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Polar vortex to unleash frigid air before end of January. Get the details. Chevron right
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Frontenac, MO

18°F
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Frontenac

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Frontenac, MO Weather
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January 15 - February 13

Thu 1/15

33° /30°
2%
Breezy this morning; otherwise, sunny to partly cloudy and chilly

RealFeel®30°

RealFeel Shade™29°

Max UV Index3.0 (Moderate)

WindW 10 mph

Fri 1/16

45° /20°
25%
Windy and not as cold with periods of clouds and sunshine

RealFeel®36°

RealFeel Shade™36°

Max UV Index1.0 (Low)

WindW 15 mph

Sat 1/17

25° /12°
25%
Dull and dreary, windy and very cold

RealFeel®6°

RealFeel Shade™6°

Max UV Index1.0 (Low)

WindWNW 20 mph

Sun 1/18

31° /17°
1%
Chilly with sunshine and some clouds

RealFeel®23°

RealFeel Shade™23°

Max UV Index2.0 (Low)

WindWSW 9 mph

Mon 1/19

21° /13°
1%
Mostly sunny, brisk and quite cold

RealFeel®7°

RealFeel Shade™5°

Max UV Index3.0 (Moderate)

WindNW 15 mph

Tue 1/20

38° /24°
3%
Partly sunny and not as cold

RealFeel®35°

RealFeel Shade™35°

Max UV Index3.0 (Moderate)

WindWNW 8 mph

Wed 1/21

47° /25°
0%
Plenty of sunshine

RealFeel®47°

RealFeel Shade™44°

Max UV Index3.0 (Moderate)

WindWNW 7 mph

Thu 1/22

44° /31°
10%
Mostly cloudy

RealFeel®38°

RealFeel Shade™38°

Max UV Index2.0 (Low)

WindSSE 7 mph

Fri 1/23

48° /30°
25%
Mostly cloudy

RealFeel®46°

RealFeel Shade™46°

Max UV Index1.0 (Low)

WindNNE 6 mph

Sat 1/24

33° /15°
62%
Periods of sleet and freezing rain

RealFeel®31°

RealFeel Shade™31°

Max UV Index1.0 (Low)

WindWSW 7 mph

Sun 1/25

35° /21°
1%
After a cloudy start, sunshine returns

RealFeel®34°

RealFeel Shade™32°

Max UV Index2.0 (Low)

WindN 7 mph

Mon 1/26

41° /24°
1%
Thickening clouds

RealFeel®45°

RealFeel Shade™42°

Max UV Index3.0 (Moderate)

WindNNE 2 mph

Tue 1/27

43° /24°
25%
Dull and dreary

RealFeel®42°

RealFeel Shade™42°

Max UV Index1.0 (Low)

WindE 5 mph

Wed 1/28

41° /22°
25%
Rather cloudy

RealFeel®43°

RealFeel Shade™42°

Max UV Index2.0 (Low)

WindW 5 mph

Thu 1/29

32° /11°
25%
Mostly cloudy

RealFeel®22°

RealFeel Shade™22°

Max UV Index1.0 (Low)

WindNW 12 mph

Fri 1/30

27° /11°
20%
Plenty of sunshine, but cold

RealFeel®30°

RealFeel Shade™22°

Max UV Index3.0 (Moderate)

WindS 6 mph

Sat 1/31

33° /26°
25%
Increasing cloudiness

RealFeel®31°

RealFeel Shade™31°

Max UV Index3.0 (Moderate)

WindS 7 mph

Sun 2/1

48° /30°
25%
Cloudy and not as cold

RealFeel®41°

RealFeel Shade™41°

Max UV Index1.0 (Low)

WindS 13 mph

Mon 2/2

49° /25°
25%
After a cloudy start, sun returns

RealFeel®46°

RealFeel Shade™44°

Max UV Index3.0 (Moderate)

WindWNW 10 mph

Tue 2/3

41° /26°
60%
Some sunshine giving way to clouds and cooler; a bit of afternoon rain

RealFeel®36°

RealFeel Shade™33°

Max UV Index3.0 (Moderate)

WindSE 8 mph

Wed 2/4

49° /14°
25%
Mostly cloudy

RealFeel®40°

RealFeel Shade™40°

Max UV Index1.0 (Low)

WindNW 14 mph

Thu 2/5

33° /14°
5%
Colder with plenty of sunshine

RealFeel®33°

RealFeel Shade™31°

Max UV Index3.0 (Moderate)

WindWNW 8 mph

Fri 2/6

34° /23°
20%
Mostly sunny

RealFeel®27°

RealFeel Shade™24°

Max UV Index3.0 (Moderate)

WindSW 12 mph

Sat 2/7

47° /21°
25%
Not as cold with sun followed by clouds

RealFeel®46°

RealFeel Shade™43°

Max UV Index3.0 (Moderate)

WindS 6 mph

Sun 2/8

49° /24°
55%
Rather cloudy; a flurry in the morning followed by a little rain in the afternoon

RealFeel®47°

RealFeel Shade™47°

Max UV Index2.0 (Low)

WindNE 8 mph

Mon 2/9

35° /22°
25%
Cloudy and colder

RealFeel®31°

RealFeel Shade™31°

Max UV Index1.0 (Low)

WindNW 7 mph

Tue 2/10

35° /17°
5%
Plenty of sunshine

RealFeel®30°

RealFeel Shade™26°

Max UV Index3.0 (Moderate)

WindWSW 9 mph

Wed 2/11

41° /16°
25%
Increasing cloudiness

RealFeel®41°

RealFeel Shade™41°

Max UV Index3.0 (Moderate)

WindWNW 7 mph

Thu 2/12

34° /13°
20%
Cold with decreasing clouds

RealFeel®32°

RealFeel Shade™28°

Max UV Index3.0 (Moderate)

WindNNW 8 mph

Fri 2/13

31° /14°
20%
Partly sunny and cold

RealFeel®32°

RealFeel Shade™28°

Max UV Index3.0 (Moderate)

WindENE 5 mph

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Weather Near Frontenac:

  • O'Fallon, MO
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