Milwaukee, Wisconsin – Climate and Average Weather Year Round: Comprehensive Overview

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Milwaukee, Wisconsin, offers a diverse climate that defines its unique character throughout the year.

The city experiences warm summers, with July being the hottest month, averaging highs of 80°F and lows of 65°F.

The cold season in Milwaukee, spanning from November 30 to March 8, sees average daily highs below 40°F, making winters cold and crisp.

The coldest month is January, with temperatures ranging from a high of 30°F to a low of 18°F.

Milwaukee’s weather varies significantly across its seasons, making it a city of contrasting temperatures and weather conditions.

Spring and fall bring milder temperatures, while summer brings warmth and occasional humidity.

Snow is common in winter months, contributing to the picturesque scenes of the city. Meanwhile, rain can fall during any part of the year, albeit less frequently in winter.

Daylight hours increase significantly in June, reaching up to 15.3 hours, offering longer days for activities and exploration.

Average Temperature In Milwaukee, Wisconsin

Milwaukee experiences a variety of temperatures throughout the year.

The warm season lasts from May 31 to September 17.

During this period, the average daily high temperature is above 71°F.

July is the hottest month. It has an average high of 80°F and a low of 65°F.

The cold season runs from November 30 to March 8.

For these 3.3 months, the average daily high is below 40°F.

The coldest month is January with an average high of 31°F and an average low of 18°F.

Tables can help visualize these temperatures:

Month High (°F) Low (°F)
January 31 18
July 80 65

The annual average temperature in Milwaukee is 49.3°F.

The annual average high is 57.3°F, and the annual average low is 41.3°F.

Temperature data for Milwaukee shows that variability exists within the months.

For example, March starts cooler with average highs around 40°F but warms up to highs near 60°F by May.

This fluctuation is common in Midwestern climates.

Mean temperatures often reflect changes throughout the 30-year period, aligning with climate normals observed in many places.

This consistent tracking helps in understanding the overall climate trends.

For more information on temperatures, various articles provide detailed temperature data.

Average Precipitation In Milwaukee, Wisconsin

Milwaukee experiences significant variation in precipitation throughout the year.

Rainfall peaks in June, while snowfall is most common from December through February.

Average Rainfall In Milwaukee, Wisconsin

Milwaukee receives an average annual rainfall of 34.57 inches.

The wettest month is June, with an average of 4.38 inches.

Rainy days are spread throughout the year, but late spring and summer tend to have more frequent showers.

August often sees a slight decrease in rain compared to June.

In contrast, February typically has the least rainfall, contributing to the overall precipitation variation.

This pattern affects daily activities, agriculture, and water management in the city.

Average Snow In Milwaukee, Wisconsin

Snowfall is a significant aspect of Milwaukee’s winter climate.

The coldest months, primarily December through February, see the heaviest snowfall. On average, Milwaukee records several inches of snow during these months.

Total snowfall for the season can vary, but it typically accumulates to a significant depth.

This snow and ice can impact transportation and daily routines, making it essential to be prepared for winter weather. The snowiest month is often January when temperatures are lowest.

Average Sun In Milwaukee, Wisconsin

Milwaukee experiences varying amounts of sunshine throughout the year, with notable changes in daily solar energy. This impacts daylight, hours of sunshine, and overall sunlight hours in the city.

Average Daily Shortwave Solar Energy In Milwaukee, Wisconsin

Milwaukee’s shortwave solar energy varies significantly by season.

The average daily solar energy is highest during summer. In June, the city reaches a peak with about 15.3 hours of daylight.

This peak period combines less cloud cover and longer days, resulting in more sunlight.

During winter months, Milwaukee sees far fewer hours of sunlight.

December has the least sunshine hours, with shorter days of around 9 hours from sunrise to sunset. Cloud cover is more prevalent, reducing the total hours of sun even more.

Civil twilight adds to the total perceived daylight hours.

Though the sun hasn’t risen yet, there is still visible light, extending the useful hours for outdoor activities. Conversely, in nighttime, cloud cover impacts sky visibility significantly.

For more specifics, Weather Atlas provides detailed charts of daylight hours and sunshine averages.

Average Humidity In Milwaukee, Wisconsin

Milwaukee’s average annual humidity is 72%.

Humidity levels peak during December at 76%.

The driest month is May, with 68% relative humidity.

Here’s a quick look at the average monthly humidity:

Month Humidity (%)
January 75
February 73
March 70
April 69
May 68
June 70
July 71
August 72
September 73
October 74
November 75
December 76

Relative humidity can make temperatures feel warmer in the summer and colder in the winter.

December’s peak humidity could contribute to a colder feel, especially with average lows reaching 18°F in January.

The moderate humidity in spring can make May feel comfortable, as it has the lowest humidity level of the year.

Average Wind In Milwaukee, Wisconsin

Milwaukee experiences varying wind speeds throughout the year.

The windiest months are typically from late autumn to early spring.

In December, wind speeds often average around 11 mph. Similarly, January and February show average speeds of about 11-12 mph.

Spring months like March and April can see average wind speeds increase slightly to around 12-13 mph.

Summer months tend to have calmer winds. June, July, and August experience average wind speeds closer to 8-9 mph.

Wind speeds tend to pick up again in the fall. By October and November, average speeds rise back to approximately 10-11 mph.

Milwaukee’s wind patterns are influenced by its proximity to Lake Michigan. The lake effect often causes changes in wind speed and direction.

Wind data can show considerable daily and seasonal variations.

For more details on wind conditions and patterns, consider exploring related articles.

Average Air Quality In Milwaukee, Wisconsin

Milwaukee generally experiences moderate air quality throughout the year. According to recent data, the Air Quality Index (AQI) generally falls into the “Moderate” category. This means that individuals who are unusually sensitive to air pollution might experience health effects, but the general public is not likely to be affected.

Key Air Quality Metrics

  • PM2.5 Levels: As of the latest measurements, PM2.5 levels in Milwaukee are around 8 µg/m³, which is considered to be within the safe limit.
  • PM10 Levels: PM10 levels are about 12 µg/m³, also fitting within the range for good air quality.

Real-Time Monitoring

For those interested in monitoring the air quality in real-time, several platforms offer updates.

For instance, you can check the Milwaukee Air Quality Index on IQAir. This site provides real-time data on air pollutants and weather conditions.

Seasonal Variations

Air quality can vary seasonally.

During the colder months, the AQI might see a slight increase due to heating-related emissions.

Conversely, summer months tend to have better air quality, though occasional spikes can occur due to events like wildfires or heavy traffic.

Local Sources of Pollution

Milwaukee’s air quality is affected by local emission sources, including industrial activities and traffic.

Its geographic location also plays a role in the differences in air quality compared to nearby cities like Madison.

Topography Of Milwaukee, Wisconsin

Milwaukee is located on the western shore of Lake Michigan.

The city is part of Milwaukee County and features a mix of flatlands, rolling hills, and river valleys.

The elevation of Milwaukee varies, with the highest point around 801 feet above sea level and the lowest point near the lake at about 581 feet.

Key Geographic Coordinates:

  • Latitude: 43.0389° N
  • Longitude: 87.9065° W

Notable Features:

  • Lake Michigan: Forms the eastern border providing stunning waterfront views and recreational opportunities.
  • Milwaukee River: Runs through the city, adding to its scenic waterways and parks.
  • Mitchell International Airport: Located to the south of downtown Milwaukee, this airport sits at an elevation of 725 feet.

Surrounding Areas:

  • Downtown Milwaukee: Features urban development with a mix of historical architecture and modern buildings.
  • Suburban Areas: Spread out with more spacious land and residential neighborhoods.

Milwaukee’s landscape includes several natural and man-made features that contribute to its unique topography.

From the shores of Lake Michigan to its winding rivers and varied elevations, the area’s geography plays a significant role in its climate and lifestyle.

Extreme Weather Events That Occur In Milwaukee, Wisconsin

Milwaukee experiences a variety of extreme weather events throughout the year.

Tornadoes

Tornadoes can occur in Milwaukee, though they are infrequent.

The city witnessed its last major tornado on July 2, 2000, when an F1 tornado touched down in Oak Creek.

More recently, EF0 tornadoes hit the suburbs, causing power outages and damage.

Floods

Heavy rains can lead to significant flooding.

Flash floods are common, especially in the spring and summer months.

The National Weather Service often issues flood warnings during heavy rain events to help residents prepare and stay safe.

Heat Waves

Milwaukee experiences intense heat waves, especially during the summer.

High temperatures can soar into the 90s °F, creating dangerous conditions.

During the 2024 Republican National Convention, temperatures reached the high 80s, resulting in multiple heat-related emergencies.

Severe Thunderstorms

Severe thunderstorms are frequent, bringing heavy rain, lightning, and strong winds.

These storms can cause widespread damage, including downed trees and power outages.

During certain storms, the National Weather Service may also issue warnings for high winds and hail.

Snow and Ice Storms

Winter brings heavy snowfall and ice storms.

Snowfall can accumulate rapidly, making travel difficult.

Ice storms can create hazardous conditions due to the ice accumulation on roads and power lines.

Major winter storm events are tracked and reported by the National Weather Service.

Best Time Of The Year To Visit Milwaukee, Wisconsin

Milwaukee offers different attractions and activities depending on the season, with notable differences in weather and events throughout the year.

What Is Milwaukee, Wisconsin Like In Spring

Spring in Milwaukee is marked by gradually warming temperatures and blooming flowers.

From March to May, temperatures rise from around 45°F to 70°F.

Rain is common in these months, with March and April each receiving about 3 inches of rainfall.

This season is ideal for visiting parks and enjoying outdoor activities as the city comes back to life after winter.

Milwaukee’s spring events include the Milwaukee Film Festival, adding a cultural touch to a visit.

The slowly increasing daylight, reaching up to 14 hours by May, provides ample time to explore.

What Is Milwaukee, Wisconsin Like In Summer

Summer is the peak tourist season in Milwaukee and for good reason.

From June to August, temperatures average between 75°F and 80°F, making it perfect for outdoor activities.

Rainfall during the summer is about 3-4 inches per month, often in the form of short thunderstorms.

This season also features the famous Summerfest, a multi-week music festival drawing large crowds.

Waterfront activities along Lake Michigan are popular, and the extended daylight hours provide plenty of time for exploration.

Summer is the best time to experience Milwaukee’s vibrant cultural scene.

What Is Milwaukee, Wisconsin Like In Fall

Fall in Milwaukee, from September to November, is characterized by cooling temperatures and vibrant foliage.

September’s temperatures average around 70°F, dropping to about 50°F by November.

Rainfall is moderate, around 2-3 inches per month.

This season is a good time for scenic drives and walks to take in the autumn colors.

Events like Oktoberfest make fall a festive time to visit.

The comfortable weather and reduced tourism score make it an ideal time for a more relaxed visit.

What Is Milwaukee, Wisconsin Like In Winter

Winter in Milwaukee, from December to February, is cold and snowy.

Average temperatures range from 15°F to 30°F, with significant snowfall in January, up to 10 inches.

The cold weather and shorter daylight hours (about 9-10 hours) make outdoor activities more challenging.

Despite the cold, the season hosts events like Christmas markets, adding charm to visits.

Winter is perfect for those who enjoy indoor activities and festive winter events, though it’s the least favorable time for outdoor exploration.

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