.71°C71.08°F 21.71°C71.08°F 21.71°C101248530.76185
5 AMBroken Clouds72.72°F 22.62°C72.72°F 22.62°C72.72°F 22.62°C101132640.88131
8 AMBroken Clouds73.09°F 22.83°C73.09°F 22.83°C73.09°F 22.83°C101329750.7332
11 AMBroken Clouds84.88°F 29.38°C84.88°F 29.38°C84.88°F 29.38°C101316711.03206
2 PMScattered Clouds87.82°F 31.01°C87.82°F 31.01°C87.82°F 31.01°C101219403.36240
5 PMBroken Clouds84.65°F 29.25°C84.65°F 29.25°C84.65°F 29.25°C101126644.16237
8 PMOvercast Clouds79.52°F 26.4°C79.52°F 26.4°C79.52°F 26.4°C101232992.11238
11 PMOvercast Clouds76.1°F 24.5°C76.1°F 24.5°C76.1°F 24.5°C101337911.59170

Weather forecast for 18-March-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMOvercast Clouds72.66°F 22.59°C72.66°F 22.59°C72.66°F 22.59°C101344871.15188
5 AMOvercast Clouds69.53°F 20.85°C69.53°F 20.85°C69.53°F 20.85°C101352881.15215
8 AMScattered Clouds72.32°F 22.4°C72.32°F 22.4°C72.32°F 22.4°C101440450.74123
11 AMScattered Clouds81.9°F 27.72°C81.9°F 27.72°C81.9°F 27.72°C101526252.07227
2 PMClear Sky85.87°F 29.93°C85.87°F 29.93°C85.87°F 29.93°C10152433.86238
5 PMClear Sky85.55°F 29.75°C85.55°F 29.75°C85.55°F 29.75°C10132423.92226
8 PMClear Sky77.54°F 25.3°C77.54°F 25.3°C77.54°F 25.3°C10153702.45219
11 PMClear Sky73.85°F 23.25°C73.85°F 23.25°C73.85°F 23.25°C10164501.68202

Weather forecast for 19-March-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMClear Sky71.55°F 21.97°C71.55°F 21.97°C71.55°F 21.97°C10164801.46207
5 AMClear Sky69.89°F 21.05°C69.89°F 21.05°C69.89°F 21.05°C10155020.97200
8 AMClear Sky71.1°F 21.72°C71.1°F 21.72°C71.1°F 21.72°C10164550.29226
11 AMClear Sky82.31°F 27.95°C82.31°F 27.95°C82.31°F 27.95°C10162640.98244
2 PMFew Clouds89.01°F 31.67°C89.01°F 31.67°C89.01°F 31.67°C101421123.59245
5 PMClear Sky87.17°F 30.65°C87.17°F 30.65°C87.17°F 30.65°C10132564.41244
8 PMClear Sky80.31°F 26.84°C80.31°F 26.84°C80.31°F 26.84°C10143502.3237
11 PMClear Sky75.31°F 24.06°C75.31°F 24.06°C75.31°F 24.06°C10144601.66195

Weather forecast for 20-March-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMClear Sky72.93°F 22.74°C72.93°F 22.74°C72.93°F 22.74°C10145011.67201
5 AMClear Sky70.61°F 21.45°C70.61°F 21.45°C70.61°F 21.45°C10135511.33202
8 AMClear Sky72.23°F 22.35°C72.23°F 22.35°C72.23°F 22.35°C10134900.81196
11 AMClear Sky83.28°F 28.49°C83.28°F 28.49°C83.28°F 28.49°C10132901.37240
2 PMClear Sky89.04°F 31.69°C89.04°F 31.69°C89.04°F 31.69°C10122403.67234
5 PMClear Sky86.47°F 30.26°C86.47°F 30.26°C86.47°F 30.26°C10102904.35228
8 PMClear Sky78.69°F 25.94°C78.69°F 25.94°C78.69°F 25.94°C10114303.14212
11 PMClear Sky73.31°F 22.95°C73.31°F 22.95°C73.31°F 22.95°C10125702.56211

Weather forecast for 21-March-2026

Duration from Weather Summary Temperature Minimum
Temperature
Maximum
Temperature
Atmospheric Pressure
in hPa
Humidity Clouds Wind Speed Wind
Direction
2 AMClear Sky70.03°F 21.13°C70.03°F 21.13°C70.03°F 21.13°C10126301.55198
5 AMClear Sky68.99°F 20.55°C68.99°F 20.55°C68.99°F 20.55°C10116101.2204
8 AMClear Sky68.76°F 20.42°C68.76°F 20.42°C68.76°F 20.42°C10126201.45229
11 AMClear Sky80.01°F 26.67°C80.01°F 26.67°C80.01°F 26.67°C10123501.4207
2 PMClear Sky84.22°F 29.01°C84.22°F 29.01°C84.22°F 29.01°C10102804.56227
5 PMClear Sky80.01°F 26.67°C80.01°F 26.67°C80.01°F 26.67°C10093705.02221

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