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What is Prophetstown, IL, Weather Like in October?
During the month of October, Prophetstown, IL,
has an average daytime high temperature of 63°F and an average overnight low temperature dropping to 40°F.
Around 2.77 inches of precipitation is received during the month,
with about 33.79 inches falling in a typical year.
0.10 inches of snow is the mean amount received during October.
Annually, Prophetstown receives around 22.50 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: 73.2 F
(+8.8 vs avg)
Average Low: 52 F
(+11.0 vs avg)
This month was significantly warmer than average.
Actual data from: PWS_MEDIC2564
Prophetstown, IL Daily Weather Averages for October
Recorded at Morrison
(usc00115833),
8.7 miles
N of
Prophetstown, IL
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 45 F | 69 F | 57 F | 0.10" | 31.12" | 0.00" | 22.40" | 8.7 F | 0.8 F |
| 10/2 | 44 F | 69 F | 57 F | 0.19" | 31.21" | 0.00" | 22.40" | 9.1 F | 0.7 F |
| 10/3 | 44 F | 68 F | 56 F | 0.28" | 31.30" | 0.00" | 22.40" | 9.4 F | 0.6 F |
| 10/4 | 44 F | 68 F | 56 F | 0.38" | 31.40" | 0.00" | 22.40" | 9.8 F | 0.6 F |
| 10/5 | 43 F | 67 F | 55 F | 0.47" | 31.49" | 0.00" | 22.40" | 10.2 F | 0.5 F |
| 10/6 | 43 F | 67 F | 55 F | 0.56" | 31.58" | 0.00" | 22.40" | 10.6 F | 0.5 F |
| 10/7 | 43 F | 67 F | 55 F | 0.64" | 31.66" | 0.00" | 22.40" | 10.9 F | 0.5 F |
| 10/8 | 42 F | 66 F | 54 F | 0.73" | 31.75" | 0.00" | 22.40" | 11.3 F | 0.4 F |
| 10/9 | 42 F | 66 F | 54 F | 0.82" | 31.84" | 0.00" | 22.40" | 11.7 F | 0.4 F |
| 10/10 | 41 F | 65 F | 53 F | 0.91" | 31.93" | 0.00" | 22.40" | 12.1 F | 0.4 F |
| 10/11 | 41 F | 65 F | 53 F | 1.00" | 32.02" | 0.00" | 22.40" | 12.5 F | 0.3 F |
| 10/12 | 41 F | 64 F | 52 F | 1.09" | 32.11" | 0.00" | 22.40" | 12.8 F | 0.3 F |
| 10/13 | 40 F | 64 F | 52 F | 1.18" | 32.20" | 0.00" | 22.40" | 13.2 F | 0.2 F |
| 10/14 | 40 F | 63 F | 52 F | 1.27" | 32.29" | 0.00" | 22.40" | 13.6 F | 0.2 F |
| 10/15 | 40 F | 63 F | 51 F | 1.36" | 32.38" | 0.00" | 22.40" | 13.9 F | 0.1 F |
| 10/16 | 39 F | 62 F | 51 F | 1.45" | 32.47" | 0.00" | 22.40" | 14.3 F | 0.1 F |
| 10/17 | 39 F | 62 F | 50 F | 1.54" | 32.56" | 0.00" | 22.40" | 14.7 F | 0.1 F |
| 10/18 | 39 F | 61 F | 50 F | 1.63" | 32.65" | 0.00" | 22.40" | 15.1 F | 0.1 F |
| 10/19 | 38 F | 61 F | 50 F | 1.72" | 32.74" | 0.00" | 22.40" | 15.5 F | 0.1 F |
| 10/20 | 38 F | 60 F | 49 F | 1.81" | 32.83" | 0.00" | 22.40" | 15.9 F | 0.1 F |
| 10/21 | 38 F | 60 F | 49 F | 1.89" | 32.91" | 0.00" | 22.40" | 16.3 F | 0.1 F |
| 10/22 | 37 F | 59 F | 48 F | 1.97" | 32.99" | 0.00" | 22.40" | 16.7 F | 0.1 F |
| 10/23 | 37 F | 59 F | 48 F | 2.06" | 33.08" | 0.00" | 22.40" | 17.1 F | 0.1 F |
| 10/24 | 37 F | 58 F | 48 F | 2.14" | 33.16" | 0.00" | 22.40" | 17.6 F | 0.1 F |
| 10/25 | 36 F | 58 F | 47 F | 2.23" | 33.25" | 0.00" | 22.40" | 18 F | N/A |
| 10/26 | 36 F | 57 F | 47 F | 2.32" | 33.34" | 0.00" | 22.40" | 18.4 F | N/A |
| 10/27 | 36 F | 57 F | 46 F | 2.41" | 33.43" | 0.10" | 22.50" | 18.8 F | N/A |
| 10/28 | 35 F | 56 F | 46 F | 2.50" | 33.52" | 0.10" | 22.50" | 19.2 F | N/A |
| 10/29 | 35 F | 56 F | 45 F | 2.59" | 33.61" | 0.10" | 22.50" | 19.6 F | N/A |
| 10/30 | 35 F | 55 F | 45 F | 2.68" | 33.70" | 0.10" | 22.50" | 20 F | N/A |
| 10/31 | 34 F | 55 F | 45 F | 2.77" | 33.79" | 0.10" | 22.50" | 20.5 F | N/A |
