10-day forecast for Harness, IL: 27° to 67°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Friday, November 20
43°
Worst day: Monday, November 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1549° / 28°0
Morning34°feels 31°
Afternoon49°feels 49°
Evening38°feels 38°
Overnight29°feels 29°
49 °
Harness, Sunday, 15 November
Clear. High 49°, low 28°.
Pressure30.47 inHg
Wind2 mph W
Humidity54%
Visibility6.2 mi
Dew point29°
Mon, 1653° / 28°0
Morning33°feels 30°
Afternoon53°feels 50°
Evening39°feels 36°
Overnight30°feels 30°
53 °
Harness, Monday, 16 November
Clear. High 53°, low 28°.
Pressure30.53 inHg
Wind4 mph SW
Humidity48%
Visibility6.2 mi
Dew point32°
Tue, 1755° / 34°0
Morning37°feels 32°
Afternoon55°feels 53°
Evening43°feels 39°
Overnight35°feels 31°
55 °
Harness, Tuesday, 17 November
Clear. High 55°, low 34°.
Pressure30.50 inHg
Wind7.9 mph S
Humidity52%
Visibility6.2 mi
Dew point37°
Wed, 1859° / 39°0
Morning43°feels 38°
Afternoon56°feels 54°
Evening51°feels 48°
Overnight40°feels 34°
59 °
Harness, Wednesday, 18 November
Overcast. High 59°, low 39°.
Pressure30.36 inHg
Wind12 mph S
Humidity51%
Visibility—
Dew point37°
Thu, 1963° / 47°0.02
Morning52°feels 49°
Afternoon60°feels 59°
Evening58°feels 57°
Overnight55°feels 53°
63 °
Harness, Thursday, 19 November
Light rain. High 63°, low 47°.
Pressure30.24 inHg
Wind12.1 mph SW
Humidity54%
Visibility—
Dew point42°
Fri, 2064° / 47°0
Morning52°feels 49°
Afternoon63°feels 62°
Evening61°feels 60°
Overnight59°feels 57°
64 °
Harness, Friday, 20 November
Partly cloudy. High 64°, low 47°.
Pressure30.21 inHg
Wind14.9 mph S
Humidity51%
Visibility—
Dew point43°
Sat, 2167° / 52°0.13
Morning58°feels 57°
Afternoon65°feels 64°
Evening58°feels 58°
Overnight53°feels 52°
67 °
Harness, Saturday, 21 November
Light rain. High 67°, low 52°.
Pressure29.88 inHg
Wind23 mph S
Humidity43%
Visibility—
Dew point42°
Sun, 2250° / 39°0.01
Morning45°feels 37°
Afternoon44°feels 37°
Evening43°feels 36°
Overnight40°feels 34°
50 °
Harness, Sunday, 22 November
Light rain. High 50°, low 39°.
Pressure30.21 inHg
Wind21 mph W
Humidity62%
Visibility—
Dew point33°
Mon, 2343° / 30°0
Morning33°feels 27°
Afternoon40°feels 35°
Evening35°feels 30°
Overnight32°feels 27°
43 °
Harness, Monday, 23 November
Clear. High 43°, low 30°.
Pressure30.36 inHg
Wind9.6 mph N
Humidity33%
Visibility—
Dew point13°
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 Harness, 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.