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Spearfish Weather in 2021

Historical record of Spearfish, South Dakota weather for the year 2021 based on NOAA data.
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Year:
2021 Spearfish Weather Extremes
Highest temperature 101 °F July 28
Lowest temperature -33 °F February 14
Highest daily low 75 °F July 28
Lowest daily high -16 °F February 12
Most daily precipitation 2.5 inches October 13
Most daily snow 11.5 inches October 13
Total annual precipitation 17.1 inches -
Total annual snow 43.9 inches -
What was the hottest temperature in Spearfish in 2021?
The highest temperature recorded in Spearfish, South Dakota in 2021 was 101 °F which happened 2 different times.
Highest Temperatures: All-Time By Year
Highest Temperatures in Spearfish in 2021
Rank Temperature Date
1 101 °F Jul 28
1 101 °F Jun 16
3 99 °F Aug 18
4 97 °F Jun 9
5 95 °F Jul 5
5 95 °F Jul 4
5 95 °F Jun 11
8 94 °F Aug 17
8 94 °F Jul 21
8 94 °F Jul 20
What was the coldest temperature in Spearfish in 2021?
The lowest temperature recorded in Spearfish, South Dakota in 2021 was -33 °F which happened on Feb 14.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Spearfish in 2021
Rank Temperature Date
1 -33 °F February 14
2 -30 °F February 16
2 -30 °F February 13
4 -24 °F February 12
5 -23 °F February 15
5 -23 °F February 8
7 -18 °F February 11
8 -15 °F February 9
9 -14 °F February 10
10 -13 °F December 29
10 -13 °F December 28
January 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
January 1
 46 28 0.00 0.0
January 2
 46 21 0.00 0.0
January 3
 46 27 0.00 0.0
January 4
 49 16 0.00 0.0
January 5
 48 29 0.00 0.0
January 6
 47 24 0.00 0.0
January 7
 45 22 0.00 0.0
January 8
 32 25 0.00 0.0
January 9
 33 23 0.00 0.0
January 10
 27 19 0.00 0.0
January 11
 45 15 0.00 0.0
January 12
 47 36 0.00 0.0
January 13
 53 38 0.00 0.0
January 14
 58 29 0.00 0.0
January 15
 33 19 0.00 0.0
January 16
 44 22 0.00 0.0
January 17
 37 28 0.00 0.0
January 18
 42 28 0.02 0.5
January 19
 44 21 0.00 0.0
January 20
 46 26 0.00 0.0
January 21
 44 24 0.00 0.0
January 22
 33 13 0.00 0.0
January 23
 31 14 0.00 0.0
January 24
 26 5 0.00 0.0
January 25
 31 4 0.00 0.0
January 26
 20 10 0.00 0.0
January 27
 21 1 0.00 0.0
January 28
 37 11 0.00 0.0
January 29
 51 16 0.00 0.0
January 30
 46 22 0.00 0.0
January 31
 36 22 0.00 0.0
February 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
February 1
 56 11 0.00 0.0
February 2
 49 27 0.00 0.0
February 3
 59 42 0.00 0.0
February 4
 52 15 0.00 0.0
February 5
 32 19 0.00 0.0
February 6
 26 -8 0.17 2.4
February 7
 2 -6 0.07 1.5
February 8
 -3 -23 0.00 0.0
February 9
 -5 -15 0.00 0.0
February 10
 -5 -14 0.00 0.0
February 11
 1 -18 0.11 1.2
February 12
 -16 -24 0.00 0.0
February 13
 -12 -30 0.00 0.0
February 14
 -11 -33 0.00 0.0
February 15
 -8 -23 0.00 0.0
February 16
 -2 -30 0.00 0.0
February 17
 13 -12 0.00 0.0
February 18
 15 -2 0.00 0.0
February 19
 21 1 0.00 0.0
February 20
 37 13 0.00 0.0
February 21
 39 23 0.00 0.0
February 22
 47 17 0.00 0.0
February 23
 52 32 0.06 0.0
February 24
 41 22 0.00 0.0
February 25
 39 16 0.00 0.0
February 26
 43 29 0.00 0.0
February 27
 39 17 0.00 0.0
February 28
 43 6 0.56 4.2
March 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
March 1
 38 28 0.00 0.0
March 2
 48 38 0.00 0.0
March 3
 53 34 0.00 0.0
March 4
 58 30 0.00 0.0
March 5
 60 33 0.00 0.0
March 6
 66 36 0.00 0.0
March 7
 55 41 0.00 0.0
March 8
 67 26 0.00 0.0
March 9
 61 35 0.00 0.0
March 10
 49 26 0.00 0.0
March 11
 39 24 0.00 0.0
March 12
 46 20 0.00 0.0
March 13
 46 31 0.00 0.0
March 14
 50 37 0.00 0.0
March 15
 53 23 0.34 3.1
March 16
 29 24 0.00 0.0
March 17
 34 21 0.00 0.0
March 18
 46 17 0.00 0.0
March 19
 50 27 0.00 0.0
March 20
 64 40 0.00 0.0
March 21
 62 31 0.00 0.0
March 22
 64 27 0.00 0.0
March 23
 55 31 0.00 0.0
March 24
 46 27 0.00 0.0
March 25
 52 25 0.00 0.0
March 26
 53 31 0.00 0.0
March 27
 38 30 0.00 0.0
March 28
 55 37 0.00 0.0
March 29
 68 26 0.00 0.0
March 30
 62 17 0.00 0.0
March 31
 34 22 0.00 0.0
April 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
April 1
 46 24 0.00 0.0
April 2
 52 45 0.00 0.0
April 3
 69 44 0.00 0.0
April 4
 71 42 0.00 0.0
April 5
 72 46 0.00 0.0
April 6
 74 40 0.00 0.0
April 7
 45 29 0.50 2.7
April 8
 53 36 0.00 0.0
April 9
 65 29 0.14 0.0
April 10
 53 27 0.00 0.0
April 11
 67 43 0.00 0.0
April 12
 67 27 0.00 0.0
April 13
 38 22 0.00 0.0
April 14
 33 23 0.00 0.0
April 15
 38 23 0.00 0.0
April 16
 33 28 0.20 1.0
April 17
 42 26 0.00 0.0
April 18
 54 36 0.00 0.0
April 19
 57 19 0.38 3.9
April 20
 31 20 0.00 0.0
April 21
 30 19 0.00 0.0
April 22
 47 19 0.00 0.0
April 23
 55 19 0.00 0.0
April 24
 41 28 0.00 0.0
April 25
 53 41 0.00 0.0
April 26
 56 25 0.00 0.0
April 27
 54 41 0.29 0.0
April 28
 62 41 0.00 0.0
April 29
 64 41 0.00 0.0
April 30
 68 46 0.00 0.0
May 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
May 1
 82 53 0.00 0.0
May 2
 70 45 0.00 0.0
May 3
 82 39 0.23 0.0
May 4
 55 38 0.02 0.0
May 5
 60 42 0.00 0.0
May 6
 55 38 0.14 0.0
May 7
 63 37 0.00 0.0
May 8
 71 44 0.00 0.0
May 9
 46 32 0.00 0.0
May 10
 48 30 0.29 0.0
May 11
 51 38 0.00 0.0
May 12
 54 34 0.00 0.0
May 13
 56 39 0.09 0.0
May 14
 64 43 0.19 0.0
May 15
 60 45 0.00 0.0
May 16
 65 43 0.20 0.0
May 17
 72 48 0.00 0.0
May 18
 72 55 0.00 0.0
May 19
 80 55 0.00 0.0
May 20
 72 47 0.00 0.0
May 21
 81 35 0.00 0.0
May 22
 45 39 0.09 0.0
May 23
 55 45 0.28 0.0
May 24
 81 35 0.46 0.0
May 25
 72 54 0.00 0.0
May 26
 68 44 0.00 0.0
May 27
 53 38 0.49 0.0
May 28
 50 34 0.03 0.0
May 29
 73 49 0.00 0.0
May 30
 64 44 0.00 0.0
May 31
 71 48 0.00 0.0
June 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
June 1
 74 44 0.14 0.0
June 2
 74 54 0.00 0.0
June 3
 79 54 0.00 0.0
June 4
 86 67 0.00 0.0
June 5
 93 61 0.00 0.0
June 6
 92 62 0.00 0.0
June 7
 93 59 0.00 0.0
June 8
 83 58 0.00 0.0
June 9
 97 61 0.04 0.0
June 10
 83 69 0.00 0.0
June 11
 95 51 0.03 0.0
June 12
 84 54 0.00 0.0
June 13
 81 56 0.00 0.0
June 14
 84 47 0.00 0.0
June 15
 88 61 0.33 0.0
June 16
 101 70 0.00 0.0
June 17
 83 58 0.00 0.0
June 18
 85 55 0.00 0.0
June 19
 88 54 0.00 0.0
June 20
 85 51 0.12 0.0
June 21
 88 51 0.08 0.0
June 22
 77 52 0.00 0.0
June 23
 89 61 0.00 0.0
June 24
 92 58 0.11 0.0
June 25
 84 58 0.12 0.0
June 26
 70 50 0.17 0.0
June 27
 69 55 0.09 0.0
June 28
 75 50 0.00 0.0
June 29
 77 52 0.00 0.0
June 30
 83 63 0.00 0.0
July 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
July 1
 86 61 0.00 0.0
July 2
 89 63 0.00 0.0
July 3
 93 61 0.00 0.0
July 4
 95 66 0.00 0.0
July 5
 95 66 0.14 0.0
July 6
 93 59 0.19 0.0
July 7
 93 57 0.00 0.0
July 8
 93 57 0.54 0.0
July 9
 87 61 0.00 0.0
July 10
 81 59 0.13 0.0
July 11
 82 58 0.00 0.0
July 12
 88 63 0.00 0.0
July 13
 83 59 0.00 0.0
July 14
 76 55 1.32 0.0
July 15
 75 57 0.00 0.0
July 16
 86 57 0.00 0.0
July 17
 85 63 0.00 0.0
July 18
 91 62 0.00 0.0
July 19
 92 62 0.00 0.0
July 20
 94 66 0.00 0.0
July 21
 94 68 0.00 0.0
July 22
 90 68 0.00 0.0
July 23
 92 62 0.46 0.0
July 24
 87 60 0.00 0.0
July 25
 87 61 0.00 0.0
July 26
 92 59 0.00 0.0
July 27
 93 65 0.00 0.0
July 28
 101 75 0.00 0.0
July 29
 91 62 0.06 0.0
July 30
 81 55 1.16 0.0
July 31
 78 56 0.00 0.0
August 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
August 1
 82 62 0.00 0.0
August 2
 83 56 0.00 0.0
August 3
 86 60 0.00 0.0
August 4
 86 64 0.03 0.0
August 5
 84 60 0.00 0.0
August 6
 87 59 0.00 0.0
August 7
 84 64 0.00 0.0
August 8
 84 64 0.00 0.0
August 9
 90 56 0.00 0.0
August 10
 75 56 0.00 0.0
August 11
 88 58 0.00 0.0
August 12
 87 58 0.00 0.0
August 13
 75 57 0.00 0.0
August 14
 82 57 0.00 0.0
August 15
 91 59 0.00 0.0
August 16
 92 59 0.00 0.0
August 17
 94 59 0.00 0.0
August 18
 99 59 0.00 0.0
August 19
 74 52 0.00 0.0
August 20
 63 53 0.43 0.0
August 21
 64 47 0.10 0.0
August 22
 64 61 0.00 0.0
August 23
 77 52 0.00 0.0
August 24
 91 59 0.00 0.0
August 25
 91 52 0.00 0.0
August 26
 87 56 0.00 0.0
August 27
 76 54 0.07 0.0
August 28
 65 48 0.03 0.0
August 29
 80 55 0.00 0.0
August 30
 83 48 0.00 0.0
August 31
 85 55 0.00 0.0
September 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
September 1
 87 64 0.00 0.0
September 2
 72 59 0.00 0.0
September 3
 86 53 0.12 0.0
September 4
 72 45 0.10 0.0
September 5
 76 49 0.00 0.0
September 6
 84 52 0.00 0.0
September 7
 88 45 0.00 0.0
September 8
 76 49 0.00 0.0
September 9
 76 52 0.00 0.0
September 10
 83 57 0.00 0.0
September 11
 76 54 0.00 0.0
September 12
 80 52 0.00 0.0
September 13
 90 52 0.00 0.0
September 14
 74 50 0.00 0.0
September 15
 71 49 0.00 0.0
September 16
 84 53 0.00 0.0
September 17
 73 44 0.00 0.0
September 18
 90 51 0.00 0.0
September 19
 79 49 0.00 0.0
September 20
 90 48 0.16 0.0
September 21
 58 42 0.13 0.0
September 22
 65 42 0.00 0.0
September 23
 79 50 0.00 0.0
September 24
 74 44 0.03 0.0
September 25
 65 45 0.00 0.0
September 26
 83 55 0.00 0.0
September 27
 84 44 0.00 0.0
September 28
 86 58 0.00 0.0
September 29
 87 47 0.11 0.0
September 30
 53 44 0.10 0.0
October 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
October 1
 66 53 0.00 0.0
October 2
 68 45 0.00 0.0
October 3
 70 53 0.00 0.0
October 4
 76 45 0.00 0.0
October 5
 80 60 0.00 0.0
October 6
 84 56 0.00 0.0
October 7
 83 54 0.00 0.0
October 8
 72 50 0.00 0.0
October 9
 55 44 0.00 0.0
October 10
 61 37 0.28 0.0
October 11
 55 38 0.00 0.0
October 12
 68 36 0.00 0.0
October 13
 39 28 2.53 11.5
October 14
 41 27 0.00 0.0
October 15
 43 27 0.00 0.0
October 16
 49 38 0.00 0.0
October 17
 58 43 0.00 0.0
October 18
 65 39 0.00 0.0
October 19
 67 38 0.00 0.0
October 20
 38 29 0.77 1.6
October 21
 41 26 0.00 0.0
October 22
 58 39 0.00 0.0
October 23
 47 33 0.00 0.0
October 24
 55 35 0.08 0.0
October 25
 61 33 0.00 0.0
October 26
 66 42 0.00 0.0
October 27
 46 36 0.19 0.0
October 28
 54 40 0.00 0.0
October 29
 56 38 0.00 0.0
October 30
 67 29 0.00 0.0
October 31
 50 36 0.03 0.0
November 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
November 1
 n/a 24 0.00 0.0
November 2
 39 18 0.00 0.0
November 3
 46 26 0.00 0.0
November 4
 56 34 0.00 0.0
November 5
 64 45 0.00 0.0
November 6
 64 46 0.00 0.0
November 7
 62 44 0.00 0.0
November 8
 68 32 0.35 0.0
November 9
 45 31 0.00 0.0
November 10
 60 40 0.06 0.0
November 11
 43 20 0.00 0.0
November 12
 46 18 0.00 0.0
November 13
 46 30 0.00 0.0
November 14
 60 41 0.00 0.0
November 15
 64 29 0.00 0.0
November 16
 69 56 0.00 0.0
November 17
 56 25 0.00 0.0
November 18
 33 24 0.00 0.0
November 19
 46 16 0.00 0.0
November 20
 45 30 0.00 0.0
November 21
 45 28 0.00 0.0
November 22
 52 30 0.00 0.0
November 23
 59 43 0.00 0.0
November 24
 59 25 0.00 0.0
November 25
 57 23 0.00 0.0
November 26
 62 49 0.00 0.0
November 27
 50 36 0.00 0.0
November 28
 62 36 0.00 0.0
November 29
 62 16 0.00 0.0
November 30
 59 39 0.11 0.0
December 2021 Spearfish Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
December 1
 63 48 0.00 0.0
December 2
 69 55 0.00 0.0
December 3
 70 38 0.00 0.0
December 4
 46 21 0.00 0.0
December 5
 35 6 0.00 0.0
December 6
 46 1 0.00 0.0
December 7
 30 9 0.00 0.0
December 8
 46 30 0.00 0.0
December 9
 44 22 0.00 0.0
December 10
 52 22 0.23 2.0
December 11
 30 23 0.00 0.0
December 12
 36 25 0.00 0.0
December 13
 49 28 0.00 0.0
December 14
 57 41 0.00 0.0
December 15
 60 17 0.00 0.0
December 16
 24 14 0.00 0.0
December 17
 36 9 0.00 0.0
December 18
 36 14 0.00 0.0
December 19
 41 18 0.00 0.0
December 20
 52 -5 0.00 0.0
December 21
 48 11 0.00 0.0
December 22
 49 28 0.00 0.0
December 23
 54 37 0.00 0.0
December 24
 54 28 0.00 0.0
December 25
 45 7 0.02 0.5
December 26
 21 6 0.00 0.0
December 27
 53 -12 0.18 2.5
December 28
 9 -13 0.11 2.8
December 29
 17 -13 0.00 0.0
December 30
 5 -9 0.00 0.0
December 31
 28 -9 0.15 2.5
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