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What is Cynthiana, OH, Weather Like in October?
During the month of October, Cynthiana, OH,
has an average daytime high temperature of 67°F and an average overnight low temperature dropping to 42°F.
Around 3.19 inches of precipitation is received during the month,
with about 39.96 inches falling in a typical year.
0.20 inches of snow is the mean amount received during October.
Annually, Cynthiana receives around 15.70 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: 71.5 F
(+2.7 vs avg)
Average Low: 48.6 F
(+5.0 vs avg)
Nighttime temperatures were significantly above average.
Actual data from: MID_OH025
Cynthiana, OH Daily Weather Averages for October
Recorded at Hillsboro
(usc00333758),
14.6 miles
WNW of
Cynthiana, OH
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 47 F | 73 F | 60 F | 0.10" | 36.87" | 0.00" | 15.50" | 6.3 F | 1.3 F |
| 10/2 | 47 F | 72 F | 60 F | 0.19" | 36.96" | 0.00" | 15.50" | 6.6 F | 1.2 F |
| 10/3 | 47 F | 72 F | 59 F | 0.29" | 37.06" | 0.00" | 15.50" | 6.9 F | 1.1 F |
| 10/4 | 46 F | 72 F | 59 F | 0.38" | 37.15" | 0.00" | 15.50" | 7.2 F | 1 F |
| 10/5 | 46 F | 71 F | 58 F | 0.48" | 37.25" | 0.00" | 15.50" | 7.6 F | 1 F |
| 10/6 | 45 F | 71 F | 58 F | 0.58" | 37.35" | 0.00" | 15.50" | 7.9 F | 0.9 F |
| 10/7 | 45 F | 70 F | 58 F | 0.68" | 37.45" | 0.00" | 15.50" | 8.2 F | 0.9 F |
| 10/8 | 45 F | 70 F | 57 F | 0.78" | 37.55" | 0.00" | 15.50" | 8.5 F | 0.8 F |
| 10/9 | 44 F | 70 F | 57 F | 0.88" | 37.65" | 0.00" | 15.50" | 8.8 F | 0.7 F |
| 10/10 | 44 F | 69 F | 57 F | 0.99" | 37.76" | 0.00" | 15.50" | 9.2 F | 0.7 F |
| 10/11 | 44 F | 69 F | 56 F | 1.09" | 37.86" | 0.00" | 15.50" | 9.5 F | 0.6 F |
| 10/12 | 43 F | 68 F | 56 F | 1.19" | 37.96" | 0.00" | 15.50" | 9.8 F | 0.6 F |
| 10/13 | 43 F | 68 F | 55 F | 1.29" | 38.06" | 0.00" | 15.50" | 10.1 F | 0.5 F |
| 10/14 | 43 F | 68 F | 55 F | 1.39" | 38.16" | 0.00" | 15.50" | 10.4 F | 0.4 F |
| 10/15 | 42 F | 67 F | 55 F | 1.49" | 38.26" | 0.00" | 15.50" | 10.7 F | 0.4 F |
| 10/16 | 42 F | 67 F | 54 F | 1.59" | 38.36" | 0.00" | 15.50" | 11 F | 0.3 F |
| 10/17 | 41 F | 66 F | 54 F | 1.70" | 38.47" | 0.00" | 15.50" | 11.4 F | 0.2 F |
| 10/18 | 41 F | 66 F | 54 F | 1.81" | 38.58" | 0.00" | 15.50" | 11.7 F | 0.2 F |
| 10/19 | 41 F | 66 F | 53 F | 1.92" | 38.69" | 0.00" | 15.50" | 12.1 F | 0.2 F |
| 10/20 | 40 F | 65 F | 53 F | 2.03" | 38.80" | 0.10" | 15.60" | 12.4 F | 0.2 F |
| 10/21 | 40 F | 65 F | 52 F | 2.13" | 38.90" | 0.10" | 15.60" | 12.8 F | 0.2 F |
| 10/22 | 40 F | 64 F | 52 F | 2.24" | 39.01" | 0.10" | 15.60" | 13.2 F | 0.1 F |
| 10/23 | 39 F | 64 F | 52 F | 2.34" | 39.11" | 0.10" | 15.60" | 13.5 F | 0.1 F |
| 10/24 | 39 F | 64 F | 51 F | 2.45" | 39.22" | 0.10" | 15.60" | 13.9 F | 0.1 F |
| 10/25 | 39 F | 63 F | 51 F | 2.55" | 39.32" | 0.10" | 15.60" | 14.3 F | 0.1 F |
| 10/26 | 38 F | 63 F | 51 F | 2.65" | 39.42" | 0.10" | 15.60" | 14.6 F | 0.1 F |
| 10/27 | 38 F | 62 F | 50 F | 2.75" | 39.52" | 0.10" | 15.60" | 15 F | 0.1 F |
| 10/28 | 38 F | 62 F | 50 F | 2.86" | 39.63" | 0.20" | 15.70" | 15.4 F | 0.1 F |
| 10/29 | 37 F | 61 F | 49 F | 2.97" | 39.74" | 0.20" | 15.70" | 15.8 F | 0.1 F |
| 10/30 | 37 F | 61 F | 49 F | 3.08" | 39.85" | 0.20" | 15.70" | 16.1 F | 0.1 F |
| 10/31 | 37 F | 61 F | 49 F | 3.19" | 39.96" | 0.20" | 15.70" | 16.5 F | 0.1 F |
