Hayward, CA

Hourly

4 PM

94° 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% Mostly sunny

• RealFeel Shade™: 91°
• Heat Index: 90°
• Wind: WNW 7 mph
• Air Quality: Poor
• Max UV Index: 4.8 (Moderate)
• Wind Gusts: 12 mph
• Humidity: 16%
• Indoor Humidity: 16% (Ideal Humidity)
• Dew Point: 42° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

93° RealFeel® 94° 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% Mostly sunny

• RealFeel Shade™: 90°
• Heat Index: 88°
• Wind: NW 7 mph
• Air Quality: Poor
• Max UV Index: 3.3 (Moderate)
• Wind Gusts: 13 mph
• Humidity: 16%
• Indoor Humidity: 16% (Ideal Humidity)
• Dew Point: 41° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

91° RealFeel® 90° 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% Mostly sunny

• RealFeel Shade™: 88°
• Heat Index: 87°
• Wind: NW 7 mph
• Air Quality: Poor
• Max UV Index: 2.1 (Low)
• Wind Gusts: 10 mph
• Humidity: 18%
• Indoor Humidity: 18% (Ideal Humidity)
• Dew Point: 41° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 PM

88° RealFeel® 87° 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% Mostly sunny

• RealFeel Shade™: 86°
• Heat Index: 85°
• Wind: NW 7 mph
• Air Quality: Poor
• Max UV Index: 1.1 (Low)
• Wind Gusts: 8 mph
• Humidity: 20%
• Indoor Humidity: 20% (Ideal Humidity)
• Dew Point: 43° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 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% Mostly sunny

• RealFeel Shade™: 82°
• Heat Index: 82°
• Wind: NNW 7 mph
• Air Quality: Fair
• Max UV Index: 0.2 (Low)
• Wind Gusts: 7 mph
• Humidity: 26%
• Indoor Humidity: 26% (Ideal Humidity)
• Dew Point: 46° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

80° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Mostly clear

• Heat Index: 80°
• Wind: NNW 7 mph
• Air Quality: Fair
• Wind Gusts: 13 mph
• Humidity: 31%
• Indoor Humidity: 31% (Ideal Humidity)
• Dew Point: 47° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

76° RealFeel® 74° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Mostly clear

• Wind: NNW 7 mph
• Air Quality: Fair
• Wind Gusts: 15 mph
• Humidity: 36%
• Indoor Humidity: 36% (Ideal Humidity)
• Dew Point: 48° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

72° RealFeel® 70° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Mostly clear

• Wind: N 7 mph
• Air Quality: Fair
• Wind Gusts: 14 mph
• Humidity: 43%
• Indoor Humidity: 43% (Ideal Humidity)
• Dew Point: 49° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft