Otterville, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Partly Cloudy 78°F 26°C Heat Index: 78°F	Observed at: Otterville, IL	Elevation: 617 ft | 188 m
	Last Updated: July 16, 10:30 PM Timezone: GMT -5/-4
	Sky Conditions: Partly Cloudy	Temperature: 78°F | 26°C
	Pressure: 29.36 in | 994.3 mb	Dewpoint: 73°F | 23°C
	Humidity: 85%	Wind: ESE 2 mph | ESE 3 kph
	Feels Like: 87°F | 31°C	Visibility: 32.4 mi | 52.2 km
	Lat/Long: 39.0506 | -90.3983	Sunrise: 5:49 AM   Sunset: 8:26 PM

7 Day Graphical Forecast

Valid: 10:39 PM 7/16/2026

Tonight Light Drizzle 73 °F 46% Chance Precipitation Friday Overcast 93 |73 °F 13% Chance Precipitation Saturday Mostly Clear 97 |77 °F 28% Chance Precipitation Sunday Thunderstorm with Hail 90 |72 °F 27% Chance Precipitation Monday Heavy Drizzle 95 |71 °F 6% Chance Precipitation Tuesday Overcast 92 |67 °F 8% Chance Precipitation Wednesday Overcast 71 |57 °F 5% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:39 PM 7/16/2026

10 PM Partly Cloudy 79 °F 4% Chance Precipitation

11 PM Mostly Clear 78 °F 3% Chance Precipitation

12 AM Partly Cloudy 77 °F 3% Chance Precipitation

1 AM Overcast 76 °F 3% Chance Precipitation

2 AM Clear 75 °F 4% Chance Precipitation

3 AM Clear 74 °F 7% Chance Precipitation

4 AM Clear 74 °F 8% Chance Precipitation

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

7 Day & Night Weather Forecast for Otterville, IL - (Fahrenheit & Celsius) Valid: 10:39 PM 7/16/2026 Tonight Light Drizzle with a low around 73°F [23°C]. E wind to around 8 mph [14 kph], with gusts to near 10 mph [16 kph]. Chance of precipitation 46% with QPF of 0.02 in [0.4 mm]. Friday Overcast with a high near 93°F [34°C]. W wind to around 13 mph [20 kph], with gusts to near 18 mph [29 kph]. Dewpoint near 73°F [23°C] with humidity of 94%. Pressure around 29.36 in [994.3 mb]. UV Index: 7.75. Chance of precipitation 13% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 73°F [23°C]. W wind to around 13 mph [20 kph], with gusts to near 18 mph [29 kph]. Chance of precipitation 13% with QPF of 0.00 in [0.0 mm]. Saturday Mostly Clear with a high near 97°F [36°C]. W wind to around 15 mph [24 kph], with gusts to near 27 mph [43 kph]. Dewpoint near 73°F [23°C] with humidity of 81%. Pressure around 29.36 in [994.3 mb]. UV Index: 7.8. Chance of precipitation 28% with QPF of 0.00 in [0.0 mm]. Saturday Night Mostly Clear with a low around 77°F [25°C]. W wind to around 15 mph [24 kph], with gusts to near 27 mph [43 kph]. Chance of precipitation 28% with QPF of 0.00 in [0.0 mm]. Sunday Thunderstorm with Hail with a high near 90°F [32°C]. NE wind to around 10 mph [17 kph], with gusts to near 22 mph [35 kph]. Dewpoint near 73°F [23°C] with humidity of 96%. Pressure around 29.36 in [994.3 mb]. UV Index: 7.8. Chance of precipitation 27% with QPF of 0.59 in [15.1 mm]. Sunday Night Thunderstorm with Hail with a low around 72°F [22°C]. NE wind to around 10 mph [17 kph], with gusts to near 22 mph [35 kph]. Chance of precipitation 27% with QPF of 0.59 in [15.1 mm]. Monday Heavy Drizzle with a high near 95°F [35°C]. S wind to around 8 mph [13 kph], with gusts to near 18 mph [28 kph]. Dewpoint near 73°F [23°C] with humidity of 98%. Pressure around 29.36 in [994.3 mb]. UV Index: 7.75. Chance of precipitation 6% with QPF of 0.07 in [1.8 mm]. Monday Night Heavy Drizzle with a low around 71°F [21°C]. S wind to around 8 mph [13 kph], with gusts to near 18 mph [28 kph]. Chance of precipitation 6% with QPF of 0.07 in [1.8 mm]. Tuesday Overcast with a high near 92°F [34°C]. WNW wind to around 21 mph [33 kph], with gusts to near 36 mph [58 kph]. Dewpoint near 73°F [23°C] with humidity of 78%. Pressure around 29.36 in [994.3 mb]. UV Index: 7.6. Chance of precipitation 8% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 67°F [20°C]. WNW wind to around 21 mph [33 kph], with gusts to near 36 mph [58 kph]. Chance of precipitation 8% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 71°F [22°C]. NNE wind to around 13 mph [20 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 73°F [23°C] with humidity of 91%. Pressure around 29.36 in [994.3 mb]. UV Index: 7.15. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 57°F [14°C]. NNE wind to around 13 mph [20 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Otterville, IL

Tonight: 0.4 mm | 0.02 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.0 mm | 0.00 in

Saturday Night: 0.0 mm | 0.00 in

Sunday: 15.1 mm | 0.59 in

Sunday Night: 15.1 mm | 0.59 in

Monday: 1.8 mm | 0.07 in

Monday Night: 1.8 mm | 0.07 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 Otterville, IL

Tonight: E @ 14 kph | 8 mph

Friday: W @ 20 kph | 13 mph

Friday Night: W @ 20 kph | 13 mph

Saturday: W @ 24 kph | 15 mph

Saturday Night: W @ 24 kph | 15 mph

Sunday: NE @ 17 kph | 10 mph

Sunday Night: NE @ 17 kph | 10 mph

Monday: S @ 13 kph | 8 mph

Monday Night: S @ 13 kph | 8 mph

Tuesday: WNW @ 33 kph | 21 mph

Tuesday Night: WNW @ 33 kph | 21 mph

Wednesday: NNE @ 20 kph | 13 mph

Wednesday Night: NNE @ 20 kph | 13 mph

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

Tonight: 91 %

Friday: 94 %

Friday Night: 94 %

Saturday: 81 %

Saturday Night: 81 %

Sunday: 96 %

Sunday Night: 96 %

Monday: 98 %

Monday Night: 98 %

Tuesday: 78 %

Tuesday Night: 78 %

Wednesday: 91 %

Wednesday Night: 91 %

7 Day and Night - Snowfall Totals Forecast for Otterville, 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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