St. Helena, CA

Hourly

2 PM

65° RealFeel® 68° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Partly sunny

• RealFeel Shade™: 63°
• Wind: N 5 mph
• Air Quality: Fair
• Max UV Index: 2.6 (Moderate)
• Wind Gusts: 6 mph
• Humidity: 52%
• Indoor Humidity: 47% (Ideal Humidity)
• Dew Point: 47° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 45%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

3 PM

67° RealFeel® 69° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Mostly sunny

• RealFeel Shade™: 65°
• Wind: NNW 5 mph
• Air Quality: Fair
• Max UV Index: 1.9 (Low)
• Wind Gusts: 5 mph
• Humidity: 49%
• Indoor Humidity: 47% (Ideal Humidity)
• Dew Point: 47° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

4 PM

65° RealFeel® 66° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Mostly sunny

• RealFeel Shade™: 63°
• Wind: NW 4 mph
• Air Quality: Excellent
• Max UV Index: 1.1 (Low)
• Wind Gusts: 5 mph
• Humidity: 51%
• Indoor Humidity: 46% (Ideal Humidity)
• Dew Point: 47° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

62° RealFeel® 62° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 0% Mostly sunny

• RealFeel Shade™: 62°
• Wind: WNW 5 mph
• Air Quality: Excellent
• Max UV Index: 0.2 (Low)
• Wind Gusts: 6 mph
• Humidity: 58%
• Indoor Humidity: 47% (Ideal Humidity)
• Dew Point: 47° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

59° RealFeel® 59° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 0% Mostly clear

• Wind: WNW 5 mph
• Air Quality: Excellent
• Wind Gusts: 6 mph
• Humidity: 66%
• Indoor Humidity: 49% (Ideal Humidity)
• Dew Point: 48° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 26%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 PM

56° RealFeel® 55° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 0% Mostly clear

• Wind: WNW 5 mph
• Air Quality: Fair
• Wind Gusts: 6 mph
• Humidity: 75%
• Indoor Humidity: 49% (Ideal Humidity)
• Dew Point: 48° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 11%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 PM

54° RealFeel® 52° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 0% Mostly clear

• Wind: WNW 5 mph
• Air Quality: Fair
• Wind Gusts: 6 mph
• Humidity: 80%
• Indoor Humidity: 47% (Ideal Humidity)
• Dew Point: 47° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 11%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

51° RealFeel® 49° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 0% Mostly clear

• Wind: NW 6 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 85%
• Indoor Humidity: 46% (Ideal Humidity)
• Dew Point: 47° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 11%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

49° RealFeel® 47° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 0% Mostly clear

• Wind: NW 6 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 89%
• Indoor Humidity: 45% (Ideal Humidity)
• Dew Point: 46° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 11%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

48° RealFeel® 46° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 0% Mostly clear

• Wind: NNW 6 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 90%
• Indoor Humidity: 44% (Ideal Humidity)
• Dew Point: 45° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 11%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft