"Do You Remember the Days of September..."

Please see the following table for September Climatology for Cheyenne, Laramie, Rawlins, Alliance, Scottsbluff, Chadron and Sidney.  As you can see, the record highest temperature in September for all of the locales was a blistering 104 degrees at Chadron on September 4th, 1978.  The record lowest temperature in September for all of the locales was a shivering -2 degrees at Laramie on September 30th, 1985.  Chadron had the record highest daily precipitation with 4.40 inches on September 18th, 1986.  The highest average maximum temperature is 78.8 degrees at Alliance and lowest average maximum temperature is 68.3 degrees at Laramie.  The highest average minimum temperature is 46.1 degrees at Chadron and the lowest average minimum temperature is 37.4 degrees at Laramie.  The highest average precipitation is 1.44 inches at Chadron and the lowest average preciptation falls in Rawlins with 0.82 inches.  

City

Record Highest Temperature (Fahrenheit)

Date and Year

Record Lowest Temperature (Fahrenheit)

Date and Year

Highest Record Daily Precipitation (Inches)

Date and Year

Average Monthly Maximum Temperature (Fahrenheit)

Average Monthly Minimum Temperature (Fahrenheit)

Average Monthly Precipitation (Inches)

Average Wind Speed (MPH)

Cheyenne

95

1st in 1995

8

30th in 1985

2.69

8th in 1923

70.3

42.9

1.43

11.2

Laramie

90

5th and 6th in 1978

-2

30th in 1985

1.16

11th in 1973

68.3

37.4

0.99

----

Rawlins

 95

4th in 1998

8

30th in 1985

2.06

16th in 1965

73.3

40.5

0.82

----

Alliance

100

4th in 1948

15

25th and 26th in 1926

2.37

3rd in 1951 

78.8

44.1

1.41

----

Scottsbluff

102

4th and 5th in 1998

14

25th in 1926

2.56

2nd in 1951

77.3

43.7

1.22

9.4

Chadron

104

4th in 1978

17

29th in 1984

4.40

18th in  1986

77.2

46.1

1.44

----

Sidney

101

1st in 1985; 3rd in 1983; 10th in 1979 

13

30th in 1985

2.15

24th in 1959

76.3

44.2

1.07

----



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