Weather Forecast and Conditions for Rancho Cucamonga, California 91739 - The Weather Channel | Weather.com
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76° Clear Night
Clear
Day 100° • Night 68°
Feels Like76°
Sunrise

6:55 am

Sunset

7:01 pm

Temperature
High / Low
--/68°
Wind
1 mph
Humidity
Humidity
40%
Dew point
Dew Point
50°
Pressure
Pressure
29.98 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 1
Moon Phase
Waxing Crescent

Hourly Weather-

Now

Clear Night Clear
74°
Rain drop 0%
NNE 1 mph
Subtract

Clear

  • Temperature feels like
    Feels Like74°
  • WindNNE 1 mph
  • Humidity
    Humidity41%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in

1 am

Clear Night Clear
73°
Rain drop 0%
NNE 1 mph
Add

Clear

  • Temperature feels like
    Feels Like73°
  • WindNNE 1 mph
  • Humidity
    Humidity42%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in

2 am

Clear Night Clear
72°
Rain drop 0%
N 1 mph
Add

Clear

  • Temperature feels like
    Feels Like72°
  • WindN 1 mph
  • Humidity
    Humidity42%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in

3 am

Clear Night Clear
72°
Rain drop 0%
NNE 2 mph
Add

Clear

  • Temperature feels like
    Feels Like72°
  • WindNNE 2 mph
  • Humidity
    Humidity41%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Tonight

Clear Night Clear
--/68°
Rain drop 0%
Subtract

Night

68°
Clear Night
N 3 mph

Clear skies. Low 68F. Winds light and variable.

  • Humidity
    Humidity44%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:08 am
  • Moonset
    Moonset8:06 pm
  • Moon Phase - Day 1 Waxing Crescent

Fri 20

Sunny Sunny
101°/66°
Rain drop 0%
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Day

101°
Sunny
WSW 13 mph

Sunny. High 101F. NE winds shifting to WSW at 10 to 15 mph.

  • Humidity
    Humidity24%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:53 am
  • Sunset
    Sunset7:02 pm

Night

66°
Mostly Clear Night
Rain drop
1%
NW 11 mph

Mostly clear. Low 66F. W winds shifting to NNE at 10 to 15 mph.

  • Humidity
    Humidity41%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:38 am
  • Moonset
    Moonset9:16 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Partly Cloudy Day Partly Cloudy
91°/62°
Rain drop 0%
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Day

91°
Partly Cloudy Day
WSW 12 mph

Partly cloudy. Near record high temperatures. High 91F. NE winds shifting to WSW at 10 to 15 mph.

  • Humidity
    Humidity28%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:52 am
  • Sunset
    Sunset7:02 pm

Night

62°
Cloudy
Rain drop
2%
WNW 10 mph

Overcast. Low 62F. Winds WNW at 5 to 10 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:11 am
  • Moonset
    Moonset10:29 pm
  • Moon Phase - Day 3 Waxing Crescent

Sun 22

Partly Cloudy Day Partly Cloudy
91°/64°
Rain drop 2%
Add

Day

91°
Partly Cloudy Day
Rain drop
2%
WSW 11 mph

Partly cloudy. Continued hot. High 91F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity37%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:51 am
  • Sunset
    Sunset7:03 pm

Night

64°
Mostly Clear Night
NW 8 mph

Mainly clear. Low 64F. Winds NW at 5 to 10 mph.

  • Humidity
    Humidity53%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:50 am
  • Moonset
    Moonset11:42 pm
  • Moon Phase - Day 4 Waxing Crescent
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