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What is Donovan, IL, Weather Like in October?
During the month of October, Donovan, IL,
has an average daytime high temperature of 66°F and an average overnight low temperature dropping to 42°F.
Around 3.24 inches of precipitation is received during the month,
with about 33.68 inches falling in a typical year.
As you might expect, snow is not common in the month of October.
Annually, Donovan receives around 12.00 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 23, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 72 F
(+4.0 vs avg)
Average Low: 50.3 F
(+7.5 vs avg)
This month was significantly warmer than average.
Actual data from: MID_UP817
Donovan, IL Daily Weather Averages for October
Recorded at Watseka 2 Nw
(usc00119021),
9.5 miles
SW of
Donovan, IL
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 46 F | 73 F | 60 F | 0.09" | 30.53" | 0.00" | 12.00" | 6.7 F | 1.5 F |
| 10/2 | 46 F | 73 F | 59 F | 0.18" | 30.62" | 0.00" | 12.00" | 7 F | 1.4 F |
| 10/3 | 46 F | 72 F | 59 F | 0.27" | 30.71" | 0.00" | 12.00" | 7.3 F | 1.3 F |
| 10/4 | 45 F | 72 F | 59 F | 0.37" | 30.81" | 0.00" | 12.00" | 7.7 F | 1.2 F |
| 10/5 | 45 F | 71 F | 58 F | 0.47" | 30.91" | 0.00" | 12.00" | 8 F | 1.1 F |
| 10/6 | 45 F | 71 F | 58 F | 0.57" | 31.01" | 0.00" | 12.00" | 8.4 F | 1.1 F |
| 10/7 | 44 F | 70 F | 57 F | 0.66" | 31.10" | 0.00" | 12.00" | 8.7 F | 1 F |
| 10/8 | 44 F | 70 F | 57 F | 0.76" | 31.20" | 0.00" | 12.00" | 9.1 F | 1 F |
| 10/9 | 44 F | 69 F | 57 F | 0.86" | 31.30" | 0.00" | 12.00" | 9.4 F | 0.9 F |
| 10/10 | 43 F | 69 F | 56 F | 0.96" | 31.40" | 0.00" | 12.00" | 9.8 F | 0.8 F |
| 10/11 | 43 F | 68 F | 56 F | 1.07" | 31.51" | 0.00" | 12.00" | 10.1 F | 0.7 F |
| 10/12 | 43 F | 68 F | 55 F | 1.17" | 31.61" | 0.00" | 12.00" | 10.4 F | 0.7 F |
| 10/13 | 42 F | 67 F | 55 F | 1.28" | 31.72" | 0.00" | 12.00" | 10.8 F | 0.6 F |
| 10/14 | 42 F | 67 F | 54 F | 1.39" | 31.83" | 0.00" | 12.00" | 11.1 F | 0.5 F |
| 10/15 | 42 F | 66 F | 54 F | 1.50" | 31.94" | 0.00" | 12.00" | 11.4 F | 0.4 F |
| 10/16 | 41 F | 66 F | 54 F | 1.61" | 32.05" | 0.00" | 12.00" | 11.8 F | 0.4 F |
| 10/17 | 41 F | 65 F | 53 F | 1.72" | 32.16" | 0.00" | 12.00" | 12.1 F | 0.3 F |
| 10/18 | 41 F | 65 F | 53 F | 1.83" | 32.27" | 0.00" | 12.00" | 12.5 F | 0.3 F |
| 10/19 | 40 F | 64 F | 52 F | 1.94" | 32.38" | 0.00" | 12.00" | 12.9 F | 0.3 F |
| 10/20 | 40 F | 64 F | 52 F | 2.05" | 32.49" | 0.00" | 12.00" | 13.3 F | 0.3 F |
| 10/21 | 40 F | 63 F | 52 F | 2.16" | 32.60" | 0.00" | 12.00" | 13.7 F | 0.2 F |
| 10/22 | 39 F | 63 F | 51 F | 2.26" | 32.70" | 0.00" | 12.00" | 14.1 F | 0.2 F |
| 10/23 | 39 F | 62 F | 51 F | 2.37" | 32.81" | 0.00" | 12.00" | 14.5 F | 0.2 F |
| 10/24 | 39 F | 62 F | 50 F | 2.48" | 32.92" | 0.00" | 12.00" | 14.8 F | 0.2 F |
| 10/25 | 38 F | 61 F | 50 F | 2.59" | 33.03" | 0.00" | 12.00" | 15.2 F | 0.2 F |
| 10/26 | 38 F | 61 F | 50 F | 2.69" | 33.13" | 0.00" | 12.00" | 15.6 F | 0.1 F |
| 10/27 | 38 F | 60 F | 49 F | 2.81" | 33.25" | 0.00" | 12.00" | 16 F | 0.1 F |
| 10/28 | 38 F | 60 F | 49 F | 2.92" | 33.36" | 0.00" | 12.00" | 16.4 F | 0.1 F |
| 10/29 | 37 F | 59 F | 48 F | 3.03" | 33.47" | 0.00" | 12.00" | 16.8 F | 0.1 F |
| 10/30 | 37 F | 59 F | 48 F | 3.13" | 33.57" | 0.00" | 12.00" | 17.2 F | 0.1 F |
| 10/31 | 37 F | 58 F | 47 F | 3.24" | 33.68" | 0.00" | 12.00" | 17.6 F | 0.1 F |
