Monticello, IN Weather Forecast

Local 7-day forecast

65°
F

Slight Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Monticello, IN in one place.

Wednesday, April 15, 2026
Wind: 10 to 15 mph SW
Overnight

A slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Monticello, IN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 15, 2026 5:24 AM EDT.

The active forecast window currently covers Apr 15 to Apr 21, 2026 for Monticello, IN.

Page Snapshot

Page focus
city weather
Forecast window
Apr 15 to Apr 21, 2026
Latest sync
Apr 15, 2026 5:24 AM EDT
Forecast office
IWX
Source
NOAA / NWS
Next High
77°F
Wednesday
Next Low
65°F
Overnight
Rain Outlook
9
Periods mentioning precipitation
Windiest
15 to 20 mph
Saturday

Daily Outlook

Today
Apr 15
Showers And Thunderstorms Likely
77 °F
/ 65°F
Wind 10 to 15 mph
Thu
Apr 16
Showers And Thunderstorms
74 °F
/ 55°F
Wind 10 to 15 mph
Fri
Apr 17
Mostly Sunny
80 °F
/ 58°F
Wind 0 to 10 mph
Sat
Apr 18
Showers And Thunderstorms Likely
70 °F
/ 38°F
Wind 15 to 20 mph
Sun
Apr 19
Slight Chance Rain Showers then Mostly Sunny
53 °F
/ 35°F
Wind 10 to 15 mph
Mon
Apr 20
Sunny
60 °F
/ 45°F
Wind 5 to 10 mph
Tue
Apr 21
Mostly Sunny
72 °F
Wind 10 to 15 mph

This Week in Monticello

Friday looks like the warmest upcoming period in Monticello at 80 degrees F.

Sunday Night is the coolest period ahead with temperatures near 35 degrees F.

The strongest winds are forecast for Saturday at about 15 to 20 mph SW.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated
Apr 15, 2026 5:24 AM EDT
Coverage
7 days
Time zone
America/Indiana/Indianapolis
Forecast office
IWX
Radar station
KIWX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday
Apr 15
77°F
Showers And Thunderstorms Likely
10 to 15 mph SW

A chance of showers and thunderstorms before 11am, then showers and thunderstorms likely between 11am and noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 77. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night
Apr 15
63°F
Showers And Thunderstorms Likely then Showers And Thunderstorms
10 to 15 mph S

Showers and thunderstorms likely before 8pm, then showers and thunderstorms. Mostly cloudy, with a low around 63. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Thursday
Apr 16
74°F
Showers And Thunderstorms
10 to 15 mph SW

Showers and thunderstorms. Partly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night
Apr 16
55°F
Showers And Thunderstorms Likely
0 to 10 mph W

Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 55. West wind 0 to 10 mph. Chance of precipitation is 70%.

Friday
Apr 17
80°F
Mostly Sunny
0 to 10 mph S

Mostly sunny, with a high near 80.

Friday Night
Apr 17
58°F
Chance Showers And Thunderstorms
10 to 15 mph S

A chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and thunderstorms likely. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.

Saturday
Apr 18
70°F
Showers And Thunderstorms Likely
15 to 20 mph SW

Showers and thunderstorms likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

Saturday Night
Apr 18
38°F
Chance Rain Showers
10 to 15 mph W

A chance of rain showers. Partly cloudy, with a low around 38. Chance of precipitation is 40%.

Sunday
Apr 19
53°F
Slight Chance Rain Showers then Mostly Sunny
10 to 15 mph W

A slight chance of rain showers before 8am. Mostly sunny, with a high near 53. Chance of precipitation is 20%.

Sunday Night
Apr 19
35°F
Mostly Clear
5 to 15 mph W

Mostly clear, with a low around 35.

Monday
Apr 20
60°F
Sunny
5 to 10 mph SW

Sunny, with a high near 60.

Monday Night
Apr 20
45°F
Mostly Clear
5 to 10 mph S

Mostly clear, with a low around 45.

Tuesday
Apr 21
72°F
Mostly Sunny
10 to 15 mph SW

Mostly sunny, with a high near 72.

Detailed Forecast

Period Conditions Temp Wind
Overnight
Apr 15
Slight Chance Showers And Thunderstorms
65°F
10 to 15 mph
SW
Wednesday
Apr 15
Showers And Thunderstorms Likely
77°F
10 to 15 mph
SW
Wednesday Night
Apr 15
Showers And Thunderstorms Likely then Showers And Thunderstorms
63°F
10 to 15 mph
S
Thursday
Apr 16
Showers And Thunderstorms
74°F
10 to 15 mph
SW
Thursday Night
Apr 16
Showers And Thunderstorms Likely
55°F
0 to 10 mph
W
Friday
Apr 17
Mostly Sunny
80°F
0 to 10 mph
S
Friday Night
Apr 17
Chance Showers And Thunderstorms
58°F
10 to 15 mph
S
Saturday
Apr 18
Showers And Thunderstorms Likely
70°F
15 to 20 mph
SW
Saturday Night
Apr 18
Chance Rain Showers
38°F
10 to 15 mph
W
Sunday
Apr 19
Slight Chance Rain Showers then Mostly Sunny
53°F
10 to 15 mph
W
Sunday Night
Apr 19
Mostly Clear
35°F
5 to 15 mph
W
Monday
Apr 20
Sunny
60°F
5 to 10 mph
SW
Monday Night
Apr 20
Mostly Clear
45°F
5 to 10 mph
S
Tuesday
Apr 21
Mostly Sunny
72°F
10 to 15 mph
SW
Monticello Carnegie Library
Monticello Carnegie Library image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.