Weather WorldAltona, IL 7-Day Weather Forecast
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Altona Weather Forecast
Altona, IL Weather Forecast Date: 302 PM CDT Sun Oct 18 2026
Weather forecast for Altona, IL
Tonight Lo: 40°F Lo: 4°C |
Tonight... Clear. Lows around 40. South winds 5 to 10 mph. |
Mon Hi: 70°FHi: 21°C Lo: 41°F Lo: 5°C |
Monday... Sunny. Highs around 70. South winds around 5 mph. |
| Tue Hi: 71°FHi: 22°C Lo: 50°F Lo: 10°C |
Tuesday... Sunny. Highs in the lower 70s. Southeast winds around 5 mph. |
| Wed Hi: 75°FHi: 24°C Lo: 50°F Lo: 10°C |
Wednesday... Mostly clear. Highs in the mid 70s. Lows around 50. |
| Thu Hi: 75°FHi: 24°C Lo: 50°F Lo: 10°C |
Thursday... Mostly clear. Highs in the mid 70s. Lows around 50. |
| Fri Hi: 75°FHi: 24°C Lo: 50°F Lo: 10°C |
Friday... Mostly clear. Highs in the mid 70s. Lows around 50. |
| Fri Hi: 75°FHi: 24°C Lo: 50°F Lo: 10°C |
Friday... Mostly clear. Highs in the mid 70s. Lows around 50. |
| Sat Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Saturday... Mostly sunny. Highs in the lower 70s. |
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