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Current weather in Petersburg is clear sky.

Where can I find the hourly weather forecast for Petersburg?

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

Is the weather forecast for Petersburg updated regularly?

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

Now · 8:42 PM

Petersburg Weather & Hourly Forecast

United States · Indiana · 47567

75°F

Clear night

Feels like: 75°F

💧 Humidity 58% 🌡 Pressure 30.03 inHg 💨 Wind 5 mph 👁 Visibility 21.1 mi ☁ Clouds 8% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Petersburg

Today

9:00 PM

Clear night

75° 💧 None 💨 5 mph H 58%30.03 inHg

Tomorrow

12:00 AM

Partly cloudy night

71° 💧 None 💨 4 mph H 67%30.09 inHg

3:00 AM

Mostly clear night

69° 💧 None 💨 5 mph H 77%30.06 inHg

6:00 AM

Mostly clear night

67° 💧 None 💨 4 mph H 87%30.09 inHg

9:00 AM

Overcast

73° 💧 None 💨 5 mph H 81%30.12 inHg

12:00 PM

Mostly cloudy

85° 💧 None 💨 5 mph H 63%30.12 inHg

3:00 PM

Mostly cloudy

90° 💧 None 💨 6 mph H 46%30.09 inHg

6:00 PM

Overcast

89° 💧 None 💨 7 mph H 43%30.06 inHg

9:00 PM

Mostly clear night

81° 💧 None 💨 2 mph H 66%30.06 inHg

Wednesday

12:00 AM

Clear night

76° 💧 None 💨 4 mph H 78%30.12 inHg

3:00 AM

Clear night

77° 💧 None 💨 9 mph H 75%30.09 inHg

6:00 AM

Clear night

77° 💧 None 💨 10 mph H 77%30.09 inHg

9:00 AM

Sunny

80° 💧 None 💨 9 mph H 75%30.09 inHg

12:00 PM

Sunny

89° 💧 0.000 in 💨 13 mph H 59%30.09 inHg

3:00 PM

Sunny

94° 💧 0.012 in 💨 12 mph H 45%30.00 inHg

6:00 PM

Light thunderstorms

88° 💧 0.031 in 💨 5 mph H 62%29.97 inHg

Today

9:00 PM

Clear night

75° 💧 None 💨 5 mph H 58%30.03 inHg

10:00 PM

Clear night

74° 💧 None 💨 6 mph H 56%30.06 inHg

11:00 PM

Clear night

73° 💧 None 💨 6 mph H 60%30.06 inHg

Tomorrow

12:00 AM

Partly cloudy night

71° 💧 None 💨 4 mph H 67%30.09 inHg

1:00 AM

Mostly clear night

70° 💧 None 💨 5 mph H 71%30.09 inHg

2:00 AM

Mostly clear night

70° 💧 None 💨 5 mph H 75%30.06 inHg

3:00 AM

Mostly clear night

69° 💧 None 💨 5 mph H 77%30.06 inHg

4:00 AM

Clear night

69° 💧 None 💨 4 mph H 81%30.06 inHg

5:00 AM

Clear night

68° 💧 None 💨 4 mph H 85%30.09 inHg

6:00 AM

Mostly clear night

67° 💧 None 💨 4 mph H 87%30.09 inHg

7:00 AM

Partly cloudy night

68° 💧 None 💨 4 mph H 89%30.12 inHg

8:00 AM

Mostly sunny

69° 💧 None 💨 5 mph H 87%30.12 inHg

9:00 AM

Overcast

73° 💧 None 💨 5 mph H 81%30.12 inHg

10:00 AM

Partly cloudy

78° 💧 None 💨 5 mph H 76%30.12 inHg

11:00 AM

Mostly cloudy

82° 💧 None 💨 6 mph H 70%30.15 inHg

12:00 PM

Mostly cloudy

85° 💧 None 💨 5 mph H 63%30.12 inHg

1:00 PM

Mostly cloudy

87° 💧 None 💨 5 mph H 54%30.12 inHg

2:00 PM

Overcast

89° 💧 None 💨 6 mph H 49%30.09 inHg

3:00 PM

Mostly cloudy

90° 💧 None 💨 6 mph H 46%30.09 inHg

4:00 PM

Mostly cloudy

90° 💧 None 💨 6 mph H 43%30.06 inHg

5:00 PM

Overcast

90° 💧 None 💨 7 mph H 41%30.06 inHg

6:00 PM

Overcast

89° 💧 None 💨 7 mph H 43%30.06 inHg

7:00 PM

Overcast

87° 💧 None 💨 3 mph H 55%30.06 inHg

8:00 PM

Overcast

83° 💧 None 💨 4 mph H 63%30.06 inHg

9:00 PM

Mostly clear night

81° 💧 None 💨 2 mph H 66%30.06 inHg

10:00 PM

Clear night

79° 💧 None 💨 3 mph H 71%30.09 inHg

11:00 PM

Mostly clear night

77° 💧 None 💨 3 mph H 77%30.09 inHg

Wednesday

12:00 AM

Clear night

76° 💧 None 💨 4 mph H 78%30.12 inHg

1:00 AM

Clear night

77° 💧 None 💨 6 mph H 75%30.09 inHg

2:00 AM

Clear night

77° 💧 None 💨 9 mph H 74%30.09 inHg

3:00 AM

Clear night

77° 💧 None 💨 9 mph H 75%30.09 inHg

4:00 AM

Clear night

77° 💧 None 💨 10 mph H 76%30.06 inHg

5:00 AM

Clear night

77° 💧 None 💨 10 mph H 77%30.06 inHg

6:00 AM

Clear night

77° 💧 None 💨 10 mph H 77%30.09 inHg

7:00 AM

Clear night

77° 💧 None 💨 9 mph H 78%30.09 inHg

8:00 AM

Sunny

77° 💧 None 💨 10 mph H 79%30.09 inHg

9:00 AM

Sunny

80° 💧 None 💨 9 mph H 75%30.09 inHg

10:00 AM

Sunny

83° 💧 None 💨 12 mph H 69%30.09 inHg

11:00 AM

Sunny

86° 💧 None 💨 12 mph H 63%30.09 inHg

12:00 PM

Sunny

89° 💧 None 💨 13 mph H 59%30.09 inHg

1:00 PM

Sunny

91° 💧 None 💨 13 mph H 54%30.06 inHg

2:00 PM

Sunny

93° 💧 0.000 in 💨 13 mph H 48%30.06 inHg

3:00 PM

Sunny

94° 💧 0.000 in 💨 12 mph H 45%30.00 inHg

4:00 PM

Mostly sunny

95° 💧 0.001 in 💨 12 mph H 44%29.97 inHg

5:00 PM

Light rain

92° 💧 0.011 in 💨 10 mph H 49%29.97 inHg

6:00 PM

Light thunderstorms

88° 💧 0.020 in 💨 5 mph H 62%29.97 inHg

7:00 PM

Light thunderstorms

86° 💧 0.009 in 💨 7 mph H 68%29.97 inHg

8:00 PM

Mostly sunny

84° 💧 0.001 in 💨 4 mph H 69%29.97 inHg

9:00 PM

Clear night

83° 💧 None 💨 5 mph H 71%29.97 inHg

10:00 PM

Mostly clear night

82° 💧 None 💨 5 mph H 72%29.97 inHg

11:00 PM

Mostly clear night

81° 💧 None 💨 6 mph H 75%29.97 inHg

Thursday

12:00 AM

Mostly clear night

81° 💧 None 💨 8 mph H 75%29.97 inHg

1:00 AM

Light rain

81° 💧 0.004 in 💨 9 mph H 75%29.97 inHg

2:00 AM

Light rain

76° 💧 0.049 in 💨 7 mph H 90%29.97 inHg

3:00 AM

Light rain

76° 💧 0.019 in 💨 7 mph H 91%29.94 inHg

4:00 AM

Partly cloudy night

76° 💧 0.002 in 💨 8 mph H 91%29.94 inHg

5:00 AM

Light thunderstorms

75° 💧 0.015 in 💨 7 mph H 93%29.94 inHg

6:00 AM

Thunderstorms

74° 💧 0.101 in 💨 6 mph H 96%29.97 inHg

7:00 AM

Light thunderstorms

73° 💧 0.071 in 💨 8 mph H 98%30.00 inHg

8:00 AM

Light rain

73° 💧 0.029 in 💨 9 mph H 98%30.00 inHg

5:00 PM

Overcast

79° 💧 None 💨 8 mph H 79%29.91 inHg

8:00 PM

Mostly cloudy

75° 💧 None 💨 6 mph H 83%29.94 inHg

11:00 PM

Overcast night

71° 💧 None 💨 3 mph H 92%29.97 inHg

Friday

2:00 AM

Mostly cloudy night

68° 💧 None 💨 1 mph H 99%29.97 inHg

5:00 AM

Mostly cloudy night

67° 💧 None 💨 4 mph H 99%29.97 inHg

8:00 AM

Overcast

67° 💧 None 💨 5 mph H 99%30.00 inHg

11:00 AM

Mostly sunny

74° 💧 None 💨 6 mph H 82%30.03 inHg

2:00 PM

Sunny

80° 💧 None 💨 5 mph H 66%29.97 inHg

5:00 PM

Mostly cloudy

81° 💧 None 💨 5 mph H 60%29.91 inHg

8:00 PM

Sunny

75° 💧 None 💨 4 mph H 76%29.91 inHg

11:00 PM

Clear night

72° 💧 None 💨 5 mph H 81%29.94 inHg

Saturday

2:00 AM

Clear night

70° 💧 None 💨 5 mph H 83%29.91 inHg

5:00 AM

Clear night

69° 💧 None 💨 4 mph H 85%29.91 inHg

8:00 AM

Sunny

70° 💧 None 💨 4 mph H 91%29.94 inHg

11:00 AM

Light rain

77° 💧 None 💨 4 mph H 88%29.97 inHg

2:00 PM

Light rain

84° 💧 None 💨 5 mph H 73%29.97 inHg

5:00 PM

Light thunderstorms

82° 💧 None 💨 5 mph H 76%29.91 inHg

8:00 PM

Mostly cloudy

75° 💧 None 💨 7 mph H 97%29.94 inHg

11:00 PM

Mostly clear night

72° 💧 None 💨 3 mph H 98%30.00 inHg

Sunday

2:00 AM

Mostly clear night

72° 💧 None 💨 4 mph H 98%30.00 inHg

5:00 AM

Partly cloudy night

71° 💧 None 💨 3 mph H 99%30.00 inHg

8:00 AM

Mostly cloudy

71° 💧 None 💨 3 mph H 99%30.03 inHg

11:00 AM

Mostly sunny

80° 💧 None 💨 3 mph H 83%30.06 inHg

2:00 PM

Overcast

86° 💧 None 💨 4 mph H 69%30.06 inHg

8:00 PM

Sunny

86° 💧 None 💨 5 mph H 66%30.06 inHg

Monday

2:00 AM

Clear night

79° 💧 None 💨 1 mph H 88%30.00 inHg

8:00 AM

Sunny

74° 💧 None 💨 6 mph H 93%30.03 inHg

2:00 PM

Partly cloudy

72° 💧 None 💨 5 mph H 96%30.06 inHg

8:00 PM

Mostly sunny

89° 💧 None 💨 8 mph H 58%30.00 inHg

Tuesday

2:00 AM

Clear night

83° 💧 None 💨 7 mph H 73%29.91 inHg

8:00 AM

Sunny

78° 💧 None 💨 6 mph H 87%29.97 inHg

2:00 PM

Sunny

76° 💧 None 💨 8 mph H 89%30.00 inHg

8:00 PM

Light rain

84° 💧 None 💨 6 mph H 71%30.03 inHg

Wednesday

2:00 AM

Overcast night

78° 💧 None 💨 7 mph H 61%30.09 inHg

8:00 AM

Partly cloudy

67° 💧 None 💨 8 mph H 67%30.18 inHg

2:00 PM

Sunny

61° 💧 None 💨 8 mph H 81%30.27 inHg

8:00 PM

Clear night

77° 💧 None 💨 10 mph H 45%30.30 inHg

Thursday

2:00 AM

Clear night

71° 💧 None 💨 7 mph H 59%30.24 inHg

8:00 AM

Sunny

64° 💧 None 💨 7 mph H 80%30.30 inHg

2:00 PM

Sunny

59° 💧 None 💨 8 mph H 81%30.36 inHg

8:00 PM

Clear night

77° 💧 None 💨 8 mph H 39%30.30 inHg

Friday

2:00 AM

Clear night

70° 💧 None 💨 4 mph H 64%30.18 inHg

8:00 AM

Mostly sunny

60° 💧 None 💨 4 mph H 88%30.18 inHg

2:00 PM

Overcast

58° 💧 None 💨 2 mph H 94%30.15 inHg

8:00 PM

Overcast night

79° 💧 None 💨 1 mph H 49%30.12 inHg

Saturday

2:00 AM

Partly cloudy night

72° 💧 None 💨 2 mph H 70%30.03 inHg

8:00 AM

Mostly cloudy

64° 💧 None 💨 3 mph H 88%30.03 inHg

2:00 PM

Mostly cloudy

62° 💧 None 💨 3 mph H 91%30.03 inHg

8:00 PM

Overcast night

78° 💧 None 💨 6 mph H 53%30.00 inHg

Sunday

2:00 AM

Light rain

71° 💧 None 💨 8 mph H 72%29.94 inHg

8:00 AM

Overcast

65° 💧 None 💨 7 mph H 91%29.97 inHg

2:00 PM

Overcast

64° 💧 None 💨 5 mph H 96%29.97 inHg

8:00 PM

Overcast night

75° 💧 None 💨 5 mph H 71%29.97 inHg

Monday

2:00 AM

Overcast night

75° 💧 None 💨 2 mph H 75%29.97 inHg

8:00 AM

Sunny

65° 💧 None 💨 3 mph H 94%30.00 inHg

2:00 PM

Partly cloudy

63° 💧 None 💨 4 mph H 95%30.06 inHg

8:00 PM

Light rain

78° 💧 None 💨 8 mph H 57%30.00 inHg

Tuesday

2:00 AM

Moderate rain

70° 💧 None 💨 5 mph H 94%29.94 inHg

8:00 AM

Mostly cloudy

71° 💧 None 💨 12 mph H 92%29.85 inHg

2:00 PM

Overcast

71° 💧 None 💨 9 mph H 96%29.91 inHg

In Petersburg and, more broadly, across the state of Indiana: Clear skies tonight with temperatures remaining mild to warm, ranging from 73 to 79 degrees Fahrenheit. Winds will be light, coming from the northeast at speeds up to 7 mph, with occasional gusts reaching 17 mph. No precipitation is expected during the evening and in the upcoming hours. It will be a calm night with comfortable conditions, so outdoor activities should be enjoyable. Be aware that the breeze might pick up slightly at times, but overall, conditions will be stable and dry through the night.

15-Day Weather Outlook for Petersburg

Wednesday, Sep 9Wed Sep 9

Light thunderstorms 95°/76° 💧 None 💨 13 mph

Thursday, Sep 10Thu Sep 10

Light thunderstorms 84°/73° 💧 1.302 in 💨 9 mph

Friday, Sep 11Fri Sep 11

Mostly cloudy 81°/67° 💧 0.002 in 💨 6 mph

Saturday, Sep 12Sat Sep 12

Light thunderstorms 84°/69° 💧 0.106 in 💨 5 mph

Sunday, Sep 13Sun Sep 13

Overcast 86°/71° 💧 0.157 in 💨 7 mph

Monday, Sep 14Mon Sep 14

Partly cloudy 86°/72° 💧 0.035 in 💨 6 mph

Tuesday, Sep 15Tue Sep 15

Mostly sunny 89°/76° 💧 0.014 in 💨 8 mph

Wednesday, Sep 16Wed Sep 16

Light rain 84°/61° 💧 0.190 in 💨 8 mph

Thursday, Sep 17Thu Sep 17

Sunny 77°/59° 💧 None 💨 10 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 77°/58° 💧 None 💨 8 mph

Saturday, Sep 19Sat Sep 19

Overcast 79°/62° 💧 None 💨 3 mph

Sunday, Sep 20Sun Sep 20

Light rain 78°/64° 💧 0.361 in 💨 8 mph

Monday, Sep 21Mon Sep 21

Overcast 75°/63° 💧 0.001 in 💨 5 mph

Tuesday, Sep 22Tue Sep 22

Moderate rain 78°/70° 💧 0.640 in 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Petersburg

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Petersburg

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 9:00 PM

PM2.5 Fine particles Good 9,9µg/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 11,0µg/m³

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

O₃ Ozone Fair 91,8µg/m³

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

NO₂ Nitrogen dioxide Good 4,9µg/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 Petersburg

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 7,7High 🙂Fair

Tomorrow UV 7,9High 🙂Fair

Wednesday UV 7,9High 🙂Fair

Thursday UV 3,6Moderate 🙂Fair

Friday UV 6,3High 🙂Fair

Saturday UV 7,0High —Unavailable

Sunday UV 8,0Very high —Unavailable

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 Petersburg

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · PETERSBURG, INDIANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:41 PM–5:53 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 13% Waning Crescent · Moon about 5° above 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 2–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min78%

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 Petersburg were last refreshed today at 8:42 PM. The current forecast period extends through 09/09/2026 at 6:00 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.