Lexington, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Partly Cloudy 79°F 26°C Heat Index: 79°F	Observed at: Lexington, IL	Elevation: 823 ft | 251 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Partly Cloudy	Temperature: 79°F | 26°C
	Pressure: 29.22 in | 989.4 mb	Dewpoint: 75°F | 24°C
	Humidity: 88%	Wind: WSW 2 mph | WSW 3 kph
	Feels Like: 88°F | 31°C	Visibility: 30.4 mi | 48.9 km
	Lat/Long: 40.6414 | -88.7833	Sunrise: 5:38 AM   Sunset: 8:24 PM

7 Day Graphical Forecast

Valid: 10:23 PM 7/16/2026

Tonight Overcast 72 °F 6% Chance Precipitation Friday Overcast 88 |74 °F 31% Chance Precipitation Saturday Light Drizzle 90 |74 °F 48% Chance Precipitation Sunday Overcast 80 |65 °F 23% Chance Precipitation Monday Overcast 84 |66 °F 24% Chance Precipitation Tuesday Overcast 86 |65 °F 24% Chance Precipitation Wednesday Overcast 70 |50 °F 4% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:23 PM 7/16/2026

10 PM Partly Cloudy 79 °F 4% Chance Precipitation

11 PM Partly Cloudy 78 °F 6% Chance Precipitation

12 AM Clear 77 °F 3% Chance Precipitation

1 AM Clear 76 °F 3% Chance Precipitation

2 AM Clear 75 °F 4% Chance Precipitation

3 AM Mostly Clear 75 °F 9% Chance Precipitation

4 AM Mostly Clear 74 °F 18% Chance Precipitation

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

7 Day & Night Weather Forecast for Lexington, IL - (Fahrenheit & Celsius) Valid: 10:23 PM 7/16/2026 Tonight Overcast with a low around 72°F [22°C]. SW wind to around 5 mph [9 kph], with gusts to near 10 mph [15 kph]. Chance of precipitation 6% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 88°F [31°C]. SW wind to around 9 mph [15 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 75°F [24°C] with humidity of 94%. Pressure around 29.22 in [989.4 mb]. UV Index: 7.6. Chance of precipitation 31% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 74°F [24°C]. SW wind to around 9 mph [15 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 31% with QPF of 0.00 in [0.0 mm]. Saturday Light Drizzle with a high near 90°F [32°C]. W wind to around 14 mph [22 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 75°F [24°C] with humidity of 94%. Pressure around 29.22 in [989.4 mb]. UV Index: 7.6. Chance of precipitation 48% with QPF of 0.02 in [0.5 mm]. Saturday Night Light Drizzle with a low around 74°F [23°C]. W wind to around 14 mph [22 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 48% with QPF of 0.02 in [0.5 mm]. Sunday Overcast with a high near 80°F [27°C]. ENE wind to around 8 mph [14 kph], with gusts to near 18 mph [28 kph]. Dewpoint near 75°F [24°C] with humidity of 97%. Pressure around 29.22 in [989.4 mb]. UV Index: 7.65. Chance of precipitation 23% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 65°F [18°C]. ENE wind to around 8 mph [14 kph], with gusts to near 18 mph [28 kph]. Chance of precipitation 23% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 84°F [29°C]. S wind to around 14 mph [23 kph], with gusts to near 33 mph [53 kph]. Dewpoint near 75°F [24°C] with humidity of 94%. Pressure around 29.22 in [989.4 mb]. UV Index: 7.4. Chance of precipitation 24% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 66°F [19°C]. S wind to around 14 mph [23 kph], with gusts to near 33 mph [53 kph]. Chance of precipitation 24% with QPF of 0.00 in [0.0 mm]. Tuesday Overcast with a high near 86°F [30°C]. W wind to around 19 mph [30 kph], with gusts to near 35 mph [56 kph]. Dewpoint near 75°F [24°C] with humidity of 82%. Pressure around 29.22 in [989.4 mb]. UV Index: 7.55. Chance of precipitation 24% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 65°F [18°C]. W wind to around 19 mph [30 kph], with gusts to near 35 mph [56 kph]. Chance of precipitation 24% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 70°F [21°C]. N wind to around 16 mph [26 kph], with gusts to near 30 mph [49 kph]. Dewpoint near 75°F [24°C] with humidity of 89%. Pressure around 29.22 in [989.4 mb]. UV Index: 7.35. Chance of precipitation 4% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 50°F [10°C]. N wind to around 16 mph [26 kph], with gusts to near 30 mph [49 kph]. Chance of precipitation 4% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Lexington, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.5 mm | 0.02 in

Saturday Night: 0.5 mm | 0.02 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 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 Lexington, IL

Tonight: SW @ 9 kph | 5 mph

Friday: SW @ 15 kph | 9 mph

Friday Night: SW @ 15 kph | 9 mph

Saturday: W @ 22 kph | 14 mph

Saturday Night: W @ 22 kph | 14 mph

Sunday: ENE @ 14 kph | 8 mph

Sunday Night: ENE @ 14 kph | 8 mph

Monday: S @ 23 kph | 14 mph

Monday Night: S @ 23 kph | 14 mph

Tuesday: W @ 30 kph | 19 mph

Tuesday Night: W @ 30 kph | 19 mph

Wednesday: N @ 26 kph | 16 mph

Wednesday Night: N @ 26 kph | 16 mph

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

Tonight: 94 %

Friday: 94 %

Friday Night: 94 %

Saturday: 94 %

Saturday Night: 94 %

Sunday: 97 %

Sunday Night: 97 %

Monday: 94 %

Monday Night: 94 %

Tuesday: 82 %

Tuesday Night: 82 %

Wednesday: 89 %

Wednesday Night: 89 %

7 Day and Night - Snowfall Totals Forecast for Lexington, 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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