Weather Alert
Rochester Weather Warning NWS WEATHER ALERT FOR THE ROCHESTER, IL AREA - Issued: 407 AM CDT Mon Sep 21 2026 Rochester Weather Warning

World > North America > United States > Illinois > Rochester  

Rochester, IL Weather - Hour by Hour Forecast

Feedback E-mail the Weather

Quick Clicks

Rochester, IL Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 61°F16°C, dew point 61°F16°C, humidity 100%. Wind direction is NE at 15 mph24 km/h with visibility of 10.00 mi16 km. Barometric pressure is 30 in1016 mb.
Today - Cloudy. A chance of showers this morning. Much cooler with highs in the upper 60s. Northeast winds around 10 mph. Chance of rain 3.. Full Forecast
Tonight - Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph... Full Forecast

Rochester Hourly Weather

24 Hour Forecast Scroll
Mon, Sep 21
5:00 am
Mon, Sep 21
6:00 am
Mon, Sep 21
7:00 am
Mon, Sep 21
8:00 am
Mon, Sep 21
9:00 am
Mon, Sep 21
10:00 am
Mon, Sep 21
11:00 am
Mon, Sep 21
Noon
Mon, Sep 21
1:00 pm
Mon, Sep 21
2:00 pm
Mon, Sep 21
3:00 pm
Mon, Sep 21
4:00 pm
Mon, Sep 21
5:00 pm
Mon, Sep 21
6:00 pm
Mon, Sep 21
7:00 pm
Mon, Sep 21
8:00 pm
Mon, Sep 21
9:00 pm
Mon, Sep 21
10:00 pm
Mon, Sep 21
11:00 pm
Tue, Sep 22
Midnight
Tue, Sep 22
1:00 am
Tue, Sep 22
2:00 am
Tue, Sep 22
3:00 am
Tue, Sep 22
4:00 am
Rochester, IL Hourly Weather - Cloudy - 5:00 AM Rochester, IL Hourly Weather - Cloudy - 6:00 AM Rochester, IL Hourly Weather - Cloudy - 7:00 AM Rochester, IL Hourly Weather - Cloudy - 8:00 AM Rochester, IL Hourly Weather - Cloudy - 9:00 AM Rochester, IL Hourly Weather - Cloudy - 10:00 AM Rochester, IL Hourly Weather - Cloudy - 11:00 AM Rochester, IL Hourly Weather - Cloudy - 12:00 PM Rochester, IL Hourly Weather - Cloudy - 1:00 PM Rochester, IL Hourly Weather - Cloudy - 2:00 PM Rochester, IL Hourly Weather - Cloudy - 3:00 PM Rochester, IL Hourly Weather - Cloudy - 4:00 PM Rochester, IL Hourly Weather - Cloudy - 5:00 PM Rochester, IL Hourly Weather - Cloudy - 6:00 PM Rochester, IL Hourly Weather - Cloudy - 7:00 PM Rochester, IL Hourly Weather - Cloudy - 8:00 PM Rochester, IL Hourly Weather - Cloudy - 9:00 PM Rochester, IL Hourly Weather - Cloudy - 10:00 PM Rochester, IL Hourly Weather - Cloudy - 11:00 PM Rochester, IL Hourly Weather - Cloudy - 12:00 AM Rochester, IL Hourly Weather - Cloudy - 1:00 AM Rochester, IL Hourly Weather - Cloudy - 2:00 AM Rochester, IL Hourly Weather - Cloudy - 3:00 AM Rochester, IL Hourly Weather - Cloudy - 4:00 AM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
66°F19°C 66°F19°C 65°F18°C 64°F18°C 63°F17°C 62°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 64°F18°C 63°F17°C 62°F17°C 61°F16°C 61°F16°C 60°F16°C 60°F16°C 59°F15°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C
Rain Rain Rain Rain Rain Rain Rain Rain Rain - - - - - - - - - - - - - - -
61% 61% 61% 29% 29% 29% 29% 29% 29% 12% 12% 12% 12% 12% 12% 9% 9% 9% 9% 9% 9% 16% 16% 16%
64°F18°C 63°F17°C 63°F17°C 63°F17°C 62°F17°C 62°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C 63°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 60°F16°C 60°F16°C 59°F15°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C
93% 90% 93% 97% 97% 100% 100% 100% 100% 100% 93% 93% 97% 97% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100%
NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
8 mph 9 mph 9 mph 9 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 7 mph 7 mph 7 mph 8 mph 8 mph 8 mph 7 mph 7 mph 7 mph 7 mph 7 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 6 mi10 km 6 mi10 km 6 mi10 km 6 mi10 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KSPI model statistics.

Trending Headlines

Trending Entertainment Headlines

Rochester Radar Loop

Use the map search tool if you want to place a location marker on the radar map...
Prob Precip % = Probability of Precipitation.

Rochester 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

E-mail the Rochester Weather Forecast

Voice your opinion or tell us about page issues...

Rochester IL Weather - 6:37 am

What are people saying?

Contact Us