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What is Warsaw, IL, Weather Like in October?
During the month of October, Warsaw, IL,
has an average daytime high temperature of 66°F and an average overnight low temperature dropping to 45°F.
Around 3.32 inches of precipitation is received during the month,
with about 35.24 inches falling in a typical year.
Snow is not common in Warsaw, IL.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 24, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 75.3 F
(+8.4 vs avg)
Average Low: 56.4 F
(+10.4 vs avg)
This month was significantly warmer than average.
Actual data from: MID_EOKI4
Warsaw, IL Daily Weather Averages for October
Recorded at Keokuk Lock Dam 19
(usc00134381),
4.1 miles
NE of
Warsaw, IL
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 50 F | 72 F | 61 F | 0.12" | 32.04" | N/A | N/A | 5.8 F | 1.7 F |
| 10/2 | 50 F | 71 F | 61 F | 0.24" | 32.16" | N/A | N/A | 6 F | 1.5 F |
| 10/3 | 49 F | 71 F | 60 F | 0.36" | 32.28" | N/A | N/A | 6.3 F | 1.4 F |
| 10/4 | 49 F | 70 F | 60 F | 0.48" | 32.40" | N/A | N/A | 6.6 F | 1.3 F |
| 10/5 | 49 F | 70 F | 59 F | 0.59" | 32.51" | N/A | N/A | 6.9 F | 1.2 F |
| 10/6 | 48 F | 70 F | 59 F | 0.71" | 32.63" | N/A | N/A | 7.3 F | 1.1 F |
| 10/7 | 48 F | 69 F | 59 F | 0.82" | 32.74" | N/A | N/A | 7.6 F | 1.1 F |
| 10/8 | 47 F | 69 F | 58 F | 0.94" | 32.86" | N/A | N/A | 8 F | 1 F |
| 10/9 | 47 F | 68 F | 58 F | 1.06" | 32.98" | N/A | N/A | 8.3 F | 0.9 F |
| 10/10 | 47 F | 68 F | 57 F | 1.18" | 33.10" | N/A | N/A | 8.7 F | 0.9 F |
| 10/11 | 46 F | 67 F | 57 F | 1.29" | 33.21" | N/A | N/A | 9 F | 0.8 F |
| 10/12 | 46 F | 67 F | 56 F | 1.41" | 33.33" | N/A | N/A | 9.3 F | 0.7 F |
| 10/13 | 46 F | 66 F | 56 F | 1.52" | 33.44" | N/A | N/A | 9.6 F | 0.6 F |
| 10/14 | 45 F | 66 F | 56 F | 1.63" | 33.55" | N/A | N/A | 10 F | 0.5 F |
| 10/15 | 45 F | 66 F | 55 F | 1.74" | 33.66" | N/A | N/A | 10.3 F | 0.5 F |
| 10/16 | 44 F | 65 F | 55 F | 1.85" | 33.77" | N/A | N/A | 10.7 F | 0.4 F |
| 10/17 | 44 F | 65 F | 54 F | 1.96" | 33.88" | N/A | N/A | 11 F | 0.4 F |
| 10/18 | 44 F | 64 F | 54 F | 2.08" | 34.00" | N/A | N/A | 11.4 F | 0.3 F |
| 10/19 | 43 F | 64 F | 54 F | 2.19" | 34.11" | N/A | N/A | 11.8 F | 0.3 F |
| 10/20 | 43 F | 63 F | 53 F | 2.29" | 34.21" | N/A | N/A | 12.2 F | 0.3 F |
| 10/21 | 43 F | 63 F | 53 F | 2.39" | 34.31" | N/A | N/A | 12.6 F | 0.3 F |
| 10/22 | 42 F | 62 F | 52 F | 2.48" | 34.40" | N/A | N/A | 13 F | 0.2 F |
| 10/23 | 42 F | 62 F | 52 F | 2.58" | 34.50" | N/A | N/A | 13.4 F | 0.2 F |
| 10/24 | 41 F | 61 F | 51 F | 2.68" | 34.60" | N/A | N/A | 13.8 F | 0.2 F |
| 10/25 | 41 F | 61 F | 51 F | 2.77" | 34.69" | N/A | N/A | 14.2 F | 0.2 F |
| 10/26 | 41 F | 60 F | 51 F | 2.87" | 34.79" | N/A | N/A | 14.6 F | 0.1 F |
| 10/27 | 40 F | 60 F | 50 F | 2.96" | 34.88" | N/A | N/A | 15 F | 0.1 F |
| 10/28 | 40 F | 60 F | 50 F | 3.05" | 34.97" | N/A | N/A | 15.5 F | 0.1 F |
| 10/29 | 40 F | 59 F | 49 F | 3.15" | 35.07" | N/A | N/A | 15.9 F | 0.1 F |
| 10/30 | 39 F | 59 F | 49 F | 3.23" | 35.15" | N/A | N/A | 16.3 F | 0.1 F |
| 10/31 | 39 F | 58 F | 48 F | 3.32" | 35.24" | N/A | N/A | 16.7 F | 0.1 F |
