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What is Mount Palatine, IL, Weather Like in October?

During the month of October, Mount Palatine, IL, has an average daytime high temperature of 66°F and an average overnight low temperature dropping to 43°F. Around 3.31 inches of precipitation is received during the month, with about 33.79 inches falling in a typical year. Snow is not common in Mount Palatine, IL.

October 2025: Actual vs. Average Temperatures

Showing temperatures through today (October 20, 2025)
Actual High Average High Actual Low Average Low

Month Summary
Average High: 76.2 F (+8.0 vs avg)
Average Low: 53.1 F (+7.9 vs avg)

This month was significantly warmer than average.

Actual data from: KVYS

Mount Palatine, IL Daily Weather Averages for October

Recorded at Hennepin (usc00114012), 10 miles WNW of Mount Palatine, 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 72 F 60 F 0.11" 30.59" N/A N/A 5.7 F 1.1 F
10/2 48 F 72 F 60 F 0.22" 30.70" N/A N/A 6 F 1 F
10/3 48 F 71 F 60 F 0.33" 30.81" N/A N/A 6.3 F 0.9 F
10/4 47 F 71 F 59 F 0.44" 30.92" N/A N/A 6.7 F 0.9 F
10/5 47 F 71 F 59 F 0.55" 31.03" N/A N/A 7 F 0.8 F
10/6 47 F 70 F 58 F 0.65" 31.13" N/A N/A 7.4 F 0.8 F
10/7 46 F 70 F 58 F 0.75" 31.23" N/A N/A 7.8 F 0.7 F
10/8 46 F 69 F 58 F 0.86" 31.34" N/A N/A 8.2 F 0.7 F
10/9 46 F 69 F 57 F 0.96" 31.44" N/A N/A 8.5 F 0.6 F
10/10 45 F 68 F 57 F 1.07" 31.55" N/A N/A 8.9 F 0.6 F
10/11 45 F 68 F 56 F 1.18" 31.66" N/A N/A 9.3 F 0.6 F
10/12 44 F 67 F 56 F 1.30" 31.78" N/A N/A 9.7 F 0.5 F
10/13 44 F 67 F 55 F 1.40" 31.88" N/A N/A 10.1 F 0.5 F
10/14 44 F 66 F 55 F 1.51" 31.99" N/A N/A 10.4 F 0.4 F
10/15 43 F 66 F 55 F 1.62" 32.10" N/A N/A 10.8 F 0.4 F
10/16 43 F 65 F 54 F 1.73" 32.21" N/A N/A 11.2 F 0.3 F
10/17 43 F 65 F 54 F 1.86" 32.34" N/A N/A 11.6 F 0.3 F
10/18 42 F 64 F 53 F 1.97" 32.45" N/A N/A 12 F 0.3 F
10/19 42 F 64 F 53 F 2.08" 32.56" N/A N/A 12.5 F 0.3 F
10/20 42 F 63 F 52 F 2.20" 32.68" N/A N/A 12.9 F 0.3 F
10/21 41 F 63 F 52 F 2.30" 32.78" N/A N/A 13.3 F 0.3 F
10/22 41 F 62 F 52 F 2.41" 32.89" N/A N/A 13.7 F 0.3 F
10/23 40 F 62 F 51 F 2.52" 33.00" N/A N/A 14.2 F 0.3 F
10/24 40 F 61 F 51 F 2.63" 33.11" N/A N/A 14.6 F 0.3 F
10/25 40 F 61 F 50 F 2.74" 33.22" N/A N/A 14.9 F 0.2 F
10/26 39 F 60 F 50 F 2.85" 33.33" N/A N/A 15.3 F 0.2 F
10/27 39 F 60 F 49 F 2.95" 33.43" N/A N/A 15.7 F 0.2 F
10/28 39 F 59 F 49 F 3.05" 33.53" N/A N/A 16.1 F 0.1 F
10/29 38 F 59 F 49 F 3.14" 33.62" N/A N/A 16.6 F 0.1 F
10/30 38 F 58 F 48 F 3.23" 33.71" N/A N/A 17 F 0.1 F
10/31 38 F 58 F 48 F 3.31" 33.79" N/A N/A 17.4 F 0.1 F