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As of 23:10 CDT

Weather in Johnstown, IL

72°Current weather

Johnstown, Thursday, 15 October, 23:10

Overcast. Feels like 73°. High 74°, low 65°.

Pressure29.88 inHg
Wind10.4 mph W
Humidity83%
Visibility5.4 mi
Dew point67°

10-day forecast for Johnstown, IL: 40° to 76°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.

76°
Best day: Friday, October 23
74° · 0.3 in
Worst day: Thursday, October 15

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

Fri, 1671° / 52°0.03Light rain
MorningOvercast53°feels 51°
AfternoonOvercast58°feels 56°
EveningOvercast55°feels 54°
OvernightOvercast67°feels 67°
71 °Light rain

Johnstown, Friday, 16 October

Light rain. High 71°, low 52°.

Pressure30.15 inHg
Wind17.5 mph NW
Humidity50%
Visibility6.2 mi
Dew point37°
Sat, 1757° / 41°0Clear
MorningClear42°feels 38°
AfternoonClear57°feels 54°
EveningClear50°feels 50°
OvernightClear46°feels 40°
57 °Clear

Johnstown, Saturday, 17 October

Clear. High 57°, low 41°.

Pressure30.56 inHg
Wind5.1 mph NE
Humidity50%
Visibility6.2 mi
Dew point36°
Sun, 1863° / 40°0Clear
MorningClear42°feels 38°
AfternoonClear62°feels 59°
EveningClear52°feels 49°
OvernightClear43°feels 41°
63 °Clear

Johnstown, Sunday, 18 October

Clear. High 63°, low 40°.

Pressure30.53 inHg
Wind8.9 mph S
Humidity38%
Visibility6.2 mi
Dew point33°
Mon, 1967° / 42°0Clear
MorningClear47°feels 45°
AfternoonClear67°feels 65°
EveningClear56°feels 55°
OvernightClear46°feels 43°
67 °Clear

Johnstown, Monday, 19 October

Clear. High 67°, low 42°.

Pressure30.39 inHg
Wind5 mph S
Humidity43%
Visibility6.2 mi
Dew point39°
Tue, 2070° / 45°0Overcast
MorningOvercast52°feels 52°
AfternoonOvercast68°feels 66°
EveningOvercast60°feels 58°
OvernightOvercast53°feels 52°
70 °Overcast

Johnstown, Tuesday, 20 October

Overcast. High 70°, low 45°.

Pressure30.33 inHg
Wind3.9 mph E
Humidity32%
Visibility—
Dew point35°
Wed, 2172° / 49°0Partly cloudy
MorningPartly cloudy56°feels 55°
AfternoonPartly cloudy69°feels 67°
EveningPartly cloudy61°feels 59°
OvernightPartly cloudy57°feels 55°
72 °Partly cloudy

Johnstown, Wednesday, 21 October

Partly cloudy. High 72°, low 49°.

Pressure30.30 inHg
Wind5.1 mph SE
Humidity32%
Visibility—
Dew point37°
Thu, 2275° / 52°0Mostly clear
MorningMostly clear58°feels 56°
AfternoonMostly clear72°feels 70°
EveningMostly clear64°feels 61°
OvernightMostly clear59°feels 56°
75 °Mostly clear

Johnstown, Thursday, 22 October

Mostly clear. High 75°, low 52°.

Pressure30.24 inHg
Wind5.8 mph SE
Humidity26%
Visibility—
Dew point33°
Fri, 2376° / 53°0Clear
MorningClear59°feels 57°
AfternoonClear73°feels 71°
EveningClear64°feels 62°
OvernightClear59°feels 56°
76 °Clear

Johnstown, Friday, 23 October

Clear. High 76°, low 53°.

Pressure30.18 inHg
Wind9.1 mph SE
Humidity27%
Visibility—
Dew point36°
Sat, 2473° / 55°0Overcast
MorningOvercast60°feels 58°
AfternoonOvercast71°feels 70°
EveningOvercast64°feels 62°
OvernightOvercast60°feels 58°
73 °Overcast

Johnstown, Saturday, 24 October

Overcast. High 73°, low 55°.

Pressure30.21 inHg
Wind8.5 mph SE
Humidity31%
Visibility—
Dew point38°

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 Johnstown, 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.