10-day forecast for Diamond, IL: 46° to 72°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Wednesday, October 28
62° · 0.64 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2769° / 49°0
Morning53°feels 53°
Afternoon69°feels 68°
Evening59°feels 58°
Overnight51°feels 50°
69 °
Diamond, Tuesday, 27 October
Overcast. High 69°, low 49°.
Pressure30.24 inHg
Wind5.4 mph SE
Humidity68%
Visibility6.2 mi
Dew point54°
Wed, 2872° / 53°0.02
Morning53°feels 53°
Afternoon72°feels 71°
Evening61°feels 60°
Overnight55°feels 54°
72 °
Diamond, Wednesday, 28 October
Light rain. High 72°, low 53°.
Pressure30.21 inHg
Wind7.4 mph S
Humidity57%
Visibility6.2 mi
Dew point53°
Thu, 2971° / 57°0.16
Morning58°feels 57°
Afternoon68°feels 68°
Evening64°feels 64°
Overnight59°feels 58°
71 °
Diamond, Thursday, 29 October
Rain. High 71°, low 57°.
Pressure30.09 inHg
Wind8.9 mph SW
Humidity63%
Visibility6.2 mi
Dew point56°
Fri, 3069° / 50°0.01
Morning52°feels 51°
Afternoon66°feels 65°
Evening59°feels 58°
Overnight55°feels 54°
69 °
Diamond, Friday, 30 October
Light rain. High 69°, low 50°.
Pressure30.21 inHg
Wind6.5 mph SE
Humidity52%
Visibility—
Dew point47°
Sat, 3166° / 55°0.34
Morning58°feels 58°
Afternoon63°feels 64°
Evening61°feels 61°
Overnight58°feels 58°
66 °
Diamond, Saturday, 31 October
Rain. High 66°, low 55°.
Pressure30.18 inHg
Wind5.2 mph SE
Humidity90%
Visibility—
Dew point60°
Sun, 0162° / 57°0.2
Morning59°feels 59°
Afternoon61°feels 62°
Evening58°feels 58°
Overnight58°feels 58°
62 °
Diamond, Sunday, 1 November
Light rain. High 62°, low 57°.
Pressure30.00 inHg
Wind6.4 mph SE
Humidity91%
Visibility—
Dew point59°
Mon, 0263° / 58°0.03
Morning59°feels 59°
Afternoon62°feels 62°
Evening61°feels 61°
Overnight60°feels 61°
63 °
Diamond, Monday, 2 November
Light rain. High 63°, low 58°.
Pressure29.91 inHg
Wind10.5 mph SE
Humidity91%
Visibility—
Dew point59°
Tue, 0362° / 47°0.64
Morning60°feels 59°
Afternoon53°feels 50°
Evening47°feels 41°
Overnight51°feels 45°
62 °
Diamond, Tuesday, 3 November
Rain. High 62°, low 47°.
Pressure29.68 inHg
Wind20.2 mph SW
Humidity70%
Visibility—
Dew point45°
Wed, 0454° / 46°0.03
Morning48°feels 42°
Afternoon51°feels 48°
Evening47°feels 44°
Overnight46°feels 41°
54 °
Diamond, Wednesday, 4 November
Light rain. High 54°, low 46°.
Pressure29.85 inHg
Wind21.3 mph W
Humidity61%
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 Diamond, 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.