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Thermopolis Weather in 1999

Historical record of Thermopolis, Wyoming weather for the year 1999 based on NOAA data.
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Year:
1999 Thermopolis Weather Extremes
Highest temperature 100 °F July 29
Lowest temperature 2 °F January 25
Highest daily low 66 °F August 31
Lowest daily high 24 °F January 3
Most daily precipitation 0.9 inches September 4
Most daily snow 6.0 inches April 1
Total annual precipitation 11.8 inches -
Total annual snow 11.0 inches -
What was the hottest temperature in Thermopolis in 1999?
The highest temperature recorded in Thermopolis, Wyoming in 1999 was 100 °F which happened 2 different times.
Highest Temperatures: All-Time By Year
Highest Temperatures in Thermopolis in 1999
Rank Temperature Date
1 100 °F Jul 29
1 100 °F Jul 28
3 99 °F Jul 14
4 98 °F Jul 13
4 98 °F Jul 7
6 97 °F Jul 24
6 97 °F Jul 23
6 97 °F Jul 8
9 96 °F Aug 20
9 96 °F Aug 11
9 96 °F Aug 10
9 96 °F Aug 9
9 96 °F Jul 27
9 96 °F Jul 25
9 96 °F Jul 22
9 96 °F Jul 5
9 96 °F Jul 4
What was the coldest temperature in Thermopolis in 1999?
The lowest temperature recorded in Thermopolis, Wyoming in 1999 was 2 °F which happened on Jan 25.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Thermopolis in 1999
Rank Temperature Date
1 2 °F January 25
2 3 °F December 14
3 4 °F January 28
4 6 °F December 15
5 7 °F December 11
5 7 °F January 4
5 7 °F January 2
8 8 °F December 9
8 8 °F February 12
10 9 °F December 12
10 9 °F January 29
January 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
January 1
 39 19 0.01 0.0
January 2
 29 7 0.04 n/a
January 3
 24 12 0.00 0.0
January 4
 38 7 0.00 0.0
January 5
 46 18 0.00 0.0
January 6
 43 20 0.00 0.0
January 7
 44 19 0.00 0.0
January 8
 43 22 0.00 0.0
January 9
 44 13 0.00 0.0
January 10
 43 15 0.00 0.0
January 11
 51 22 0.00 0.0
January 12
 48 26 0.00 0.0
January 13
 45 20 0.00 0.0
January 14
 44 17 0.00 0.0
January 15
 57 22 0.00 0.0
January 16
 54 19 0.00 0.0
January 17
 50 13 0.00 0.0
January 18
 56 19 0.00 0.0
January 19
 49 16 0.00 0.0
January 20
 48 19 0.00 0.0
January 21
 46 21 0.00 0.0
January 22
 46 21 0.00 0.0
January 23
 43 27 0.00 0.0
January 24
 27 10 0.02 n/a
January 25
 33 2 0.00 0.0
January 26
 31 12 0.00 0.0
January 27
 34 25 0.16 3.0
January 28
 38 4 0.00 0.0
January 29
 43 9 0.00 0.0
January 30
 48 11 0.00 0.0
January 31
 48 11 0.00 0.0
February 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
February 1
 46 21 0.00 0.0
February 2
 41 15 0.00 0.0
February 3
 47 17 0.00 0.0
February 4
 56 19 0.00 0.0
February 5
 53 26 0.00 0.0
February 6
 50 15 0.00 0.0
February 7
 56 39 0.00 0.0
February 8
 54 34 0.00 0.0
February 9
 57 31 0.00 0.0
February 10
 55 26 0.07 0.0
February 11
 31 n/a 0.00 0.0
February 12
 42 8 0.00 0.0
February 13
 53 23 0.00 0.0
February 14
 55 33 0.00 0.0
February 15
 53 28 0.05 0.0
February 16
 42 18 0.00 0.0
February 17
 44 20 0.00 0.0
February 18
 44 17 0.00 0.0
February 19
 50 23 0.00 0.0
February 20
 47 n/a 0.00 0.0
February 21
 45 21 0.00 0.0
February 22
 47 29 0.00 0.0
February 23
 57 21 0.00 0.0
February 24
 62 38 0.00 0.0
February 25
 61 37 0.00 0.0
February 26
 60 36 0.00 0.0
February 27
 50 14 0.00 0.0
February 28
 65 23 0.00 0.0
March 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
March 1
 60 37 0.00 0.0
March 2
 46 15 0.06 0.0
March 3
 62 20 0.00 0.0
March 4
 60 19 0.00 0.0
March 5
 44 25 0.00 0.0
March 6
 44 12 0.00 0.0
March 7
 48 22 0.00 0.0
March 8
 47 29 0.00 0.0
March 9
 56 n/a 0.00 0.0
March 10
 56 32 0.00 0.0
March 11
 46 24 0.00 0.0
March 12
 50 24 0.00 0.0
March 13
 60 24 0.00 0.0
March 14
 69 26 0.00 0.0
March 15
 69 38 0.00 0.0
March 16
 68 37 0.00 0.0
March 17
 60 20 0.00 0.0
March 18
 65 23 0.00 0.0
March 19
 69 25 0.00 0.0
March 20
 69 27 0.00 0.0
March 21
 69 30 0.00 0.0
March 22
 63 39 0.00 0.0
March 23
 65 28 0.00 0.0
March 24
 69 29 0.00 0.0
March 25
 72 32 0.00 0.0
March 26
 71 38 0.00 0.0
March 27
 64 34 0.00 0.0
March 28
 49 19 0.00 0.0
March 29
 64 34 0.00 0.0
March 30
 68 29 0.00 0.0
March 31
 68 29 0.00 n/a
April 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
April 1
 38 25 0.52 6.0
April 2
 31 22 0.47 2.0
April 3
 37 24 0.03 0.0
April 4
 41 18 0.00 0.0
April 5
 49 26 0.00 0.0
April 6
 59 28 0.00 0.0
April 7
 63 30 0.00 0.0
April 8
 65 30 0.00 0.0
April 9
 65 30 0.00 0.0
April 10
 53 34 0.21 0.0
April 11
 55 29 0.00 0.0
April 12
 65 28 0.00 0.0
April 13
 66 29 0.00 0.0
April 14
 66 34 0.00 0.0
April 15
 44 22 0.00 0.0
April 16
 47 n/a 0.00 0.0
April 17
 67 24 0.00 0.0
April 18
 72 35 0.00 0.0
April 19
 73 40 0.00 0.0
April 20
 70 46 0.00 0.0
April 21
 55 40 0.25 0.0
April 22
 53 33 0.64 0.0
April 23
 46 33 0.48 0.0
April 24
 47 33 0.00 0.0
April 25
 49 42 0.08 0.0
April 26
 61 41 0.61 0.0
April 27
 64 38 0.00 0.0
April 28
 72 38 0.00 0.0
April 29
 70 45 0.77 0.0
April 30
 48 42 0.17 0.0
May 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
May 1
 68 44 0.04 0.0
May 2
 67 38 0.00 0.0
May 3
 70 41 0.00 0.0
May 4
 58 40 0.00 0.0
May 5
 47 38 0.39 0.0
May 6
 58 27 0.00 0.0
May 7
 75 32 0.00 0.0
May 8
 76 45 0.00 0.0
May 9
 53 39 0.31 0.0
May 10
 46 32 0.35 0.0
May 11
 55 31 0.00 0.0
May 12
 65 38 0.00 0.0
May 13
 67 48 0.00 0.0
May 14
 57 39 0.00 0.0
May 15
 58 36 0.12 0.0
May 16
 50 35 0.31 0.0
May 17
 65 32 0.00 0.0
May 18
 77 41 0.00 0.0
May 19
 78 44 0.00 0.0
May 20
 76 44 0.00 0.0
May 21
 76 50 0.00 0.0
May 22
 78 46 0.00 0.0
May 23
 76 43 0.00 0.0
May 24
 80 45 0.00 0.0
May 25
 82 52 0.00 0.0
May 26
 83 48 0.00 0.0
May 27
 78 54 0.00 0.0
May 28
 84 48 0.00 0.0
May 29
 85 48 0.00 0.0
May 30
 70 47 0.24 0.0
May 31
 57 44 0.06 0.0
June 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
June 1
 76 42 0.00 0.0
June 2
 78 46 0.00 0.0
June 3
 77 61 0.00 0.0
June 4
 76 42 0.00 0.0
June 5
 79 49 0.44 0.0
June 6
 79 49 0.08 0.0
June 7
 75 49 0.12 0.0
June 8
 n/a 49 0.01 0.0
June 9
 71 46 0.06 0.0
June 10
 72 43 0.00 0.0
June 11
 77 47 0.16 0.0
June 12
 79 46 0.00 0.0
June 13
 79 49 0.00 0.0
June 14
 80 53 0.00 0.0
June 15
 72 55 0.00 0.0
June 16
 79 56 0.00 0.0
June 17
 83 61 0.00 0.0
June 18
 84 50 0.00 0.0
June 19
 88 56 0.00 0.0
June 20
 93 58 0.00 0.0
June 21
 94 56 0.00 0.0
June 22
 88 58 0.00 0.0
June 23
 82 50 0.00 0.0
June 24
 89 49 0.00 0.0
June 25
 90 49 0.00 0.0
June 26
 87 45 0.00 0.0
June 27
 81 46 0.00 0.0
June 28
 78 43 0.00 0.0
June 29
 79 49 0.00 0.0
June 30
 76 55 0.20 0.0
July 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
July 1
 83 48 0.15 0.0
July 2
 91 47 0.00 0.0
July 3
 93 47 0.00 0.0
July 4
 96 55 0.00 0.0
July 5
 96 49 0.00 0.0
July 6
 92 51 0.00 0.0
July 7
 98 56 0.00 0.0
July 8
 97 61 0.02 0.0
July 9
 89 48 0.00 0.0
July 10
 87 50 0.00 0.0
July 11
 90 53 0.00 0.0
July 12
 94 54 0.00 0.0
July 13
 98 54 0.00 0.0
July 14
 99 58 0.00 0.0
July 15
 94 58 0.00 0.0
July 16
 89 52 0.00 0.0
July 17
 89 53 0.06 0.0
July 18
 92 56 0.00 0.0
July 19
 92 54 0.00 0.0
July 20
 92 62 0.00 0.0
July 21
 95 54 0.00 0.0
July 22
 96 61 0.00 0.0
July 23
 97 56 0.00 0.0
July 24
 97 56 0.00 0.0
July 25
 96 56 0.00 0.0
July 26
 93 49 0.00 0.0
July 27
 96 55 0.00 0.0
July 28
 100 62 0.00 0.0
July 29
 100 65 0.00 0.0
July 30
 94 61 0.00 0.0
July 31
 87 63 0.00 0.0
August 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
August 1
 88 53 0.00 0.0
August 2
 95 53 0.00 0.0
August 3
 94 58 0.00 0.0
August 4
 91 62 0.80 0.0
August 5
 87 58 0.09 0.0
August 6
 85 66 0.00 0.0
August 7
 91 54 0.00 0.0
August 8
 95 56 0.00 0.0
August 9
 96 53 0.00 0.0
August 10
 96 55 0.00 0.0
August 11
 96 63 0.00 0.0
August 12
 75 52 0.10 0.0
August 13
 88 53 0.11 0.0
August 14
 94 51 0.00 0.0
August 15
 94 60 0.00 0.0
August 16
 90 49 0.00 0.0
August 17
 91 52 0.00 0.0
August 18
 93 52 0.00 0.0
August 19
 95 53 0.00 0.0
August 20
 96 56 0.00 0.0
August 21
 89 62 0.03 0.0
August 22
 89 53 0.00 0.0
August 23
 90 53 0.00 0.0
August 24
 94 54 0.00 0.0
August 25
 95 56 0.00 0.0
August 26
 95 53 0.00 0.0
August 27
 95 62 0.00 0.0
August 28
 95 61 0.55 0.0
August 29
 88 57 0.02 0.0
August 30
 95 53 0.00 0.0
August 31
 94 66 0.01 0.0
September 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
September 1
 85 53 0.03 0.0
September 2
 85 52 0.00 0.0
September 3
 63 51 0.55 0.0
September 4
 64 46 0.88 0.0
September 5
 78 42 0.00 0.0
September 6
 85 46 0.00 0.0
September 7
 87 45 0.00 0.0
September 8
 71 36 0.00 0.0
September 9
 83 40 0.00 0.0
September 10
 83 45 0.00 0.0
September 11
 76 46 0.00 0.0
September 12
 76 46 0.00 0.0
September 13
 68 34 0.00 0.0
September 14
 71 38 0.00 0.0
September 15
 79 40 0.00 0.0
September 16
 84 40 0.00 0.0
September 17
 86 44 0.00 0.0
September 18
 86 43 0.00 0.0
September 19
 75 47 0.05 0.0
September 20
 71 38 0.01 0.0
September 21
 80 37 0.00 0.0
September 22
 84 39 0.00 0.0
September 23
 84 42 0.00 0.0
September 24
 84 47 0.04 0.0
September 25
 79 44 0.00 0.0
September 26
 77 42 0.00 0.0
September 27
 50 37 0.03 0.0
September 28
 54 37 0.00 0.0
September 29
 74 31 0.00 0.0
September 30
 74 31 0.00 0.0
October 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
October 1
 73 34 0.17 0.0
October 2
 49 39 0.00 0.0
October 3
 57 30 0.09 0.0
October 4
 73 28 0.00 0.0
October 5
 79 31 0.00 0.0
October 6
 79 35 0.00 0.0
October 7
 74 37 0.00 0.0
October 8
 78 35 0.00 0.0
October 9
 83 47 0.00 0.0
October 10
 83 35 0.00 0.0
October 11
 80 36 0.00 0.0
October 12
 80 42 0.00 0.0
October 13
 80 36 0.00 0.0
October 14
 80 36 0.00 0.0
October 15
 76 40 0.00 0.0
October 16
 76 32 0.00 0.0
October 17
 53 22 0.00 0.0
October 18
 53 39 0.11 0.0
October 19
 57 27 0.00 0.0
October 20
 69 25 0.00 0.0
October 21
 71 25 0.00 0.0
October 22
 74 29 0.00 0.0
October 23
 75 28 0.00 0.0
October 24
 76 32 0.00 0.0
October 25
 74 34 0.00 0.0
October 26
 77 31 0.00 0.0
October 27
 74 43 0.00 0.0
October 28
 67 34 0.00 0.0
October 29
 63 30 0.00 0.0
October 30
 64 24 0.00 0.0
October 31
 74 33 0.00 0.0
November 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
November 1
 72 32 0.00 0.0
November 2
 51 17 0.00 0.0
November 3
 65 24 0.00 0.0
November 4
 74 35 0.00 0.0
November 5
 71 25 0.00 0.0
November 6
 73 27 0.00 0.0
November 7
 74 36 0.00 0.0
November 8
 74 36 0.00 0.0
November 9
 74 31 0.00 0.0
November 10
 66 30 0.00 0.0
November 11
 68 35 0.00 0.0
November 12
 72 32 0.00 0.0
November 13
 74 34 0.00 0.0
November 14
 71 27 0.00 0.0
November 15
 68 22 0.00 0.0
November 16
 67 28 0.00 0.0
November 17
 67 29 0.00 0.0
November 18
 66 39 0.26 0.0
November 19
 52 23 0.00 0.0
November 20
 59 31 0.00 0.0
November 21
 52 24 0.00 0.0
November 22
 41 26 0.00 0.0
November 23
 42 17 0.00 0.0
November 24
 44 12 0.00 0.0
November 25
 50 27 0.00 0.0
November 26
 64 25 0.00 0.0
November 27
 56 28 0.00 0.0
November 28
 53 20 0.00 0.0
November 29
 59 29 0.00 0.0
November 30
 67 35 0.00 0.0
December 1999 Thermopolis Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
December 1
 62 30 0.00 0.0
December 2
 46 22 0.00 0.0
December 3
 42 30 0.00 0.0
December 4
 43 17 0.00 0.0
December 5
 50 15 0.00 0.0
December 6
 49 23 0.00 0.0
December 7
 43 28 0.00 0.0
December 8
 40 11 0.00 0.0
December 9
 33 8 0.00 0.0
December 10
 40 17 0.00 0.0
December 11
 43 7 0.00 0.0
December 12
 47 9 0.00 0.0
December 13
 52 29 0.00 0.0
December 14
 31 3 0.09 0.0
December 15
 38 6 0.00 0.0
December 16
 n/a n/a 0.00 0.0
December 17
 46 20 0.00 0.0
December 18
 51 30 0.00 0.0
December 19
 n/a 18 0.00 0.0
December 20
 34 15 0.00 0.0
December 21
 33 22 0.04 0.0
December 22
 40 20 0.00 0.0
December 23
 49 17 0.00 0.0
December 24
 51 16 0.00 0.0
December 25
 54 16 0.00 0.0
December 26
 50 14 0.00 0.0
December 27
 52 15 0.00 0.0
December 28
 56 16 0.00 0.0
December 29
 56 16 0.00 0.0
December 30
 52 14 0.00 0.0
December 31
 52 14 0.00 0.0
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