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Jefferson, IA

81°F
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Jefferson

Iowa

81°
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Jefferson, IA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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2 PM

83°
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
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™85°

Heat Index86°

WindNE 6 mph

Air QualityFair

Max UV Index8.1 (Very High)

Wind Gusts7 mph

Humidity62%

Indoor Humidity62% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling24000 ft

3 PM

84°
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
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™87°

Heat Index88°

WindNE 6 mph

Air QualityFair

Max UV Index5.4 (Moderate)

Wind Gusts7 mph

Humidity63%

Indoor Humidity63% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling18000 ft

4 PM

85°
RealFeel® 92°
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
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™88°

Heat Index89°

WindNE 6 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts7 mph

Humidity61%

Indoor Humidity61% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling12000 ft

5 PM

84°
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
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™88°

Heat Index89°

WindENE 6 mph

Air QualityFair

Max UV Index2.5 (Low)

Wind Gusts8 mph

Humidity62%

Indoor Humidity62% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling18000 ft

6 PM

83°
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
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™87°

Heat Index88°

WindENE 6 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts9 mph

Humidity64%

Indoor Humidity64% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling24000 ft

7 PM

83°
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
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™86°

Heat Index87°

WindE 6 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts9 mph

Humidity66%

Indoor Humidity66% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

80°
RealFeel® 84°
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
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™84°

Heat Index83°

WindE 6 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts9 mph

Humidity73%

Indoor Humidity73% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover37%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

77°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindE 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity81%

Indoor Humidity81% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

74°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindESE 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity88%

Indoor Humidity88% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

72°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindESE 5 mph

Air QualityFair

Wind Gusts7 mph

Humidity92%

Indoor Humidity92% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Jefferson

AccuWeather's hourly forecast for Jefferson provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 83° with a RealFeel® of 96°, intermittent clouds with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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