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What is Hartsville, IN, Weather Like in October?
During the month of October, Hartsville, IN,
has an average daytime high temperature of 66°F and an average overnight low temperature dropping to 46°F.
Around 3.37 inches of precipitation is received during the month,
with about 39.94 inches falling in a typical year.
0.10 inches of snow is the mean amount received during October.
Annually, Hartsville receives around 10.00 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: 73.4 F
(+5.4 vs avg)
Average Low: 52.1 F
(+4.6 vs avg)
This month was significantly warmer than average.
Actual data from: MID_IN012
Hartsville, IN Daily Weather Averages for October
Recorded at Greensburg
(usc00123547),
12.5 miles
ENE of
Hartsville, IN
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 51 F | 72 F | 62 F | 0.09" | 36.66" | 0.00" | 9.90" | 5.3 F | 2.1 F |
| 10/2 | 51 F | 72 F | 61 F | 0.19" | 36.76" | 0.00" | 9.90" | 5.5 F | 1.9 F |
| 10/3 | 51 F | 71 F | 61 F | 0.29" | 36.86" | 0.00" | 9.90" | 5.8 F | 1.8 F |
| 10/4 | 50 F | 71 F | 61 F | 0.39" | 36.96" | 0.00" | 9.90" | 6.1 F | 1.6 F |
| 10/5 | 50 F | 71 F | 60 F | 0.49" | 37.06" | 0.00" | 9.90" | 6.4 F | 1.5 F |
| 10/6 | 49 F | 70 F | 60 F | 0.60" | 37.17" | 0.00" | 9.90" | 6.7 F | 1.4 F |
| 10/7 | 49 F | 70 F | 59 F | 0.71" | 37.28" | 0.00" | 9.90" | 7 F | 1.3 F |
| 10/8 | 49 F | 69 F | 59 F | 0.81" | 37.38" | 0.00" | 9.90" | 7.3 F | 1.2 F |
| 10/9 | 48 F | 69 F | 59 F | 0.92" | 37.49" | 0.00" | 9.90" | 7.6 F | 1.2 F |
| 10/10 | 48 F | 68 F | 58 F | 1.02" | 37.59" | 0.00" | 9.90" | 7.9 F | 1.1 F |
| 10/11 | 47 F | 68 F | 58 F | 1.13" | 37.70" | 0.00" | 9.90" | 8.2 F | 1 F |
| 10/12 | 47 F | 68 F | 57 F | 1.23" | 37.80" | 0.00" | 9.90" | 8.5 F | 0.9 F |
| 10/13 | 47 F | 67 F | 57 F | 1.33" | 37.90" | 0.00" | 9.90" | 8.8 F | 0.7 F |
| 10/14 | 46 F | 67 F | 57 F | 1.44" | 38.01" | 0.00" | 9.90" | 9.1 F | 0.6 F |
| 10/15 | 46 F | 66 F | 56 F | 1.55" | 38.12" | 0.00" | 9.90" | 9.4 F | 0.5 F |
| 10/16 | 46 F | 66 F | 56 F | 1.66" | 38.23" | 0.00" | 9.90" | 9.8 F | 0.5 F |
| 10/17 | 45 F | 65 F | 55 F | 1.77" | 38.34" | 0.00" | 9.90" | 10.1 F | 0.4 F |
| 10/18 | 45 F | 65 F | 55 F | 1.89" | 38.46" | 0.00" | 9.90" | 10.5 F | 0.4 F |
| 10/19 | 44 F | 65 F | 55 F | 2.01" | 38.58" | 0.00" | 9.90" | 10.9 F | 0.4 F |
| 10/20 | 44 F | 64 F | 54 F | 2.12" | 38.69" | 0.00" | 9.90" | 11.3 F | 0.4 F |
| 10/21 | 44 F | 64 F | 54 F | 2.23" | 38.80" | 0.00" | 9.90" | 11.7 F | 0.4 F |
| 10/22 | 43 F | 63 F | 53 F | 2.35" | 38.92" | 0.00" | 9.90" | 12.1 F | 0.3 F |
| 10/23 | 43 F | 63 F | 53 F | 2.46" | 39.03" | 0.00" | 9.90" | 12.5 F | 0.3 F |
| 10/24 | 43 F | 62 F | 53 F | 2.57" | 39.14" | 0.10" | 10.00" | 12.9 F | 0.3 F |
| 10/25 | 42 F | 62 F | 52 F | 2.68" | 39.25" | 0.10" | 10.00" | 13.2 F | 0.3 F |
| 10/26 | 42 F | 61 F | 52 F | 2.79" | 39.36" | 0.10" | 10.00" | 13.6 F | 0.2 F |
| 10/27 | 42 F | 61 F | 51 F | 2.91" | 39.48" | 0.10" | 10.00" | 14 F | 0.2 F |
| 10/28 | 41 F | 61 F | 51 F | 3.02" | 39.59" | 0.10" | 10.00" | 14.4 F | 0.2 F |
| 10/29 | 41 F | 60 F | 50 F | 3.14" | 39.71" | 0.10" | 10.00" | 14.8 F | 0.2 F |
| 10/30 | 40 F | 60 F | 50 F | 3.26" | 39.83" | 0.10" | 10.00" | 15.2 F | 0.2 F |
| 10/31 | 40 F | 59 F | 50 F | 3.37" | 39.94" | 0.10" | 10.00" | 15.6 F | 0.2 F |
