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What is Westfield, IL, Weather Like in October?
During the month of October, Westfield, IL,
has an average daytime high temperature of 70°F and an average overnight low temperature dropping to 46°F.
Around 3.94 inches of precipitation is received during the month,
with about 37.22 inches falling in a typical year.
As you might expect, snow is not common in the month of October.
Annually, Westfield receives around 15.20 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: 76.2 F
(+4.8 vs avg)
Average Low: 52.2 F
(+4.8 vs avg)
This month was significantly warmer than average.
Actual data from: KMTO
Westfield, IL Daily Weather Averages for October
Recorded at Charleston
(usc00111436),
9.1 miles
W of
Westfield, 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 | 76 F | 63 F | 0.11" | 33.39" | 0.00" | 15.20" | 4.4 F | 2.7 F |
| 10/2 | 51 F | 75 F | 63 F | 0.21" | 33.49" | 0.00" | 15.20" | 4.6 F | 2.6 F |
| 10/3 | 50 F | 75 F | 63 F | 0.33" | 33.61" | 0.00" | 15.20" | 4.9 F | 2.4 F |
| 10/4 | 50 F | 75 F | 62 F | 0.45" | 33.73" | 0.00" | 15.20" | 5.1 F | 2.3 F |
| 10/5 | 50 F | 74 F | 62 F | 0.58" | 33.86" | 0.00" | 15.20" | 5.4 F | 2.2 F |
| 10/6 | 49 F | 74 F | 61 F | 0.70" | 33.98" | 0.00" | 15.20" | 5.7 F | 2 F |
| 10/7 | 49 F | 73 F | 61 F | 0.83" | 34.11" | 0.00" | 15.20" | 6 F | 1.9 F |
| 10/8 | 48 F | 73 F | 61 F | 0.95" | 34.23" | 0.00" | 15.20" | 6.2 F | 1.8 F |
| 10/9 | 48 F | 72 F | 60 F | 1.08" | 34.36" | 0.00" | 15.20" | 6.5 F | 1.7 F |
| 10/10 | 48 F | 72 F | 60 F | 1.21" | 34.49" | 0.00" | 15.20" | 6.8 F | 1.6 F |
| 10/11 | 47 F | 71 F | 59 F | 1.33" | 34.61" | 0.00" | 15.20" | 7.1 F | 1.4 F |
| 10/12 | 47 F | 71 F | 59 F | 1.46" | 34.74" | 0.00" | 15.20" | 7.3 F | 1.3 F |
| 10/13 | 47 F | 70 F | 59 F | 1.59" | 34.87" | 0.00" | 15.20" | 7.6 F | 1.1 F |
| 10/14 | 46 F | 70 F | 58 F | 1.71" | 34.99" | 0.00" | 15.20" | 7.9 F | 1 F |
| 10/15 | 46 F | 70 F | 58 F | 1.84" | 35.12" | 0.00" | 15.20" | 8.2 F | 0.9 F |
| 10/16 | 46 F | 69 F | 57 F | 1.98" | 35.26" | 0.00" | 15.20" | 8.5 F | 0.8 F |
| 10/17 | 45 F | 69 F | 57 F | 2.11" | 35.39" | 0.00" | 15.20" | 8.8 F | 0.7 F |
| 10/18 | 45 F | 68 F | 57 F | 2.25" | 35.53" | 0.00" | 15.20" | 9.2 F | 0.6 F |
| 10/19 | 45 F | 68 F | 56 F | 2.38" | 35.66" | 0.00" | 15.20" | 9.5 F | 0.6 F |
| 10/20 | 44 F | 67 F | 56 F | 2.51" | 35.79" | 0.00" | 15.20" | 9.9 F | 0.5 F |
| 10/21 | 44 F | 67 F | 55 F | 2.64" | 35.92" | 0.00" | 15.20" | 10.3 F | 0.5 F |
| 10/22 | 44 F | 66 F | 55 F | 2.77" | 36.05" | 0.00" | 15.20" | 10.7 F | 0.5 F |
| 10/23 | 43 F | 66 F | 54 F | 2.89" | 36.17" | 0.00" | 15.20" | 11.1 F | 0.4 F |
| 10/24 | 43 F | 65 F | 54 F | 3.02" | 36.30" | 0.00" | 15.20" | 11.4 F | 0.4 F |
| 10/25 | 42 F | 65 F | 54 F | 3.15" | 36.43" | 0.00" | 15.20" | 11.8 F | 0.4 F |
| 10/26 | 42 F | 64 F | 53 F | 3.27" | 36.55" | 0.00" | 15.20" | 12.2 F | 0.3 F |
| 10/27 | 42 F | 64 F | 53 F | 3.40" | 36.68" | 0.00" | 15.20" | 12.6 F | 0.3 F |
| 10/28 | 41 F | 63 F | 52 F | 3.54" | 36.82" | 0.00" | 15.20" | 13 F | 0.3 F |
| 10/29 | 41 F | 63 F | 52 F | 3.67" | 36.95" | 0.00" | 15.20" | 13.5 F | 0.3 F |
| 10/30 | 41 F | 62 F | 51 F | 3.80" | 37.08" | 0.00" | 15.20" | 13.9 F | 0.3 F |
| 10/31 | 40 F | 62 F | 51 F | 3.94" | 37.22" | 0.00" | 15.20" | 14.3 F | 0.3 F |
