Houston, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 68°F 20°C	Observed at: Houston, IL	Elevation: 501 ft | 153 m
	Last Updated: July 29, 6:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 68°F | 20°C
	Pressure: 29.44 in | 996.9 mb	Dewpoint: 65°F | 18°C
	Humidity: 91%	Wind: NNE 5 mph | NNE 8 kph
	Feels Like: 72°F | 22°C	Visibility: 26.9 mi | 43.3 km
	Lat/Long: 38.1592 | -89.7811	Sunrise: 5:59 AM   Sunset: 8:11 PM

7 Day Graphical Forecast

Valid: 6:16 AM 7/29/2026

Today Clear 87 |68 °F 31 |20 °C 1% Chance Precipitation Thursday Overcast 89 |64 °F 32 |18 °C 0% Chance Precipitation Friday Drizzle 81 |65 °F 27 |18 °C 68% Chance Precipitation Saturday Drizzle 74 |68 °F 24 |20 °C 68% Chance Precipitation Sunday Mostly Clear 82 |62 °F 28 |17 °C 29% Chance Precipitation Monday Clear 85 |64 °F 29 |18 °C 22% Chance Precipitation Tuesday Clear 87 |63 °F 31 |17 °C 12% Chance Precipitation

7 Hour Graphical Forecast

Valid: 6:16 AM 7/29/2026

6 AM Clear 68 °F 0% Chance Precipitation

7 AM Clear 69 °F 1% Chance Precipitation

8 AM Clear 71 °F 1% Chance Precipitation

9 AM Clear 74 °F 1% Chance Precipitation

10 AM Clear 77 °F 1% Chance Precipitation

11 AM Clear 79 °F 0% Chance Precipitation

12 PM Clear 82 °F 0% Chance Precipitation

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

7 Day & Night Weather Forecast for Houston, IL - (Fahrenheit & Celsius) Valid: 6:16 AM 7/29/2026 Today Clear with a high near 87°F [31°C]. NNE wind to around 8 mph [13 kph], with gusts to near 16 mph [25 kph]. Dewpoint near 65°F [18°C] with humidity of 92%. Pressure around 29.44 in [996.9 mb]. UV Index: 7.7. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Tonight Clear with a low around 68°F [20°C]. NNE wind to around 8 mph [13 kph], with gusts to near 16 mph [25 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 89°F [32°C]. ESE wind to around 6 mph [10 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 65°F [18°C] with humidity of 81%. Pressure around 29.44 in [996.9 mb]. UV Index: 7.2. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Night Overcast with a low around 64°F [18°C]. ESE wind to around 6 mph [10 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Drizzle with a high near 81°F [27°C]. SSE wind to around 14 mph [23 kph], with gusts to near 30 mph [49 kph]. Dewpoint near 65°F [18°C] with humidity of 88%. Pressure around 29.44 in [996.9 mb]. UV Index: 7.05. Chance of precipitation 68% with QPF of 0.08 in [2.1 mm]. Friday Night Drizzle with a low around 65°F [18°C]. SSE wind to around 14 mph [23 kph], with gusts to near 30 mph [49 kph]. Chance of precipitation 68% with QPF of 0.08 in [2.1 mm]. Saturday Drizzle with a high near 74°F [24°C]. N wind to around 15 mph [24 kph], with gusts to near 29 mph [47 kph]. Dewpoint near 65°F [18°C] with humidity of 98%. Pressure around 29.44 in [996.9 mb]. UV Index: 1.9. Chance of precipitation 68% with QPF of 0.05 in [1.2 mm]. Saturday Night Drizzle with a low around 68°F [20°C]. N wind to around 15 mph [24 kph], with gusts to near 29 mph [47 kph]. Chance of precipitation 68% with QPF of 0.05 in [1.2 mm]. Sunday Mostly Clear with a high near 82°F [28°C]. NNE wind to around 14 mph [22 kph], with gusts to near 25 mph [40 kph]. Dewpoint near 65°F [18°C] with humidity of 98%. Pressure around 29.44 in [996.9 mb]. UV Index: 7.45. Chance of precipitation 29% with QPF of 0.00 in [0.0 mm]. Sunday Night Mostly Clear with a low around 62°F [17°C]. NNE wind to around 14 mph [22 kph], with gusts to near 25 mph [40 kph]. Chance of precipitation 29% with QPF of 0.00 in [0.0 mm]. Monday Clear with a high near 85°F [29°C]. ENE wind to around 9 mph [14 kph], with gusts to near 11 mph [18 kph]. Dewpoint near 65°F [18°C] with humidity of 97%. Pressure around 29.44 in [996.9 mb]. UV Index: 7.5. Chance of precipitation 22% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 64°F [18°C]. ENE wind to around 9 mph [14 kph], with gusts to near 11 mph [18 kph]. Chance of precipitation 22% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 87°F [31°C]. E wind to around 9 mph [14 kph], with gusts to near 19 mph [31 kph]. Dewpoint near 65°F [18°C] with humidity of 94%. Pressure around 29.44 in [996.9 mb]. UV Index: 7.5. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 63°F [17°C]. E wind to around 9 mph [14 kph], with gusts to near 19 mph [31 kph]. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Houston, IL

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 2.1 mm | 0.08 in

Friday Night: 2.1 mm | 0.08 in

Saturday: 1.2 mm | 0.05 in

Saturday Night: 1.2 mm | 0.05 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

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

Today: NNE @ 13 kph | 8 mph

Tonight: NNE @ 13 kph | 8 mph

Thursday: ESE @ 10 kph | 6 mph

Thursday Night: ESE @ 10 kph | 6 mph

Friday: SSE @ 23 kph | 14 mph

Friday Night: SSE @ 23 kph | 14 mph

Saturday: N @ 24 kph | 15 mph

Saturday Night: N @ 24 kph | 15 mph

Sunday: NNE @ 22 kph | 14 mph

Sunday Night: NNE @ 22 kph | 14 mph

Monday: ENE @ 14 kph | 9 mph

Monday Night: ENE @ 14 kph | 9 mph

Tuesday: E @ 14 kph | 9 mph

Tuesday Night: E @ 14 kph | 9 mph

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

Today: 92 %

Tonight: 92 %

Thursday: 81 %

Thursday Night: 81 %

Friday: 88 %

Friday Night: 88 %

Saturday: 98 %

Saturday Night: 98 %

Sunday: 98 %

Sunday Night: 98 %

Monday: 97 %

Monday Night: 97 %

Tuesday: 94 %

Tuesday Night: 94 %

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

Today: 0.0 cm | 0.00 in

Tonight: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 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

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