Jefferson, IA

Hourly

2 PM

86° RealFeel® 96° 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°
• Heat Index: 89°
• Wind: SE 6 mph
• Air Quality: Poor
• Max UV Index: 6.8 (High)
• Wind Gusts: 10 mph
• Humidity: 55%
• Indoor Humidity: 55% (Very Humid)
• Dew Point: 68° F
• AccuLumen Brightness Index™: 7 (Bright)
• Cloud Cover: 61%
• Visibility: 10 mi
• Cloud Ceiling: 15300 ft

3 PM

86° 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% Intermittent clouds

• RealFeel Shade™: 88°
• Heat Index: 90°
• Wind: SE 6 mph
• Air Quality: Poor
• Max UV Index: 6.3 (High)
• Wind Gusts: 9 mph
• Humidity: 55%
• Indoor Humidity: 55% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 52%
• Visibility: 10 mi
• Cloud Ceiling: 18600 ft

4 PM

87° RealFeel® 96° 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™: 89°
• Heat Index: 91°
• Wind: SE 6 mph
• Air Quality: Poor
• Max UV Index: 4.8 (Moderate)
• Wind Gusts: 9 mph
• Humidity: 54%
• Indoor Humidity: 54% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 8 (Bright)
• Cloud Cover: 39%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 PM

86° RealFeel® 93° 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: 90°
• Wind: SE 6 mph
• Air Quality: Poor
• Max UV Index: 3.4 (Moderate)
• Wind Gusts: 10 mph
• Humidity: 55%
• Indoor Humidity: 55% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 23%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 PM

85° 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% Sunny

• RealFeel Shade™: 88°
• Heat Index: 89°
• Wind: SE 6 mph
• Air Quality: Poor
• Max UV Index: 2.2 (Low)
• Wind Gusts: 12 mph
• Humidity: 58%
• Indoor Humidity: 58% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 9%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 PM

84° RealFeel® 89° 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% Sunny

• RealFeel Shade™: 87°
• Heat Index: 88°
• Wind: SE 6 mph
• Air Quality: Poor
• Max UV Index: 1.3 (Low)
• Wind Gusts: 13 mph
• Humidity: 61%
• Indoor Humidity: 61% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 9 (Very Bright)
• Cloud Cover: 0%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 PM

82° RealFeel® 86° 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% Sunny

• RealFeel Shade™: 86°
• Heat Index: 86°
• Wind: SE 6 mph
• Air Quality: Poor
• Max UV Index: 0.4 (Low)
• Wind Gusts: 10 mph
• Humidity: 67%
• Indoor Humidity: 67% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 0%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

79° 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% Clear

• Heat Index: 80°
• Wind: SE 6 mph
• Air Quality: Poor
• Wind Gusts: 8 mph
• Humidity: 75%
• Indoor Humidity: 75% (Very Humid)
• Dew Point: 70° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 4%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

10 PM

76° RealFeel® 78° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Mostly clear

• Wind: SE 6 mph
• Air Quality: Poor
• Wind Gusts: 6 mph
• Humidity: 81%
• Indoor Humidity: 81% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 10%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

73° RealFeel® 75° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 0% Mostly clear

• Wind: SE 6 mph
• Air Quality: Poor
• Wind Gusts: 6 mph
• Humidity: 86%
• Indoor Humidity: 86% (Very Humid)
• Dew Point: 69° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 13%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft