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As of 01:45 CDT

Weather in St. Elmo, IL

72°Current weather

St. Elmo, Sunday, 9 August, 01:45

Clear. Feels like 73°. High 93°, low 73°.

Pressure30.03 inHg
Wind2 mph SW
Humidity93%
Visibility6.2 mi
Dew point71°

10-day forecast for St. Elmo, IL: 64° to 97°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.

94°
Best day: Tuesday, August 11
74° · 0.19 in
Worst day: Friday, August 14

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1097° / 73°0.2Rain
MorningOvercast79°feels 79°
AfternoonMostly clear95°feels 108°
EveningOvercast85°feels 89°
OvernightClear81°feels 85°
97 °Rain

St. Elmo, Monday, 10 August

Rain. High 97°, low 73°.

Pressure29.94 inHg
Wind14 mph SW
Humidity61%
Visibility6.2 mi
Dew point73°
Tue, 1194° / 72°0Overcast
MorningOvercast74°feels 74°
AfternoonClear93°feels 105°
EveningClear84°feels 89°
OvernightOvercast73°feels 73°
94 °Overcast

St. Elmo, Tuesday, 11 August

Overcast. High 94°, low 72°.

Pressure29.91 inHg
Wind13.4 mph SW
Humidity68%
Visibility6.2 mi
Dew point74°
Wed, 1288° / 73°0.19Rain
MorningOvercast77°feels 78°
AfternoonOvercast88°feels 95°
EveningClear81°feels 86°
OvernightOvercast82°feels 84°
88 °Rain

St. Elmo, Wednesday, 12 August

Rain. High 88°, low 73°.

Pressure29.83 inHg
Wind7.1 mph NW
Humidity75%
Visibility6.2 mi
Dew point72°
Thu, 1384° / 68°0.24Light rain
MorningLight rain73°feels 74°
AfternoonLight rain81°feels 85°
EveningLight rain73°feels 74°
OvernightLight rain70°feels 71°
84 °Light rain

St. Elmo, Thursday, 13 August

Light rain. High 84°, low 68°.

Pressure29.94 inHg
Wind12.1 mph NE
Humidity66%
Visibility—
Dew point69°
Fri, 1474° / 64°0.19Light rain
MorningLight rain67°feels 68°
AfternoonLight rain73°feels 74°
EveningLight rain68°feels 69°
OvernightLight rain65°feels 66°
74 °Light rain

St. Elmo, Friday, 14 August

Light rain. High 74°, low 64°.

Pressure30.09 inHg
Wind16.5 mph NE
Humidity77%
Visibility—
Dew point65°
Sat, 1581° / 64°0.2Light rain
MorningLight rain68°feels 69°
AfternoonLight rain77°feels 78°
EveningLight rain76°feels 77°
OvernightLight rain69°feels 70°
81 °Light rain

St. Elmo, Saturday, 15 August

Light rain. High 81°, low 64°.

Pressure30.15 inHg
Wind12.2 mph E
Humidity77%
Visibility—
Dew point68°
Sun, 1683° / 67°0Overcast
MorningOvercast72°feels 74°
AfternoonOvercast82°feels 88°
EveningOvercast80°feels 85°
OvernightOvercast74°feels 75°
83 °Overcast

St. Elmo, Sunday, 16 August

Overcast. High 83°, low 67°.

Pressure30.03 inHg
Wind9.3 mph E
Humidity74%
Visibility—
Dew point71°
Mon, 1783° / 70°0Overcast
MorningOvercast73°feels 75°
AfternoonOvercast81°feels 84°
EveningOvercast77°feels 78°
OvernightOvercast72°feels 73°
83 °Overcast

St. Elmo, Monday, 17 August

Overcast. High 83°, low 70°.

Pressure30.06 inHg
Wind9.4 mph NE
Humidity65%
Visibility—
Dew point67°
Tue, 1886° / 65°0Overcast
MorningOvercast70°feels 72°
AfternoonOvercast83°feels 87°
EveningOvercast80°feels 83°
OvernightOvercast74°feels 74°
86 °Overcast

St. Elmo, Tuesday, 18 August

Overcast. High 86°, low 65°.

Pressure30.00 inHg
Wind8.6 mph SE
Humidity62%
Visibility—
Dew point67°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in St. Elmo, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.