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Winthrop Weather in 1978

Historical record of Winthrop, Washington weather for the year 1978 based on NOAA data.
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1978 Winthrop Weather Extremes
Highest temperature 100 °F July 24
Lowest temperature -30 °F December 31
Highest daily low 62 °F June 29
Lowest daily high 5 °F December 31
Most daily precipitation 1.0 inches June 29
Most daily snow 2.8 inches January 3
Total annual precipitation 12.9 inches -
Total annual snow 30.4 inches -
What was the hottest temperature in Winthrop in 1978?
The highest temperature recorded in Winthrop, Washington in 1978 was 100 °F which happened on July 24.
Highest Temperatures: All-Time By Year
Highest Temperatures in Winthrop in 1978
Rank Temperature Date
1 100 °F Jul 24
2 99 °F Aug 9
2 99 °F Jul 16
4 98 °F Jul 25
4 98 °F Jul 15
6 97 °F Aug 8
6 97 °F Aug 5
6 97 °F Aug 4
6 97 °F Jul 23
10 96 °F Aug 10
10 96 °F Aug 7
10 96 °F Aug 3
10 96 °F Aug 2
What was the coldest temperature in Winthrop in 1978?
The lowest temperature recorded in Winthrop, Washington in 1978 was -30 °F which happened on Dec 31.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Winthrop in 1978
Rank Temperature Date
1 -30 °F December 31
2 -27 °F December 30
3 -20 °F January 2
4 -17 °F December 29
4 -17 °F January 1
6 -11 °F December 13
7 -7 °F December 19
8 -4 °F December 7
9 -1 °F December 12
10 0 °F December 25
10 0 °F December 10
10 0 °F December 6
10 0 °F January 4
10 0 °F January 3
January 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
January 1
 11 -17 0.00 0.0
January 2
 10 -20 0.00 0.0
January 3
 12 0 0.20 2.8
January 4
 17 0 0.14 2.2
January 5
 26 14 0.25 2.7
January 6
 26 6 0.03 0.5
January 7
 24 3 0.09 1.0
January 8
 31 21 0.11 0.2
January 9
 36 26 0.00 0.0
January 10
 34 17 0.00 0.0
January 11
 30 12 0.00 0.0
January 12
 29 11 0.00 0.0
January 13
 25 12 0.05 0.5
January 14
 33 22 0.18 2.0
January 15
 38 30 0.03 0.0
January 16
 37 32 0.03 0.0
January 17
 41 31 0.00 0.0
January 18
 36 31 0.00 0.0
January 19
 38 32 0.00 0.0
January 20
 38 32 0.00 0.0
January 21
 36 32 0.14 0.0
January 22
 37 29 0.00 0.0
January 23
 32 12 0.00 0.0
January 24
 32 18 0.00 0.0
January 25
 32 19 0.00 0.0
January 26
 39 14 0.00 0.0
January 27
 35 18 0.00 0.0
January 28
 35 19 0.09 1.0
January 29
 38 25 0.00 0.0
January 30
 29 16 0.00 0.0
January 31
 30 18 0.05 0.5
February 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
February 1
 28 18 0.20 2.5
February 2
 27 12 0.09 0.8
February 3
 33 14 0.16 1.5
February 4
 35 14 0.00 0.0
February 5
 39 29 0.00 0.0
February 6
 40 31 0.14 0.0
February 7
 38 32 0.59 0.0
February 8
 42 32 0.05 0.0
February 9
 41 32 0.12 0.0
February 10
 39 19 0.00 0.0
February 11
 38 12 0.00 0.0
February 12
 36 26 0.01 0.0
February 13
 35 23 0.00 0.0
February 14
 36 23 0.00 0.0
February 15
 41 23 0.06 0.0
February 16
 37 10 0.00 0.0
February 17
 35 7 0.00 0.0
February 18
 39 15 0.06 0.5
February 19
 38 23 0.00 0.0
February 20
 38 22 0.00 0.0
February 21
 45 32 0.00 0.0
February 22
 43 33 0.00 0.0
February 23
 46 32 0.00 0.0
February 24
 44 26 0.00 0.0
February 25
 41 30 0.00 0.0
February 26
 39 30 0.01 0.0
February 27
 39 17 0.00 0.0
February 28
 38 18 0.00 0.0
March 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
March 1
 40 14 0.00 0.0
March 2
 40 19 0.00 0.0
March 3
 37 6 0.05 0.5
March 4
 35 17 0.00 0.0
March 5
 42 28 0.00 0.0
March 6
 41 17 0.00 0.0
March 7
 38 32 0.39 1.0
March 8
 45 30 0.00 0.0
March 9
 49 21 0.00 0.0
March 10
 49 24 0.00 0.0
March 11
 44 29 0.00 0.0
March 12
 50 28 0.00 0.0
March 13
 46 30 0.04 0.0
March 14
 46 25 0.00 0.0
March 15
 44 19 0.00 0.0
March 16
 50 28 0.00 0.0
March 17
 52 21 0.00 0.0
March 18
 61 24 0.00 0.0
March 19
 61 25 0.00 0.0
March 20
 63 21 0.00 0.0
March 21
 63 33 0.00 0.0
March 22
 62 30 0.00 0.0
March 23
 58 30 0.40 0.0
March 24
 48 33 0.01 0.0
March 25
 51 36 0.01 0.0
March 26
 57 32 0.00 0.0
March 27
 60 35 0.00 0.0
March 28
 67 37 0.01 0.0
March 29
 65 34 0.00 0.0
March 30
 65 34 0.00 0.0
March 31
 57 26 0.00 0.0
April 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
April 1
 56 28 0.00 0.0
April 2
 54 29 0.00 0.0
April 3
 53 30 0.00 0.0
April 4
 49 38 0.30 0.0
April 5
 52 29 0.02 0.0
April 6
 57 27 0.00 0.0
April 7
 66 35 0.00 0.0
April 8
 65 30 0.00 0.0
April 9
 69 28 0.00 0.0
April 10
 69 29 0.00 0.0
April 11
 69 39 0.00 0.0
April 12
 58 25 0.00 0.0
April 13
 58 35 0.00 0.0
April 14
 53 31 0.08 0.0
April 15
 55 30 0.27 0.0
April 16
 44 37 0.06 0.0
April 17
 56 28 0.10 0.0
April 18
 55 38 0.00 0.0
April 19
 61 33 0.01 0.0
April 20
 61 39 0.23 0.0
April 21
 60 29 0.01 0.0
April 22
 60 29 0.05 0.0
April 23
 50 30 0.10 0.0
April 24
 60 36 0.00 0.0
April 25
 70 41 0.00 0.0
April 26
 71 49 0.00 0.0
April 27
 70 54 0.00 0.0
April 28
 65 49 0.00 0.0
April 29
 65 34 0.00 0.0
April 30
 65 33 0.00 0.0
May 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
May 1
 73 36 0.00 0.0
May 2
 73 48 0.00 0.0
May 3
 63 30 0.00 0.0
May 4
 54 30 0.00 0.0
May 5
 61 33 0.04 0.0
May 6
 70 31 0.00 0.0
May 7
 75 40 0.00 0.0
May 8
 75 39 0.00 0.0
May 9
 73 46 0.00 0.0
May 10
 70 41 0.00 0.0
May 11
 62 38 0.00 0.0
May 12
 63 40 0.00 0.0
May 13
 62 44 0.05 0.0
May 14
 62 45 0.04 0.0
May 15
 59 41 0.06 0.0
May 16
 66 39 0.00 0.0
May 17
 71 44 0.00 0.0
May 18
 77 36 0.00 0.0
May 19
 80 36 0.00 0.0
May 20
 80 38 0.00 0.0
May 21
 80 39 0.00 0.0
May 22
 75 33 0.00 0.0
May 23
 63 29 0.00 0.0
May 24
 66 37 0.00 0.0
May 25
 62 32 0.00 0.0
May 26
 65 39 0.00 0.0
May 27
 67 36 0.00 0.0
May 28
 68 38 0.00 0.0
May 29
 64 42 0.00 0.0
May 30
 73 37 0.00 0.0
May 31
 77 37 0.00 0.0
June 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
June 1
 82 37 0.00 0.0
June 2
 86 40 0.00 0.0
June 3
 92 44 0.00 0.0
June 4
 94 48 0.00 0.0
June 5
 95 47 0.00 0.0
June 6
 89 50 0.00 0.0
June 7
 86 52 0.00 0.0
June 8
 88 44 0.00 0.0
June 9
 85 53 0.00 0.0
June 10
 71 38 0.00 0.0
June 11
 74 43 0.00 0.0
June 12
 74 46 0.00 0.0
June 13
 74 42 0.13 0.0
June 14
 68 34 0.03 0.0
June 15
 65 34 0.00 0.0
June 16
 76 40 0.00 0.0
June 17
 81 42 0.00 0.0
June 18
 81 42 0.00 0.0
June 19
 80 36 0.00 0.0
June 20
 84 41 0.00 0.0
June 21
 85 43 0.00 0.0
June 22
 84 45 0.00 0.0
June 23
 78 49 0.00 0.0
June 24
 75 46 0.02 0.0
June 25
 75 55 0.00 0.0
June 26
 86 49 0.00 0.0
June 27
 90 41 0.00 0.0
June 28
 94 49 0.00 0.0
June 29
 95 62 1.02 0.0
June 30
 82 54 0.00 0.0
July 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
July 1
 85 49 0.00 0.0
July 2
 81 55 0.00 0.0
July 3
 82 51 0.00 0.0
July 4
 82 51 0.11 0.0
July 5
 76 57 0.35 0.0
July 6
 84 52 0.00 0.0
July 7
 90 51 0.00 0.0
July 8
 89 57 0.00 0.0
July 9
 88 54 0.00 0.0
July 10
 73 53 0.00 0.0
July 11
 70 42 0.00 0.0
July 12
 80 42 0.00 0.0
July 13
 89 45 0.00 0.0
July 14
 91 48 0.00 0.0
July 15
 98 48 0.00 0.0
July 16
 99 56 0.44 0.0
July 17
 83 52 0.00 0.0
July 18
 84 55 0.00 0.0
July 19
 85 46 0.00 0.0
July 20
 89 45 0.00 0.0
July 21
 92 46 0.00 0.0
July 22
 93 49 0.00 0.0
July 23
 97 51 0.00 0.0
July 24
 100 52 0.00 0.0
July 25
 98 55 0.00 0.0
July 26
 95 53 0.00 0.0
July 27
 83 50 0.40 0.0
July 28
 88 48 0.00 0.0
July 29
 91 48 0.00 0.0
July 30
 95 47 0.00 0.0
July 31
 95 60 0.00 0.0
August 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
August 1
 94 59 0.00 0.0
August 2
 96 49 0.00 0.0
August 3
 96 49 0.00 0.0
August 4
 97 50 0.00 0.0
August 5
 97 55 0.00 0.0
August 6
 94 53 0.00 0.0
August 7
 96 50 0.00 0.0
August 8
 97 48 0.00 0.0
August 9
 99 51 0.00 0.0
August 10
 96 47 0.00 0.0
August 11
 83 58 0.00 0.0
August 12
 77 52 0.02 0.0
August 13
 80 41 0.00 0.0
August 14
 77 40 0.00 0.0
August 15
 73 49 0.00 0.0
August 16
 76 43 0.00 0.0
August 17
 76 49 0.00 0.0
August 18
 77 40 0.00 0.0
August 19
 75 47 0.05 0.0
August 20
 72 46 0.00 0.0
August 21
 75 46 0.00 0.0
August 22
 71 47 0.00 0.0
August 23
 75 48 0.35 0.0
August 24
 72 54 0.38 0.0
August 25
 70 50 0.12 0.0
August 26
 74 38 0.00 0.0
August 27
 77 39 0.00 0.0
August 28
 80 50 0.00 0.0
August 29
 84 46 0.00 0.0
August 30
 83 48 0.16 0.0
August 31
 80 46 0.00 0.0
September 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
September 1
 70 49 0.18 0.0
September 2
 82 46 0.00 0.0
September 3
 82 45 0.00 0.0
September 4
 68 51 0.15 0.0
September 5
 63 49 0.09 0.0
September 6
 69 47 0.63 0.0
September 7
 66 43 0.10 0.0
September 8
 65 39 0.03 0.0
September 9
 n/a 49 0.27 0.0
September 10
 64 48 0.70 0.0
September 11
 70 31 0.00 0.0
September 12
 74 32 0.00 0.0
September 13
 74 32 0.00 0.0
September 14
 73 41 0.00 0.0
September 15
 n/a 46 0.00 0.0
September 16
 61 31 0.00 0.0
September 17
 60 41 0.13 0.0
September 18
 64 39 0.00 0.0
September 19
 70 30 0.00 0.0
September 20
 69 38 0.00 0.0
September 21
 64 44 0.05 0.0
September 22
 66 39 0.00 0.0
September 23
 65 48 0.00 0.0
September 24
 73 51 0.16 0.0
September 25
 76 40 0.00 0.0
September 26
 80 41 0.00 0.0
September 27
 80 41 0.00 0.0
September 28
 70 47 0.00 0.0
September 29
 70 37 0.00 0.0
September 30
 72 40 0.00 0.0
October 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
October 1
 70 37 0.00 0.0
October 2
 69 28 0.00 0.0
October 3
 72 32 0.00 0.0
October 4
 72 27 0.00 0.0
October 5
 74 27 0.00 0.0
October 6
 74 27 0.00 0.0
October 7
 75 30 0.00 0.0
October 8
 75 32 0.00 0.0
October 9
 71 31 0.00 0.0
October 10
 68 37 0.00 0.0
October 11
 67 33 0.00 0.0
October 12
 61 26 0.00 0.0
October 13
 64 25 0.00 0.0
October 14
 69 24 0.00 0.0
October 15
 69 24 0.00 0.0
October 16
 73 32 0.00 0.0
October 17
 75 30 0.00 0.0
October 18
 74 30 0.00 0.0
October 19
 71 28 0.00 0.0
October 20
 70 30 0.00 0.0
October 21
 63 22 0.00 0.0
October 22
 58 22 0.00 0.0
October 23
 54 26 0.00 0.0
October 24
 56 32 0.06 0.0
October 25
 55 12 0.00 0.0
October 26
 54 12 0.00 0.0
October 27
 59 32 0.00 0.0
October 28
 60 23 0.00 0.0
October 29
 53 22 0.00 0.0
October 30
 53 16 0.00 0.0
October 31
 52 14 0.00 0.0
November 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
November 1
 54 22 0.00 0.0
November 2
 47 19 0.00 0.0
November 3
 43 29 0.15 0.0
November 4
 48 30 0.32 0.0
November 5
 41 20 0.00 0.0
November 6
 42 27 0.00 0.0
November 7
 48 34 0.00 0.0
November 8
 52 33 0.00 0.0
November 9
 42 27 0.00 0.0
November 10
 38 25 0.00 0.0
November 11
 41 9 0.00 0.0
November 12
 35 5 0.00 0.0
November 13
 39 5 0.00 0.0
November 14
 36 5 0.00 0.0
November 15
 30 7 0.00 0.0
November 16
 35 20 0.02 0.0
November 17
 48 15 0.00 0.0
November 18
 42 21 0.04 0.5
November 19
 25 11 0.00 0.0
November 20
 29 15 0.00 0.0
November 21
 38 17 0.00 0.0
November 22
 31 5 0.00 0.0
November 23
 n/a n/a 0.18 1.8
November 24
 38 18 0.00 0.0
November 25
 40 20 0.00 0.0
November 26
 29 14 0.00 0.0
November 27
 30 26 0.00 0.0
November 28
 30 17 0.10 0.8
November 29
 27 19 0.05 0.0
November 30
 25 16 0.00 0.0
December 1978 Winthrop Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
December 1
 27 19 0.00 0.0
December 2
 32 17 0.05 0.0
December 3
 42 12 0.00 0.0
December 4
 n/a 20 0.00 0.0
December 5
 39 6 0.00 0.0
December 6
 34 0 0.00 0.0
December 7
 28 -4 0.00 0.0
December 8
 23 15 0.00 0.0
December 9
 n/a 14 0.00 0.3
December 10
 20 0 0.26 2.0
December 11
 31 14 0.23 2.5
December 12
 29 -1 0.00 0.0
December 13
 17 -11 0.00 0.0
December 14
 27 1 0.05 0.5
December 15
 32 5 0.04 0.8
December 16
 23 6 0.00 0.0
December 17
 25 8 0.03 0.5
December 18
 27 6 0.00 0.0
December 19
 21 -7 0.00 0.0
December 20
 19 9 0.00 0.0
December 21
 34 11 0.00 0.0
December 22
 42 22 0.05 0.5
December 23
 33 11 0.00 0.0
December 24
 42 14 0.00 0.0
December 25
 37 0 0.00 0.0
December 26
 27 3 0.00 0.0
December 27
 30 5 0.00 0.0
December 28
 23 1 0.00 0.0
December 29
 13 -17 0.00 0.0
December 30
 5 -27 0.00 0.0
December 31
 5 -30 0.00 0.0
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