Current Weather Forecast for Greenville

IL 62246  |   2:33am

Weather Conditions

78°

Feels Like 84°

Clear

73° 95° HEAT ADVISORY

HEAT ADVISORY

0

UV Index

Moderate

Air Quality

S 5 mph

Wind

0 in

rain

Tonight

Sun 6/28

74°

Lowest Temperature

3%

Partly cloudy. Low 74F. Winds light and variable.

Tomorrow

Mon 6/29

94°

Highest Temperature

4%

Sunshine and clouds mixed. Hot and humid. High 94F. Winds S at 10 to 15 mph.

Tomorrow night

Mon 6/29

74°

Lowest Temperature

8%

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

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Greenville

Hourly Weather Forecast & Temperature

3AM

3%

78°

Feels Like 78°

HEAT ADVISORY

Clear

SSW 5 mph

Wind

1012 mb

Pressure

90%

Humidity

0

UV Index

9mi

Visibility

1%

Cloud Cover

4AM

3%

77°

Feels Like 77°

HEAT ADVISORY

Mostly Clear

S 3 mph

Wind

1013 mb

Pressure

90%

Humidity

0

UV Index

8mi

Visibility

20%

Cloud Cover

5AM

3%

76°

Feels Like 76°

HEAT ADVISORY

Partly Cloudy

S 3 mph

Wind

1014 mb

Pressure

93%

Humidity

0

UV Index

8mi

Visibility

30%

Cloud Cover

6AM

3%

75°

Feels Like 75°

HEAT ADVISORY

Partly Cloudy

S 4 mph

Wind

1014 mb

Pressure

97%

Humidity

0

UV Index

8mi

Visibility

41%

Cloud Cover

7AM

3%

77°

Feels Like 77°

HEAT ADVISORY

Partly Cloudy

S 4 mph

Wind

1015 mb

Pressure

94%

Humidity

0

UV Index

9mi

Visibility

52%

Cloud Cover

8AM

3%

79°

Feels Like 86°

HEAT ADVISORY

Partly Cloudy

S 6 mph

Wind

1015 mb

Pressure

90%

Humidity

1

UV Index

10mi

Visibility

57%

Cloud Cover

9AM

2%

82°

Feels Like 91°

HEAT ADVISORY

Partly Cloudy

S 7 mph

Wind

1015 mb

Pressure

82%

Humidity

3

UV Index

10mi

Visibility

37%

Cloud Cover

10AM

4%

85°

Feels Like 95°

HEAT ADVISORY

Partly Cloudy

S 9 mph

Wind

1015 mb

Pressure

74%

Humidity

5

UV Index

10mi

Visibility

55%

Cloud Cover

11AM

3%

87°

Feels Like 98°

HEAT ADVISORY

Partly Cloudy

S 9 mph

Wind

1015 mb

Pressure

70%

Humidity

6

UV Index

10mi

Visibility

50%

Cloud Cover

12PM

1%

89°

Feels Like 100°

HEAT ADVISORY

Mostly Cloudy

S 9 mph

Wind

1015 mb

Pressure

66%

Humidity

6

UV Index

10mi

Visibility

79%

Cloud Cover

1PM

1%

90°

Feels Like 102°

HEAT ADVISORY

Partly Cloudy

S 10 mph

Wind

1014 mb

Pressure

63%

Humidity

9

UV Index

10mi

Visibility

52%

Cloud Cover

2PM

91°

Feels Like 103°

HEAT ADVISORY

Partly Cloudy

S 11 mph

Wind

1014 mb

Pressure

60%

Humidity

9

UV Index

10mi

Visibility

45%

Cloud Cover

Sun 6/28

Sun

3%

73°

95°

Partly cloudy. Lows overnight in the mid 70s.

84°

Feels Like

S 5 mph

Wind

92%

Humidity

0

UV Index

5:34 AM

Sunrise

8:27 PM

Sunset

Mon 6/29

Mon

4%

74°

92°

HEAT ADVISORY

Mix of sun and clouds. Highs in the mid 90s and lows in the mid 70s.

104°

Feels Like

S 13 mph

Wind

69%

Humidity

9

UV Index

5:34 AM

Sunrise

8:27 PM

Sunset

Tue 6/30

Tue

7%

74°

95°

HEAT ADVISORY

More sun than clouds. Highs in the mid 90s and lows in the mid 70s.

104°

Feels Like

SSW 10 mph

Wind

63%

Humidity

9

UV Index

5:35 AM

Sunrise

8:27 PM

Sunset

Wed 7/1

Wed

6%

74°

95°

HEAT ADVISORY

Mainly sunny. Highs in the mid 90s and lows in the mid 70s.

104°

Feels Like

SSW 8 mph

Wind

62%

Humidity

10

UV Index

5:35 AM

Sunrise

8:27 PM

Sunset

Thu 7/2

Thu

24%

76°

95°

HEAT ADVISORY

More sun than clouds. Highs in the mid 90s and lows in the mid 70s.

106°

Feels Like

SSW 8 mph

Wind

65%

Humidity

10

UV Index

5:36 AM

Sunrise

8:27 PM

Sunset

Fri 7/3

Fri

24%

76°

94°

HEAT ADVISORY

Plenty of sun. Highs in the mid 90s and lows in the mid 70s.

105°

Feels Like

SSW 6 mph

Wind

66%

Humidity

9

UV Index

5:36 AM

Sunrise

8:26 PM

Sunset

Sat 7/4

Sat

31%

75°

91°

Slight chance of a thunderstorm. Highs in the low 90s and lows in the low 70s.

100°

Feels Like

SSW 5 mph

Wind

68%

Humidity

10

UV Index

5:37 AM

Sunrise

8:26 PM

Sunset

Sun 7/5

Sun

44%

73°

88°

A few thunderstorms possible. Highs in the upper 80s and lows in the low 70s.

95°

Feels Like

WSW 5 mph

Wind

73%

Humidity

9

UV Index

5:38 AM

Sunrise

8:26 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Looking for homes in this area?

• 413 McAdams St, Greenville, IL 62246
• 416 S Elm St, Greenville, IL 62246
• 1444 Sunrise Pt, Greenville, IL 62246

Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.

Latest Stories from Illinois

Extreme heat dome building with over 230 million to swelter in days leading up to America's 250th birthday

Millions of Americans hoping for a warm holiday weekend will get their wish, as temperatures are expected to soar above average across the country.

4 dead as flash flooding slams Kentucky, triggering emergencies and evacuations

Thunderstorms and flash flooding are threatening the first half of the weekend for millions across parts of the Ohio Valley and East Coast. Those with outdoor plans could be dodging showers on both Saturday and Sunday ahead of a return to 90-degree weather by the middle of next week.

Illinois leads the country for most tornado reports so far in 2026 and it's only June

We're nearly halfway through the year, and it's been an active year for severe weather thus far, with more than 800 reported tornadoes across the U.S.

Deadly tornado outbreak slams Illinois, leaving a path of destruction amid ongoing severe weather threat

A violent tornado outbreak struck the Plains on Sunday, bringing a destructive mix of hail, fierce winds, and damaging tornadoes. The severe weather triggered widespread destruction across the region, completely leveling multiple homes and causing fatalities.

Load More Stories