Monmouth, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 77°F 25°C Heat Index: 77°F	Observed at: Monmouth, IL	Elevation: 764 ft | 233 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 77°F | 25°C
	Pressure: 29.18 in | 988 mb	Dewpoint: 72°F | 22°C
	Humidity: 85%	Wind: S 5 mph | S 8 kph
	Feels Like: 85°F | 29°C	Visibility: 35.1 mi | 56.4 km
	Lat/Long: 40.9114 | -90.6472	Sunrise: 5:44 AM   Sunset: 8:32 PM

7 Day Graphical Forecast

Valid: 10:29 PM 7/16/2026

Tonight Overcast 72 °F 3% Chance Precipitation Friday Overcast 90 |73 °F 18% Chance Precipitation Saturday Drizzle 90 |72 °F 15% Chance Precipitation Sunday Overcast 83 |66 °F 9% Chance Precipitation Monday Light Showers 90 |69 °F 19% Chance Precipitation Tuesday Light Drizzle 83 |64 °F 19% Chance Precipitation Wednesday Partly Cloudy 69 |50 °F 3% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:29 PM 7/16/2026

10 PM Clear 79 °F 1% Chance Precipitation

11 PM Clear 78 °F 1% Chance Precipitation

12 AM Clear 77 °F 1% Chance Precipitation

1 AM Clear 77 °F 2% Chance Precipitation

2 AM Clear 76 °F 2% Chance Precipitation

3 AM Clear 75 °F 3% Chance Precipitation

4 AM Clear 74 °F 4% Chance Precipitation

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

7 Day & Night Weather Forecast for Monmouth, IL - (Fahrenheit & Celsius) Valid: 10:29 PM 7/16/2026 Tonight Overcast with a low around 72°F [22°C]. SSW wind to around 6 mph [9 kph], with gusts to near 11 mph [17 kph]. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 90°F [32°C]. SW wind to around 10 mph [16 kph], with gusts to near 17 mph [28 kph]. Dewpoint near 72°F [22°C] with humidity of 92%. Pressure around 29.18 in [988 mb]. UV Index: 7.5. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 73°F [23°C]. SW wind to around 10 mph [16 kph], with gusts to near 17 mph [28 kph]. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Saturday Drizzle with a high near 90°F [32°C]. WNW wind to around 13 mph [21 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 72°F [22°C] with humidity of 92%. Pressure around 29.18 in [988 mb]. UV Index: 7.7. Chance of precipitation 15% with QPF of 0.07 in [1.8 mm]. Saturday Night Drizzle with a low around 72°F [22°C]. WNW wind to around 13 mph [21 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 15% with QPF of 0.07 in [1.8 mm]. Sunday Overcast with a high near 83°F [28°C]. E wind to around 9 mph [15 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 72°F [22°C] with humidity of 96%. Pressure around 29.18 in [988 mb]. UV Index: 7.7. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 66°F [19°C]. E wind to around 9 mph [15 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 9% with QPF of 0.00 in [0.0 mm]. Monday Light Showers with a high near 90°F [32°C]. S wind to around 13 mph [20 kph], with gusts to near 32 mph [52 kph]. Dewpoint near 72°F [22°C] with humidity of 96%. Pressure around 29.18 in [988 mb]. UV Index: 7.7. Chance of precipitation 19% with QPF of 0.29 in [7.3 mm]. Monday Night Light Showers with a low around 69°F [21°C]. S wind to around 13 mph [20 kph], with gusts to near 32 mph [52 kph]. Chance of precipitation 19% with QPF of 0.29 in [7.3 mm]. Tuesday Light Drizzle with a high near 83°F [28°C]. NW wind to around 17 mph [28 kph], with gusts to near 36 mph [58 kph]. Dewpoint near 72°F [22°C] with humidity of 85%. Pressure around 29.18 in [988 mb]. UV Index: 7.6. Chance of precipitation 19% with QPF of 0.01 in [0.2 mm]. Tuesday Night Light Drizzle with a low around 64°F [18°C]. NW wind to around 17 mph [28 kph], with gusts to near 36 mph [58 kph]. Chance of precipitation 19% with QPF of 0.01 in [0.2 mm]. Wednesday Partly Cloudy with a high near 69°F [21°C]. NNE wind to around 13 mph [20 kph], with gusts to near 28 mph [44 kph]. Dewpoint near 72°F [22°C] with humidity of 85%. Pressure around 29.18 in [988 mb]. UV Index: 7.45. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm]. Wednesday Night Partly Cloudy with a low around 50°F [10°C]. NNE wind to around 13 mph [20 kph], with gusts to near 28 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 Monmouth, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 1.8 mm | 0.07 in

Saturday Night: 1.8 mm | 0.07 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

Monday: 7.3 mm | 0.29 in

Monday Night: 7.3 mm | 0.29 in

Tuesday: 0.2 mm | 0.01 in

Tuesday Night: 0.2 mm | 0.01 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 Monmouth, IL

Tonight: SSW @ 9 kph | 6 mph

Friday: SW @ 16 kph | 10 mph

Friday Night: SW @ 16 kph | 10 mph

Saturday: WNW @ 21 kph | 13 mph

Saturday Night: WNW @ 21 kph | 13 mph

Sunday: E @ 15 kph | 9 mph

Sunday Night: E @ 15 kph | 9 mph

Monday: S @ 20 kph | 13 mph

Monday Night: S @ 20 kph | 13 mph

Tuesday: NW @ 28 kph | 17 mph

Tuesday Night: NW @ 28 kph | 17 mph

Wednesday: NNE @ 20 kph | 13 mph

Wednesday Night: NNE @ 20 kph | 13 mph

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

Tonight: 91 %

Friday: 92 %

Friday Night: 92 %

Saturday: 92 %

Saturday Night: 92 %

Sunday: 96 %

Sunday Night: 96 %

Monday: 96 %

Monday Night: 96 %

Tuesday: 85 %

Tuesday Night: 85 %

Wednesday: 85 %

Wednesday Night: 85 %

7 Day and Night - Snowfall Totals Forecast for Monmouth, 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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