Your favorites:
What is Lost Lake, IL, Weather Like in October?
During the month of October, Lost Lake, IL,
has an average daytime high temperature of 70°F and an average overnight low temperature dropping to 46°F.
Around 3.66 inches of precipitation is received during the month,
with about 40.40 inches falling in a typical year.
0.20 inches of snow is the mean amount received during October.
Annually, Lost Lake receives around 8.00 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 22, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 79 F
(+7.8 vs avg)
Average Low: 53 F
(+5.3 vs avg)
This month was significantly warmer than average.
Actual data from: MID_C5752
Lost Lake, IL Daily Weather Averages for October
Recorded at Du Quoin 4 Se
(usc00112483),
11.8 miles
ESE of
Lost Lake, IL
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 51 F | 75 F | 63 F | 0.11" | 36.85" | 0.00" | 7.80" | 4.3 F | 2.3 F |
| 10/2 | 51 F | 75 F | 63 F | 0.22" | 36.96" | 0.00" | 7.80" | 4.5 F | 2.2 F |
| 10/3 | 50 F | 74 F | 62 F | 0.33" | 37.07" | 0.00" | 7.80" | 4.7 F | 2.1 F |
| 10/4 | 50 F | 74 F | 62 F | 0.44" | 37.18" | 0.00" | 7.80" | 5 F | 2 F |
| 10/5 | 50 F | 74 F | 62 F | 0.55" | 37.29" | 0.00" | 7.80" | 5.2 F | 1.9 F |
| 10/6 | 49 F | 73 F | 61 F | 0.66" | 37.40" | 0.00" | 7.80" | 5.5 F | 1.8 F |
| 10/7 | 49 F | 73 F | 61 F | 0.77" | 37.51" | 0.00" | 7.80" | 5.8 F | 1.7 F |
| 10/8 | 49 F | 72 F | 61 F | 0.87" | 37.61" | 0.00" | 7.80" | 6 F | 1.6 F |
| 10/9 | 48 F | 72 F | 60 F | 0.98" | 37.72" | 0.00" | 7.80" | 6.3 F | 1.5 F |
| 10/10 | 48 F | 72 F | 60 F | 1.08" | 37.82" | 0.00" | 7.80" | 6.5 F | 1.4 F |
| 10/11 | 48 F | 71 F | 60 F | 1.17" | 37.91" | 0.00" | 7.80" | 6.8 F | 1.3 F |
| 10/12 | 47 F | 71 F | 59 F | 1.28" | 38.02" | 0.00" | 7.80" | 7 F | 1.1 F |
| 10/13 | 47 F | 70 F | 59 F | 1.39" | 38.13" | 0.00" | 7.80" | 7.3 F | 1 F |
| 10/14 | 47 F | 70 F | 58 F | 1.50" | 38.24" | 0.00" | 7.80" | 7.5 F | 0.9 F |
| 10/15 | 46 F | 70 F | 58 F | 1.61" | 38.35" | 0.00" | 7.80" | 7.8 F | 0.8 F |
| 10/16 | 46 F | 69 F | 58 F | 1.73" | 38.47" | 0.00" | 7.80" | 8.1 F | 0.7 F |
| 10/17 | 46 F | 69 F | 57 F | 1.85" | 38.59" | 0.00" | 7.80" | 8.4 F | 0.6 F |
| 10/18 | 45 F | 68 F | 57 F | 1.97" | 38.71" | 0.00" | 7.80" | 8.7 F | 0.6 F |
| 10/19 | 45 F | 68 F | 57 F | 2.10" | 38.84" | 0.00" | 7.80" | 9.1 F | 0.6 F |
| 10/20 | 45 F | 68 F | 56 F | 2.23" | 38.97" | 0.00" | 7.80" | 9.5 F | 0.5 F |
| 10/21 | 44 F | 67 F | 56 F | 2.35" | 39.09" | 0.10" | 7.90" | 9.8 F | 0.5 F |
| 10/22 | 44 F | 67 F | 55 F | 2.49" | 39.23" | 0.10" | 7.90" | 10.2 F | 0.5 F |
| 10/23 | 44 F | 66 F | 55 F | 2.62" | 39.36" | 0.10" | 7.90" | 10.6 F | 0.5 F |
| 10/24 | 43 F | 66 F | 55 F | 2.75" | 39.49" | 0.10" | 7.90" | 11 F | 0.4 F |
| 10/25 | 43 F | 65 F | 54 F | 2.88" | 39.62" | 0.10" | 7.90" | 11.3 F | 0.4 F |
| 10/26 | 43 F | 65 F | 54 F | 3.00" | 39.74" | 0.10" | 7.90" | 11.7 F | 0.4 F |
| 10/27 | 42 F | 64 F | 53 F | 3.13" | 39.87" | 0.10" | 7.90" | 12.1 F | 0.3 F |
| 10/28 | 42 F | 64 F | 53 F | 3.26" | 40.00" | 0.10" | 7.90" | 12.5 F | 0.3 F |
| 10/29 | 42 F | 63 F | 52 F | 3.39" | 40.13" | 0.20" | 8.00" | 12.9 F | 0.3 F |
| 10/30 | 41 F | 63 F | 52 F | 3.52" | 40.26" | 0.20" | 8.00" | 13.3 F | 0.3 F |
| 10/31 | 41 F | 62 F | 52 F | 3.66" | 40.40" | 0.20" | 8.00" | 13.7 F | 0.3 F |
