Merced Weather in 1978

Historical record of Merced, California weather for the year 1978 based on NOAA data.
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1978 Merced Weather Extremes
Highest temperature 107 °F August 9
Lowest temperature 19 °F December 8
Highest daily low 70 °F August 10
Lowest daily high 38 °F December 26
Most daily precipitation 1.3 inches November 21
Most daily snow none -
Total annual precipitation 20.3 inches -
Total annual snow none -
Highest Temperatures in Merced in 1978
Rank Temperature Date
1 107 °F Aug 9
1 107 °F Aug 5
3 106 °F Aug 10
3 106 °F Aug 8
3 106 °F Aug 7
3 106 °F Aug 6
7 105 °F Aug 4
7 105 °F Aug 1
7 105 °F Jul 22
10 104 °F Jul 9
10 104 °F Jun 6
Lowest Temperatures in Merced in 1978
Rank Temperature Date
1 19 °F December 8
2 21 °F December 7
3 22 °F December 9
4 24 °F December 30
5 25 °F December 31
5 25 °F December 21
5 25 °F December 20
5 25 °F December 15
5 25 °F December 14
5 25 °F December 10
January 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
50 37 0.02
51 45 0.02
57 45 0.33
55 43 0.43
60 48 0.22
64 47 0.17
60 41 0.01
62 46 0.00
60 48 0.78
64 47 0.17
63 41 0.01
58 42 0.08
60 47 0.06
58 40 0.51
58 33 0.74
57 39 0.41
62 49 0.82
58 47 0.01
60 47 0.14
58 46 0.00
57 39 0.00
57 45 0.00
57 38 0.00
54 32 0.00
55 31 0.00
55 34 0.00
52 36 0.00
52 41 0.00
47 41 0.00
45 41 0.00
48 42 0.00
February 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
52 43 0.00
55 35 0.00
61 37 0.00
56 42 0.00
61 41 0.59
59 37 0.27
57 46 0.65
58 36 0.11
54 38 0.94
53 42 0.39
54 42 0.00
49 36 0.40
59 42 0.33
56 41 0.05
59 41 0.02
55 36 0.02
60 38 0.00
61 37 0.00
65 38 0.00
69 39 0.00
70 39 0.00
70 40 0.00
67 44 0.00
59 48 0.00
58 45 0.00
63 48 0.00
61 46 0.01
63 45 0.00
March 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
65 43 0.03
64 40 0.55
63 39 0.07
65 50 0.81
62 50 0.21
67 43 0.08
65 47 0.00
68 48 0.00
61 52 0.02
64 48 0.19
61 46 0.00
60 44 0.62
65 37 0.00
66 48 0.00
71 38 0.00
75 42 0.00
78 41 0.00
75 48 0.00
75 47 0.00
70 48 0.00
69 56 0.19
69 52 0.29
69 48 0.00
68 44 0.00
73 41 0.00
77 47 0.00
74 49 0.00
76 47 0.00
73 46 0.00
67 45 0.04
65 41 1.12
April 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
67 41 0.06
65 44 0.00
65 43 0.01
61 46 0.43
63 37 0.00
59 36 0.83
58 35 0.02
70 34 0.00
72 29 0.00
79 45 0.00
77 47 0.00
79 47 0.00
74 43 0.00
65 40 0.00
60 40 0.35
60 38 0.36
65 36 0.00
70 42 0.00
70 45 0.00
65 40 0.00
64 37 0.00
69 35 0.00
76 38 0.00
74 53 0.14
61 49 1.21
68 48 0.07
73 44 0.00
73 46 0.00
74 44 0.00
72 50 0.00
May 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
71 45 0.00
79 44 0.00
81 50 0.00
80 61 0.00
74 44 0.00
77 36 0.00
83 41 0.00
87 46 0.00
88 48 0.00
85 47 0.00
78 51 0.00
85 44 0.00
89 49 0.00
90 48 0.00
84 35 0.00
78 30 0.00
83 45 0.00
90 47 0.00
95 49 0.00
94 53 0.00
90 53 0.00
82 46 0.00
81 42 0.00
72 35 0.00
74 42 0.00
79 46 0.00
87 52 0.00
93 58 0.00
96 58 0.00
95 46 0.00
92 42 0.00
June 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
91 39 0.00
90 40 0.00
87 46 0.00
95 56 0.00
100 n/a 0.00
104 63 0.00
103 50 0.00
100 48 0.00
99 62 0.00
91 42 0.00
90 53 0.00
89 43 0.00
89 51 0.00
89 46 0.00
88 49 0.00
87 47 0.00
95 54 0.00
93 49 0.00
90 49 0.00
90 48 0.00
90 50 0.00
93 55 0.00
90 55 0.00
89 57 0.00
88 57 0.00
87 52 0.00
87 53 0.00
85 55 0.00
88 56 0.00
89 56 0.00
July 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
87 45 0.00
82 50 0.00
85 42 0.00
90 46 0.00
94 58 0.00
n/a 59 0.00
98 60 0.00
99 58 0.00
104 60 0.00
102 65 0.00
92 58 0.00
90 52 0.00
99 60 0.00
101 63 0.00
101 59 0.00
95 n/a 0.00
100 57 0.00
102 59 0.00
102 63 0.00
103 60 0.00
103 59 0.00
105 61 0.00
103 62 0.00
103 54 0.00
102 58 0.00
97 62 0.00
98 62 0.00
97 61 0.00
96 n/a 0.00
98 n/a 0.00
101 59 0.00
August 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
105 59 0.00
n/a 42 0.00
99 60 0.00
105 62 0.00
107 61 0.00
106 62 0.00
106 66 0.00
106 63 0.00
107 68 0.00
106 70 0.00
102 60 0.00
98 59 0.00
89 51 0.00
92 46 0.00
98 58 0.00
92 55 0.00
88 42 0.00
93 53 0.00
99 54 0.00
98 55 0.00
90 55 0.00
85 48 0.00
85 48 0.00
84 52 0.00
84 45 0.00
84 43 0.00
88 48 0.00
94 54 0.00
98 55 0.00
n/a 57 0.00
90 55 0.00
September 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
97 54 0.00
100 59 0.00
96 65 0.00
90 57 0.05
72 60 0.41
80 57 0.03
79 48 0.00
81 45 0.00
80 45 0.00
78 53 0.25
81 51 0.00
82 49 0.00
87 51 0.00
85 52 0.00
86 53 0.00
90 57 0.00
87 64 0.00
75 35 0.00
82 40 0.00
84 41 0.00
86 43 0.00
88 46 0.00
93 51 0.00
97 54 0.00
99 55 0.00
97 50 0.00
88 43 0.00
91 55 0.00
96 53 0.00
98 54 0.00
October 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
95 48 0.00
95 48 0.00
95 51 0.00
97 51 0.00
94 52 0.00
90 50 0.00
89 45 0.00
89 45 0.00
87 49 0.00
87 43 0.00
94 45 0.00
92 48 0.00
94 49 0.00
99 51 0.00
93 47 0.00
84 47 0.00
84 44 0.00
84 49 0.00
84 47 0.00
82 49 0.00
74 45 0.00
78 42 0.00
81 42 0.00
88 41 0.00
85 44 0.00
81 37 0.00
82 40 0.00
82 42 0.00
76 39 0.00
65 32 0.00
70 34 0.00
November 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
68 44 0.00
69 41 0.00
71 38 0.00
71 37 0.00
74 41 0.00
78 40 0.00
80 39 0.00
79 38 0.00
76 36 0.00
66 38 0.00
52 37 0.14
57 28 0.02
53 38 0.21
51 29 0.03
58 30 0.00
61 30 0.00
64 32 0.00
62 30 0.00
66 29 0.00
59 44 0.24
53 47 1.31
59 44 0.13
58 39 0.00
55 34 0.00
59 34 0.00
58 31 0.00
58 29 0.05
62 31 0.00
63 35 0.00
61 41 0.00
December 1978 Merced Weather
Day High (°F) Low (°F) Precip. (inches)
59 45 0.31
57 35 0.00
58 27 0.00
59 29 0.00
56 27 0.00
55 28 0.00
50 21 0.00
50 19 0.00
51 22 0.00
54 25 0.00
55 26 0.00
58 27 0.00
59 29 0.00
58 25 0.00
54 25 0.00
48 29 0.00
57 39 0.00
53 37 0.27
50 38 0.42
51 25 0.00
41 25 0.03
46 29 0.00
42 35 0.00
43 38 0.00
42 36 0.00
38 32 0.00
43 35 0.00
44 34 0.00
44 39 0.00
42 24 0.03
44 25 0.00
Weather Station Details
Years Station Coordinates
1998–2024 Merced Municipal Airport location
1899–1998 Merced location