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What is Ethan, SD, Weather Like in October?
During the month of October, Ethan, SD,
has an average daytime high temperature of 61°F and an average overnight low temperature dropping to 35°F.
Around 2.01 inches of precipitation is received during the month,
with about 23.80 inches falling in a typical year.
0.90 inches of snow is the mean amount received during October.
Annually, Ethan receives around 24.90 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: 71.9 F
(+8.9 vs avg)
Average Low: 49.8 F
(+12.6 vs avg)
This month was significantly warmer than average.
Actual data from: PWS_MIDDLEBORDER96
Ethan, SD Daily Weather Averages for October
Recorded at Alexandria
(usc00390128),
11.9 miles
NE of
Ethan, SD
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 42 F | 69 F | 55 F | 0.09" | 21.88" | 0.00" | 24.00" | 10.2 F | 0.6 F |
| 10/2 | 42 F | 68 F | 55 F | 0.17" | 21.96" | 0.00" | 24.00" | 10.7 F | 0.5 F |
| 10/3 | 41 F | 68 F | 54 F | 0.26" | 22.05" | 0.00" | 24.00" | 11.2 F | 0.5 F |
| 10/4 | 41 F | 67 F | 54 F | 0.35" | 22.14" | 0.00" | 24.00" | 11.6 F | 0.4 F |
| 10/5 | 40 F | 67 F | 53 F | 0.44" | 22.23" | 0.00" | 24.00" | 12.1 F | 0.4 F |
| 10/6 | 40 F | 66 F | 53 F | 0.52" | 22.31" | 0.00" | 24.00" | 12.6 F | 0.3 F |
| 10/7 | 39 F | 65 F | 52 F | 0.60" | 22.39" | 0.10" | 24.10" | 13.1 F | 0.3 F |
| 10/8 | 39 F | 65 F | 52 F | 0.67" | 22.46" | 0.10" | 24.10" | 13.6 F | 0.3 F |
| 10/9 | 38 F | 64 F | 51 F | 0.75" | 22.54" | 0.10" | 24.10" | 14.2 F | 0.2 F |
| 10/10 | 38 F | 64 F | 51 F | 0.82" | 22.61" | 0.10" | 24.10" | 14.7 F | 0.2 F |
| 10/11 | 37 F | 63 F | 50 F | 0.89" | 22.68" | 0.10" | 24.10" | 15.2 F | 0.2 F |
| 10/12 | 37 F | 62 F | 50 F | 0.97" | 22.76" | 0.10" | 24.10" | 15.7 F | 0.2 F |
| 10/13 | 36 F | 62 F | 49 F | 1.04" | 22.83" | 0.20" | 24.20" | 16.2 F | 0.1 F |
| 10/14 | 36 F | 61 F | 48 F | 1.11" | 22.90" | 0.20" | 24.20" | 16.7 F | 0.1 F |
| 10/15 | 35 F | 61 F | 48 F | 1.18" | 22.97" | 0.20" | 24.20" | 17.2 F | 0.1 F |
| 10/16 | 35 F | 60 F | 47 F | 1.25" | 23.04" | 0.20" | 24.20" | 17.8 F | N/A |
| 10/17 | 34 F | 59 F | 47 F | 1.31" | 23.10" | 0.30" | 24.30" | 18.3 F | N/A |
| 10/18 | 34 F | 59 F | 46 F | 1.38" | 23.17" | 0.30" | 24.30" | 18.8 F | N/A |
| 10/19 | 33 F | 58 F | 46 F | 1.44" | 23.23" | 0.30" | 24.30" | 19.3 F | N/A |
| 10/20 | 33 F | 58 F | 45 F | 1.49" | 23.28" | 0.40" | 24.40" | 19.9 F | N/A |
| 10/21 | 32 F | 57 F | 45 F | 1.54" | 23.33" | 0.40" | 24.40" | 20.4 F | N/A |
| 10/22 | 32 F | 56 F | 44 F | 1.60" | 23.39" | 0.50" | 24.50" | 20.9 F | N/A |
| 10/23 | 31 F | 56 F | 44 F | 1.64" | 23.43" | 0.50" | 24.50" | 21.4 F | N/A |
| 10/24 | 31 F | 55 F | 43 F | 1.69" | 23.48" | 0.60" | 24.60" | 21.9 F | N/A |
| 10/25 | 30 F | 55 F | 43 F | 1.74" | 23.53" | 0.60" | 24.60" | 22.5 F | N/A |
| 10/26 | 30 F | 54 F | 42 F | 1.79" | 23.58" | 0.60" | 24.60" | 23 F | N/A |
| 10/27 | 30 F | 54 F | 42 F | 1.84" | 23.63" | 0.70" | 24.70" | 23.5 F | N/A |
| 10/28 | 29 F | 53 F | 41 F | 1.88" | 23.67" | 0.70" | 24.70" | 24 F | N/A |
| 10/29 | 29 F | 52 F | 41 F | 1.93" | 23.72" | 0.80" | 24.80" | 24.5 F | N/A |
| 10/30 | 28 F | 52 F | 40 F | 1.97" | 23.76" | 0.80" | 24.80" | 25 F | N/A |
| 10/31 | 28 F | 51 F | 40 F | 2.01" | 23.80" | 0.90" | 24.90" | 25.4 F | N/A |
