Rancho Cucamonga, CA

Hourly

12 PM

89° RealFeel® 97° Hot RealFeel Guide Hot 90° to 100° Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities. LEARN MORE 0% Partly sunny

• RealFeel Shade™: 87°
• Wind: SW 7 mph
• Air Quality: Poor
• Max UV Index: 11 (Extreme)
• Wind Gusts: 8 mph
• Humidity: 34%
• Indoor Humidity: 34% (Slightly Humid)
• Dew Point: 58° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 41%
• Visibility: 10 mi
• Cloud Ceiling: 33000 ft

1 PM

92° RealFeel® 98° Hot RealFeel Guide Hot 90° to 100° Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities. LEARN MORE 0% Intermittent clouds

• RealFeel Shade™: 89°
• Wind: SW 8 mph
• Air Quality: Poor
• Max UV Index: 11 (Extreme)
• Wind Gusts: 10 mph
• Humidity: 28%
• Indoor Humidity: 28% (Ideal Humidity)
• Dew Point: 54° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 62%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

2 PM

94° RealFeel® 98° Hot RealFeel Guide Hot 90° to 100° Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities. LEARN MORE 0% Intermittent clouds

• RealFeel Shade™: 91°
• Wind: SW 10 mph
• Air Quality: Poor
• Max UV Index: 10 (Very High)
• Wind Gusts: 14 mph
• Humidity: 23%
• Indoor Humidity: 23% (Ideal Humidity)
• Dew Point: 51° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 65%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

3 PM

93° RealFeel® 95° Hot RealFeel Guide Hot 90° to 100° Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities. LEARN MORE 0% Intermittent clouds

• RealFeel Shade™: 89°
• Wind: WSW 12 mph
• Air Quality: Poor
• Max UV Index: 7 (High)
• Wind Gusts: 16 mph
• Humidity: 24%
• Indoor Humidity: 24% (Ideal Humidity)
• Dew Point: 52° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

4 PM

91° RealFeel® 91° Hot RealFeel Guide Hot 90° to 100° Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities. LEARN MORE 0% Intermittent clouds

• RealFeel Shade™: 87°
• Wind: WSW 12 mph
• Air Quality: Poor
• Max UV Index: 4 (Moderate)
• Wind Gusts: 18 mph
• Humidity: 26%
• Indoor Humidity: 26% (Ideal Humidity)
• Dew Point: 52° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

88° RealFeel® 88° Very Warm RealFeel Guide Very Warm 82° to 89° Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine. LEARN MORE 0% Intermittent clouds

• RealFeel Shade™: 85°
• Wind: WSW 12 mph
• Air Quality: Poor
• Max UV Index: 3 (Moderate)
• Wind Gusts: 21 mph
• Humidity: 28%
• Indoor Humidity: 28% (Ideal Humidity)
• Dew Point: 52° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

87° RealFeel® 85° Very Warm RealFeel Guide Very Warm 82° to 89° Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine. LEARN MORE 0% Intermittent clouds

• RealFeel Shade™: 84°
• Wind: WSW 12 mph
• Air Quality: Poor
• Max UV Index: 2 (Low)
• Wind Gusts: 15 mph
• Humidity: 30%
• Indoor Humidity: 30% (Ideal Humidity)
• Dew Point: 52° F
• AccuLumen Brightness Index™: 6 (Medium)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 26400 ft

7 PM

84° RealFeel® 82° Very Warm RealFeel Guide Very Warm 82° to 89° Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine. LEARN MORE 0% Intermittent clouds

• RealFeel Shade™: 82°
• Wind: WSW 9 mph
• Air Quality: Poor
• Max UV Index: 1 (Low)
• Wind Gusts: 10 mph
• Humidity: 33%
• Indoor Humidity: 33% (Ideal Humidity)
• Dew Point: 52° F
• AccuLumen Brightness Index™: 4 (Dull)
• Cloud Cover: 70%
• Visibility: 10 mi
• Cloud Ceiling: 22800 ft

8 PM

81° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Partly cloudy

• Wind: WSW 9 mph
• Air Quality: Poor
• Wind Gusts: 21 mph
• Humidity: 41%
• Indoor Humidity: 41% (Ideal Humidity)
• Dew Point: 55° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

78° RealFeel® 75° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Partly cloudy

• Wind: WSW 8 mph
• Air Quality: Poor
• Wind Gusts: 20 mph
• Humidity: 44%
• Indoor Humidity: 44% (Ideal Humidity)
• Dew Point: 55° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

76° RealFeel® 73° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Partly cloudy

• Wind: SW 7 mph
• Air Quality: Poor
• Wind Gusts: 18 mph
• Humidity: 48%
• Indoor Humidity: 48% (Ideal Humidity)
• Dew Point: 55° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

74° RealFeel® 72° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Partly cloudy

• Wind: SSW 7 mph
• Air Quality: Poor
• Wind Gusts: 16 mph
• Humidity: 51%
• Indoor Humidity: 51% (Ideal Humidity)
• Dew Point: 55° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 46%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft