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Current weather in Fitchburg is overcast clouds.

Where can I find the hourly weather forecast for Fitchburg?

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

Is the weather forecast for Fitchburg updated regularly?

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

Now · 2:00 AM

Fitchburg Weather & Hourly Forecast

United States · Wisconsin · 53711

62°F

Overcast night

Feels like: 63°F

💧 Humidity 89% 🌡 Pressure 30.15 inHg 💨 Wind 3 mph 👁 Visibility 16.9 mi ☁ Clouds 99% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Fitchburg

Today

3:00 AM

Overcast night

62° 💧 None 💨 4 mph H 90%30.12 inHg

6:00 AM

Mostly clear night

62° 💧 None 💨 5 mph H 92%30.15 inHg

9:00 AM

Mostly cloudy

68° 💧 None 💨 5 mph H 86%30.18 inHg

12:00 PM

Partly cloudy

75° 💧 None 💨 7 mph H 62%30.18 inHg

3:00 PM

Mostly cloudy

76° 💧 None 💨 7 mph H 60%30.12 inHg

6:00 PM

Mostly cloudy

74° 💧 None 💨 5 mph H 70%30.09 inHg

9:00 PM

Partly cloudy night

68° 💧 None 💨 10 mph H 77%30.12 inHg

Tomorrow

12:00 AM

Mostly cloudy night

64° 💧 None 💨 7 mph H 83%30.12 inHg

3:00 AM

Overcast night

64° 💧 None 💨 7 mph H 85%30.09 inHg

6:00 AM

Overcast night

64° 💧 None 💨 8 mph H 84%30.09 inHg

9:00 AM

Overcast

68° 💧 None 💨 9 mph H 79%30.09 inHg

12:00 PM

Overcast

74° 💧 None 💨 8 mph H 71%30.06 inHg

3:00 PM

Mostly sunny

81° 💧 None 💨 8 mph H 60%30.00 inHg

6:00 PM

Mostly cloudy

80° 💧 None 💨 9 mph H 69%29.97 inHg

9:00 PM

Overcast night

77° 💧 0.008 in 💨 11 mph H 68%29.97 inHg

Wednesday

12:00 AM

Light rain

73° 💧 0.059 in 💨 9 mph H 80%29.97 inHg

Today

3:00 AM

Overcast night

62° 💧 None 💨 4 mph H 90%30.12 inHg

4:00 AM

Clear night

62° 💧 None 💨 4 mph H 90%30.12 inHg

5:00 AM

Mostly clear night

62° 💧 None 💨 4 mph H 91%30.15 inHg

6:00 AM

Mostly clear night

62° 💧 None 💨 5 mph H 92%30.15 inHg

7:00 AM

Sunny

62° 💧 None 💨 5 mph H 93%30.15 inHg

8:00 AM

Mostly cloudy

65° 💧 None 💨 6 mph H 91%30.15 inHg

9:00 AM

Mostly cloudy

68° 💧 None 💨 5 mph H 86%30.18 inHg

10:00 AM

Sunny

71° 💧 None 💨 6 mph H 77%30.18 inHg

11:00 AM

Mostly sunny

73° 💧 None 💨 7 mph H 66%30.18 inHg

12:00 PM

Partly cloudy

75° 💧 None 💨 7 mph H 62%30.18 inHg

1:00 PM

Mostly sunny

76° 💧 None 💨 6 mph H 60%30.15 inHg

2:00 PM

Mostly sunny

76° 💧 None 💨 7 mph H 60%30.15 inHg

3:00 PM

Mostly cloudy

76° 💧 None 💨 7 mph H 60%30.12 inHg

4:00 PM

Mostly cloudy

76° 💧 None 💨 7 mph H 61%30.12 inHg

5:00 PM

Overcast

76° 💧 None 💨 7 mph H 63%30.09 inHg

6:00 PM

Mostly cloudy

74° 💧 None 💨 5 mph H 70%30.09 inHg

7:00 PM

Overcast

72° 💧 None 💨 6 mph H 77%30.09 inHg

8:00 PM

Overcast night

70° 💧 None 💨 8 mph H 77%30.09 inHg

9:00 PM

Partly cloudy night

68° 💧 None 💨 10 mph H 77%30.12 inHg

10:00 PM

Mostly cloudy night

66° 💧 None 💨 8 mph H 79%30.12 inHg

11:00 PM

Mostly cloudy night

65° 💧 None 💨 7 mph H 81%30.12 inHg

Tomorrow

12:00 AM

Mostly cloudy night

64° 💧 None 💨 7 mph H 83%30.12 inHg

1:00 AM

Overcast night

64° 💧 None 💨 8 mph H 83%30.12 inHg

2:00 AM

Overcast night

64° 💧 None 💨 8 mph H 84%30.09 inHg

3:00 AM

Overcast night

64° 💧 None 💨 7 mph H 85%30.09 inHg

4:00 AM

Overcast night

64° 💧 None 💨 7 mph H 85%30.12 inHg

5:00 AM

Mostly cloudy night

64° 💧 None 💨 8 mph H 84%30.09 inHg

6:00 AM

Overcast night

64° 💧 None 💨 8 mph H 84%30.09 inHg

7:00 AM

Mostly cloudy

64° 💧 None 💨 9 mph H 83%30.09 inHg

8:00 AM

Overcast

65° 💧 None 💨 8 mph H 82%30.09 inHg

9:00 AM

Overcast

68° 💧 None 💨 9 mph H 79%30.09 inHg

10:00 AM

Overcast

70° 💧 None 💨 9 mph H 77%30.09 inHg

11:00 AM

Overcast

72° 💧 None 💨 8 mph H 74%30.09 inHg

12:00 PM

Overcast

74° 💧 None 💨 8 mph H 71%30.06 inHg

1:00 PM

Mostly cloudy

77° 💧 None 💨 9 mph H 65%30.03 inHg

2:00 PM

Mostly cloudy

80° 💧 None 💨 9 mph H 62%30.00 inHg

3:00 PM

Mostly sunny

81° 💧 None 💨 8 mph H 60%30.00 inHg

4:00 PM

Mostly sunny

82° 💧 None 💨 10 mph H 61%29.97 inHg

5:00 PM

Sunny

81° 💧 None 💨 10 mph H 65%29.97 inHg

6:00 PM

Mostly cloudy

80° 💧 None 💨 9 mph H 69%29.97 inHg

7:00 PM

Mostly cloudy

78° 💧 None 💨 9 mph H 71%29.94 inHg

8:00 PM

Mostly cloudy night

77° 💧 None 💨 10 mph H 69%29.94 inHg

9:00 PM

Overcast night

77° 💧 None 💨 11 mph H 68%29.97 inHg

10:00 PM

Overcast night

76° 💧 None 💨 11 mph H 69%29.97 inHg

11:00 PM

Light rain

75° 💧 0.008 in 💨 11 mph H 73%29.97 inHg

Wednesday

12:00 AM

Light rain

73° 💧 0.010 in 💨 9 mph H 80%29.97 inHg

1:00 AM

Light rain

73° 💧 0.004 in 💨 11 mph H 79%29.94 inHg

2:00 AM

Light rain

71° 💧 0.045 in 💨 12 mph H 88%29.94 inHg

3:00 AM

Light thunderstorms

71° 💧 0.077 in 💨 11 mph H 90%29.94 inHg

4:00 AM

Thunderstorms

71° 💧 0.109 in 💨 16 mph H 93%29.94 inHg

5:00 AM

Light rain

71° 💧 0.080 in 💨 13 mph H 92%29.94 inHg

6:00 AM

Thunderstorms

70° 💧 0.108 in 💨 13 mph H 93%29.94 inHg

7:00 AM

Light rain

70° 💧 0.079 in 💨 11 mph H 95%29.94 inHg

8:00 AM

Light rain

71° 💧 0.023 in 💨 10 mph H 96%29.94 inHg

9:00 AM

Light rain

71° 💧 0.013 in 💨 10 mph H 97%29.97 inHg

10:00 AM

Overcast

72° 💧 0.001 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 💨 6 mph H 94%29.97 inHg

1:00 PM

Overcast

74° 💧 None 💨 6 mph H 93%29.97 inHg

2:00 PM

Overcast

77° 💧 None 💨 7 mph H 79%29.94 inHg

3:00 PM

Overcast

78° 💧 None 💨 7 mph H 73%29.94 inHg

4:00 PM

Mostly cloudy

79° 💧 None 💨 8 mph H 67%29.94 inHg

5:00 PM

Mostly cloudy

78° 💧 None 💨 8 mph H 69%29.94 inHg

6:00 PM

Sunny

77° 💧 None 💨 8 mph H 71%29.91 inHg

7:00 PM

Sunny

74° 💧 None 💨 7 mph H 77%29.94 inHg

10:00 PM

Clear night

68° 💧 None 💨 7 mph H 76%29.97 inHg

Thursday

1:00 AM

Clear night

64° 💧 None 💨 6 mph H 82%29.97 inHg

4:00 AM

Clear night

61° 💧 None 💨 5 mph H 88%30.00 inHg

7:00 AM

Sunny

59° 💧 None 💨 6 mph H 90%30.03 inHg

10:00 AM

Sunny

67° 💧 None 💨 7 mph H 76%30.03 inHg

1:00 PM

Sunny

72° 💧 None 💨 8 mph H 59%30.00 inHg

4:00 PM

Sunny

73° 💧 None 💨 6 mph H 54%29.97 inHg

7:00 PM

Sunny

68° 💧 None 💨 3 mph H 73%29.94 inHg

10:00 PM

Clear night

62° 💧 None 💨 4 mph H 83%29.97 inHg

Friday

1:00 AM

Clear night

59° 💧 None 💨 4 mph H 86%29.97 inHg

4:00 AM

Clear night

59° 💧 None 💨 6 mph H 83%29.94 inHg

7:00 AM

Sunny

58° 💧 None 💨 7 mph H 83%29.94 inHg

10:00 AM

Sunny

68° 💧 None 💨 9 mph H 76%29.91 inHg

1:00 PM

Sunny

75° 💧 None 💨 10 mph H 61%29.85 inHg

4:00 PM

Sunny

76° 💧 None 💨 11 mph H 61%29.80 inHg

7:00 PM

Sunny

70° 💧 None 💨 8 mph H 71%29.77 inHg

10:00 PM

Mostly cloudy night

67° 💧 None 💨 11 mph H 71%29.77 inHg

Saturday

1:00 AM

Partly cloudy night

67° 💧 None 💨 13 mph H 75%29.74 inHg

4:00 AM

Mostly clear night

67° 💧 None 💨 10 mph H 81%29.74 inHg

7:00 AM

Sunny

67° 💧 None 💨 10 mph H 88%29.77 inHg

10:00 AM

Mostly cloudy

74° 💧 None 💨 10 mph H 79%29.80 inHg

1:00 PM

Sunny

79° 💧 None 💨 8 mph H 66%29.83 inHg

7:00 PM

Sunny

76° 💧 None 💨 7 mph H 67%29.88 inHg

Sunday

1:00 AM

Mostly clear night

69° 💧 None 💨 3 mph H 74%29.94 inHg

7:00 AM

Partly cloudy

63° 💧 None 💨 4 mph H 77%30.03 inHg

1:00 PM

Overcast

61° 💧 None 💨 3 mph H 80%30.09 inHg

7:00 PM

Light rain

65° 💧 None 💨 8 mph H 76%30.09 inHg

Monday

1:00 AM

Light rain

58° 💧 None 💨 8 mph H 92%30.06 inHg

7:00 AM

Overcast

59° 💧 None 💨 8 mph H 92%30.12 inHg

1:00 PM

Overcast

61° 💧 None 💨 9 mph H 96%30.06 inHg

7:00 PM

Overcast

69° 💧 None 💨 12 mph H 87%30.00 inHg

Tuesday

1:00 AM

Clear night

74° 💧 None 💨 12 mph H 90%29.80 inHg

7:00 AM

Light rain

72° 💧 None 💨 16 mph H 90%29.80 inHg

1:00 PM

Mostly sunny

60° 💧 None 💨 12 mph H 87%29.94 inHg

7:00 PM

Overcast

65° 💧 None 💨 9 mph H 66%30.09 inHg

Wednesday

1:00 AM

Clear night

62° 💧 None 💨 4 mph H 74%30.15 inHg

7:00 AM

Sunny

55° 💧 None 💨 4 mph H 87%30.27 inHg

1:00 PM

Sunny

53° 💧 None 💨 4 mph H 91%30.36 inHg

7:00 PM

Mostly sunny

67° 💧 None 💨 4 mph H 66%30.39 inHg

Thursday

1:00 AM

Clear night

65° 💧 None 💨 2 mph H 78%30.36 inHg

7:00 AM

Sunny

57° 💧 None 💨 3 mph H 91%30.39 inHg

1:00 PM

Overcast

56° 💧 None 💨 3 mph H 94%30.42 inHg

7:00 PM

Overcast

70° 💧 None 💨 3 mph H 64%30.39 inHg

Friday

1:00 AM

Clear night

64° 💧 None 💨 4 mph H 81%30.33 inHg

7:00 AM

Sunny

58° 💧 None 💨 5 mph H 83%30.36 inHg

1:00 PM

Mostly sunny

56° 💧 None 💨 10 mph H 88%30.36 inHg

7:00 PM

Sunny

60° 💧 None 💨 14 mph H 57%30.45 inHg

Saturday

1:00 AM

Mostly clear night

56° 💧 None 💨 5 mph H 61%30.42 inHg

7:00 AM

Sunny

49° 💧 None 💨 8 mph H 71%30.47 inHg

1:00 PM

Sunny

46° 💧 None 💨 7 mph H 75%30.50 inHg

7:00 PM

Partly cloudy

59° 💧 None 💨 6 mph H 56%30.45 inHg

Sunday

1:00 AM

Clear night

55° 💧 None 💨 3 mph H 72%30.39 inHg

7:00 AM

Sunny

48° 💧 None 💨 1 mph H 87%30.39 inHg

1:00 PM

Mostly sunny

47° 💧 None 💨 2 mph H 90%30.42 inHg

7:00 PM

Mostly sunny

62° 💧 None 💨 5 mph H 58%30.36 inHg

Monday

1:00 AM

Clear night

56° 💧 None 💨 3 mph H 79%30.27 inHg

7:00 AM

Mostly sunny

48° 💧 None 💨 6 mph H 84%30.30 inHg

1:00 PM

Partly cloudy

46° 💧 None 💨 6 mph H 87%30.30 inHg

In Fitchburg and, more broadly, across the state of Wisconsin: Tonight, skies will remain mostly cloudy with temperatures holding steady between 73 and 76 degrees. Winds are expected to be light, coming from the east at around 9 mph, with occasional gusts reaching up to 17 mph. No rain is anticipated during the evening hours, allowing for a relatively dry night. Conditions will be quite mild and comfortable, with no significant weather disturbances. The breeze may bring a slight chill at times, but overall, it should be a calm and pleasant evening. Expect temperatures to remain steady through the next few hours, providing a tranquil close to the day.

15-Day Weather Outlook for Fitchburg

TomorrowTomorrow

Mostly sunny 81°/62° 💧 None 💨 9 mph

Wednesday, Sep 9Wed Sep 9

Light thunderstorms 78°/69° 💧 0.907 in 💨 13 mph

Thursday, Sep 10Thu Sep 10

Sunny 74°/59° 💧 None 💨 8 mph

Friday, Sep 11Fri Sep 11

Sunny 76°/58° 💧 0.000 in 💨 11 mph

Saturday, Sep 12Sat Sep 12

Mostly cloudy 79°/67° 💧 0.020 in 💨 13 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 76°/61° 💧 0.001 in 💨 7 mph

Monday, Sep 14Mon Sep 14

Light rain 65°/58° 💧 1.216 in 💨 9 mph

Tuesday, Sep 15Tue Sep 15

Light rain 74°/60° 💧 0.140 in 💨 16 mph

Wednesday, Sep 16Wed Sep 16

Overcast 65°/53° 💧 None 💨 9 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 67°/56° 💧 None 💨 4 mph

Friday, Sep 18Fri Sep 18

Overcast 70°/56° 💧 0.002 in 💨 10 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 60°/46° 💧 0.001 in 💨 14 mph

Sunday, Sep 20Sun Sep 20

Partly cloudy 59°/47° 💧 None 💨 6 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 62°/46° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Fitchburg

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Fitchburg

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 3:00 AM

PM2.5 Fine particles Good 4,7µg/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 5,4µg/m³

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

O₃ Ozone Good 56,1µg/m³

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

NO₂ Nitrogen dioxide Good 4,1µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Fitchburg

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 7,2High 😊Good

Tomorrow UV 6,4High 😐Moderate

Wednesday UV 5,1Moderate 😐Moderate

Thursday UV 5,9Moderate 🙂Fair

Friday UV 6,0High —Unavailable

Saturday UV 6,0High —Unavailable

Sunday UV 5,0Moderate —Unavailable

Hourly UV index today

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

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

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 Fitchburg

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · FITCHBURG, WISCONSIN

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

94/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 9:03 PM–4:50 AM

☁ Cloud cover 4% Real hourly forecast for the best viewing hour.

☾ Moonlight 21% Waning Crescent · Moon about 18° above the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 78° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min74%

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

Explore current conditions and forecasts for other locations.

Forecast data for Fitchburg were last refreshed today at 2:00 AM. The current forecast period extends through 09/09/2026 at 12:00 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.