Fontana, California | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    55°
    Sunday 5/19
    Forecast night icon
    55°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Low temperature around 55F. Dew point will be around 51F with an average humidity of 76%. Winds will be 7 mph from the SW.
  • Forecast day icon
    Monday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    54°
    Monday 5/20
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    54°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy this morning. . . Becoming mostly sunny. Patchy fog this morning. Highs 69 to 75. Areas of winds south to 10 mph becoming southwest with gusts to 25 mph this afternoon.
    Night Details
    Partly cloudy in the evening. . . Becoming mostly cloudy overnight with patchy fog. Lows 42 to 52. Areas of winds southwest 10 to 15 mph in the evening becoming light.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    69°
    Forecast night icon
    Night
    Mostly Clear
    55°
    Tuesday 5/21
    Day
    69°
    Partly Cloudy
    Forecast day icon
    Night
    55°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 74 to 80. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon.
    Night Details
    Mostly clear. Lows 46 to 53. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    Partly Cloudy
    56°
    Wednesday 5/22
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    56°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 75 to 81. Areas of winds southwest to 10 mph becoming west with gusts to 25 mph in the afternoon.
    Night Details
    Clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 45 to 54.
  • Forecast day icon
    Thursday
    Mostly Sunny
    67°
    Forecast night icon
    Night
    Mostly Cloudy
    55°
    Thursday 5/23
    Day
    67°
    Mostly Sunny
    Forecast day icon
    Night
    55°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 70 to 75.
    Night Details
    Mostly clear in the evening. . . Becoming mostly cloudy overnight with patchy fog. Lows 45 to 53.
  • Forecast day icon
    Friday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Friday 5/24
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 68 to 73.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 43 to 52.
  • Forecast day icon
    Saturday
    Mostly Sunny
    63°
    Forecast night icon
    Night
    Mostly Cloudy
    53°
    Saturday 5/25
    Day
    63°
    Mostly Sunny
    Forecast day icon
    Night
    53°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 67 to 72.
    Night Details
    Mostly clear in the evening. . . Becoming mostly cloudy overnight with patchy fog. Lows 44 to 53.
  • Forecast day icon
    Sunday
    Mostly Cloudy
    67°
    Forecast night icon
    Night
    Clear
    53°
    Sunday 5/26
    Day
    67°
    Mostly Cloudy
    Forecast day icon
    Night
    53°
    Clear
    Forecast night icon
    Day Details
    Mostly cloudy with patchy fog in the morning. . . Becoming sunny. Highs 71 to 76.
    Night Details
    Clear. Low temperature around 53F. Dew point will be around 51F with an average humidity of 82%. Winds will be 6 mph from the W.
  • Forecast day icon
    Monday
    Sunny
    72°
    Forecast night icon
    Night
    Clear
    57°
    Monday 5/27
    Day
    72°
    Sunny
    Forecast day icon
    Night
    57°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 72F. Dew point will be around 52F with an average humidity of 65%. Winds will be 8 mph from the W.
    Night Details
    Clear. Low temperature around 57F. Dew point will be around 53F with an average humidity of 74%. Winds will be 6 mph from the W.
  • Forecast day icon
    Tuesday
    Sunny
    76°
    Forecast night icon
    Night
    Clear
    59°
    Tuesday 5/28
    Day
    76°
    Sunny
    Forecast day icon
    Night
    59°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 76F. Dew point will be around 53F with an average humidity of 58%. Winds will be 8 mph from the W.
    Night Details
    Clear. Low temperature around 59F. Dew point will be around 53F with an average humidity of 67%. Winds will be 6 mph from the W.