Watertown Weather in 1940

Historical record of Watertown, South Dakota weather for the year 1940 based on NOAA data.
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1940 Watertown Weather Extremes
Highest temperature 109 °F July 24
Lowest temperature -28 °F January 18
Highest daily low 75 °F July 24
Lowest daily high -4 °F January 18
Most daily precipitation 1.7 inches March 28
Most daily snow 4.0 inches November 21
Total annual precipitation 21.5 inches -
Total annual snow 37.7 inches -
Highest Temperatures in Watertown in 1940
Rank Temperature Date
1 109 °F Jul 24
2 105 °F Jul 18
3 99 °F Jul 21
4 98 °F Jul 23
4 98 °F Jul 22
4 98 °F Jul 20
4 98 °F Jul 17
8 96 °F Aug 15
8 96 °F Jun 2
10 94 °F Jul 31
10 94 °F Jul 30
10 94 °F Jun 1
Lowest Temperatures in Watertown in 1940
Rank Temperature Date
1 -28 °F January 18
2 -23 °F January 24
3 -18 °F February 24
3 -18 °F January 4
5 -17 °F January 17
6 -16 °F December 2
7 -15 °F January 26
7 -15 °F January 25
9 -14 °F January 2
10 -13 °F December 13
10 -13 °F December 12
10 -13 °F February 9
10 -13 °F January 1
January 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
January 1
1 -13 0.02 0.2
January 2
9 -14 0.00 0.0
January 3
6 -8 0.00 0.0
January 4
1 -18 0.00 0.0
January 5
12 -11 0.00 0.0
January 6
16 -7 0.00 0.0
January 7
18 5 0.00 0.0
January 8
19 -7 0.00 0.0
January 9
18 5 0.07 2.5
January 10
23 0 0.00 0.0
January 11
23 11 0.00 0.0
January 12
22 -6 0.00 0.0
January 13
22 6 0.00 0.0
January 14
20 -9 0.00 0.0
January 15
16 -9 0.00 0.0
January 16
4 -4 0.02 0.2
January 17
-2 -17 0.00 0.0
January 18
-4 -28 0.00 0.0
January 19
10 -5 0.00 0.0
January 20
6 -6 0.00 0.0
January 21
16 -2 0.01 0.1
January 22
24 -8 0.00 0.0
January 23
12 -6 0.00 0.0
January 24
-3 -23 0.00 0.0
January 25
6 -15 0.00 0.0
January 26
11 -15 0.00 0.0
January 27
28 -11 0.00 0.0
January 28
28 5 0.00 0.0
January 29
25 2 0.00 0.0
January 30
36 3 0.00 0.0
January 31
34 21 0.00 0.0
February 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
February 1
21 12 0.00 n/a
February 2
30 9 0.00 0.0
February 3
24 13 0.10 1.5
February 4
28 15 0.03 0.5
February 5
26 21 0.00 0.0
February 6
28 15 0.00 0.0
February 7
21 -5 0.00 0.0
February 8
17 0 0.00 0.0
February 9
24 -13 0.00 0.0
February 10
45 10 0.00 0.0
February 11
37 27 0.20 n/a
February 12
27 14 0.11 n/a
February 13
26 6 0.02 0.0
February 14
28 5 0.00 0.0
February 15
27 21 0.00 0.0
February 16
29 23 0.07 0.9
February 17
27 13 0.00 0.0
February 18
28 13 0.00 0.0
February 19
30 21 0.00 0.0
February 20
25 18 0.03 0.5
February 21
24 12 0.01 0.4
February 22
21 -7 0.00 0.0
February 23
13 3 0.13 1.0
February 24
10 -18 0.00 0.0
February 25
21 -12 0.00 0.0
February 26
32 12 0.00 0.0
February 27
26 4 0.00 0.0
February 28
26 6 0.00 0.0
February 29
34 15 0.00 n/a
March 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
March 1
32 25 0.00 0.0
March 2
30 25 0.00 0.0
March 3
31 23 0.00 0.0
March 4
36 18 0.00 0.0
March 5
39 24 0.00 0.0
March 6
33 28 0.02 0.2
March 7
37 29 0.06 1.2
March 8
33 30 0.00 0.0
March 9
30 24 0.04 n/a
March 10
31 12 0.00 0.0
March 11
26 17 0.24 3.4
March 12
21 14 0.17 2.0
March 13
18 14 0.23 3.7
March 14
24 4 0.00 0.0
March 15
37 5 0.00 0.0
March 16
40 22 0.00 0.0
March 17
46 29 0.00 0.0
March 18
49 23 0.00 0.0
March 19
40 24 0.00 0.0
March 20
36 19 0.05 0.5
March 21
25 9 0.00 0.0
March 22
19 4 0.01 n/a
March 23
19 -1 0.00 0.0
March 24
21 8 0.00 0.0
March 25
25 9 0.06 0.0
March 26
27 18 0.41 n/a
March 27
30 20 0.06 0.0
March 28
32 27 1.71 0.0
March 29
41 27 0.10 0.5
March 30
46 30 0.00 0.0
March 31
40 27 0.00 0.0
April 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
April 1
44 28 0.00 0.0
April 2
38 33 0.00 0.0
April 3
35 31 0.11 0.0
April 4
32 20 0.20 n/a
April 5
48 15 0.00 0.0
April 6
54 29 0.00 0.0
April 7
48 33 0.00 0.0
April 8
47 28 0.00 0.0
April 9
55 35 0.01 0.0
April 10
40 15 0.00 0.0
April 11
25 8 0.00 0.0
April 12
42 17 0.00 0.0
April 13
62 24 0.00 0.0
April 14
77 30 0.00 0.0
April 15
58 32 0.00 0.0
April 16
46 30 0.00 0.0
April 17
49 27 0.00 0.0
April 18
67 24 0.00 0.0
April 19
70 43 0.32 0.0
April 20
68 35 0.00 0.0
April 21
54 42 0.25 0.0
April 22
48 38 0.28 0.0
April 23
48 30 0.00 0.0
April 24
52 25 0.00 0.0
April 25
41 35 0.09 0.0
April 26
n/a 36 0.00 0.0
April 27
n/a 25 0.22 0.0
April 28
n/a 39 0.28 0.0
April 29
n/a 34 0.00 0.0
April 30
n/a 28 0.01 0.0
May 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
May 1
n/a 28 0.00 0.0
May 2
n/a 28 0.00 0.0
May 3
n/a 30 0.00 0.0
May 4
75 41 0.05 0.0
May 5
73 42 0.00 0.0
May 6
69 35 0.00 0.0
May 7
63 47 0.01 0.0
May 8
59 39 0.00 0.0
May 9
73 31 0.00 0.0
May 10
66 44 0.00 0.0
May 11
79 39 0.00 0.0
May 12
85 51 0.00 0.0
May 13
78 59 0.08 0.0
May 14
60 39 0.05 0.0
May 15
56 33 0.00 0.0
May 16
69 31 0.00 0.0
May 17
77 42 0.00 0.0
May 18
66 49 0.10 0.0
May 19
69 44 0.00 0.0
May 20
76 42 0.00 0.0
May 21
67 44 0.01 0.0
May 22
70 39 0.00 0.0
May 23
65 40 0.15 0.0
May 24
58 35 0.00 0.0
May 25
60 40 0.00 0.0
May 26
56 40 0.10 0.0
May 27
68 42 0.00 0.0
May 28
68 39 0.00 0.0
May 29
74 42 0.00 0.0
May 30
82 48 0.05 0.0
May 31
87 58 0.00 0.0
June 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
June 1
94 60 0.00 0.0
June 2
96 61 0.18 0.0
June 3
67 55 0.34 0.0
June 4
67 55 0.45 0.0
June 5
60 51 0.05 0.0
June 6
76 55 0.08 0.0
June 7
70 49 0.00 0.0
June 8
67 48 0.02 0.0
June 9
70 55 0.28 0.0
June 10
67 47 0.00 0.0
June 11
74 38 0.00 0.0
June 12
82 46 0.00 0.0
June 13
82 56 0.00 0.0
June 14
86 56 0.00 0.0
June 15
81 46 0.00 0.0
June 16
91 59 0.01 0.0
June 17
92 64 0.13 0.0
June 18
80 53 0.14 0.0
June 19
76 45 0.00 0.0
June 20
75 48 0.00 0.0
June 21
87 60 0.00 0.0
June 22
78 63 0.44 0.0
June 23
68 52 1.32 0.0
June 24
73 49 0.00 0.0
June 25
76 46 0.00 0.0
June 26
72 55 0.00 0.0
June 27
76 54 0.06 0.0
June 28
68 51 0.00 0.0
June 29
81 44 0.00 0.0
June 30
82 50 0.00 0.0
July 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
July 1
73 48 0.00 0.0
July 2
76 43 0.00 0.0
July 3
82 48 0.00 0.0
July 4
85 57 0.00 0.0
July 5
86 56 0.00 0.0
July 6
89 61 0.10 0.0
July 7
82 60 0.06 0.0
July 8
83 58 0.19 0.0
July 9
89 58 0.00 0.0
July 10
91 66 0.22 0.0
July 11
71 53 0.00 0.0
July 12
74 49 0.00 0.0
July 13
84 51 0.00 0.0
July 14
85 59 0.00 0.0
July 15
77 50 0.00 0.0
July 16
85 48 0.00 0.0
July 17
98 68 0.00 0.0
July 18
105 68 0.00 0.0
July 19
92 72 0.02 0.0
July 20
98 66 0.00 0.0
July 21
99 67 0.00 0.0
July 22
98 68 0.02 0.0
July 23
98 71 0.00 0.0
July 24
109 75 0.00 0.0
July 25
81 63 0.34 0.0
July 26
81 60 0.02 0.0
July 27
84 57 0.00 0.0
July 28
91 66 0.00 0.0
July 29
92 61 0.00 0.0
July 30
94 64 0.00 0.0
July 31
94 65 0.87 0.0
August 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
August 1
86 65 1.45 0.0
August 2
93 64 0.00 0.0
August 3
83 62 0.00 0.0
August 4
88 57 1.16 0.0
August 5
72 53 0.00 0.0
August 6
80 49 0.00 0.0
August 7
84 55 0.00 0.0
August 8
87 61 0.00 0.0
August 9
89 62 0.00 0.0
August 10
81 56 0.00 0.0
August 11
82 59 0.00 0.0
August 12
88 64 0.00 0.0
August 13
85 62 0.00 0.0
August 14
86 66 0.00 0.0
August 15
96 62 0.51 0.0
August 16
78 63 0.08 0.0
August 17
66 52 0.76 0.0
August 18
69 46 0.00 0.0
August 19
73 42 0.00 0.0
August 20
79 42 0.00 0.0
August 21
80 52 0.00 0.0
August 22
68 46 0.00 0.0
August 23
66 53 0.62 0.0
August 24
61 53 0.57 0.0
August 25
64 54 0.00 0.0
August 26
66 56 0.00 0.0
August 27
61 56 0.01 0.0
August 28
67 57 0.24 0.0
August 29
71 54 0.00 0.0
August 30
70 48 0.00 0.0
August 31
73 43 0.00 0.0
September 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
September 1
82 49 0.00 0.0
September 2
89 60 0.00 0.0
September 3
89 62 0.00 0.0
September 4
86 61 0.00 0.0
September 5
83 63 0.00 0.0
September 6
83 65 0.00 0.0
September 7
86 61 0.14 0.0
September 8
70 55 0.39 0.0
September 9
60 41 0.00 0.0
September 10
58 33 0.00 0.0
September 11
64 32 0.00 0.0
September 12
83 34 0.00 0.0
September 13
68 45 0.00 0.0
September 14
72 41 0.00 0.0
September 15
81 55 0.40 0.0
September 16
81 60 0.25 0.0
September 17
86 62 0.00 0.0
September 18
92 57 0.00 0.0
September 19
89 67 0.00 0.0
September 20
81 58 0.00 0.0
September 21
79 62 0.00 0.0
September 22
80 58 0.00 0.0
September 23
73 52 0.01 0.0
September 24
58 34 0.00 0.0
September 25
62 28 0.00 0.0
September 26
72 39 0.00 0.0
September 27
79 44 0.00 0.0
September 28
75 44 0.00 0.0
September 29
59 44 0.00 0.0
September 30
77 46 0.00 0.0
October 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
October 1
74 49 0.00 0.0
October 2
73 51 0.05 0.0
October 3
76 52 0.00 0.0
October 4
68 55 0.38 0.0
October 5
67 47 0.00 0.0
October 6
58 42 0.00 0.0
October 7
65 37 0.00 0.0
October 8
69 28 0.00 0.0
October 9
75 39 0.00 0.0
October 10
69 41 0.01 0.0
October 11
80 39 0.00 0.0
October 12
64 45 0.00 0.0
October 13
59 40 0.00 0.0
October 14
56 28 0.03 0.0
October 15
58 24 0.00 0.0
October 16
68 31 0.00 0.0
October 17
58 24 0.00 0.0
October 18
70 40 0.00 0.0
October 19
61 39 0.00 0.0
October 20
67 37 0.00 0.0
October 21
75 41 0.00 0.0
October 22
73 37 0.00 0.0
October 23
64 27 0.00 0.0
October 24
68 40 0.00 0.0
October 25
74 43 0.00 0.0
October 26
63 45 0.00 0.0
October 27
76 50 0.00 0.0
October 28
65 41 0.09 0.0
October 29
56 32 0.00 0.0
October 30
52 26 0.00 0.0
October 31
48 38 1.06 0.0
November 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
November 1
54 31 0.00 0.0
November 2
55 29 0.00 0.0
November 3
60 41 0.00 0.0
November 4
43 31 0.00 0.0
November 5
32 24 0.05 0.0
November 6
34 24 0.00 0.0
November 7
40 20 0.00 0.0
November 8
55 34 0.00 0.0
November 9
34 26 0.16 1.0
November 10
30 11 0.10 0.8
November 11
12 0 0.41 2.2
November 12
7 -7 0.00 0.0
November 13
9 -9 0.00 0.0
November 14
10 -11 0.00 0.0
November 15
29 -1 0.00 0.0
November 16
42 20 0.00 0.0
November 17
42 17 0.00 0.0
November 18
46 31 0.00 0.0
November 19
35 30 0.00 0.0
November 20
37 19 0.00 0.0
November 21
31 25 0.29 4.0
November 22
26 23 0.00 0.0
November 23
30 7 0.00 0.0
November 24
24 2 0.00 0.0
November 25
31 15 0.02 0.0
November 26
30 19 0.02 1.0
November 27
19 1 0.04 0.0
November 28
23 -3 0.04 0.0
November 29
15 -4 0.00 0.5
November 30
13 -1 0.02 0.5
December 1940 Watertown Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
December 1
23 10 0.03 0.0
December 2
14 -16 0.01 1.0
December 3
29 -12 0.00 0.0
December 4
30 15 0.00 0.0
December 5
27 14 0.00 0.0
December 6
40 16 0.00 0.0
December 7
34 20 0.00 0.0
December 8
39 15 0.00 0.0
December 9
41 24 0.00 0.0
December 10
31 21 0.00 0.0
December 11
29 6 0.08 0.0
December 12
n/a -13 0.03 0.6
December 13
n/a -13 0.00 0.0
December 14
n/a 0 0.03 1.2
December 15
18 9 0.09 1.8
December 16
18 0 0.00 0.2
December 17
19 -5 0.00 0.0
December 18
29 14 0.00 0.0
December 19
32 19 0.00 0.0
December 20
40 18 0.00 0.0
December 21
38 20 0.00 0.0
December 22
39 19 0.00 0.0
December 23
38 24 0.00 0.0
December 24
37 30 0.00 0.0
December 25
33 30 0.00 0.0
December 26
32 26 0.00 0.0
December 27
36 24 0.00 0.0
December 28
34 27 0.11 1.7
December 29
31 26 0.04 0.0
December 30
31 25 0.03 1.2
December 31
32 28 0.02 0.7
Weather Station Details
Years Station Coordinates
1893–2024 Watertown Regional Airport location