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Lewiston, Idaho

Average Temperature Rankings, September 1920

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  • Record Coolest
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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1920
1-Month
62.4°F
(16.9°C)
64.9°F
(18.3°C)
-2.5°F
(-1.4°C)
36th Coolest
Coolest since:
1895
89th Warmest
Warmest since:
1938
Aug–Sep 1920
2-Month
67.6°F
(19.8°C)
69.6°F
(20.9°C)
-2.0°F
(-1.1°C)
30th Coolest
Coolest since:
1912
95th Warmest
Warmest since:
1967
Ties: 1909, 1924, 1955
Jul–Sep 1920
3-Month
70.2°F
(21.2°C)
71.3°F
(21.8°C)
-1.1°F
(-0.6°C)
38th Coolest
Coolest since:
1912
87th Warmest
Warmest since:
2022
Ties: 1968, 1970
Jun–Sep 1920
4-Month
68.2°F
(20.1°C)
70.1°F
(21.2°C)
-1.9°F
(-1.1°C)
17th Coolest
Coolest since:
1895
108th Warmest
Warmest since:
2021
Ties: 1962, 1965, 1980
May–Sep 1920
5-Month
65.7°F
(18.7°C)
68.0°F
(20.0°C)
-2.3°F
(-1.3°C)
13th Coolest
Coolest since:
1895, 1916
112th Warmest
Warmest since:
2021
Ties: 1899, 1909, 1948, 1955
Apr–Sep 1920
6-Month
62.8°F
(17.1°C)
65.2°F
(18.4°C)
-2.4°F
(-1.3°C)
11th Coolest
Coolest since:
1902, 1916
114th Warmest
Warmest since:
2021
Ties: 1911
Mar–Sep 1920
7-Month
60.0°F
(15.6°C)
62.4°F
(16.9°C)
-2.4°F
(-1.3°C)
12th Coolest
Coolest since:
1955
113th Warmest
Warmest since:
1940
Ties: 1917
Feb–Sep 1920
8-Month
57.3°F
(14.1°C)
59.5°F
(15.3°C)
-2.2°F
(-1.2°C)
16th Coolest
Coolest since:
1955
109th Warmest
Warmest since:
1940
Jan–Sep 1920
9-Month
54.4°F
(12.4°C)
56.9°F
(13.8°C)
-2.5°F
(-1.4°C)
15th Coolest
Coolest since:
1916
110th Warmest
Warmest since:
1934
Ties: 1909, 1957
Dec 1919–Sep 1920
10-Month
51.0°F
(10.6°C)
54.6°F
(12.6°C)
-3.6°F
(-2.0°C)
4th Coolest
Coolest since:
1916
118th Warmest
Warmest since:
1940
Nov 1919–Sep 1920
11-Month
49.9°F
(9.9°C)
53.5°F
(11.9°C)
-3.6°F
(-2.0°C)
4th Coolest
Coolest since:
1916
118th Warmest
Warmest since:
1940
Oct 1919–Sep 1920
12-Month
49.7°F
(9.8°C)
53.3°F
(11.8°C)
-3.6°F
(-2.0°C)
2nd Coolest
Coolest since:
1916
119th Warmest
Warmest since:
2015
Apr 1919–Sep 1920
18-Month
54.7°F
(12.6°C)
57.3°F
(14.1°C)
-2.6°F
(-1.5°C)
4th Coolest
Coolest since:
1917
116th Warmest
Warmest since:
1940
Ties: 1912, 1916
Oct 1918–Sep 1920
24-Month
51.4°F
(10.8°C)
53.3°F
(11.8°C)
-1.9°F
(-1.0°C)
12th Coolest
Coolest since:
1917
107th Warmest
Warmest since:
2016
Ties: 1986
Oct 1917–Sep 1920
36-Month
52.2°F
(11.2°C)
53.3°F
(11.8°C)
-1.1°F
(-0.6°C)
28th Coolest
Coolest since:
1917
89th Warmest
Warmest since:
1940
Ties: 1907, 1908, 1980
Oct 1916–Sep 1920
48-Month
51.6°F
(10.9°C)
53.3°F
(11.8°C)
-1.7°F
(-0.9°C)
9th Coolest
Coolest since:
1913
106th Warmest
Warmest since:
1941
Ties: 1919
Oct 1915–Sep 1920
60-Month
51.2°F
(10.7°C)
53.3°F
(11.8°C)
-2.1°F
(-1.1°C)
2nd Coolest
Coolest since:
1917
111th Warmest
Warmest since:
2016
Ties: 1913

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