10-day forecast for Waltham, IL: 34° to 69°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Thursday, October 29
59° · 0.52 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3064° / 47°0.21
Morning48°feels 45°
Afternoon63°feels 61°
Evening56°feels 56°
Overnight50°feels 47°
64 °
Waltham, Friday, 30 October
Rain. High 64°, low 47°.
Pressure30.36 inHg
Wind6.3 mph E
Humidity58%
Visibility6.2 mi
Dew point44°
Sat, 3159° / 51°0.52
Morning51°feels 50°
Afternoon56°feels 54°
Evening54°feels 53°
Overnight54°feels 53°
59 °
Waltham, Saturday, 31 October
Heavy rain. High 59°, low 51°.
Pressure30.33 inHg
Wind7.7 mph SE
Humidity88%
Visibility3.6 mi
Dew point51°
Sun, 0159° / 53°0.02
Morning53°feels 52°
Afternoon58°feels 57°
Evening59°feels 58°
Overnight54°feels 52°
59 °
Waltham, Sunday, 1 November
Light rain. High 59°, low 53°.
Pressure30.30 inHg
Wind5.9 mph E
Humidity79%
Visibility6.2 mi
Dew point51°
Mon, 0264° / 55°0.07
Morning56°feels 56°
Afternoon62°feels 62°
Evening60°feels 60°
Overnight56°feels 55°
64 °
Waltham, Monday, 2 November
Light rain. High 64°, low 55°.
Pressure30.09 inHg
Wind9.1 mph SE
Humidity80%
Visibility6.2 mi
Dew point54°
Tue, 0369° / 60°0.28
Morning63°feels 63°
Afternoon69°feels 69°
Evening65°feels 65°
Overnight66°feels 66°
69 °
Waltham, Tuesday, 3 November
Light rain. High 69°, low 60°.
Pressure29.85 inHg
Wind20.2 mph S
Humidity70%
Visibility—
Dew point58°
Wed, 0469° / 62°0.16
Morning66°feels 66°
Afternoon68°feels 67°
Evening63°feels 64°
Overnight63°feels 63°
69 °
Waltham, Wednesday, 4 November
Light rain. High 69°, low 62°.
Pressure29.80 inHg
Wind14.6 mph SE
Humidity69%
Visibility—
Dew point57°
Thu, 0563° / 57°0.07
Morning58°feels 58°
Afternoon62°feels 62°
Evening59°feels 59°
Overnight57°feels 57°
63 °
Waltham, Thursday, 5 November
Light rain. High 63°, low 57°.
Pressure29.56 inHg
Wind8.9 mph S
Humidity75%
Visibility—
Dew point54°
Fri, 0656° / 41°0.1
Morning46°feels 40°
Afternoon42°feels 35°
Evening42°feels 37°
Overnight42°feels 36°
56 °
Waltham, Friday, 6 November
Light rain. High 56°, low 41°.
Pressure29.85 inHg
Wind14.9 mph N
Humidity81%
Visibility—
Dew point37°
Sat, 0748° / 34°0
Morning38°feels 31°
Afternoon46°feels 42°
Evening42°feels 39°
Overnight39°feels 34°
48 °
Waltham, Saturday, 7 November
Overcast. High 48°, low 34°.
Pressure30.24 inHg
Wind10.8 mph N
Humidity57%
Visibility—
Dew point30°
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 Waltham, 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.