Illinois · Lake fishing

Illinois Central Reservoir

Mar–Jun, Sep–Nov
best months

Illinois Central Reservoir is a 28-acre reservoir in Illinois, at about 415 feet.

  • Best time to go · Mar–Jun, Sep–Nov

    Best time to visit Illinois Central Reservoir

    Best months: March–June and September–November. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

    1. Jan

      40° / 24°

      8 wet · 2 snow

    2. Feb

      46° / 28°

      7 wet · 2 snow

    3. Mar

      56° / 36°

      9 wet · 1 snow

    4. Apr

      68° / 46°

      10 wet

    5. May

      76° / 56°

      10 wet

    6. Jun

      84° / 64°

      9 wet

    7. Jul

      87° / 68°

      8 wet

    8. Aug

      86° / 65°

      7 wet

    9. Sep

      80° / 57°

      6 wet

    10. Oct

      69° / 46°

      7 wet

    11. Nov

      55° / 35°

      8 wet

    12. Dec

      44° / 28°

      8 wet · 1 snow

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Du Quoin 4 Se, IL, 3 mi away at 420 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

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