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Current weather in Monticello is overcast clouds.

Where can I find the hourly weather forecast for Monticello?

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

Is the weather forecast for Monticello updated regularly?

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

Now · 2:46 AM

Monticello Weather & Hourly Forecast

United States · Illinois · 61856

61°F

Overcast night

Feels like: 58°F

💧 Humidity 82% 🌡 Pressure 30.24 inHg 💨 Wind 7 mph 👁 Visibility 13.5 mi ☁ Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:41 AM 🌇 Sunset 6:51 PM

Hourly Forecast for Monticello

Today

3:00 AM

Overcast night

61° 💧 0.002 in 💨 7 mph H 82%30.24 inHg

6:00 AM

Overcast night

60° 💧 0.003 in 💨 8 mph H 85%30.27 inHg

9:00 AM

Mostly cloudy

62° 💧 None 💨 10 mph H 77%30.30 inHg

12:00 PM

Overcast

67° 💧 None 💨 12 mph H 64%30.30 inHg

3:00 PM

Overcast

69° 💧 0.000 in 💨 12 mph H 60%30.24 inHg

6:00 PM

Overcast

66° 💧 None 💨 11 mph H 68%30.24 inHg

9:00 PM

Overcast night

63° 💧 None 💨 9 mph H 76%30.30 inHg

Tomorrow

12:00 AM

Mostly clear night

61° 💧 None 💨 8 mph H 83%30.27 inHg

3:00 AM

Mostly clear night

59° 💧 None 💨 7 mph H 87%30.27 inHg

6:00 AM

Mostly cloudy night

56° 💧 None 💨 7 mph H 87%30.27 inHg

9:00 AM

Mostly sunny

61° 💧 None 💨 7 mph H 73%30.30 inHg

12:00 PM

Sunny

70° 💧 None 💨 7 mph H 61%30.27 inHg

3:00 PM

Overcast

74° 💧 None 💨 7 mph H 55%30.21 inHg

6:00 PM

Mostly cloudy

72° 💧 None 💨 6 mph H 62%30.21 inHg

9:00 PM

Mostly cloudy night

65° 💧 None 💨 5 mph H 78%30.24 inHg

Friday

12:00 AM

Clear night

63° 💧 None 💨 6 mph H 83%30.24 inHg

Today

3:00 AM

Overcast night

61° 💧 0.001 in 💨 7 mph H 82%30.24 inHg

4:00 AM

Overcast night

60° 💧 0.001 in 💨 7 mph H 83%30.24 inHg

5:00 AM

Overcast night

60° 💧 0.001 in 💨 8 mph H 84%30.24 inHg

6:00 AM

Overcast night

60° 💧 0.001 in 💨 8 mph H 85%30.27 inHg

7:00 AM

Overcast

60° 💧 0.001 in 💨 8 mph H 84%30.27 inHg

8:00 AM

Mostly cloudy

60° 💧 0.000 in 💨 9 mph H 81%30.30 inHg

9:00 AM

Mostly cloudy

62° 💧 None 💨 10 mph H 77%30.30 inHg

10:00 AM

Partly cloudy

64° 💧 None 💨 10 mph H 71%30.30 inHg

11:00 AM

Mostly cloudy

66° 💧 None 💨 11 mph H 66%30.30 inHg

12:00 PM

Overcast

67° 💧 None 💨 12 mph H 64%30.30 inHg

1:00 PM

Overcast

68° 💧 None 💨 12 mph H 62%30.27 inHg

2:00 PM

Overcast

69° 💧 None 💨 12 mph H 60%30.27 inHg

3:00 PM

Overcast

69° 💧 0.000 in 💨 12 mph H 60%30.24 inHg

4:00 PM

Overcast

68° 💧 None 💨 12 mph H 62%30.24 inHg

5:00 PM

Overcast

67° 💧 None 💨 12 mph H 65%30.24 inHg

6:00 PM

Overcast

66° 💧 None 💨 11 mph H 68%30.24 inHg

7:00 PM

Overcast night

65° 💧 None 💨 9 mph H 71%30.27 inHg

8:00 PM

Overcast night

64° 💧 None 💨 9 mph H 74%30.27 inHg

9:00 PM

Overcast night

63° 💧 None 💨 9 mph H 76%30.30 inHg

10:00 PM

Overcast night

63° 💧 None 💨 9 mph H 78%30.30 inHg

11:00 PM

Partly cloudy night

62° 💧 None 💨 8 mph H 80%30.27 inHg

Tomorrow

12:00 AM

Mostly clear night

61° 💧 None 💨 8 mph H 83%30.27 inHg

1:00 AM

Mostly cloudy night

60° 💧 None 💨 7 mph H 87%30.27 inHg

2:00 AM

Partly cloudy night

60° 💧 None 💨 7 mph H 88%30.27 inHg

3:00 AM

Mostly clear night

59° 💧 None 💨 7 mph H 87%30.27 inHg

4:00 AM

Clear night

58° 💧 None 💨 7 mph H 88%30.27 inHg

5:00 AM

Mostly clear night

57° 💧 None 💨 7 mph H 88%30.27 inHg

6:00 AM

Mostly cloudy night

56° 💧 None 💨 7 mph H 87%30.27 inHg

7:00 AM

Mostly sunny

56° 💧 None 💨 7 mph H 86%30.27 inHg

8:00 AM

Sunny

58° 💧 None 💨 7 mph H 82%30.30 inHg

9:00 AM

Mostly sunny

61° 💧 None 💨 7 mph H 73%30.30 inHg

10:00 AM

Partly cloudy

64° 💧 None 💨 8 mph H 68%30.30 inHg

11:00 AM

Mostly cloudy

67° 💧 None 💨 7 mph H 64%30.30 inHg

12:00 PM

Sunny

70° 💧 None 💨 7 mph H 61%30.27 inHg

1:00 PM

Sunny

72° 💧 None 💨 7 mph H 59%30.24 inHg

2:00 PM

Partly cloudy

74° 💧 None 💨 7 mph H 56%30.24 inHg

3:00 PM

Overcast

74° 💧 None 💨 7 mph H 55%30.21 inHg

4:00 PM

Overcast

73° 💧 None 💨 6 mph H 57%30.21 inHg

5:00 PM

Overcast

72° 💧 None 💨 6 mph H 59%30.21 inHg

6:00 PM

Mostly cloudy

72° 💧 None 💨 6 mph H 62%30.21 inHg

7:00 PM

Mostly cloudy night

69° 💧 None 💨 4 mph H 69%30.21 inHg

8:00 PM

Mostly cloudy night

68° 💧 None 💨 5 mph H 73%30.21 inHg

9:00 PM

Mostly cloudy night

65° 💧 None 💨 5 mph H 78%30.24 inHg

10:00 PM

Mostly cloudy night

65° 💧 None 💨 5 mph H 80%30.24 inHg

11:00 PM

Partly cloudy night

65° 💧 None 💨 7 mph H 79%30.24 inHg

Friday

12:00 AM

Clear night

63° 💧 None 💨 6 mph H 83%30.24 inHg

1:00 AM

Clear night

61° 💧 None 💨 6 mph H 87%30.24 inHg

2:00 AM

Mostly clear night

60° 💧 None 💨 6 mph H 88%30.21 inHg

3:00 AM

Mostly cloudy night

59° 💧 None 💨 5 mph H 90%30.24 inHg

4:00 AM

Mostly clear night

59° 💧 None 💨 6 mph H 89%30.24 inHg

5:00 AM

Partly cloudy night

58° 💧 None 💨 5 mph H 89%30.24 inHg

6:00 AM

Overcast night

58° 💧 None 💨 6 mph H 87%30.24 inHg

7:00 AM

Overcast

59° 💧 None 💨 6 mph H 81%30.27 inHg

8:00 AM

Overcast

60° 💧 None 💨 5 mph H 77%30.27 inHg

9:00 AM

Overcast

60° 💧 0.001 in 💨 6 mph H 75%30.27 inHg

10:00 AM

Light rain

60° 💧 0.004 in 💨 6 mph H 75%30.30 inHg

11:00 AM

Overcast

61° 💧 None 💨 6 mph H 70%30.30 inHg

12:00 PM

Overcast

63° 💧 None 💨 5 mph H 65%30.27 inHg

1:00 PM

Overcast

63° 💧 None 💨 5 mph H 63%30.27 inHg

2:00 PM

Overcast

64° 💧 None 💨 5 mph H 60%30.24 inHg

3:00 PM

Overcast

66° 💧 None 💨 7 mph H 55%30.24 inHg

4:00 PM

Overcast

66° 💧 None 💨 7 mph H 50%30.21 inHg

5:00 PM

Overcast

64° 💧 None 💨 7 mph H 52%30.21 inHg

6:00 PM

Overcast

63° 💧 None 💨 5 mph H 58%30.21 inHg

7:00 PM

Mostly cloudy night

61° 💧 None 💨 4 mph H 66%30.21 inHg

10:00 PM

Mostly clear night

56° 💧 None 💨 7 mph H 73%30.24 inHg

Saturday

1:00 AM

Mostly clear night

54° 💧 None 💨 6 mph H 79%30.21 inHg

4:00 AM

Mostly clear night

52° 💧 None 💨 6 mph H 84%30.18 inHg

7:00 AM

Mostly sunny

50° 💧 None 💨 6 mph H 89%30.21 inHg

10:00 AM

Sunny

62° 💧 None 💨 7 mph H 64%30.24 inHg

1:00 PM

Overcast

69° 💧 None 💨 5 mph H 47%30.18 inHg

4:00 PM

Overcast

69° 💧 None 💨 7 mph H 46%30.12 inHg

7:00 PM

Overcast night

63° 💧 None 💨 4 mph H 64%30.12 inHg

10:00 PM

Overcast night

60° 💧 None 💨 4 mph H 72%30.12 inHg

Sunday

1:00 AM

Overcast night

60° 💧 None 💨 6 mph H 75%30.12 inHg

4:00 AM

Overcast night

58° 💧 None 💨 5 mph H 80%30.09 inHg

7:00 AM

Mostly cloudy

55° 💧 None 💨 5 mph H 89%30.12 inHg

10:00 AM

Mostly cloudy

65° 💧 None 💨 6 mph H 67%30.12 inHg

1:00 PM

Partly cloudy

73° 💧 None 💨 5 mph H 44%30.09 inHg

4:00 PM

Partly cloudy

74° 💧 None 💨 5 mph H 41%30.03 inHg

7:00 PM

Partly cloudy night

66° 💧 None 💨 5 mph H 60%30.03 inHg

10:00 PM

Overcast night

62° 💧 None 💨 4 mph H 73%30.03 inHg

Monday

1:00 AM

Mostly cloudy night

58° 💧 None 💨 5 mph H 79%30.03 inHg

4:00 AM

Partly cloudy night

56° 💧 None 💨 5 mph H 85%30.03 inHg

7:00 AM

Sunny

53° 💧 None 💨 5 mph H 93%30.03 inHg

10:00 AM

Sunny

67° 💧 None 💨 5 mph H 60%30.03 inHg

1:00 PM

Sunny

74° 💧 None 💨 5 mph H 41%29.97 inHg

4:00 PM

Sunny

76° 💧 None 💨 5 mph H 38%29.91 inHg

7:00 PM

Partly cloudy night

67° 💧 None 💨 5 mph H 57%29.91 inHg

Tuesday

1:00 AM

Mostly cloudy night

61° 💧 None 💨 7 mph H 69%29.91 inHg

7:00 AM

Mostly cloudy

60° 💧 None 💨 9 mph H 77%29.88 inHg

1:00 PM

Heavy rain

69° 💧 None 💨 12 mph H 87%29.83 inHg

7:00 PM

Moderate rain

68° 💧 None 💨 7 mph H 95%29.74 inHg

Wednesday

1:00 AM

Moderate rain

68° 💧 None 💨 12 mph H 95%29.68 inHg

7:00 AM

Moderate rain

68° 💧 None 💨 15 mph H 93%29.59 inHg

1:00 PM

Light rain

70° 💧 None 💨 8 mph H 94%29.62 inHg

7:00 PM

Overcast night

67° 💧 None 💨 7 mph H 84%29.65 inHg

Thursday

1:00 AM

Overcast night

63° 💧 None 💨 11 mph H 95%29.65 inHg

7:00 AM

Overcast

60° 💧 None 💨 9 mph H 91%29.71 inHg

1:00 PM

Mostly sunny

67° 💧 None 💨 14 mph H 65%29.77 inHg

7:00 PM

Mostly cloudy night

62° 💧 None 💨 11 mph H 58%29.85 inHg

Friday

1:00 AM

Clear night

53° 💧 None 💨 9 mph H 75%29.94 inHg

7:00 AM

Sunny

48° 💧 None 💨 9 mph H 83%30.03 inHg

1:00 PM

Sunny

61° 💧 None 💨 10 mph H 47%30.06 inHg

7:00 PM

Clear night

57° 💧 None 💨 4 mph H 62%30.06 inHg

Saturday

1:00 AM

Clear night

49° 💧 None 💨 4 mph H 89%30.12 inHg

7:00 AM

Overcast

47° 💧 None 💨 3 mph H 96%30.18 inHg

1:00 PM

Overcast

62° 💧 None 💨 5 mph H 45%30.24 inHg

7:00 PM

Mostly clear night

57° 💧 None 💨 4 mph H 61%30.21 inHg

Sunday

1:00 AM

Partly cloudy night

50° 💧 None 💨 2 mph H 78%30.24 inHg

7:00 AM

Mostly cloudy

47° 💧 None 💨 3 mph H 90%30.27 inHg

1:00 PM

Sunny

67° 💧 None 💨 5 mph H 47%30.24 inHg

7:00 PM

Partly cloudy night

61° 💧 None 💨 6 mph H 62%30.18 inHg

Monday

1:00 AM

Overcast night

57° 💧 None 💨 9 mph H 71%30.18 inHg

7:00 AM

Overcast

54° 💧 None 💨 8 mph H 77%30.15 inHg

1:00 PM

Overcast

71° 💧 None 💨 10 mph H 59%30.12 inHg

7:00 PM

Clear night

67° 💧 None 💨 9 mph H 72%30.06 inHg

Tuesday

1:00 AM

Clear night

63° 💧 None 💨 11 mph H 81%30.03 inHg

7:00 AM

Sunny

61° 💧 None 💨 11 mph H 83%30.00 inHg

1:00 PM

Sunny

77° 💧 None 💨 11 mph H 61%29.94 inHg

7:00 PM

Clear night

69° 💧 None 💨 12 mph H 65%29.97 inHg

Wednesday

1:00 AM

Clear night

55° 💧 None 💨 10 mph H 63%30.06 inHg

7:00 AM

Sunny

49° 💧 None 💨 9 mph H 67%30.15 inHg

1:00 PM

Sunny

60° 💧 None 💨 12 mph H 39%30.12 inHg

7:00 PM

Mostly clear night

54° 💧 None 💨 9 mph H 48%30.09 inHg

In Monticello and, more broadly, across the state of Illinois: This morning begins with mostly cloudy skies and mild temperatures ranging from 60 to 69 degrees Fahrenheit. Winds will be coming from the northeast at around 11 mph, with gusts reaching up to 21 mph. As the day progresses into the afternoon, the cloud cover is expected to persist, but no precipitation is anticipated. Temperatures are likely to remain steady within the mild range, providing comfortable conditions for outdoor activities. Winds will continue from the northeast, maintaining a moderate breeze throughout the day. Overall, it will be a relatively calm day with partly cloudy skies and no significant weather disruptions.

15-Day Weather Outlook for Monticello

TomorrowTomorrow

Mostly sunny 74°/56° 💧 None 💨 8 mph

Friday, Sep 25Fri Sep 25

Light rain 66°/56° 💧 0.008 in 💨 7 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 69°/50° 💧 0.001 in 💨 7 mph

Sunday, Sep 27Sun Sep 27

Overcast 74°/55° 💧 None 💨 6 mph

Monday, Sep 28Mon Sep 28

Mostly cloudy 76°/53° 💧 None 💨 5 mph

Tuesday, Sep 29Tue Sep 29

Heavy rain 69°/60° 💧 0.440 in 💨 12 mph

Wednesday, Sep 30Wed Sep 30

Moderate rain 70°/67° 💧 1.239 in 💨 15 mph

Thursday, Oct 1Thu Oct 1

Overcast 67°/60° 💧 0.273 in 💨 14 mph

Friday, Oct 2Fri Oct 2

Sunny 61°/48° 💧 None 💨 10 mph

Saturday, Oct 3Sat Oct 3

Overcast 62°/47° 💧 None 💨 5 mph

Sunday, Oct 4Sun Oct 4

Partly cloudy 67°/47° 💧 None 💨 6 mph

Monday, Oct 5Mon Oct 5

Overcast 71°/54° 💧 0.196 in 💨 10 mph

Tuesday, Oct 6Tue Oct 6

Sunny 77°/61° 💧 0.004 in 💨 12 mph

Wednesday, Oct 7Wed Oct 7

Mostly sunny 60°/49° 💧 None 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Monticello

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Monticello

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 3:00 AM

PM2.5 Fine particles Good 2,6µg/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 3,0µg/m³

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

O₃ Ozone Good 56,6µg/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 Monticello

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 3,5Moderate 😊Good

Tomorrow UV 5,6Moderate 🙂Fair

Friday UV 2,3Low 🙂Fair

Saturday UV 0,9Low 😐Moderate

Sunday UV 4,0Moderate 🙂Fair

Monday UV 5,0Moderate —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

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

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 Monticello

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MONTICELLO, ILLINOIS

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

28/100Best-hour score

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

☁ Cloud cover 100% Real hourly forecast for the best viewing hour.

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 65° 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 20–NOV 20

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

ACTIVE NOW

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

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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 Monticello were last refreshed today at 2:46 AM. The current forecast period extends through 25/09/2026 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.