Martinsville, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 78°F 26°C Heat Index: 78°F	Observed at: Martinsville, IL	Elevation: 654 ft | 199 m
	Last Updated: July 16, 10:30 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 78°F | 26°C
	Pressure: 29.38 in | 995 mb	Dewpoint: 76°F | 24°C
	Humidity: 93%	Wind: SSW 2 mph | SSW 3 kph
	Feels Like: 88°F | 31°C	Visibility: 26.3 mi | 42.3 km
	Lat/Long: 39.3356 | -87.8819	Sunrise: 5:38 AM   Sunset: 8:16 PM

7 Day Graphical Forecast

Valid: 10:40 PM 7/16/2026

Tonight Overcast 72 °F 22% Chance Precipitation Friday Foggy 89 |73 °F 35% Chance Precipitation Saturday Light Drizzle 92 |73 °F 49% Chance Precipitation Sunday Light Showers 82 |68 °F 29% Chance Precipitation Monday Overcast 86 |67 °F 7% Chance Precipitation Tuesday Overcast 90 |67 °F 12% Chance Precipitation Wednesday Partly Cloudy 72 |58 °F 5% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:40 PM 7/16/2026

10 PM Clear 78 °F 2% Chance Precipitation

11 PM Clear 77 °F 2% Chance Precipitation

12 AM Clear 76 °F 2% Chance Precipitation

1 AM Clear 76 °F 2% Chance Precipitation

2 AM Clear 75 °F 2% Chance Precipitation

3 AM Clear 74 °F 2% Chance Precipitation

4 AM Clear 74 °F 3% Chance Precipitation

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

7 Day & Night Weather Forecast for Martinsville, IL - (Fahrenheit & Celsius) Valid: 10:40 PM 7/16/2026 Tonight Overcast with a low around 72°F [22°C]. WSW wind to around 8 mph [13 kph], with gusts to near 9 mph [15 kph]. Chance of precipitation 22% with QPF of 0.00 in [0.0 mm]. Friday Foggy with a high near 89°F [31°C]. SW wind to around 19 mph [30 kph], with gusts to near 30 mph [48 kph]. Dewpoint near 76°F [24°C] with humidity of 97%. Pressure around 29.38 in [995 mb]. UV Index: 7.65. Chance of precipitation 35% with QPF of 0.00 in [0.0 mm]. Friday Night Foggy with a low around 73°F [23°C]. SW wind to around 19 mph [30 kph], with gusts to near 30 mph [48 kph]. Chance of precipitation 35% with QPF of 0.00 in [0.0 mm]. Saturday Light Drizzle with a high near 92°F [33°C]. W wind to around 16 mph [25 kph], with gusts to near 27 mph [44 kph]. Dewpoint near 76°F [24°C] with humidity of 92%. Pressure around 29.38 in [995 mb]. UV Index: 7.7. Chance of precipitation 49% with QPF of 0.02 in [0.5 mm]. Saturday Night Light Drizzle with a low around 73°F [23°C]. W wind to around 16 mph [25 kph], with gusts to near 27 mph [44 kph]. Chance of precipitation 49% with QPF of 0.02 in [0.5 mm]. Sunday Light Showers with a high near 82°F [28°C]. NE wind to around 8 mph [13 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 76°F [24°C] with humidity of 97%. Pressure around 29.38 in [995 mb]. UV Index: 7.7. Chance of precipitation 29% with QPF of 0.12 in [3.1 mm]. Sunday Night Light Showers with a low around 68°F [20°C]. NE wind to around 8 mph [13 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 29% with QPF of 0.12 in [3.1 mm]. Monday Overcast with a high near 86°F [30°C]. SSE wind to around 9 mph [14 kph], with gusts to near 20 mph [31 kph]. Dewpoint near 76°F [24°C] with humidity of 95%. Pressure around 29.38 in [995 mb]. UV Index: 7.55. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 67°F [19°C]. SSE wind to around 9 mph [14 kph], with gusts to near 20 mph [31 kph]. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Tuesday Overcast with a high near 90°F [32°C]. W wind to around 19 mph [30 kph], with gusts to near 33 mph [53 kph]. Dewpoint near 76°F [24°C] with humidity of 96%. Pressure around 29.38 in [995 mb]. UV Index: 7.2. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 67°F [19°C]. W wind to around 19 mph [30 kph], with gusts to near 33 mph [53 kph]. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm]. Wednesday Partly Cloudy with a high near 72°F [22°C]. NNE wind to around 13 mph [21 kph], with gusts to near 30 mph [47 kph]. Dewpoint near 76°F [24°C] with humidity of 88%. Pressure around 29.38 in [995 mb]. UV Index: 7.5. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Wednesday Night Partly Cloudy with a low around 58°F [14°C]. NNE wind to around 13 mph [21 kph], with gusts to near 30 mph [47 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 Martinsville, 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: 3.1 mm | 0.12 in

Sunday Night: 3.1 mm | 0.12 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 Martinsville, IL

Tonight: WSW @ 13 kph | 8 mph

Friday: SW @ 30 kph | 19 mph

Friday Night: SW @ 30 kph | 19 mph

Saturday: W @ 25 kph | 16 mph

Saturday Night: W @ 25 kph | 16 mph

Sunday: NE @ 13 kph | 8 mph

Sunday Night: NE @ 13 kph | 8 mph

Monday: SSE @ 14 kph | 9 mph

Monday Night: SSE @ 14 kph | 9 mph

Tuesday: W @ 30 kph | 19 mph

Tuesday Night: W @ 30 kph | 19 mph

Wednesday: NNE @ 21 kph | 13 mph

Wednesday Night: NNE @ 21 kph | 13 mph

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

Tonight: 94 %

Friday: 97 %

Friday Night: 97 %

Saturday: 92 %

Saturday Night: 92 %

Sunday: 97 %

Sunday Night: 97 %

Monday: 95 %

Monday Night: 95 %

Tuesday: 96 %

Tuesday Night: 96 %

Wednesday: 88 %

Wednesday Night: 88 %

7 Day and Night - Snowfall Totals Forecast for Martinsville, 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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