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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