10-day forecast for Eureka, IL: 38° to 73°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Thursday, October 29
63° · 0.41 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3067° / 49°0.26
Morning50°feels 46°
Afternoon67°feels 66°
Evening59°feels 58°
Overnight52°feels 50°
67 °
Eureka, Friday, 30 October
Rain. High 67°, low 49°.
Pressure30.30 inHg
Wind7.9 mph E
Humidity47%
Visibility6.2 mi
Dew point43°
Sat, 3163° / 52°0.41
Morning52°feels 51°
Afternoon61°feels 60°
Evening56°feels 55°
Overnight56°feels 55°
63 °
Eureka, Saturday, 31 October
Rain. High 63°, low 52°.
Pressure30.33 inHg
Wind8.6 mph SE
Humidity81%
Visibility6.2 mi
Dew point49°
Sun, 0164° / 55°0.05
Morning56°feels 55°
Afternoon63°feels 63°
Evening60°feels 59°
Overnight56°feels 55°
64 °
Eureka, Sunday, 1 November
Light rain. High 64°, low 55°.
Pressure30.30 inHg
Wind8 mph SE
Humidity66%
Visibility6.2 mi
Dew point53°
Mon, 0263° / 55°0.04
Morning57°feels 56°
Afternoon62°feels 61°
Evening62°feels 61°
Overnight57°feels 57°
63 °
Eureka, Monday, 2 November
Light rain. High 63°, low 55°.
Pressure30.06 inHg
Wind14.5 mph S
Humidity76%
Visibility—
Dew point53°
Tue, 0370° / 62°0.31
Morning63°feels 64°
Afternoon66°feels 66°
Evening68°feels 68°
Overnight69°feels 68°
70 °
Eureka, Tuesday, 3 November
Rain. High 70°, low 62°.
Pressure29.83 inHg
Wind18.3 mph SE
Humidity93%
Visibility—
Dew point63°
Wed, 0469° / 51°0.26
Morning63°feels 63°
Afternoon62°feels 62°
Evening57°feels 56°
Overnight53°feels 52°
69 °
Eureka, Wednesday, 4 November
Light rain. High 69°, low 51°.
Pressure29.62 inHg
Wind23.7 mph S
Humidity84%
Visibility—
Dew point58°
Thu, 0552° / 42°0
Morning45°feels 39°
Afternoon50°feels 47°
Evening44°feels 40°
Overnight42°feels 37°
52 °
Eureka, Thursday, 5 November
Clear. High 52°, low 42°.
Pressure29.88 inHg
Wind15.7 mph W
Humidity39%
Visibility—
Dew point26°
Fri, 0654° / 38°0
Morning42°feels 37°
Afternoon52°feels 48°
Evening45°feels 42°
Overnight41°feels 37°
54 °
Eureka, Friday, 6 November
Clear. High 54°, low 38°.
Pressure30.00 inHg
Wind11.3 mph W
Humidity32%
Visibility—
Dew point22°
Sat, 0755° / 39°0
Morning43°feels 38°
Afternoon52°feels 49°
Evening49°feels 45°
Overnight47°feels 43°
55 °
Eureka, Saturday, 7 November
Overcast. High 55°, low 39°.
Pressure30.15 inHg
Wind9.9 mph SE
Humidity38%
Visibility—
Dew point26°
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 Eureka, 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.