Manchester, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Mostly Clear 78°F 26°C Heat Index: 78°F	Observed at: Manchester, IL	Elevation: 680 ft | 207 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Mostly Clear	Temperature: 78°F | 26°C
	Pressure: 29.28 in | 991.6 mb	Dewpoint: 72°F | 22°C
	Humidity: 81%	Wind: SW 4 mph | SW 6 kph
	Feels Like: 86°F | 30°C	Visibility: 36.5 mi | 58.7 km
	Lat/Long: 39.5422 | -90.3322	Sunrise: 5:47 AM   Sunset: 8:27 PM

7 Day Graphical Forecast

Valid: 10:16 PM 7/16/2026

Tonight Overcast 72 °F 18% Chance Precipitation Friday Overcast 92 |73 °F 19% Chance Precipitation Saturday Thunderstorm 94 |76 °F 32% Chance Precipitation Sunday Light Showers 85 |72 °F 22% Chance Precipitation Monday Overcast 94 |69 °F 6% Chance Precipitation Tuesday Overcast 90 |66 °F 11% Chance Precipitation Wednesday Overcast 71 |54 °F 3% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:16 PM 7/16/2026

10 PM Mostly Clear 79 °F 4% Chance Precipitation

11 PM Overcast 78 °F 4% Chance Precipitation

12 AM Overcast 77 °F 4% Chance Precipitation

1 AM Partly Cloudy 76 °F 5% Chance Precipitation

2 AM Mostly Clear 75 °F 6% Chance Precipitation

3 AM Clear 74 °F 7% Chance Precipitation

4 AM Clear 74 °F 7% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Manchester, IL - (Fahrenheit & Celsius) Valid: 10:16 PM 7/16/2026 Tonight Overcast with a low around 72°F [22°C]. SE wind to around 11 mph [18 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 92°F [33°C]. WSW wind to around 13 mph [21 kph], with gusts to near 18 mph [29 kph]. Dewpoint near 72°F [22°C] with humidity of 94%. Pressure around 29.28 in [991.6 mb]. UV Index: 7.65. Chance of precipitation 19% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 73°F [23°C]. WSW wind to around 13 mph [21 kph], with gusts to near 18 mph [29 kph]. Chance of precipitation 19% with QPF of 0.00 in [0.0 mm]. Saturday Thunderstorm with a high near 94°F [35°C]. W wind to around 15 mph [24 kph], with gusts to near 30 mph [47 kph]. Dewpoint near 72°F [22°C] with humidity of 87%. Pressure around 29.28 in [991.6 mb]. UV Index: 7.8. Chance of precipitation 32% with QPF of 0.03 in [0.7 mm]. Saturday Night Thunderstorm with a low around 76°F [24°C]. W wind to around 15 mph [24 kph], with gusts to near 30 mph [47 kph]. Chance of precipitation 32% with QPF of 0.03 in [0.7 mm]. Sunday Light Showers with a high near 85°F [30°C]. ENE wind to around 9 mph [14 kph], with gusts to near 20 mph [33 kph]. Dewpoint near 72°F [22°C] with humidity of 97%. Pressure around 29.28 in [991.6 mb]. UV Index: 7. Chance of precipitation 22% with QPF of 0.37 in [9.3 mm]. Sunday Night Light Showers with a low around 72°F [22°C]. ENE wind to around 9 mph [14 kph], with gusts to near 20 mph [33 kph]. Chance of precipitation 22% with QPF of 0.37 in [9.3 mm]. Monday Overcast with a high near 94°F [34°C]. S wind to around 9 mph [14 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 72°F [22°C] with humidity of 96%. Pressure around 29.28 in [991.6 mb]. UV Index: 7.85. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 69°F [21°C]. S wind to around 9 mph [14 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Tuesday Overcast with a high near 90°F [32°C]. WNW wind to around 19 mph [31 kph], with gusts to near 35 mph [56 kph]. Dewpoint near 72°F [22°C] with humidity of 78%. Pressure around 29.28 in [991.6 mb]. UV Index: 7. Chance of precipitation 11% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 66°F [19°C]. WNW wind to around 19 mph [31 kph], with gusts to near 35 mph [56 kph]. Chance of precipitation 11% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 71°F [22°C]. NNE wind to around 12 mph [19 kph], with gusts to near 27 mph [44 kph]. Dewpoint near 72°F [22°C] with humidity of 85%. Pressure around 29.28 in [991.6 mb]. UV Index: 7.6. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 54°F [12°C]. NNE wind to around 12 mph [19 kph], with gusts to near 27 mph [44 kph]. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Manchester, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.7 mm | 0.03 in

Saturday Night: 0.7 mm | 0.03 in

Sunday: 9.3 mm | 0.37 in

Sunday Night: 9.3 mm | 0.37 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

7 Day and Night - Maximum Wind Speed Forecast for Manchester, IL

Tonight: SE @ 18 kph | 11 mph

Friday: WSW @ 21 kph | 13 mph

Friday Night: WSW @ 21 kph | 13 mph

Saturday: W @ 24 kph | 15 mph

Saturday Night: W @ 24 kph | 15 mph

Sunday: ENE @ 14 kph | 9 mph

Sunday Night: ENE @ 14 kph | 9 mph

Monday: S @ 14 kph | 9 mph

Monday Night: S @ 14 kph | 9 mph

Tuesday: WNW @ 31 kph | 19 mph

Tuesday Night: WNW @ 31 kph | 19 mph

Wednesday: NNE @ 19 kph | 12 mph

Wednesday Night: NNE @ 19 kph | 12 mph

7 Day and Night - Maximum Humidity Forecast for Manchester, IL

Tonight: 92 %

Friday: 94 %

Friday Night: 94 %

Saturday: 87 %

Saturday Night: 87 %

Sunday: 97 %

Sunday Night: 97 %

Monday: 96 %

Monday Night: 96 %

Tuesday: 78 %

Tuesday Night: 78 %

Wednesday: 85 %

Wednesday Night: 85 %

7 Day and Night - Snowfall Totals Forecast for Manchester, IL

Tonight: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

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