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Weather data for Lake Mills is updated regularly with the latest available observations and forecasts.

Now · 10:52 AM

Lake Mills Weather & Hourly Forecast

United States · Wisconsin · 53551

72°F

Sunny

Feels like: 73°F

💧 Humidity 73% 🌡 Pressure 30.18 inHg 💨 Wind 7 mph 👁 Visibility 20.7 mi ☁ Clouds 0% ☀️ UV index 3.3 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Lake Mills

Today

11:00 AM

Mostly sunny

74° 💧 None 💨 7 mph H 64%30.18 inHg

2:00 PM

Mostly sunny

77° 💧 None 💨 6 mph H 58%30.15 inHg

5:00 PM

Overcast

76° 💧 None 💨 7 mph H 62%30.09 inHg

8:00 PM

Overcast night

68° 💧 None 💨 9 mph H 73%30.12 inHg

11:00 PM

Mostly cloudy night

64° 💧 None 💨 8 mph H 83%30.12 inHg

Tomorrow

2:00 AM

Overcast night

64° 💧 None 💨 7 mph H 89%30.09 inHg

5:00 AM

Mostly cloudy night

64° 💧 None 💨 8 mph H 85%30.12 inHg

8:00 AM

Overcast

65° 💧 None 💨 8 mph H 81%30.12 inHg

11:00 AM

Overcast

73° 💧 None 💨 7 mph H 74%30.09 inHg

2:00 PM

Overcast

78° 💧 None 💨 10 mph H 66%30.03 inHg

5:00 PM

Mostly sunny

80° 💧 None 💨 10 mph H 66%29.97 inHg

8:00 PM

Overcast night

76° 💧 None 💨 11 mph H 72%29.94 inHg

11:00 PM

Overcast night

75° 💧 0.004 in 💨 12 mph H 71%29.97 inHg

Wednesday

2:00 AM

Light rain

73° 💧 0.138 in 💨 12 mph H 77%29.94 inHg

5:00 AM

Light rain

70° 💧 0.303 in 💨 10 mph H 93%29.94 inHg

8:00 AM

Light rain

70° 💧 0.058 in 💨 11 mph H 95%29.94 inHg

Today

11:00 AM

Mostly sunny

74° 💧 None 💨 7 mph H 64%30.18 inHg

12:00 PM

Partly cloudy

75° 💧 None 💨 7 mph H 59%30.18 inHg

1:00 PM

Partly cloudy

76° 💧 None 💨 5 mph H 57%30.15 inHg

2:00 PM

Mostly sunny

77° 💧 None 💨 6 mph H 58%30.15 inHg

3:00 PM

Overcast

77° 💧 None 💨 7 mph H 58%30.12 inHg

4:00 PM

Overcast

77° 💧 None 💨 6 mph H 60%30.12 inHg

5:00 PM

Overcast

76° 💧 None 💨 7 mph H 62%30.09 inHg

6:00 PM

Overcast

75° 💧 None 💨 5 mph H 69%30.09 inHg

7:00 PM

Overcast

71° 💧 None 💨 8 mph H 73%30.09 inHg

8:00 PM

Overcast night

68° 💧 None 💨 9 mph H 73%30.12 inHg

9:00 PM

Overcast night

66° 💧 None 💨 9 mph H 77%30.12 inHg

10:00 PM

Overcast night

65° 💧 None 💨 8 mph H 81%30.15 inHg

11:00 PM

Mostly cloudy night

64° 💧 None 💨 8 mph H 83%30.12 inHg

Tomorrow

12:00 AM

Mostly cloudy night

64° 💧 None 💨 7 mph H 84%30.12 inHg

1:00 AM

Overcast night

64° 💧 None 💨 7 mph H 87%30.12 inHg

2:00 AM

Overcast night

64° 💧 None 💨 7 mph H 89%30.09 inHg

3:00 AM

Overcast night

64° 💧 None 💨 6 mph H 89%30.12 inHg

4:00 AM

Mostly cloudy night

64° 💧 None 💨 7 mph H 87%30.12 inHg

5:00 AM

Mostly cloudy night

64° 💧 None 💨 8 mph H 85%30.12 inHg

6:00 AM

Overcast night

64° 💧 None 💨 7 mph H 84%30.12 inHg

7:00 AM

Overcast

63° 💧 None 💨 8 mph H 84%30.12 inHg

8:00 AM

Overcast

65° 💧 None 💨 8 mph H 81%30.12 inHg

9:00 AM

Overcast

68° 💧 None 💨 8 mph H 79%30.09 inHg

10:00 AM

Overcast

70° 💧 None 💨 8 mph H 77%30.09 inHg

11:00 AM

Overcast

73° 💧 None 💨 7 mph H 74%30.09 inHg

12:00 PM

Overcast

74° 💧 None 💨 7 mph H 72%30.06 inHg

1:00 PM

Overcast

76° 💧 None 💨 8 mph H 69%30.06 inHg

2:00 PM

Overcast

78° 💧 None 💨 10 mph H 66%30.03 inHg

3:00 PM

Mostly cloudy

79° 💧 None 💨 8 mph H 64%30.03 inHg

4:00 PM

Mostly sunny

80° 💧 None 💨 9 mph H 63%30.00 inHg

5:00 PM

Mostly sunny

80° 💧 None 💨 10 mph H 66%29.97 inHg

6:00 PM

Partly cloudy

79° 💧 None 💨 10 mph H 70%29.97 inHg

7:00 PM

Mostly sunny

77° 💧 None 💨 10 mph H 72%29.97 inHg

8:00 PM

Overcast night

76° 💧 None 💨 11 mph H 72%29.94 inHg

9:00 PM

Overcast night

76° 💧 None 💨 11 mph H 70%30.00 inHg

10:00 PM

Overcast night

76° 💧 None 💨 12 mph H 70%30.00 inHg

11:00 PM

Overcast night

75° 💧 0.000 in 💨 12 mph H 71%29.97 inHg

Wednesday

12:00 AM

Overcast night

74° 💧 0.003 in 💨 11 mph H 74%29.97 inHg

1:00 AM

Overcast night

74° 💧 None 💨 11 mph H 75%29.94 inHg

2:00 AM

Light rain

73° 💧 0.012 in 💨 12 mph H 77%29.94 inHg

3:00 AM

Light rain

71° 💧 0.031 in 💨 12 mph H 85%29.94 inHg

4:00 AM

Light rain

70° 💧 0.096 in 💨 15 mph H 91%29.94 inHg

5:00 AM

Light rain

70° 💧 0.086 in 💨 10 mph H 93%29.94 inHg

6:00 AM

Thunderstorms

70° 💧 0.133 in 💨 11 mph H 93%29.94 inHg

7:00 AM

Light rain

70° 💧 0.084 in 💨 10 mph H 95%29.94 inHg

8:00 AM

Light rain

70° 💧 0.041 in 💨 11 mph H 95%29.94 inHg

9:00 AM

Light rain

71° 💧 0.012 in 💨 10 mph H 96%29.97 inHg

10:00 AM

Light rain

72° 💧 0.005 in 💨 9 mph H 96%29.97 inHg

11:00 AM

Overcast

74° 💧 0.000 in 💨 8 mph H 93%29.97 inHg

12:00 PM

Overcast

74° 💧 0.000 in 💨 7 mph H 94%29.97 inHg

1:00 PM

Overcast

74° 💧 None 💨 7 mph H 93%29.94 inHg

2:00 PM

Overcast

76° 💧 None 💨 8 mph H 82%29.94 inHg

3:00 PM

Overcast

77° 💧 None 💨 9 mph H 76%29.94 inHg

4:00 PM

Overcast

78° 💧 None 💨 9 mph H 71%29.91 inHg

5:00 PM

Mostly cloudy

78° 💧 None 💨 8 mph H 75%29.91 inHg

6:00 PM

Sunny

77° 💧 None 💨 8 mph H 75%29.91 inHg

7:00 PM

Sunny

73° 💧 None 💨 7 mph H 78%29.91 inHg

Thursday

4:00 AM

Mostly clear night

61° 💧 None 💨 4 mph H 87%30.00 inHg

7:00 AM

Sunny

60° 💧 None 💨 5 mph H 90%30.03 inHg

10:00 AM

Sunny

68° 💧 None 💨 6 mph H 74%30.03 inHg

1:00 PM

Mostly sunny

73° 💧 None 💨 6 mph H 57%30.00 inHg

4:00 PM

Sunny

73° 💧 None 💨 7 mph H 54%29.97 inHg

7:00 PM

Sunny

68° 💧 None 💨 2 mph H 76%29.97 inHg

10:00 PM

Clear night

63° 💧 None 💨 1 mph H 81%30.00 inHg

Friday

1:00 AM

Clear night

60° 💧 None 💨 0 mph H 90%30.00 inHg

4:00 AM

Clear night

59° 💧 None 💨 3 mph H 92%30.00 inHg

7:00 AM

Sunny

57° 💧 None 💨 4 mph H 96%30.00 inHg

10:00 AM

Sunny

68° 💧 None 💨 5 mph H 74%30.00 inHg

1:00 PM

Sunny

73° 💧 None 💨 8 mph H 61%29.94 inHg

4:00 PM

Sunny

74° 💧 None 💨 9 mph H 61%29.91 inHg

7:00 PM

Sunny

69° 💧 None 💨 6 mph H 75%29.85 inHg

10:00 PM

Mostly clear night

65° 💧 None 💨 9 mph H 78%29.85 inHg

Saturday

1:00 AM

Mostly clear night

64° 💧 None 💨 10 mph H 77%29.85 inHg

4:00 AM

Overcast night

65° 💧 None 💨 7 mph H 82%29.85 inHg

7:00 AM

Light rain

65° 💧 None 💨 7 mph H 90%29.85 inHg

10:00 AM

Overcast

70° 💧 None 💨 9 mph H 87%29.88 inHg

1:00 PM

Sunny

72° 💧 None 💨 9 mph H 68%29.94 inHg

4:00 PM

Sunny

73° 💧 None 💨 9 mph H 58%29.94 inHg

7:00 PM

Sunny

66° 💧 None 💨 5 mph H 72%29.97 inHg

10:00 PM

Clear night

61° 💧 None 💨 7 mph H 76%30.06 inHg

Sunday

1:00 AM

Clear night

59° 💧 None 💨 5 mph H 82%30.09 inHg

7:00 AM

Mostly sunny

59° 💧 None 💨 6 mph H 82%30.06 inHg

1:00 PM

Mostly sunny

55° 💧 None 💨 5 mph H 91%30.15 inHg

7:00 PM

Partly cloudy

71° 💧 None 💨 5 mph H 58%30.15 inHg

Monday

1:00 AM

Mostly cloudy night

66° 💧 None 💨 6 mph H 76%30.12 inHg

7:00 AM

Overcast

61° 💧 None 💨 7 mph H 89%30.15 inHg

1:00 PM

Light thunderstorms

60° 💧 None 💨 11 mph H 90%30.09 inHg

7:00 PM

Overcast

69° 💧 None 💨 11 mph H 93%29.91 inHg

Tuesday

1:00 AM

Overcast night

81° 💧 None 💨 18 mph H 76%29.68 inHg

7:00 AM

Light rain

71° 💧 None 💨 19 mph H 95%29.74 inHg

1:00 PM

Sunny

61° 💧 None 💨 14 mph H 78%29.91 inHg

7:00 PM

Partly cloudy

67° 💧 None 💨 15 mph H 58%30.06 inHg

Wednesday

1:00 AM

Clear night

62° 💧 None 💨 6 mph H 67%30.15 inHg

7:00 AM

Sunny

54° 💧 None 💨 4 mph H 85%30.27 inHg

1:00 PM

Sunny

52° 💧 None 💨 5 mph H 90%30.36 inHg

7:00 PM

Sunny

67° 💧 None 💨 6 mph H 56%30.39 inHg

Thursday

1:00 AM

Mostly clear night

63° 💧 None 💨 4 mph H 75%30.33 inHg

7:00 AM

Mostly sunny

56° 💧 None 💨 6 mph H 84%30.39 inHg

1:00 PM

Overcast

53° 💧 None 💨 7 mph H 84%30.45 inHg

7:00 PM

Mostly cloudy

61° 💧 None 💨 7 mph H 57%30.42 inHg

Friday

1:00 AM

Mostly clear night

58° 💧 None 💨 4 mph H 74%30.33 inHg

7:00 AM

Sunny

52° 💧 None 💨 6 mph H 86%30.30 inHg

1:00 PM

Sunny

50° 💧 None 💨 6 mph H 90%30.27 inHg

7:00 PM

Sunny

66° 💧 None 💨 12 mph H 56%30.18 inHg

Saturday

1:00 AM

Mostly clear night

62° 💧 None 💨 7 mph H 65%30.12 inHg

7:00 AM

Sunny

55° 💧 None 💨 5 mph H 82%30.15 inHg

1:00 PM

Sunny

51° 💧 None 💨 5 mph H 90%30.15 inHg

7:00 PM

Sunny

67° 💧 None 💨 3 mph H 57%30.15 inHg

Sunday

1:00 AM

Mostly clear night

63° 💧 None 💨 1 mph H 74%30.06 inHg

7:00 AM

Sunny

56° 💧 None 💨 5 mph H 89%30.06 inHg

1:00 PM

Partly cloudy

55° 💧 None 💨 7 mph H 89%30.03 inHg

7:00 PM

Overcast night

73° 💧 None 💨 13 mph H 56%29.97 inHg

Monday

1:00 AM

Overcast night

67° 💧 None 💨 9 mph H 71%29.88 inHg

7:00 AM

Overcast

64° 💧 None 💨 8 mph H 75%29.91 inHg

1:00 PM

Mostly sunny

59° 💧 None 💨 3 mph H 91%29.94 inHg

7:00 PM

Light rain

67° 💧 None 💨 6 mph H 81%29.97 inHg

Tuesday

1:00 AM

Mostly cloudy night

62° 💧 None 💨 8 mph H 79%30.03 inHg

In Lake Mills and, more broadly, across the state of Wisconsin: The rest of the day will be characterized by mostly cloudy skies, with temperatures remaining in the mild to warm range between 70 and 76 degrees Fahrenheit. Expect moderate southeast winds, generally around 12 mph, with occasional gusts reaching up to 26 mph. No precipitation is anticipated, so outdoor plans should be comfortable, though the breezy conditions may cause some movement of lightweight objects. Overall, it will be a relatively mild afternoon with partly cloudy to mostly cloudy skies, and breezy conditions continuing into the evening. Temperatures are expected to remain steady as the day progresses.

15-Day Weather Outlook for Lake Mills

TomorrowTomorrow

Overcast 80°/63° 💧 None 💨 10 mph

Wednesday, Sep 9Wed Sep 9

Thunderstorms 78°/70° 💧 None 💨 15 mph

Thursday, Sep 10Thu Sep 10

Mostly sunny 73°/60° 💧 0.474 in 💨 8 mph

Friday, Sep 11Fri Sep 11

Sunny 75°/57° 💧 None 💨 8 mph

Saturday, Sep 12Sat Sep 12

Heavy rain 79°/63° 💧 0.214 in 💨 13 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 71°/55° 💧 None 💨 7 mph

Monday, Sep 14Mon Sep 14

Light thunderstorms 69°/60° 💧 0.563 in 💨 11 mph

Tuesday, Sep 15Tue Sep 15

Light rain 81°/61° 💧 0.532 in 💨 19 mph

Wednesday, Sep 16Wed Sep 16

Sunny 67°/52° 💧 None 💨 6 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 63°/53° 💧 None 💨 7 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 66°/50° 💧 None 💨 12 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 67°/51° 💧 None 💨 7 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 73°/55° 💧 None 💨 13 mph

Monday, Sep 21Mon Sep 21

Light rain 67°/59° 💧 0.034 in 💨 9 mph

Tuesday, Sep 22Tue Sep 22

Mostly cloudy 62°/62° 💧 0.061 in 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Lake Mills

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Lake Mills

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 6,3µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 7,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 74,1µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 2,9µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Lake Mills

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 7,1High 🙂Fair

Tomorrow UV 6,4High 😐Moderate

Wednesday UV 4,7Moderate 🙂Fair

Thursday UV 5,8Moderate 🙂Fair

Friday UV 7,0High 😊Good

Saturday UV 5,0Moderate —Unavailable

Sunday UV 5,0Moderate —Unavailable

Hourly UV index today

11:00 AMUV 5,1 12:00 PMUV 6,6 1:00 PMUV 7,1 2:00 PMUV 6,4 3:00 PMUV 4,9 4:00 PMUV 2,8 5:00 PMUV 1,3 6:00 PMUV 0,4 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Lake Mills

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · LAKE MILLS, WISCONSIN

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

42/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 80% Real hourly forecast for the best viewing hour.

☾ Moonlight 15% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 26° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Lake Mills were last refreshed today at 10:25 AM. The current forecast period extends through 09/09/2026 at 8:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.