10-day forecast for Lerna, IL: 46° to 77°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Thursday, October 29
61° · 1.19 in
Worst day: Thursday, November 5
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2977° / 50°0
Morning53°feels 52°
Afternoon76°feels 76°
Evening63°feels 63°
Overnight53°feels 52°
77 °
Lerna, Thursday, 29 October
Overcast. High 77°, low 50°.
Pressure30.15 inHg
Wind9.6 mph SW
Humidity52%
Visibility6.2 mi
Dew point54°
Fri, 3074° / 54°0
Morning55°feels 54°
Afternoon73°feels 73°
Evening64°feels 64°
Overnight60°feels 60°
74 °
Lerna, Friday, 30 October
Partly cloudy. High 74°, low 54°.
Pressure30.27 inHg
Wind7.2 mph E
Humidity65%
Visibility6.2 mi
Dew point57°
Sat, 3167° / 58°0
Morning58°feels 56°
Afternoon68°feels 66°
Evening62°feels 61°
Overnight60°feels 58°
67 °
Lerna, Saturday, 31 October
Overcast. High 67°, low 58°.
Pressure30.27 inHg
Wind4.5 mph SE
Humidity47%
Visibility6.2 mi
Dew point44°
Sun, 0172° / 57°0
Morning59°feels 58°
Afternoon71°feels 70°
Evening64°feels 64°
Overnight58°feels 57°
72 °
Lerna, Sunday, 1 November
Overcast. High 72°, low 57°.
Pressure30.24 inHg
Wind9.7 mph SE
Humidity53%
Visibility—
Dew point52°
Mon, 0269° / 57°0.07
Morning62°feels 62°
Afternoon69°feels 68°
Evening65°feels 64°
Overnight61°feels 61°
69 °
Lerna, Monday, 2 November
Light rain. High 69°, low 57°.
Pressure30.15 inHg
Wind12.8 mph S
Humidity59%
Visibility—
Dew point53°
Tue, 0361° / 59°0.63
Morning61°feels 61°
Afternoon61°feels 61°
Evening59°feels 60°
Overnight60°feels 60°
61 °
Lerna, Tuesday, 3 November
Rain. High 61°, low 59°.
Pressure29.85 inHg
Wind13.8 mph SE
Humidity93%
Visibility—
Dew point59°
Wed, 0462° / 58°0.61
Morning60°feels 60°
Afternoon61°feels 61°
Evening60°feels 61°
Overnight60°feels 60°
62 °
Lerna, Wednesday, 4 November
Rain. High 62°, low 58°.
Pressure29.74 inHg
Wind15.7 mph SE
Humidity90%
Visibility—
Dew point58°
Thu, 0561° / 56°1.19
Morning60°feels 60°
Afternoon61°feels 61°
Evening59°feels 59°
Overnight57°feels 56°
61 °
Lerna, Thursday, 5 November
Rain. High 61°, low 56°.
Pressure29.59 inHg
Wind13.3 mph N
Humidity90%
Visibility—
Dew point58°
Fri, 0656° / 46°0.01
Morning53°feels 52°
Afternoon54°feels 51°
Evening47°feels 44°
Overnight47°feels 44°
56 °
Lerna, Friday, 6 November
Light rain. High 56°, low 46°.
Pressure29.94 inHg
Wind15.3 mph N
Humidity40%
Visibility—
Dew point31°
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 Lerna, 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.