Ames Weather in 1940

Historical record of Ames, Iowa weather for the year 1940 based on NOAA data.
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1940 Ames Weather Extremes
Highest temperature 102 °F July 24
Lowest temperature -22 °F January 18
Highest daily low 75 °F July 25
Lowest daily high 1 °F January 18
Most daily precipitation 4.2 inches July 29
Most daily snow 2.8 inches March 21
Total annual precipitation 33.7 inches -
Total annual snow 4.8 inches -
Highest Temperatures in Ames in 1940
Rank Temperature Date
1 102 °F Jul 24
2 99 °F Jul 18
3 98 °F Jul 19
4 97 °F Jul 25
4 97 °F Jul 23
6 95 °F Jul 22
6 95 °F Jul 20
8 93 °F Jul 21
8 93 °F Jul 10
8 93 °F Jun 18
Lowest Temperatures in Ames in 1940
Rank Temperature Date
1 -22 °F January 18
2 -15 °F January 25
3 -14 °F February 25
4 -12 °F January 19
4 -12 °F January 5
6 -11 °F January 24
7 -10 °F February 10
7 -10 °F January 4
9 -9 °F January 27
10 -8 °F January 26
January 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
7 -1 0.00 0.0
7 -7 0.00 0.0
14 -3 0.00 0.0
12 -10 0.00 0.0
10 -12 0.00 0.0
17 -5 0.00 0.0
21 10 0.20 n/a
20 6 0.00 0.0
19 13 0.00 0.0
28 17 0.00 0.0
30 23 0.00 0.0
23 -7 0.00 0.0
19 12 0.31 n/a
22 16 0.19 n/a
19 4 0.00 0.0
10 4 0.00 0.0
7 -6 0.00 0.0
1 -22 0.00 0.0
13 -12 0.00 0.0
11 -3 0.00 0.0
18 0 0.00 0.0
18 -3 0.00 0.0
14 -3 0.00 0.0
9 -11 0.00 0.0
4 -15 0.00 0.0
9 -8 0.00 0.0
20 -9 0.00 0.0
28 -6 0.00 0.0
25 12 0.00 0.0
27 5 0.00 0.0
37 10 0.00 n/a
February 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
35 26 0.00 0.0
31 15 0.00 0.0
22 8 0.10 n/a
34 22 0.28 n/a
29 10 0.00 0.0
29 21 0.00 0.0
25 5 0.00 0.0
24 18 0.20 n/a
24 6 0.00 0.0
30 -10 0.00 0.0
43 12 0.00 0.0
37 24 0.00 0.0
24 16 0.00 0.0
30 20 0.00 0.0
38 23 0.00 0.0
37 33 0.00 0.0
36 30 0.26 n/a
37 30 0.00 0.0
33 29 0.14 n/a
32 27 0.18 n/a
29 22 0.05 0.4
25 11 0.00 0.0
33 19 0.34 n/a
22 0 0.02 0.3
16 -14 0.00 0.0
35 8 0.00 0.0
34 21 0.00 0.0
25 12 0.32 n/a
43 8 0.00 0.0
March 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
35 29 0.00 0.0
34 30 0.55 0.0
37 31 0.08 0.0
34 28 0.00 0.0
32 28 0.00 0.0
33 29 0.00 0.0
38 28 0.00 0.0
40 28 0.00 0.0
32 25 0.44 n/a
30 7 0.00 0.0
26 20 0.00 0.0
26 21 0.07 0.8
24 17 0.26 n/a
21 10 0.00 0.0
40 5 0.00 0.0
45 21 0.00 0.0
60 31 0.00 0.0
48 31 0.00 0.0
51 29 0.05 0.0
39 24 0.00 0.0
35 23 0.18 2.8
23 12 0.08 n/a
20 6 0.00 0.0
23 12 0.00 0.0
25 10 0.00 0.0
31 23 0.00 0.0
43 31 0.00 0.0
66 34 0.00 0.0
63 34 0.39 0.0
74 43 0.00 0.0
59 36 0.00 0.0
April 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
61 35 0.00 0.0
74 40 0.02 0.0
59 44 0.00 0.0
45 37 0.00 0.0
52 28 0.00 0.0
57 27 0.00 0.0
50 39 0.77 0.0
48 35 0.05 0.0
56 31 0.00 0.0
51 41 0.34 0.0
41 20 0.00 0.0
45 17 0.00 0.0
54 24 0.00 0.0
78 31 0.00 0.0
71 49 0.00 0.0
63 38 0.00 0.0
54 38 0.08 0.0
59 30 0.00 0.0
61 32 0.00 0.0
66 43 0.00 0.0
57 37 0.11 0.0
60 43 0.12 0.0
52 44 0.88 0.0
58 34 0.00 0.0
52 42 0.15 0.0
57 41 0.02 0.0
65 37 0.00 0.0
76 50 0.12 0.0
61 54 0.61 0.0
55 38 0.00 0.0
May 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
42 31 0.00 0.0
63 33 0.00 0.0
64 31 0.00 0.0
70 36 0.21 0.0
82 50 0.00 0.0
74 45 0.00 0.0
62 52 0.66 0.0
68 52 0.00 0.0
66 42 0.00 0.0
68 50 0.03 0.0
71 39 0.00 0.0
86 51 0.00 0.0
91 62 0.00 0.0
79 40 0.03 0.0
51 36 0.07 0.0
67 39 0.00 0.0
71 49 0.00 0.0
63 51 1.31 0.0
67 45 0.03 0.0
77 44 0.00 0.0
71 56 0.00 0.0
73 49 0.00 0.0
72 43 0.00 0.0
70 47 0.00 0.0
60 47 0.07 0.0
68 41 0.00 0.0
70 51 0.02 0.0
66 51 0.00 0.0
75 46 0.00 0.0
78 51 0.00 0.0
82 48 0.00 0.0
June 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
86 53 0.00 0.0
90 64 0.00 0.0
89 61 0.00 0.0
80 65 0.21 0.0
84 59 0.00 0.0
87 68 0.00 0.0
80 64 0.44 0.0
79 62 0.00 0.0
84 61 0.00 0.0
73 58 0.00 0.0
73 53 0.00 0.0
74 61 0.23 0.0
81 59 0.00 0.0
83 62 0.00 0.0
83 63 0.00 0.0
90 53 0.00 0.0
92 63 0.00 0.0
93 69 0.00 0.0
78 56 0.00 0.0
76 58 0.00 0.0
84 54 0.10 0.0
90 67 1.48 0.0
78 63 1.44 0.0
74 55 0.00 0.0
77 56 0.00 0.0
81 56 0.00 0.0
87 57 0.00 0.0
80 61 0.03 0.0
80 52 0.00 0.0
86 60 0.00 0.0
July 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
82 58 0.00 0.0
76 55 0.00 0.0
79 51 0.00 0.0
83 50 0.00 0.0
85 54 0.00 0.0
87 54 0.00 0.0
89 61 0.00 0.0
90 63 0.00 0.0
87 67 0.00 0.0
93 64 0.31 0.0
81 65 0.37 0.0
72 55 0.00 0.0
76 50 0.00 0.0
86 58 0.00 0.0
83 66 0.00 0.0
82 57 0.00 0.0
87 58 0.00 0.0
99 72 0.00 0.0
98 73 0.00 0.0
95 71 0.00 0.0
93 69 0.03 0.0
95 69 0.00 0.0
97 68 0.00 0.0
102 70 0.00 0.0
97 75 0.25 0.0
82 68 0.17 0.0
87 67 0.00 0.0
90 72 0.63 0.0
86 68 4.16 0.0
85 67 0.26 0.0
85 68 0.20 0.0
August 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
92 69 0.10 0.0
92 70 0.00 0.0
88 70 0.00 0.0
88 68 0.00 0.0
81 66 0.00 0.0
78 55 0.00 0.0
81 53 0.00 0.0
78 62 0.07 0.0
71 65 0.43 0.0
70 66 0.19 0.0
80 60 0.81 0.0
85 68 0.00 0.0
80 66 1.13 0.0
82 67 0.02 0.0
84 66 0.00 0.0
81 69 1.10 0.0
77 69 0.02 0.0
73 60 0.00 0.0
71 50 0.00 0.0
72 45 0.00 0.0
79 51 0.00 0.0
77 58 0.00 0.0
73 51 0.00 0.0
67 53 2.15 0.0
79 61 0.01 0.0
77 68 0.26 0.0
70 64 0.16 0.0
72 64 0.20 0.0
79 59 0.02 0.0
73 54 0.00 0.0
74 53 0.00 0.0
September 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
76 49 0.00 0.0
79 53 0.00 0.0
82 57 0.00 0.0
84 59 0.00 0.0
82 61 0.06 0.0
80 66 0.31 0.0
90 64 0.00 0.0
85 66 0.00 0.0
73 60 0.00 0.0
60 42 0.00 0.0
64 42 0.00 0.0
72 38 0.00 0.0
76 50 0.00 0.0
73 47 0.00 0.0
73 50 0.00 0.0
79 54 0.00 0.0
87 56 0.00 0.0
86 68 0.00 0.0
87 62 0.00 0.0
87 61 0.00 0.0
89 61 0.00 0.0
85 63 0.02 0.0
75 66 0.05 0.0
67 53 0.00 0.0
60 34 0.00 0.0
65 33 0.00 0.0
70 36 0.00 0.0
75 40 0.00 0.0
77 49 0.00 0.0
75 47 0.00 0.0
October 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
74 43 0.00 0.0
72 42 0.00 0.0
78 53 0.03 0.0
81 58 0.10 0.0
79 45 0.00 0.0
64 54 0.37 0.0
64 42 0.00 0.0
66 35 0.00 0.0
72 35 0.00 0.0
64 49 0.07 0.0
75 44 0.00 0.0
79 52 0.00 0.0
71 43 0.00 0.0
68 47 0.07 0.0
57 33 0.00 0.0
70 34 0.00 0.0
60 38 0.00 0.0
63 37 0.00 0.0
70 39 0.00 0.0
69 34 0.00 0.0
71 41 0.00 0.0
85 43 0.00 0.0
68 44 0.00 0.0
71 43 0.00 0.0
74 41 0.00 0.0
83 48 0.00 0.0
80 47 0.00 0.0
69 59 0.37 0.0
61 44 0.00 0.0
65 39 0.00 0.0
54 47 0.63 0.0
November 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
59 42 0.19 0.0
63 36 0.00 0.0
71 39 0.00 0.0
66 49 0.00 0.0
49 34 0.00 0.0
43 30 0.00 0.0
51 24 0.00 0.0
48 32 0.00 0.0
46 42 1.10 0.0
47 42 0.06 0.0
51 9 1.04 n/a
12 4 0.00 0.0
15 -2 0.00 0.0
16 2 0.00 0.0
25 -2 0.00 0.0
44 18 0.00 0.0
52 32 0.00 0.0
57 30 0.00 0.0
52 36 0.00 0.0
37 33 0.00 0.0
45 33 0.45 0.0
37 29 0.00 0.0
33 29 0.00 0.0
42 20 0.00 0.0
38 23 0.00 0.0
35 29 0.03 n/a
31 16 0.00 0.0
37 8 0.00 0.0
37 12 0.00 0.0
27 17 0.00 0.0
December 1940 Ames Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
27 5 0.00 0.0
27 3 0.00 0.0
19 -5 0.00 0.0
43 18 0.00 0.0
38 16 0.00 0.0
49 33 0.00 0.0
41 28 0.00 0.0
49 21 0.00 0.0
54 31 0.00 0.0
37 25 0.00 0.0
29 20 0.00 0.0
28 11 0.16 n/a
14 -2 0.00 0.0
21 11 0.00 0.0
29 21 0.62 n/a
29 17 0.49 n/a
17 2 0.00 0.0
32 15 0.00 0.0
35 30 0.00 0.0
39 23 0.00 0.0
41 14 0.00 0.0
39 23 0.00 0.0
36 30 0.00 0.0
44 33 0.00 0.0
44 36 0.00 0.0
36 32 0.00 0.0
33 31 0.00 0.0
33 29 0.00 0.0
36 31 0.00 0.0
33 31 0.03 n/a
34 31 0.12 0.5
Weather Station Details
Years Station Coordinates
1999–2024 Ames Municipal Airport location
1964–1998 Ames 8 WSW location
1893–1964 Ames 3 Sw location