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What is Homer Glen, IL, Weather Like in October?
During the month of October, Homer Glen, IL,
has an average daytime high temperature of 64°F and an average overnight low temperature dropping to 44°F.
Around 3.67 inches of precipitation is received during the month,
with about 36.32 inches falling in a typical year.
0.10 inches of snow is the mean amount received during October.
Annually, Homer Glen receives around 24.50 inches of snow.
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: 70 F
(+4.3 vs avg)
Average Low: 51.7 F
(+6.6 vs avg)
This month was significantly warmer than average.
Actual data from: KLOT
Homer Glen, IL Daily Weather Averages for October
Recorded at Romeoville Wfo
(usc00117457),
7.6 miles
W of
Homer Glen, IL
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 49 F | 71 F | 60 F | 0.12" | 32.77" | 0.00" | 24.40" | 6.4 F | 1.5 F |
| 10/2 | 49 F | 70 F | 60 F | 0.25" | 32.90" | 0.00" | 24.40" | 6.7 F | 1.4 F |
| 10/3 | 49 F | 70 F | 59 F | 0.37" | 33.02" | 0.00" | 24.40" | 7.1 F | 1.3 F |
| 10/4 | 48 F | 69 F | 59 F | 0.49" | 33.14" | 0.00" | 24.40" | 7.4 F | 1.2 F |
| 10/5 | 48 F | 69 F | 58 F | 0.61" | 33.26" | 0.00" | 24.40" | 7.8 F | 1.1 F |
| 10/6 | 47 F | 69 F | 58 F | 0.72" | 33.37" | 0.00" | 24.40" | 8.1 F | 1.1 F |
| 10/7 | 47 F | 68 F | 58 F | 0.84" | 33.49" | 0.00" | 24.40" | 8.5 F | 1 F |
| 10/8 | 47 F | 68 F | 57 F | 0.96" | 33.61" | 0.00" | 24.40" | 8.9 F | 1 F |
| 10/9 | 46 F | 67 F | 57 F | 1.08" | 33.73" | 0.00" | 24.40" | 9.2 F | 0.9 F |
| 10/10 | 46 F | 67 F | 56 F | 1.21" | 33.86" | 0.00" | 24.40" | 9.6 F | 0.8 F |
| 10/11 | 45 F | 66 F | 56 F | 1.34" | 33.99" | 0.00" | 24.40" | 9.9 F | 0.7 F |
| 10/12 | 45 F | 66 F | 55 F | 1.47" | 34.12" | 0.00" | 24.40" | 10.2 F | 0.6 F |
| 10/13 | 45 F | 65 F | 55 F | 1.60" | 34.25" | 0.00" | 24.40" | 10.5 F | 0.5 F |
| 10/14 | 44 F | 65 F | 55 F | 1.73" | 34.38" | 0.00" | 24.40" | 10.9 F | 0.4 F |
| 10/15 | 44 F | 64 F | 54 F | 1.85" | 34.50" | 0.00" | 24.40" | 11.2 F | 0.3 F |
| 10/16 | 44 F | 64 F | 54 F | 1.98" | 34.63" | 0.00" | 24.40" | 11.6 F | 0.3 F |
| 10/17 | 43 F | 63 F | 53 F | 2.11" | 34.76" | 0.00" | 24.40" | 12 F | 0.3 F |
| 10/18 | 43 F | 63 F | 53 F | 2.22" | 34.87" | 0.00" | 24.40" | 12.4 F | 0.3 F |
| 10/19 | 42 F | 62 F | 52 F | 2.34" | 34.99" | 0.00" | 24.40" | 12.9 F | 0.2 F |
| 10/20 | 42 F | 62 F | 52 F | 2.45" | 35.10" | 0.00" | 24.40" | 13.3 F | 0.2 F |
| 10/21 | 42 F | 62 F | 52 F | 2.57" | 35.22" | 0.00" | 24.40" | 13.7 F | 0.2 F |
| 10/22 | 41 F | 61 F | 51 F | 2.68" | 35.33" | 0.00" | 24.40" | 14.1 F | 0.2 F |
| 10/23 | 41 F | 61 F | 51 F | 2.80" | 35.45" | 0.00" | 24.40" | 14.5 F | 0.2 F |
| 10/24 | 40 F | 60 F | 50 F | 2.91" | 35.56" | 0.00" | 24.40" | 14.9 F | 0.2 F |
| 10/25 | 40 F | 60 F | 50 F | 3.03" | 35.68" | 0.00" | 24.40" | 15.4 F | 0.1 F |
| 10/26 | 40 F | 59 F | 49 F | 3.14" | 35.79" | 0.10" | 24.50" | 15.8 F | 0.1 F |
| 10/27 | 39 F | 59 F | 49 F | 3.26" | 35.91" | 0.10" | 24.50" | 16.2 F | 0.1 F |
| 10/28 | 39 F | 58 F | 49 F | 3.37" | 36.02" | 0.10" | 24.50" | 16.6 F | 0.1 F |
| 10/29 | 39 F | 58 F | 48 F | 3.47" | 36.12" | 0.10" | 24.50" | 17.1 F | 0.1 F |
| 10/30 | 38 F | 57 F | 48 F | 3.57" | 36.22" | 0.10" | 24.50" | 17.5 F | 0.1 F |
| 10/31 | 38 F | 57 F | 47 F | 3.67" | 36.32" | 0.10" | 24.50" | 17.9 F | 0.1 F |
