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What is Heathsville, IL, Weather Like in October?
During the month of October, Heathsville, IL,
has an average daytime high temperature of 69°F and an average overnight low temperature dropping to 46°F.
Around 3.73 inches of precipitation is received during the month,
with about 39.61 inches falling in a typical year.
0.10 inches of snow is the mean amount received during October.
Annually, Heathsville receives around 7.70 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 21, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 78.4 F
(+7.3 vs avg)
Average Low: 49.9 F
(+2.4 vs avg)
Daytime temperatures were significantly above average.
Actual data from: KRSV
Heathsville, IL Daily Weather Averages for October
Recorded at Palestine
(usc00116558),
8.2 miles
NNW of
Heathsville, 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 | 75 F | 63 F | 0.12" | 36.00" | 0.00" | 7.60" | 4.4 F | 2.3 F |
| 10/2 | 50 F | 75 F | 63 F | 0.24" | 36.12" | 0.00" | 7.60" | 4.7 F | 2.2 F |
| 10/3 | 50 F | 74 F | 62 F | 0.37" | 36.25" | 0.00" | 7.60" | 4.9 F | 2 F |
| 10/4 | 50 F | 74 F | 62 F | 0.50" | 36.38" | 0.00" | 7.60" | 5.1 F | 1.9 F |
| 10/5 | 49 F | 73 F | 61 F | 0.62" | 36.50" | 0.00" | 7.60" | 5.4 F | 1.8 F |
| 10/6 | 49 F | 73 F | 61 F | 0.75" | 36.63" | 0.00" | 7.60" | 5.7 F | 1.7 F |
| 10/7 | 49 F | 73 F | 61 F | 0.86" | 36.74" | 0.00" | 7.60" | 5.9 F | 1.6 F |
| 10/8 | 48 F | 72 F | 60 F | 0.98" | 36.86" | 0.00" | 7.60" | 6.2 F | 1.5 F |
| 10/9 | 48 F | 72 F | 60 F | 1.10" | 36.98" | 0.00" | 7.60" | 6.5 F | 1.3 F |
| 10/10 | 48 F | 71 F | 60 F | 1.21" | 37.09" | 0.00" | 7.60" | 6.8 F | 1.2 F |
| 10/11 | 47 F | 71 F | 59 F | 1.32" | 37.20" | 0.00" | 7.60" | 7 F | 1.1 F |
| 10/12 | 47 F | 70 F | 59 F | 1.43" | 37.31" | 0.00" | 7.60" | 7.3 F | 1 F |
| 10/13 | 47 F | 70 F | 58 F | 1.55" | 37.43" | 0.00" | 7.60" | 7.6 F | 0.8 F |
| 10/14 | 46 F | 70 F | 58 F | 1.67" | 37.55" | 0.00" | 7.60" | 7.8 F | 0.7 F |
| 10/15 | 46 F | 69 F | 58 F | 1.79" | 37.67" | 0.00" | 7.60" | 8.2 F | 0.6 F |
| 10/16 | 46 F | 69 F | 57 F | 1.92" | 37.80" | 0.00" | 7.60" | 8.5 F | 0.6 F |
| 10/17 | 45 F | 68 F | 57 F | 2.04" | 37.92" | 0.00" | 7.60" | 8.8 F | 0.5 F |
| 10/18 | 45 F | 68 F | 56 F | 2.17" | 38.05" | 0.00" | 7.60" | 9.2 F | 0.5 F |
| 10/19 | 45 F | 67 F | 56 F | 2.30" | 38.18" | 0.00" | 7.60" | 9.6 F | 0.5 F |
| 10/20 | 44 F | 67 F | 56 F | 2.43" | 38.31" | 0.00" | 7.60" | 10 F | 0.5 F |
| 10/21 | 44 F | 66 F | 55 F | 2.55" | 38.43" | 0.00" | 7.60" | 10.4 F | 0.4 F |
| 10/22 | 44 F | 66 F | 55 F | 2.67" | 38.55" | 0.00" | 7.60" | 10.8 F | 0.4 F |
| 10/23 | 43 F | 65 F | 54 F | 2.79" | 38.67" | 0.00" | 7.60" | 11.2 F | 0.4 F |
| 10/24 | 43 F | 65 F | 54 F | 2.91" | 38.79" | 0.00" | 7.60" | 11.6 F | 0.4 F |
| 10/25 | 43 F | 64 F | 53 F | 3.03" | 38.91" | 0.00" | 7.60" | 12 F | 0.3 F |
| 10/26 | 42 F | 64 F | 53 F | 3.15" | 39.03" | 0.00" | 7.60" | 12.4 F | 0.3 F |
| 10/27 | 42 F | 63 F | 53 F | 3.26" | 39.14" | 0.00" | 7.60" | 12.8 F | 0.3 F |
| 10/28 | 41 F | 63 F | 52 F | 3.38" | 39.26" | 0.10" | 7.70" | 13.2 F | 0.3 F |
| 10/29 | 41 F | 62 F | 52 F | 3.50" | 39.38" | 0.10" | 7.70" | 13.6 F | 0.3 F |
| 10/30 | 41 F | 62 F | 51 F | 3.61" | 39.49" | 0.10" | 7.70" | 14 F | 0.2 F |
| 10/31 | 40 F | 61 F | 51 F | 3.73" | 39.61" | 0.10" | 7.70" | 14.5 F | 0.2 F |
