10-day forecast for Merriam, IL: 30° to 69°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Wednesday, November 11
42°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0965° / 37°0
Morning46°feels 46°
Afternoon65°feels 64°
Evening49°feels 47°
Overnight41°feels 37°
65 °
Merriam, Monday, 9 November
Clear. High 65°, low 37°.
Pressure30.18 inHg
Wind2.9 mph SW
Humidity55%
Visibility6.2 mi
Dew point45°
Tue, 1067° / 48°0
Morning51°feels 50°
Afternoon67°feels 66°
Evening53°feels 52°
Overnight50°feels 47°
67 °
Merriam, Tuesday, 10 November
Clear. High 67°, low 48°.
Pressure30.09 inHg
Wind5.7 mph W
Humidity62%
Visibility6.2 mi
Dew point52°
Wed, 1169° / 46°0
Morning51°feels 50°
Afternoon67°feels 67°
Evening58°feels 57°
Overnight47°feels 46°
69 °
Merriam, Wednesday, 11 November
Light rain. High 69°, low 46°.
Pressure29.80 inHg
Wind11.6 mph SW
Humidity70%
Visibility6.2 mi
Dew point55°
Thu, 1251° / 40°0.02
Morning45°feels 40°
Afternoon48°feels 42°
Evening45°feels 39°
Overnight49°feels 43°
51 °
Merriam, Thursday, 12 November
Light rain. High 51°, low 40°.
Pressure29.94 inHg
Wind15.7 mph NW
Humidity53%
Visibility—
Dew point31°
Fri, 1342° / 36°0
Morning39°feels 32°
Afternoon41°feels 35°
Evening39°feels 33°
Overnight37°feels 30°
42 °
Merriam, Friday, 13 November
Overcast. High 42°, low 36°.
Pressure30.03 inHg
Wind12.6 mph NW
Humidity65%
Visibility—
Dew point30°
Sat, 1449° / 30°0
Morning35°feels 28°
Afternoon46°feels 42°
Evening40°feels 36°
Overnight36°feels 31°
49 °
Merriam, Saturday, 14 November
Clear. High 49°, low 30°.
Pressure30.06 inHg
Wind11.5 mph NW
Humidity36%
Visibility—
Dew point20°
Sun, 1561° / 36°0
Morning42°feels 38°
Afternoon57°feels 54°
Evening51°feels 49°
Overnight46°feels 45°
61 °
Merriam, Sunday, 15 November
Clear. High 61°, low 36°.
Pressure30.09 inHg
Wind8.9 mph SW
Humidity38%
Visibility—
Dew point30°
Mon, 1664° / 44°0
Morning50°feels 49°
Afternoon62°feels 60°
Evening55°feels 53°
Overnight51°feels 50°
64 °
Merriam, Monday, 16 November
Partly cloudy. High 64°, low 44°.
Pressure30.15 inHg
Wind3.6 mph W
Humidity50%
Visibility—
Dew point41°
Tue, 1768° / 49°0
Morning53°feels 51°
Afternoon65°feels 63°
Evening58°feels 57°
Overnight54°feels 52°
68 °
Merriam, Tuesday, 17 November
Overcast. High 68°, low 49°.
Pressure30.15 inHg
Wind7.4 mph SE
Humidity51%
Visibility—
Dew point45°
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 Merriam, 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.