Live Weather & Forecast
Weather in Jefferson
Wisconsin, United States · Real-time conditions & 3-day outlook
21°C
Feels like 21°C
70°F / Feels 70°F
Overcast
Jefferson, Wisconsin
🌞 Daytime
Updated: 2026-04-12 17:15
Humidity
73%
Wind
30.6 km/h SW
Wind Gust
47.1 km/h
Pressure
1009 mb
Visibility
16 km
UV Index
0.4
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
15.2°C
Wind Degree
224°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
150.9 μg/m³
NO₂
3.6 μg/m³
O₃
79 μg/m³
SO₂
1.3 μg/m³
PM 2.5
2.9 μg/m³
PM 10
3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Jefferson, Wisconsin
12 AM
9°
Clear
1 AM
9°
Clear
2 AM
9°
Clear
3 AM
9°
Clear
4 AM
9°
Clear
5 AM
10°
Clear
6 AM
11°
Clear
7 AM
13°
Patchy rain nearby
8 AM
14°
Sunny
9 AM
15°
Patchy rain nearby
10 AM
17°
Patchy rain nearby
11 AM
19°
Patchy rain nearby
12 PM
22°
Sunny
1 PM
23°
Sunny
2 PM
24°
Sunny
3 PM
25°
Sunny
4 PM
24°
Sunny
5 PM
21°
Overcast
6 PM
22°
Patchy rain nearby
7 PM
20°
Light drizzle
8 PM
19°
Patchy rain nearby
9 PM
18°
Light rain
10 PM
17°
Moderate rain at times
11 PM
16°
Light rain
3-Day Forecast
Daily overview for Jefferson, Wisconsin
Today
Moderate rain
25°
/
8°
🌧️ 87% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 38.2 km/h
🌧️ Total precip: 14.32 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:18 AM
🌇 Sunset: 07:35 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Patchy rain nearby
22°
/
16°
🌧️ 70% chance of rain
💧 Avg. humidity: 94%
💨 Max wind: 33.8 km/h
🌧️ Total precip: 1.4 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:16 AM
🌇 Sunset: 07:36 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Moderate rain
25°
/
19°
🌧️ 87% chance of rain
💧 Avg. humidity: 92%
💨 Max wind: 32.4 km/h
🌧️ Total precip: 10.23 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:15 AM
🌇 Sunset: 07:37 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Jefferson
Plan your trip to Jefferson, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Jefferson?
Current conditions in Jefferson: Overcast, temperature 21°C, humidity 73%.
What is the best time to visit Jefferson?
The best time to visit Jefferson is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Jefferson?
Jefferson is located at approximately 43° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Jefferson?
The wettest period in Jefferson is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Jefferson?
For visits to Jefferson during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Jefferson in?
Jefferson is located in United States, in the state of Wisconsin.
What are the public holidays in Jefferson in 2026?
View the 2026 public holidays for Jefferson on our Holidays page.
What are the GPS coordinates used for the weather forecast in Jefferson?
The weather forecast for Jefferson uses coordinates 43.0056, -88.8073.