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What is East Peoria Post Office, IL, Weather Like in October?
During the month of October, East Peoria Post Office, IL,
has an average daytime high temperature of 66°F and an average overnight low temperature dropping to 45°F.
Around 3.17 inches of precipitation is received during the month,
with about 32.64 inches falling in a typical year.
0.10 inches of snow is the mean amount received during October.
Annually, East Peoria Post Office receives around 18.50 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 21, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 75.6 F
(+7.5 vs avg)
Average Low: 55.7 F
(+9.2 vs avg)
This month was significantly warmer than average.
Actual data from: KPIA
East Peoria Post Office, IL Daily Weather Averages for October
Recorded at Peoria Gtr Peoria Ap
(usw00014842),
5.4 miles
W of
East Peoria Post Office, 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 | 0.10" | 29.57" | 0.00" | 18.40" | 5.6 F | 1.9 F |
| 10/2 | 50 F | 72 F | 61 F | 0.20" | 29.67" | 0.00" | 18.40" | 5.9 F | 1.7 F |
| 10/3 | 49 F | 72 F | 60 F | 0.30" | 29.77" | 0.00" | 18.40" | 6.2 F | 1.6 F |
| 10/4 | 49 F | 71 F | 60 F | 0.40" | 29.87" | 0.00" | 18.40" | 6.5 F | 1.5 F |
| 10/5 | 49 F | 71 F | 60 F | 0.49" | 29.96" | 0.00" | 18.40" | 6.8 F | 1.4 F |
| 10/6 | 48 F | 70 F | 59 F | 0.59" | 30.06" | 0.00" | 18.40" | 7.2 F | 1.3 F |
| 10/7 | 48 F | 70 F | 59 F | 0.68" | 30.15" | 0.00" | 18.40" | 7.5 F | 1.2 F |
| 10/8 | 47 F | 69 F | 58 F | 0.78" | 30.25" | 0.00" | 18.40" | 7.9 F | 1.1 F |
| 10/9 | 47 F | 69 F | 58 F | 0.88" | 30.35" | 0.00" | 18.40" | 8.2 F | 1.1 F |
| 10/10 | 47 F | 68 F | 57 F | 0.98" | 30.45" | 0.00" | 18.40" | 8.6 F | 1 F |
| 10/11 | 46 F | 68 F | 57 F | 1.07" | 30.54" | 0.00" | 18.40" | 8.9 F | 0.9 F |
| 10/12 | 46 F | 67 F | 57 F | 1.18" | 30.65" | 0.00" | 18.40" | 9.2 F | 0.8 F |
| 10/13 | 46 F | 67 F | 56 F | 1.28" | 30.75" | 0.00" | 18.40" | 9.5 F | 0.7 F |
| 10/14 | 45 F | 66 F | 56 F | 1.38" | 30.85" | 0.00" | 18.40" | 9.9 F | 0.6 F |
| 10/15 | 45 F | 66 F | 55 F | 1.48" | 30.95" | 0.00" | 18.40" | 10.2 F | 0.5 F |
| 10/16 | 44 F | 65 F | 55 F | 1.59" | 31.06" | 0.00" | 18.40" | 10.6 F | 0.5 F |
| 10/17 | 44 F | 65 F | 55 F | 1.70" | 31.17" | 0.00" | 18.40" | 11 F | 0.4 F |
| 10/18 | 44 F | 65 F | 54 F | 1.81" | 31.28" | 0.00" | 18.40" | 11.4 F | 0.4 F |
| 10/19 | 43 F | 64 F | 54 F | 1.91" | 31.38" | 0.00" | 18.40" | 11.7 F | 0.4 F |
| 10/20 | 43 F | 64 F | 53 F | 2.01" | 31.48" | 0.00" | 18.40" | 12.1 F | 0.3 F |
| 10/21 | 43 F | 63 F | 53 F | 2.12" | 31.59" | 0.00" | 18.40" | 12.5 F | 0.3 F |
| 10/22 | 42 F | 63 F | 52 F | 2.22" | 31.69" | 0.00" | 18.40" | 12.9 F | 0.3 F |
| 10/23 | 42 F | 62 F | 52 F | 2.33" | 31.80" | 0.00" | 18.40" | 13.3 F | 0.3 F |
| 10/24 | 42 F | 62 F | 52 F | 2.44" | 31.91" | 0.00" | 18.40" | 13.7 F | 0.2 F |
| 10/25 | 41 F | 61 F | 51 F | 2.54" | 32.01" | 0.00" | 18.40" | 14.1 F | 0.2 F |
| 10/26 | 41 F | 61 F | 51 F | 2.65" | 32.12" | 0.10" | 18.50" | 14.5 F | 0.2 F |
| 10/27 | 40 F | 60 F | 50 F | 2.76" | 32.23" | 0.10" | 18.50" | 14.9 F | 0.2 F |
| 10/28 | 40 F | 60 F | 50 F | 2.86" | 32.33" | 0.10" | 18.50" | 15.3 F | 0.2 F |
| 10/29 | 40 F | 59 F | 49 F | 2.97" | 32.44" | 0.10" | 18.50" | 15.7 F | 0.1 F |
| 10/30 | 39 F | 59 F | 49 F | 3.07" | 32.54" | 0.10" | 18.50" | 16.1 F | 0.1 F |
| 10/31 | 39 F | 58 F | 49 F | 3.17" | 32.64" | 0.10" | 18.50" | 16.6 F | 0.1 F |
