Weather in Alton, IL
Alton, Wednesday, 28 October, 11:12
Clear. Feels like 70°. High 74°, low 51°.
Two-week outlook for Alton, IL: week one averages a high of 71.7° and week two 58.1°, so week two runs 13.6° cooler than week one. Around 2.9 inches of precipitation are expected over the 14 days, across 5 wet days. The nearest weekend, October 31: 69°, dry.
Week one vs week two
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (October 28 – November 3) | 71.7° | 56.6° | 0.2 in / 1 d | — |
| 2nd (November 4 – November 10) | 58.1° | 49.3° | 2.7 in / 4 d | — |
Weekend weather
0Alton, Thursday, 29 October
Clear. High 78°, low 53°.
0.04
Alton, Friday, 30 October
Light rain. High 75°, low 55°.
0Alton, Saturday, 31 October
Overcast. High 69°, low 60°.
0Alton, Sunday, 1 November
Mostly clear. High 71°, low 58°.
0.02Alton, Monday, 2 November
Light rain. High 69°, low 57°.
0.18Alton, Tuesday, 3 November
Light rain. High 65°, low 62°.
1.06Alton, Wednesday, 4 November
Heavy rain. High 64°, low 61°.
0.48Alton, Thursday, 5 November
Rain. High 61°, low 57°.
0Alton, Friday, 6 November
Overcast. High 59°, low 49°.
0Alton, Saturday, 7 November
Overcast. High 56°, low 44°.
0Alton, Sunday, 8 November
Overcast. High 54°, low 41°.
0.4Alton, Monday, 9 November
Rain. High 56°, low 42°.
0.73Alton, Tuesday, 10 November
Rain. High 57°, low 51°.
About this forecast
Can I plan a trip on a 2-week forecast?
Week one is solid for planning — accuracy is high. Week two shows the trend: go by the averages and the comparison with normal, and check the details closer to the date.
What does the "Vs normal" column mean?
It is the gap between the forecast and the climate normal for those same dates in Alton, IL, computed over 60 years. A positive value means the week runs warmer than usual.
Why are weekends shown separately?
Saturday and Sunday plans are what people check most, so we give them their own cards with temperature and precipitation.
Sun and moon today
Weather history
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