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What is Swett, SD, Weather Like in October?
During the month of October, Swett, SD,
has an average daytime high temperature of 61°F and an average overnight low temperature dropping to 35°F.
Around 1.60 inches of precipitation is received during the month,
with about 19.30 inches falling in a typical year.
2.40 inches of snow is the mean amount received during October.
Annually, Swett receives around 34.60 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 27, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 65.9 F
(+3.7 vs avg)
Average Low: 42.5 F
(+6.8 vs avg)
This month was significantly warmer than average.
Actual data from: MID_K9V6
Swett, SD Daily Weather Averages for October
Recorded at Martin
(usc00395281),
10.7 miles
E of
Swett, SD
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 41 F | 69 F | 55 F | 0.06" | 17.76" | 0.00" | 32.20" | 10.3 F | 0.5 F |
| 10/2 | 41 F | 69 F | 55 F | 0.13" | 17.83" | 0.10" | 32.30" | 10.7 F | 0.4 F |
| 10/3 | 40 F | 68 F | 54 F | 0.19" | 17.89" | 0.10" | 32.30" | 11.2 F | 0.4 F |
| 10/4 | 40 F | 67 F | 54 F | 0.25" | 17.95" | 0.10" | 32.30" | 11.7 F | 0.4 F |
| 10/5 | 40 F | 67 F | 53 F | 0.31" | 18.01" | 0.10" | 32.30" | 12.2 F | 0.4 F |
| 10/6 | 39 F | 66 F | 53 F | 0.37" | 18.07" | 0.20" | 32.40" | 12.7 F | 0.3 F |
| 10/7 | 39 F | 66 F | 52 F | 0.42" | 18.12" | 0.20" | 32.40" | 13.3 F | 0.3 F |
| 10/8 | 38 F | 65 F | 52 F | 0.48" | 18.18" | 0.20" | 32.40" | 13.8 F | 0.3 F |
| 10/9 | 38 F | 64 F | 51 F | 0.53" | 18.23" | 0.30" | 32.50" | 14.2 F | 0.3 F |
| 10/10 | 37 F | 64 F | 51 F | 0.59" | 18.29" | 0.30" | 32.50" | 14.7 F | 0.2 F |
| 10/11 | 37 F | 63 F | 50 F | 0.64" | 18.34" | 0.40" | 32.60" | 15.2 F | 0.2 F |
| 10/12 | 36 F | 63 F | 50 F | 0.70" | 18.40" | 0.40" | 32.60" | 15.6 F | 0.1 F |
| 10/13 | 36 F | 62 F | 49 F | 0.75" | 18.45" | 0.50" | 32.70" | 16.1 F | 0.1 F |
| 10/14 | 35 F | 62 F | 49 F | 0.81" | 18.51" | 0.50" | 32.70" | 16.6 F | 0.1 F |
| 10/15 | 35 F | 61 F | 48 F | 0.87" | 18.57" | 0.60" | 32.80" | 17 F | N/A |
| 10/16 | 35 F | 61 F | 48 F | 0.93" | 18.63" | 0.70" | 32.90" | 17.5 F | N/A |
| 10/17 | 34 F | 60 F | 47 F | 0.99" | 18.69" | 0.70" | 32.90" | 18 F | N/A |
| 10/18 | 34 F | 60 F | 47 F | 1.05" | 18.75" | 0.80" | 33.00" | 18.4 F | N/A |
| 10/19 | 33 F | 59 F | 46 F | 1.10" | 18.80" | 0.90" | 33.10" | 18.9 F | N/A |
| 10/20 | 33 F | 59 F | 46 F | 1.15" | 18.85" | 1.00" | 33.20" | 19.3 F | N/A |
| 10/21 | 32 F | 58 F | 45 F | 1.19" | 18.89" | 1.10" | 33.30" | 19.8 F | N/A |
| 10/22 | 32 F | 58 F | 45 F | 1.24" | 18.94" | 1.20" | 33.40" | 20.2 F | N/A |
| 10/23 | 32 F | 57 F | 44 F | 1.28" | 18.98" | 1.30" | 33.50" | 20.7 F | N/A |
| 10/24 | 31 F | 57 F | 44 F | 1.33" | 19.03" | 1.40" | 33.60" | 21.1 F | N/A |
| 10/25 | 31 F | 56 F | 44 F | 1.37" | 19.07" | 1.50" | 33.70" | 21.5 F | N/A |
| 10/26 | 30 F | 56 F | 43 F | 1.41" | 19.11" | 1.70" | 33.90" | 21.9 F | N/A |
| 10/27 | 30 F | 55 F | 43 F | 1.45" | 19.15" | 1.80" | 34.00" | 22.4 F | N/A |
| 10/28 | 30 F | 55 F | 42 F | 1.49" | 19.19" | 1.90" | 34.10" | 22.8 F | N/A |
| 10/29 | 29 F | 55 F | 42 F | 1.53" | 19.23" | 2.10" | 34.30" | 23.2 F | N/A |
| 10/30 | 29 F | 54 F | 41 F | 1.57" | 19.27" | 2.20" | 34.40" | 23.6 F | N/A |
| 10/31 | 28 F | 54 F | 41 F | 1.60" | 19.30" | 2.40" | 34.60" | 24 F | N/A |
