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Current weather in Green Bay is overcast clouds.

Where can I find the hourly weather forecast for Green Bay?

This page shows hourly weather forecast for Green Bay, including temperature, wind, precipitation, humidity and cloud cover.

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Weather data for Green Bay is updated regularly with the latest available observations and forecasts.

Now · 1:51 AM

Green Bay Weather & Hourly Forecast

United States · Wisconsin · 54311

73°F

Overcast night

Feels like: 73°F

💧 Humidity 84% 🌡 Pressure 29.91 inHg 💨 Wind 12 mph 👁 Visibility 20.5 mi ☁ Clouds 98% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Green Bay

Today

2:00 AM

Overcast night

73° 💧 None 💨 12 mph H 84%29.91 inHg

5:00 AM

Overcast night

71° 💧 0.006 in 💨 10 mph H 88%29.88 inHg

8:00 AM

Partly cloudy

71° 💧 None 💨 8 mph H 89%29.91 inHg

11:00 AM

Sunny

77° 💧 None 💨 8 mph H 62%29.91 inHg

2:00 PM

Sunny

81° 💧 None 💨 13 mph H 46%29.88 inHg

5:00 PM

Sunny

80° 💧 None 💨 13 mph H 45%29.85 inHg

8:00 PM

Clear night

73° 💧 None 💨 8 mph H 60%29.88 inHg

11:00 PM

Clear night

67° 💧 None 💨 7 mph H 71%29.94 inHg

Tomorrow

2:00 AM

Partly cloudy night

63° 💧 None 💨 5 mph H 80%29.94 inHg

5:00 AM

Mostly clear night

60° 💧 None 💨 5 mph H 85%29.97 inHg

8:00 AM

Sunny

62° 💧 None 💨 4 mph H 81%30.00 inHg

11:00 AM

Sunny

71° 💧 None 💨 5 mph H 54%30.00 inHg

2:00 PM

Mostly cloudy

74° 💧 None 💨 8 mph H 41%29.97 inHg

5:00 PM

Mostly sunny

74° 💧 None 💨 8 mph H 42%29.94 inHg

8:00 PM

Clear night

66° 💧 None 💨 2 mph H 65%29.94 inHg

11:00 PM

Clear night

62° 💧 None 💨 4 mph H 70%29.97 inHg

Today

2:00 AM

Overcast night

73° 💧 None 💨 12 mph H 84%29.91 inHg

3:00 AM

Mostly cloudy night

72° 💧 None 💨 11 mph H 85%29.88 inHg

4:00 AM

Mostly cloudy night

72° 💧 None 💨 10 mph H 86%29.88 inHg

5:00 AM

Overcast night

71° 💧 0.003 in 💨 10 mph H 88%29.88 inHg

6:00 AM

Overcast night

70° 💧 0.003 in 💨 10 mph H 90%29.91 inHg

7:00 AM

Mostly cloudy

71° 💧 0.000 in 💨 10 mph H 90%29.91 inHg

8:00 AM

Partly cloudy

71° 💧 None 💨 8 mph H 89%29.91 inHg

9:00 AM

Mostly cloudy

73° 💧 None 💨 8 mph H 84%29.91 inHg

10:00 AM

Partly cloudy

75° 💧 None 💨 10 mph H 74%29.91 inHg

11:00 AM

Sunny

77° 💧 None 💨 8 mph H 62%29.91 inHg

12:00 PM

Sunny

79° 💧 None 💨 9 mph H 56%29.91 inHg

1:00 PM

Sunny

80° 💧 None 💨 11 mph H 52%29.91 inHg

2:00 PM

Sunny

81° 💧 None 💨 13 mph H 46%29.88 inHg

3:00 PM

Sunny

82° 💧 None 💨 14 mph H 45%29.85 inHg

4:00 PM

Sunny

81° 💧 None 💨 14 mph H 44%29.85 inHg

5:00 PM

Sunny

80° 💧 None 💨 13 mph H 45%29.85 inHg

6:00 PM

Sunny

78° 💧 None 💨 12 mph H 48%29.85 inHg

7:00 PM

Sunny

76° 💧 None 💨 10 mph H 53%29.85 inHg

8:00 PM

Clear night

73° 💧 None 💨 8 mph H 60%29.88 inHg

9:00 PM

Clear night

71° 💧 None 💨 9 mph H 62%29.91 inHg

10:00 PM

Clear night

69° 💧 None 💨 7 mph H 67%29.94 inHg

11:00 PM

Clear night

67° 💧 None 💨 7 mph H 71%29.94 inHg

Tomorrow

12:00 AM

Mostly clear night

66° 💧 None 💨 7 mph H 74%29.94 inHg

1:00 AM

Partly cloudy night

64° 💧 None 💨 6 mph H 77%29.94 inHg

2:00 AM

Partly cloudy night

63° 💧 None 💨 5 mph H 80%29.94 inHg

3:00 AM

Mostly cloudy night

62° 💧 None 💨 5 mph H 82%29.94 inHg

4:00 AM

Partly cloudy night

61° 💧 None 💨 4 mph H 84%29.97 inHg

5:00 AM

Mostly clear night

60° 💧 None 💨 5 mph H 85%29.97 inHg

6:00 AM

Clear night

59° 💧 None 💨 5 mph H 86%29.97 inHg

7:00 AM

Sunny

60° 💧 None 💨 5 mph H 86%30.00 inHg

8:00 AM

Sunny

62° 💧 None 💨 4 mph H 81%30.00 inHg

9:00 AM

Mostly sunny

65° 💧 None 💨 4 mph H 75%30.00 inHg

10:00 AM

Mostly sunny

68° 💧 None 💨 5 mph H 65%30.00 inHg

11:00 AM

Sunny

71° 💧 None 💨 5 mph H 54%30.00 inHg

12:00 PM

Sunny

73° 💧 None 💨 6 mph H 48%30.00 inHg

1:00 PM

Partly cloudy

74° 💧 None 💨 8 mph H 44%29.97 inHg

2:00 PM

Mostly cloudy

74° 💧 None 💨 8 mph H 41%29.97 inHg

3:00 PM

Partly cloudy

75° 💧 None 💨 8 mph H 39%29.94 inHg

4:00 PM

Partly cloudy

74° 💧 None 💨 8 mph H 40%29.94 inHg

5:00 PM

Mostly sunny

74° 💧 None 💨 8 mph H 42%29.94 inHg

6:00 PM

Sunny

72° 💧 None 💨 5 mph H 48%29.94 inHg

7:00 PM

Sunny

69° 💧 None 💨 3 mph H 61%29.94 inHg

8:00 PM

Clear night

66° 💧 None 💨 2 mph H 65%29.94 inHg

9:00 PM

Clear night

65° 💧 None 💨 2 mph H 68%29.97 inHg

10:00 PM

Clear night

63° 💧 None 💨 3 mph H 71%29.97 inHg

11:00 PM

Clear night

62° 💧 None 💨 4 mph H 70%29.97 inHg

Friday

12:00 AM

Clear night

62° 💧 None 💨 4 mph H 70%29.97 inHg

1:00 AM

Clear night

62° 💧 None 💨 4 mph H 68%29.97 inHg

2:00 AM

Clear night

61° 💧 None 💨 5 mph H 69%29.97 inHg

3:00 AM

Clear night

60° 💧 None 💨 6 mph H 69%29.97 inHg

4:00 AM

Clear night

60° 💧 None 💨 6 mph H 68%29.97 inHg

5:00 AM

Clear night

60° 💧 None 💨 6 mph H 69%29.97 inHg

6:00 AM

Clear night

59° 💧 None 💨 6 mph H 72%29.97 inHg

7:00 AM

Sunny

60° 💧 None 💨 7 mph H 75%29.97 inHg

8:00 AM

Sunny

63° 💧 None 💨 7 mph H 76%29.97 inHg

9:00 AM

Sunny

68° 💧 None 💨 6 mph H 72%29.97 inHg

10:00 AM

Sunny

72° 💧 None 💨 7 mph H 64%29.97 inHg

11:00 AM

Sunny

76° 💧 None 💨 9 mph H 55%29.94 inHg

12:00 PM

Sunny

78° 💧 None 💨 10 mph H 49%29.94 inHg

1:00 PM

Sunny

79° 💧 None 💨 10 mph H 47%29.91 inHg

2:00 PM

Partly cloudy

79° 💧 None 💨 11 mph H 46%29.88 inHg

3:00 PM

Mostly cloudy

79° 💧 None 💨 11 mph H 46%29.88 inHg

4:00 PM

Mostly cloudy

79° 💧 None 💨 11 mph H 47%29.85 inHg

5:00 PM

Mostly cloudy

78° 💧 None 💨 11 mph H 49%29.85 inHg

6:00 PM

Mostly sunny

76° 💧 None 💨 9 mph H 55%29.85 inHg

7:00 PM

Overcast

72° 💧 None 💨 9 mph H 65%29.83 inHg

10:00 PM

Mostly cloudy night

65° 💧 None 💨 10 mph H 74%29.83 inHg

Saturday

1:00 AM

Partly cloudy night

64° 💧 None 💨 10 mph H 73%29.83 inHg

4:00 AM

Overcast night

64° 💧 None 💨 11 mph H 77%29.77 inHg

7:00 AM

Light rain

65° 💧 None 💨 13 mph H 80%29.74 inHg

10:00 AM

Overcast

71° 💧 None 💨 11 mph H 75%29.77 inHg

1:00 PM

Mostly cloudy

76° 💧 None 💨 13 mph H 71%29.77 inHg

4:00 PM

Mostly sunny

80° 💧 None 💨 9 mph H 59%29.77 inHg

7:00 PM

Sunny

74° 💧 None 💨 7 mph H 63%29.83 inHg

10:00 PM

Clear night

67° 💧 None 💨 7 mph H 69%29.91 inHg

Sunday

1:00 AM

Clear night

62° 💧 None 💨 5 mph H 79%29.94 inHg

4:00 AM

Mostly cloudy night

59° 💧 None 💨 5 mph H 86%30.00 inHg

7:00 AM

Partly cloudy

58° 💧 None 💨 2 mph H 86%30.03 inHg

10:00 AM

Partly cloudy

67° 💧 None 💨 1 mph H 61%30.06 inHg

1:00 PM

Mostly cloudy

73° 💧 None 💨 1 mph H 43%30.03 inHg

4:00 PM

Overcast

74° 💧 None 💨 1 mph H 41%30.03 inHg

7:00 PM

Overcast

68° 💧 None 💨 8 mph H 66%30.03 inHg

10:00 PM

Partly cloudy night

65° 💧 None 💨 7 mph H 73%30.03 inHg

Monday

1:00 AM

Light rain

64° 💧 None 💨 8 mph H 81%30.03 inHg

4:00 AM

Moderate rain

62° 💧 None 💨 10 mph H 91%30.00 inHg

7:00 AM

Moderate rain

62° 💧 None 💨 9 mph H 94%29.97 inHg

10:00 AM

Moderate rain

65° 💧 None 💨 12 mph H 96%29.91 inHg

1:00 PM

Light rain

73° 💧 None 💨 11 mph H 93%29.83 inHg

7:00 PM

Mostly cloudy

80° 💧 None 💨 11 mph H 81%29.77 inHg

Tuesday

1:00 AM

Moderate rain

74° 💧 None 💨 9 mph H 95%29.71 inHg

7:00 AM

Overcast

71° 💧 None 💨 13 mph H 97%29.74 inHg

1:00 PM

Sunny

60° 💧 None 💨 9 mph H 83%29.91 inHg

7:00 PM

Mostly sunny

68° 💧 None 💨 12 mph H 64%29.97 inHg

Wednesday

1:00 AM

Clear night

63° 💧 None 💨 6 mph H 68%30.06 inHg

7:00 AM

Sunny

56° 💧 None 💨 3 mph H 85%30.21 inHg

1:00 PM

Sunny

53° 💧 None 💨 2 mph H 90%30.30 inHg

7:00 PM

Mostly sunny

67° 💧 None 💨 2 mph H 63%30.33 inHg

Thursday

1:00 AM

Mostly clear night

63° 💧 None 💨 6 mph H 75%30.27 inHg

7:00 AM

Overcast

61° 💧 None 💨 6 mph H 82%30.24 inHg

1:00 PM

Moderate rain

63° 💧 None 💨 7 mph H 92%30.18 inHg

7:00 PM

Moderate rain

66° 💧 None 💨 12 mph H 94%30.09 inHg

Friday

1:00 AM

Moderate rain

65° 💧 None 💨 6 mph H 96%30.03 inHg

7:00 AM

Overcast

65° 💧 None 💨 5 mph H 98%30.03 inHg

1:00 PM

Overcast

63° 💧 None 💨 10 mph H 95%30.09 inHg

7:00 PM

Overcast night

66° 💧 None 💨 13 mph H 84%30.12 inHg

Saturday

1:00 AM

Mostly cloudy night

63° 💧 None 💨 9 mph H 87%30.09 inHg

7:00 AM

Overcast

63° 💧 None 💨 8 mph H 91%30.06 inHg

1:00 PM

Light rain

63° 💧 None 💨 11 mph H 94%29.97 inHg

7:00 PM

Overcast night

71° 💧 None 💨 17 mph H 87%29.83 inHg

Sunday

1:00 AM

Light thunderstorms

72° 💧 None 💨 10 mph H 94%29.71 inHg

7:00 AM

Mostly cloudy

71° 💧 None 💨 12 mph H 95%29.71 inHg

1:00 PM

Mostly cloudy

61° 💧 None 💨 12 mph H 68%29.85 inHg

7:00 PM

Overcast night

66° 💧 None 💨 16 mph H 56%29.94 inHg

Monday

1:00 AM

Partly cloudy night

60° 💧 None 💨 12 mph H 63%30.06 inHg

7:00 AM

Sunny

53° 💧 None 💨 6 mph H 76%30.24 inHg

1:00 PM

Mostly sunny

49° 💧 None 💨 5 mph H 87%30.36 inHg

7:00 PM

Partly cloudy night

60° 💧 None 💨 2 mph H 63%30.39 inHg

Tuesday

1:00 AM

Partly cloudy night

58° 💧 None 💨 3 mph H 70%30.36 inHg

7:00 AM

Partly cloudy

51° 💧 None 💨 6 mph H 79%30.33 inHg

1:00 PM

Partly cloudy

50° 💧 None 💨 6 mph H 86%30.33 inHg

7:00 PM

Mostly cloudy night

63° 💧 None 💨 10 mph H 58%30.24 inHg

Wednesday

1:00 AM

Overcast night

59° 💧 None 💨 6 mph H 76%30.12 inHg

7:00 AM

Overcast

59° 💧 None 💨 11 mph H 77%30.09 inHg

1:00 PM

Sunny

55° 💧 None 💨 9 mph H 84%30.03 inHg

In Green Bay and, more broadly, across the state of Wisconsin: This evening will feature mostly cloudy skies with mild temperatures around 72 degrees. A slight chance of rain exists, with potential accumulation near 0.02 inches, and the highest probability of rain is about 94%. Expect moderate south winds blowing at up to 13 mph, with gusts reaching around 29 mph. The weather may bring some brief showers, so it’s a good idea to have an umbrella handy if you're planning to be outdoors. Temperatures will remain steady through the night, and the wind could cause some noticeable gusts. No severe weather is expected, but the evening may feel a bit damp and breezy.

15-Day Weather Outlook for Green Bay

TomorrowTomorrow

Mostly sunny 75°/59° 💧 None 💨 11 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 77°/61° 💧 0.054 in 💨 11 mph

Saturday, Sep 12Sat Sep 12

Light rain 80°/64° 💧 0.031 in 💨 13 mph

Sunday, Sep 13Sun Sep 13

Mostly cloudy 74°/58° 💧 None 💨 7 mph

Monday, Sep 14Mon Sep 14

Moderate rain 73°/62° 💧 1.587 in 💨 12 mph

Tuesday, Sep 15Tue Sep 15

Moderate rain 80°/60° 💧 0.505 in 💨 13 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 68°/53° 💧 None 💨 12 mph

Thursday, Sep 17Thu Sep 17

Moderate rain 67°/61° 💧 0.405 in 💨 7 mph

Friday, Sep 18Fri Sep 18

Moderate rain 66°/63° 💧 1.377 in 💨 12 mph

Saturday, Sep 19Sat Sep 19

Light rain 66°/63° 💧 0.065 in 💨 13 mph

Sunday, Sep 20Sun Sep 20

Light thunderstorms 72°/61° 💧 0.863 in 💨 17 mph

Monday, Sep 21Mon Sep 21

Overcast 66°/49° 💧 0.001 in 💨 16 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 60°/50° 💧 0.003 in 💨 6 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 63°/55° 💧 None 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Green Bay

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Green Bay

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 2:00 AM

PM2.5 Fine particles Fair 14,3µg/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 14,8µg/m³

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

O₃ Ozone Fair 86,7µg/m³

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

NO₂ Nitrogen dioxide Good 2,4µg/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 Green Bay

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 6,0High 🙂Fair

Tomorrow UV 5,5Moderate 🙂Fair

Friday UV 6,2High 😐Moderate

Saturday UV 6,0High 🙂Fair

Sunday UV 5,0Moderate 😊Good

Monday UV 4,0Moderate —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,3 9:00 AMUV 0,6 10:00 AMUV 1,0 11:00 AMUV 1,8 12:00 PMUV 4,0 1:00 PMUV 6,0 2:00 PMUV 5,7 3:00 PMUV 4,4 4:00 PMUV 2,7 5:00 PMUV 1,3 6:00 PMUV 0,4

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 Green Bay

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GREEN BAY, WISCONSIN

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

34/100Best-hour score

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

☁ Cloud cover 91% Real hourly forecast for the best viewing hour.

☾ Moonlight 7% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 80° 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.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Green Bay were last refreshed today at 1:51 AM. The current forecast period extends through 10/09/2026 at 11:00 PM. 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.