10-Day Weather Forecast for Mechanicsburg, IL - The Weather Channel | weather.com (2025)

Table of Contents
Today Fri 20 | Day Fri 20 | Night Sat 21 Sat 21 | Day Sat 21 | Night Sun 22 Sun 22 | Day Sun 22 | Night Mon 23 Mon 23 | Day Mon 23 | Night Tue 24 Tue 24 | Day Tue 24 | Night Wed 25 Wed 25 | Day Wed 25 | Night Thu 26 Thu 26 | Day Thu 26 | Night Fri 27 Fri 27 | Day Fri 27 | Night Sat 28 Sat 28 | Day Sat 28 | Night Sun 29 Sun 29 | Day Sun 29 | Night Mon 30 Mon 30 | Day Mon 30 | Night Tue 01 Tue 01 | Day Tue 01 | Night Wed 02 Wed 02 | Day Wed 02 | Night Thu 03 Thu 03 | Day Thu 03 | Night Fri 04 Fri 04 | Day Fri 04 | Night Don't Miss Radar Get Your Skin Ready For Summer Home, Garage & Garden Trending Now Seasonal Hub

As of 10:50 am CDT

alertLevel3Heat Advisory

Today

Partly Cloudy

88°/75°

15%

S 15mph

Fri 20 | Day

88°

15%

S 15mph

A mix of clouds and sun. High 88F. Winds S at 10 to 20 mph.

10-Day Weather Forecast for Mechanicsburg, IL - The Weather Channel | weather.com (1)

Heads-up

Feels-Like Temps Up To 110 Degrees Are Possible

  • Humidity60%

  • UV Index9 of 11

  • Sunrise5:29 am

  • Sunset8:29 pm

Fri 20 | Night

75°

7%

S 13mph

Mainly clear skies. Low near 75F. Winds S at 10 to 20 mph.

  • Humidity77%

  • UV Index0 of 11

  • Moonrise1:36 am

    Waning Crescent

  • Moonset3:18 pm

Sat 21

Sunny

95°/74°

6%

SSW 17mph

Sat 21 | Day

95°

6%

SSW 17mph

A mainly sunny sky. Hot. High near 95F. Winds SSW at 10 to 20 mph.

  • Humidity64%

  • UV Index9 of 11

  • Sunrise5:29 am

  • Sunset8:29 pm

Sat 21 | Night

74°

7%

SSW 13mph

Clear skies. Low 74F. Winds SSW at 10 to 15 mph.

  • Humidity74%

  • UV Index0 of 11

  • Moonrise2:04 am

    Waning Crescent

  • Moonset4:35 pm

Sun 22

Sunny

95°/75°

5%

SSW 14mph

Sun 22 | Day

95°

5%

SSW 14mph

Sunny. Near record high temperatures. High near 95F. Winds SSW at 10 to 20 mph.

  • Humidity61%

  • UV Index9 of 11

  • Sunrise5:29 am

  • Sunset8:29 pm

Sun 22 | Night

75°

5%

SSW 10mph

Clear skies. Low around 75F. Winds SSW at 10 to 15 mph.

  • Humidity70%

  • UV Index0 of 11

  • Moonrise2:37 am

    Waning Crescent

  • Moonset5:55 pm

Mon 23

Sunny

95°/75°

15%

SSW 11mph

Mon 23 | Day

95°

15%

SSW 11mph

Sunny. Hot. High around 95F. Winds SSW at 10 to 15 mph.

  • Humidity57%

  • UV Index9 of 11

  • Sunrise5:29 am

  • Sunset8:30 pm

Mon 23 | Night

75°

18%

SSW 8mph

A few clouds overnight. Low near 75F. Winds SSW at 5 to 10 mph.

  • Humidity72%

  • UV Index0 of 11

  • Moonrise3:18 am

    Waning Crescent

  • Moonset7:12 pm

Tue 24

Partly Cloudy

94°/75°

24%

SSW 7mph

Tue 24 | Day

94°

24%

SSW 7mph

Sunshine and clouds mixed. Hot. High 94F. Winds SSW at 5 to 10 mph.

  • Humidity61%

  • UV Index9 of 11

  • Sunrise5:30 am

  • Sunset8:30 pm

Tue 24 | Night

75°

21%

SSW 5mph

Partly cloudy skies. Low near 75F. Winds light and variable.

  • Humidity75%

  • UV Index0 of 11

  • Moonrise4:11 am

    New Moon

  • Moonset8:23 pm

Wed 25

Mostly Sunny

93°/74°

23%

SW 9mph

Wed 25 | Day

93°

23%

SW 9mph

A few clouds early, otherwise mostly sunny. High 93F. Winds SW at 5 to 10 mph.

  • Humidity61%

  • UV Index9 of 11

  • Sunrise5:30 am

  • Sunset8:30 pm

Wed 25 | Night

74°

20%

SSW 7mph

Mainly clear skies. Low 74F. Winds SSW at 5 to 10 mph.

  • Humidity74%

  • UV Index0 of 11

  • Moonrise5:14 am

    New Moon

  • Moonset9:22 pm

Thu 26

Partly Cloudy

92°/72°

24%

SW 10mph

Thu 26 | Day

92°

24%

SW 10mph

Partly cloudy. High 92F. Winds SW at 5 to 10 mph.

  • Humidity64%

  • UV Index9 of 11

  • Sunrise5:30 am

  • Sunset8:30 pm

Thu 26 | Night

72°

32%

SSW 7mph

Partly cloudy with isolated thunderstorms possible. Low 72F. Winds SSW at 5 to 10 mph. Chance of rain 30%.

  • Humidity77%

  • UV Index0 of 11

  • Moonrise6:26 am

    Waxing Crescent

  • Moonset10:09 pm

Fri 27

Partly Cloudy

89°/71°

24%

SW 10mph

Fri 27 | Day

89°

24%

SW 10mph

Partly cloudy. High 89F. Winds SW at 10 to 15 mph.

  • Humidity64%

  • UV Index8 of 11

  • Sunrise5:31 am

  • Sunset8:30 pm

Fri 27 | Night

71°

24%

SW 8mph

A few clouds. Low 71F. Winds SW at 5 to 10 mph.

  • Humidity76%

  • UV Index0 of 11

  • Moonrise7:40 am

    Waxing Crescent

  • Moonset10:45 pm

Sat 28

Partly Cloudy

89°/71°

24%

SW 10mph

Sat 28 | Day

89°

24%

SW 10mph

Partly cloudy skies. High 89F. Winds SW at 10 to 15 mph.

  • Humidity65%

  • UV Index9 of 11

  • Sunrise5:31 am

  • Sunset8:30 pm

Sat 28 | Night

71°

22%

SSW 7mph

A few clouds from time to time. Low 71F. Winds SSW at 5 to 10 mph.

  • Humidity75%

  • UV Index0 of 11

  • Moonrise8:53 am

    Waxing Crescent

  • Moonset11:13 pm

Sun 29

Partly Cloudy

88°/69°

24%

SW 10mph

Sun 29 | Day

88°

24%

SW 10mph

Partly cloudy. High 88F. Winds SW at 5 to 10 mph.

  • Humidity67%

  • UV Index8 of 11

  • Sunrise5:32 am

  • Sunset8:30 pm

Sun 29 | Night

69°

38%

WSW 7mph

Partly cloudy with late night showers or thunderstorms. Low 69F. Winds WSW at 5 to 10 mph. Chance of rain 40%.

  • Humidity82%

  • UV Index0 of 11

  • Moonrise10:01 am

    Waxing Crescent

  • Moonset11:37 pm

Mon 30

Scattered Thunderstorms

84°/66°

43%

WSW 9mph

Mon 30 | Day

84°

43%

WSW 9mph

Mixed clouds and sun with scattered thunderstorms. High 84F. Winds WSW at 5 to 10 mph. Chance of rain 40%.

  • Humidity72%

  • UV Index8 of 11

  • Sunrise5:32 am

  • Sunset8:30 pm

Mon 30 | Night

66°

41%

NW 6mph

Scattered thunderstorms in the evening. Partly cloudy skies overnight. Low 66F. Winds NW at 5 to 10 mph. Chance of rain 40%.

  • Humidity84%

  • UV Index0 of 11

  • Moonrise11:06 am

    Waxing Crescent

  • Moonset11:59 pm

Tue 01

Partly Cloudy

85°/66°

24%

NNW 7mph

Tue 01 | Day

85°

24%

NNW 7mph

Partly cloudy. High around 85F. Winds NNW at 5 to 10 mph.

  • Humidity67%

  • UV Index9 of 11

  • Sunrise5:33 am

  • Sunset8:30 pm

Tue 01 | Night

66°

24%

NNE 5mph

Partly cloudy skies. Low 66F. Winds light and variable.

  • Humidity80%

  • UV Index0 of 11

  • Moonrise12:08 pm

    Waxing Crescent

  • Moonset--

Wed 02

Partly Cloudy

85°/66°

24%

NE 7mph

Wed 02 | Day

85°

24%

NE 7mph

Sunshine and clouds mixed. High around 85F. Winds NE at 5 to 10 mph.

  • Humidity67%

  • UV Index10 of 11

  • Sunrise5:33 am

  • Sunset8:29 pm

Wed 02 | Night

66°

36%

ESE 5mph

Partly to mostly cloudy skies with scattered thunderstorms before midnight. Low 66F. Winds light and variable. Chance of rain 40%.

  • Humidity82%

  • UV Index0 of 11

  • Moonrise1:08 pm

    First Quarter

  • Moonset12:19 am

Thu 03

Mostly Sunny

87°/68°

24%

S 8mph

Thu 03 | Day

87°

24%

S 8mph

A few clouds early, otherwise mostly sunny. High 87F. Winds S at 5 to 10 mph.

  • Humidity67%

  • UV Index10 of 11

  • Sunrise5:34 am

  • Sunset8:29 pm

Thu 03 | Night

68°

39%

S 6mph

Partly cloudy skies early. Scattered thunderstorms developing later at night. Low 68F. Winds S at 5 to 10 mph. Chance of rain 40%.

  • Humidity80%

  • UV Index0 of 11

  • Moonrise2:09 pm

    Waxing Gibbous

  • Moonset12:39 am

Fri 04

Isolated Thunderstorms

86°/66°

33%

SW 8mph

Fri 04 | Day

86°

33%

SW 8mph

Widely scattered showers or a thunderstorm early. Then partly cloudy. High 86F. Winds SW at 5 to 10 mph. Chance of rain 30%.

  • Humidity69%

  • UV Index10 of 11

  • Sunrise5:34 am

  • Sunset8:29 pm

Fri 04 | Night

66°

53%

SW 6mph

Variable clouds with scattered thunderstorms. Low 66F. Winds light and variable. Chance of rain 50%.

  • Humidity82%

  • UV Index0 of 11

  • Moonrise3:10 pm

    Waxing Gibbous

  • Moonset1:00 am

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10-Day Weather Forecast for Mechanicsburg, IL - The Weather Channel | weather.com (2025)
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