Wisconsin Climate and Average Weather
Climate of Wisconsin: average temperatures, rainfall and seasons month by month.
Climate in Wisconsin month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 26° | 13° | 1,7 in | ★★☆☆☆ |
| February | 37° | 20° | 0,7 in | ★★☆☆☆ |
| March | 49° | 30° | 4,1 in | ★★☆☆☆ |
| April | 58° | 40° | 5,0 in | ★★★☆☆ |
| May | 68° | 50° | 3,1 in | ★★★★☆ |
| June | 78° | 62° | 5,4 in | ★★★★☆ |
| July | 81° | 66° | 3,3 in | ★★★★☆ |
| August | 78° | 63° | 2,5 in | ★★★★☆ |
| September | 75° | 58° | 1,6 in | ★★★★☆ |
| October | 62° | 47° | 2,2 in | ★★★★☆ |
| November | 47° | 33° | 2,2 in | ★★★☆☆ |
| December | 34° | 21° | 1,6 in | ★★☆☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Recent extremes in Wisconsin
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Wisconsin compares with nearby places
Annual averages, and the difference against Wisconsin.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| O'Hare International Airport | 107 mi | 52°F | +34°F warmer | 40 in |
| Wicker Park | 119 mi | 52°F | +34°F warmer | 38 in |
| The Loop | 122 mi | 52°F | +35°F warmer | 40 in |
| ZIP Code 60601 | 122 mi | 52°F | +35°F warmer | 40 in |
| Area Code 312 | 122 mi | 52°F | +35°F warmer | 40 in |
Climate by city in Wisconsin
1 cities mapped in this atlas
Best time to visit Wisconsin
Go in May, July, August and September. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Wisconsin
Today is about average for August. The forecast high of 76°F is in line with the 78°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 86°F.
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Wisconsin is a state in United States. Wisconsin is a US state with its capital at Madison. It has a population of about 5.9 million. The capital is Madison.
Right now it is 70°F (21°C) in Wisconsin with clear sky. It feels like 66°F. Today runs from 61°F to 76°F. Chance of precipitation is 0%. Sightseeing conditions score 9.4/10 - excellent - go now.
The best time to visit Wisconsin is May, July, August and September. The climate is continental. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 81°F, while January is the coldest with lows near 13°F.
The closest major airport is O'Hare International Airport (ORD), about 107 mi away. Nearby highlights include Starved Rock State Park, Lake Michigan, Indiana Dunes National Park and Mississippi River.
In plain terms. Today is about average for August. The forecast high of 76°F is in line with the 78°F typical for this month. The best window to be outside is roughly 11 AM to 2 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Wisconsin today at 9.9/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Wisconsin
| Type | State |
|---|---|
| Country | United States |
| Continent | North America |
| Coordinates | 43°4′23.2″N 89°24′4.3″W (43.0731, -89.4012) |
| Capital | Madison |
| Population | 5.900.000 |
| Area | 65.496 sq mi |
| Abbreviation | WI |
| Time zone | America/Chicago |
| Local time | 11:54 AM (UTC-05:00) |
| Best months | May, July, August and September |
| Climate | Continental |
Weather map for Wisconsin
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Wisconsin
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Wisconsin?
Wisconsin is a state in United States. Its coordinates are 43.0731, -89.4012. It lies in North America.
What is the weather like in Wisconsin right now?
It is currently 70°F (21°C) with clear sky. Humidity is 57% and wind is 11 mph.
When is the best time to visit Wisconsin?
May, July, August and September offer the most comfortable conditions in Wisconsin, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Wisconsin in?
Wisconsin observes America/Chicago (UTC-05:00). The local time is 11:54 AM.
How many people live in Wisconsin?
Wisconsin has a population of approximately 5.9 million.
What is the nearest airport to Wisconsin?
The closest airports are O'Hare International Airport (ORD), 107 mi away.
What are the top things to do in Wisconsin?
Popular options include Starved Rock State Park, Lake Michigan, Indiana Dunes National Park and Mississippi River.
What places are in Wisconsin?
Wisconsin covers 1 places in this atlas, including Milwaukee.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 11:54 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
