What is the weather in Geneseo right now?

Current weather in Geneseo is thunderstorm with light rain.

Where can I find the hourly weather forecast for Geneseo?

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

Is the weather forecast for Geneseo updated regularly?

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

Now · 10:36 AM

Geneseo Weather & Hourly Forecast

United States · Illinois · 61254

66°F

Light thunderstorms

Feels like: 67°F

💧 Humidity 94% 🌡 Pressure 30.27 inHg 💨 Wind 8 mph 👁 Visibility 4.3 mi ☁ Clouds 100% ☀️ UV index 0.4 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Geneseo

Today

11:00 AM

Light thunderstorms

66° 💧 0.141 in 💨 8 mph H 94%30.27 inHg

2:00 PM

Overcast

74° 💧 0.006 in 💨 8 mph H 83%30.24 inHg

5:00 PM

Light rain

75° 💧 0.004 in 💨 6 mph H 87%30.18 inHg

8:00 PM

Overcast night

71° 💧 0.001 in 💨 7 mph H 93%30.18 inHg

11:00 PM

Clear night

69° 💧 0.004 in 💨 6 mph H 95%30.21 inHg

Tomorrow

2:00 AM

Partly cloudy night

67° 💧 None 💨 2 mph H 98%30.15 inHg

5:00 AM

Overcast night

67° 💧 0.138 in 💨 8 mph H 96%30.18 inHg

8:00 AM

Light rain

67° 💧 0.006 in 💨 4 mph H 97%30.18 inHg

11:00 AM

Overcast

75° 💧 0.001 in 💨 6 mph H 82%30.21 inHg

2:00 PM

Overcast

80° 💧 0.001 in 💨 4 mph H 74%30.18 inHg

5:00 PM

Mostly cloudy

78° 💧 0.001 in 💨 6 mph H 76%30.15 inHg

8:00 PM

Overcast night

73° 💧 0.000 in 💨 7 mph H 87%30.18 inHg

11:00 PM

Overcast night

71° 💧 0.001 in 💨 7 mph H 87%30.24 inHg

Friday

2:00 AM

Overcast night

70° 💧 0.000 in 💨 6 mph H 86%30.24 inHg

5:00 AM

Mostly cloudy night

67° 💧 None 💨 7 mph H 82%30.24 inHg

8:00 AM

Partly cloudy

64° 💧 None 💨 6 mph H 81%30.24 inHg

Today

11:00 AM

Light thunderstorms

66° 💧 0.033 in 💨 8 mph H 94%30.27 inHg

12:00 PM

Light rain

67° 💧 0.061 in 💨 7 mph H 96%30.27 inHg

1:00 PM

Light thunderstorms

69° 💧 0.047 in 💨 6 mph H 96%30.24 inHg

2:00 PM

Overcast

74° 💧 0.002 in 💨 8 mph H 83%30.24 inHg

3:00 PM

Overcast

75° 💧 0.001 in 💨 8 mph H 82%30.21 inHg

4:00 PM

Overcast

75° 💧 0.003 in 💨 7 mph H 83%30.18 inHg

5:00 PM

Light rain

75° 💧 0.004 in 💨 6 mph H 87%30.18 inHg

6:00 PM

Overcast

74° 💧 0.000 in 💨 6 mph H 88%30.18 inHg

7:00 PM

Mostly cloudy

73° 💧 None 💨 7 mph H 90%30.18 inHg

8:00 PM

Overcast night

71° 💧 None 💨 7 mph H 93%30.18 inHg

9:00 PM

Mostly cloudy night

71° 💧 None 💨 7 mph H 92%30.21 inHg

10:00 PM

Partly cloudy night

70° 💧 0.001 in 💨 6 mph H 94%30.21 inHg

11:00 PM

Clear night

69° 💧 0.004 in 💨 6 mph H 95%30.21 inHg

Tomorrow

12:00 AM

Clear night

68° 💧 None 💨 5 mph H 97%30.18 inHg

1:00 AM

Clear night

68° 💧 None 💨 4 mph H 98%30.18 inHg

2:00 AM

Partly cloudy night

67° 💧 None 💨 2 mph H 98%30.15 inHg

3:00 AM

Mostly cloudy night

67° 💧 None 💨 3 mph H 99%30.12 inHg

4:00 AM

Overcast night

67° 💧 None 💨 7 mph H 98%30.15 inHg

5:00 AM

Overcast night

67° 💧 0.000 in 💨 8 mph H 96%30.18 inHg

6:00 AM

Light thunderstorms

67° 💧 0.063 in 💨 5 mph H 95%30.18 inHg

7:00 AM

Light thunderstorms

67° 💧 0.075 in 💨 2 mph H 95%30.18 inHg

8:00 AM

Light rain

67° 💧 0.005 in 💨 4 mph H 97%30.18 inHg

9:00 AM

Overcast

68° 💧 0.001 in 💨 5 mph H 95%30.21 inHg

10:00 AM

Mostly cloudy

70° 💧 None 💨 5 mph H 91%30.21 inHg

11:00 AM

Overcast

75° 💧 None 💨 6 mph H 82%30.21 inHg

12:00 PM

Overcast

77° 💧 0.000 in 💨 5 mph H 78%30.21 inHg

1:00 PM

Overcast

78° 💧 0.000 in 💨 4 mph H 76%30.21 inHg

2:00 PM

Overcast

80° 💧 0.001 in 💨 4 mph H 74%30.18 inHg

3:00 PM

Overcast

80° 💧 0.000 in 💨 5 mph H 73%30.18 inHg

4:00 PM

Overcast

79° 💧 0.000 in 💨 6 mph H 74%30.15 inHg

5:00 PM

Mostly cloudy

78° 💧 0.000 in 💨 6 mph H 76%30.15 inHg

6:00 PM

Overcast

77° 💧 0.000 in 💨 5 mph H 80%30.15 inHg

7:00 PM

Overcast

75° 💧 0.000 in 💨 8 mph H 84%30.18 inHg

8:00 PM

Overcast night

73° 💧 None 💨 7 mph H 87%30.18 inHg

9:00 PM

Overcast night

73° 💧 None 💨 7 mph H 86%30.21 inHg

10:00 PM

Overcast night

72° 💧 0.000 in 💨 7 mph H 86%30.24 inHg

11:00 PM

Overcast night

71° 💧 0.001 in 💨 7 mph H 87%30.24 inHg

Friday

12:00 AM

Overcast night

71° 💧 None 💨 7 mph H 87%30.24 inHg

1:00 AM

Overcast night

70° 💧 None 💨 7 mph H 87%30.24 inHg

2:00 AM

Overcast night

70° 💧 0.000 in 💨 6 mph H 86%30.24 inHg

3:00 AM

Overcast night

69° 💧 None 💨 6 mph H 85%30.24 inHg

4:00 AM

Mostly cloudy night

68° 💧 None 💨 7 mph H 83%30.24 inHg

5:00 AM

Mostly cloudy night

67° 💧 None 💨 7 mph H 82%30.24 inHg

6:00 AM

Mostly cloudy night

64° 💧 None 💨 7 mph H 81%30.24 inHg

7:00 AM

Partly cloudy

64° 💧 None 💨 7 mph H 80%30.24 inHg

8:00 AM

Partly cloudy

64° 💧 None 💨 6 mph H 81%30.24 inHg

9:00 AM

Mostly sunny

67° 💧 None 💨 7 mph H 79%30.24 inHg

10:00 AM

Mostly sunny

70° 💧 None 💨 8 mph H 76%30.24 inHg

11:00 AM

Partly cloudy

73° 💧 None 💨 8 mph H 73%30.24 inHg

12:00 PM

Partly cloudy

75° 💧 None 💨 9 mph H 70%30.21 inHg

1:00 PM

Overcast

78° 💧 None 💨 9 mph H 65%30.18 inHg

2:00 PM

Overcast

79° 💧 None 💨 9 mph H 64%30.12 inHg

3:00 PM

Mostly cloudy

79° 💧 None 💨 10 mph H 66%30.12 inHg

4:00 PM

Overcast

78° 💧 None 💨 11 mph H 68%30.09 inHg

5:00 PM

Mostly cloudy

78° 💧 0.001 in 💨 10 mph H 70%30.06 inHg

6:00 PM

Mostly cloudy

76° 💧 0.000 in 💨 9 mph H 74%30.06 inHg

7:00 PM

Mostly sunny

75° 💧 None 💨 9 mph H 76%30.06 inHg

Saturday

4:00 AM

Mostly cloudy night

74° 💧 None 💨 12 mph H 85%29.88 inHg

7:00 AM

Overcast

73° 💧 None 💨 6 mph H 92%29.88 inHg

10:00 AM

Overcast

80° 💧 None 💨 8 mph H 78%29.85 inHg

1:00 PM

Overcast

85° 💧 None 💨 8 mph H 65%29.83 inHg

4:00 PM

Mostly cloudy

86° 💧 None 💨 8 mph H 62%29.80 inHg

7:00 PM

Light rain

80° 💧 None 💨 2 mph H 82%29.80 inHg

10:00 PM

Mostly clear night

75° 💧 None 💨 7 mph H 95%29.85 inHg

Sunday

1:00 AM

Light rain

70° 💧 None 💨 10 mph H 93%29.88 inHg

4:00 AM

Heavy rain

66° 💧 None 💨 8 mph H 97%29.91 inHg

7:00 AM

Overcast

64° 💧 None 💨 9 mph H 97%29.94 inHg

10:00 AM

Light rain

65° 💧 None 💨 10 mph H 95%29.97 inHg

1:00 PM

Overcast

70° 💧 None 💨 14 mph H 80%29.97 inHg

4:00 PM

Light rain

71° 💧 None 💨 12 mph H 75%29.94 inHg

7:00 PM

Light rain

65° 💧 None 💨 12 mph H 94%29.94 inHg

10:00 PM

Light rain

63° 💧 None 💨 12 mph H 93%29.97 inHg

Monday

1:00 AM

Overcast night

63° 💧 None 💨 10 mph H 94%29.97 inHg

4:00 AM

Moderate rain

62° 💧 None 💨 10 mph H 96%29.94 inHg

7:00 AM

Light rain

62° 💧 None 💨 8 mph H 96%29.94 inHg

10:00 AM

Light rain

62° 💧 None 💨 13 mph H 96%29.97 inHg

1:00 PM

Overcast

65° 💧 None 💨 14 mph H 80%29.97 inHg

4:00 PM

Moderate rain

62° 💧 None 💨 12 mph H 93%29.97 inHg

7:00 PM

Overcast

60° 💧 None 💨 12 mph H 89%30.03 inHg

10:00 PM

Overcast night

60° 💧 None 💨 12 mph H 78%30.06 inHg

Tuesday

1:00 AM

Overcast night

60° 💧 None 💨 11 mph H 78%30.06 inHg

7:00 AM

Overcast

62° 💧 None 💨 8 mph H 96%30.06 inHg

1:00 PM

Overcast

61° 💧 None 💨 9 mph H 92%30.06 inHg

7:00 PM

Overcast night

68° 💧 None 💨 6 mph H 77%30.12 inHg

Wednesday

1:00 AM

Overcast night

66° 💧 None 💨 6 mph H 83%30.12 inHg

7:00 AM

Overcast

62° 💧 None 💨 3 mph H 91%30.21 inHg

1:00 PM

Overcast

62° 💧 None 💨 3 mph H 94%30.21 inHg

7:00 PM

Light rain

70° 💧 None 💨 3 mph H 76%30.24 inHg

Thursday

1:00 AM

Overcast night

68° 💧 None 💨 4 mph H 84%30.18 inHg

7:00 AM

Overcast

65° 💧 None 💨 5 mph H 96%30.18 inHg

1:00 PM

Light rain

65° 💧 None 💨 6 mph H 98%30.15 inHg

7:00 PM

Light rain

79° 💧 None 💨 6 mph H 71%30.09 inHg

Friday

1:00 AM

Moderate rain

72° 💧 None 💨 7 mph H 95%30.03 inHg

7:00 AM

Partly cloudy

68° 💧 None 💨 5 mph H 98%30.06 inHg

1:00 PM

Overcast

67° 💧 None 💨 5 mph H 99%30.09 inHg

7:00 PM

Partly cloudy night

74° 💧 None 💨 8 mph H 70%30.12 inHg

Saturday

1:00 AM

Partly cloudy night

68° 💧 None 💨 4 mph H 81%30.12 inHg

7:00 AM

Sunny

62° 💧 None 💨 5 mph H 92%30.15 inHg

1:00 PM

Overcast

65° 💧 None 💨 5 mph H 89%30.18 inHg

7:00 PM

Mostly cloudy night

72° 💧 None 💨 6 mph H 68%30.15 inHg

Sunday

1:00 AM

Clear night

68° 💧 None 💨 3 mph H 79%30.09 inHg

7:00 AM

Overcast

62° 💧 None 💨 2 mph H 91%30.12 inHg

1:00 PM

Mostly cloudy

61° 💧 None 💨 1 mph H 95%30.12 inHg

7:00 PM

Overcast night

73° 💧 None 💨 1 mph H 57%30.09 inHg

Monday

1:00 AM

Clear night

68° 💧 None 💨 1 mph H 73%30.03 inHg

7:00 AM

Sunny

60° 💧 None 💨 3 mph H 89%30.06 inHg

1:00 PM

Mostly sunny

57° 💧 None 💨 4 mph H 96%30.06 inHg

7:00 PM

Mostly cloudy night

73° 💧 None 💨 7 mph H 61%30.03 inHg

Tuesday

1:00 AM

Mostly cloudy night

69° 💧 None 💨 4 mph H 80%29.97 inHg

7:00 AM

Partly cloudy

63° 💧 None 💨 4 mph H 91%29.97 inHg

1:00 PM

Sunny

58° 💧 None 💨 2 mph H 92%29.97 inHg

7:00 PM

Clear night

75° 💧 None 💨 2 mph H 58%29.94 inHg

Wednesday

1:00 AM

Clear night

68° 💧 None 💨 2 mph H 75%29.91 inHg

7:00 AM

Sunny

59° 💧 None 💨 3 mph H 87%29.91 inHg

1:00 PM

Sunny

56° 💧 None 💨 3 mph H 97%29.94 inHg

7:00 PM

Clear night

79° 💧 None 💨 4 mph H 57%29.94 inHg

Thursday

1:00 AM

Clear night

73° 💧 None 💨 6 mph H 74%29.88 inHg

In Geneseo and, more broadly, across the state of Illinois: The rest of the day will be mostly sunny with just a few clouds scattered across the sky. Temperatures are expected to remain mild to warm, ranging from 75 to 81 degrees Fahrenheit. Winds will be light, coming from the southwest at around 6 mph, with occasional gusts reaching up to 12 mph. No precipitation is anticipated, so outdoor plans should be comfortable and dry. As the afternoon progresses, conditions will stay pleasant with gentle breezes and consistent warmth. Overall, it looks like a fine day to enjoy outdoor activities with clear skies and mild weather.

15-Day Weather Outlook for Geneseo

TomorrowTomorrow

Light thunderstorms 80°/67° 💧 None 💨 8 mph

Friday, Sep 18Fri Sep 18

Overcast 79°/64° 💧 None 💨 11 mph

Saturday, Sep 19Sat Sep 19

Light rain 86°/73° 💧 0.439 in 💨 12 mph

Sunday, Sep 20Sun Sep 20

Heavy rain 71°/63° 💧 1.588 in 💨 14 mph

Monday, Sep 21Mon Sep 21

Moderate rain 65°/60° 💧 1.172 in 💨 14 mph

Tuesday, Sep 22Tue Sep 22

Overcast 68°/60° 💧 0.579 in 💨 11 mph

Wednesday, Sep 23Wed Sep 23

Light rain 70°/62° 💧 0.011 in 💨 6 mph

Thursday, Sep 24Thu Sep 24

Light rain 79°/65° 💧 0.216 in 💨 6 mph

Friday, Sep 25Fri Sep 25

Moderate rain 74°/67° 💧 0.333 in 💨 8 mph

Saturday, Sep 26Sat Sep 26

Mostly cloudy 72°/62° 💧 0.014 in 💨 6 mph

Sunday, Sep 27Sun Sep 27

Overcast 73°/61° 💧 0.001 in 💨 3 mph

Monday, Sep 28Mon Sep 28

Mostly cloudy 73°/57° 💧 0.001 in 💨 7 mph

Tuesday, Sep 29Tue Sep 29

Mostly cloudy 75°/58° 💧 0.001 in 💨 4 mph

Wednesday, Sep 30Wed Sep 30

Sunny 79°/56° 💧 0.001 in 💨 4 mph

Thursday, Oct 1Thu Oct 1

Sunny 73°/73° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Geneseo

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Geneseo

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 11:00 AM

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

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

O₃ Ozone Good 43,6µg/m³

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

NO₂ Nitrogen dioxide Good 3,1µg/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 Geneseo

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 4,0Moderate 😊Good

Tomorrow UV 3,5Moderate 🙂Fair

Friday UV 6,4High 🙂Fair

Saturday UV 3,7Moderate 🙂Fair

Sunday UV 5,0Moderate 😊Good

Monday UV 6,0High —Unavailable

Tuesday UV 6,0High —Unavailable

Hourly UV index today

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

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

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 Geneseo

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GENESEO, ILLINOIS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 11:00 PM–12:00 AM.

90/100Best-hour score

BEST TIME TONIGHT 11:00 PM–12:00 AM Astronomical darkness: 8:42 PM–5:09 AM

☁ Cloud cover 5% Real hourly forecast for the best viewing hour.

☾ Moonlight 29% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 30° high at the best hour.

✦ Estimated visible meteors 1–2/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min53%

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 Geneseo were last refreshed today at 10:36 AM. The current forecast period extends through 18/09/2026 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.