Climate at a Glance

City Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2019. For more information, please see Climatological Rankings.


Boise, Idaho

Average Temperature Rankings, May 1957

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1940-2019)
Warmest/Coolest
Since
Record
May 1957
1-Month
59.1°F
(15.1°C)
59.0°F
(15.0°C)
0.1°F
(0.1°C)
44th Coolest Coolest since: 1955 2010
37th Warmest Warmest since: 1956 1992
Apr–May 1957
2-Month
54.2°F
(12.3°C)
54.9°F
(12.7°C)
-0.7°F
(-0.4°C)
32nd Coolest Coolest since: 1955 1955
49th Warmest Warmest since: 1956 1992
Mar–May 1957
3-Month
50.4°F
(10.2°C)
51.4°F
(10.8°C)
-1.0°F
(-0.6°C)
34th Coolest Coolest since: 1955 1955
47th Warmest Warmest since: 1956 1992
Ties: 1954
Feb–May 1957
4-Month
46.6°F
(8.1°C)
47.7°F
(8.7°C)
-1.1°F
(-0.6°C)
31st Coolest Coolest since: 1956 1955
50th Warmest Warmest since: 1954 1992
Jan–May 1957
5-Month
41.7°F
(5.4°C)
44.5°F
(6.9°C)
-2.8°F
(-1.5°C)
15th Coolest Coolest since: 1955 1955
66th Warmest Warmest since: 1956 1992
Ties: 1944, 1975
Dec 1956–May 1957
6-Month
39.9°F
(4.4°C)
42.1°F
(5.6°C)
-2.2°F
(-1.2°C)
16th Coolest Coolest since: 1955 1955
64th Warmest Warmest since: 1956 1992
Nov 1956–May 1957
7-Month
39.3°F
(4.1°C)
41.9°F
(5.5°C)
-2.6°F
(-1.4°C)
11th Coolest Coolest since: 1955 1985
69th Warmest Warmest since: 1956 1992
Oct 1956–May 1957
8-Month
40.7°F
(4.8°C)
43.2°F
(6.2°C)
-2.5°F
(-1.4°C)
10th Coolest Coolest since: 1955 1985
70th Warmest Warmest since: 1956 1992
Ties: 1979
Sep 1956–May 1957
9-Month
43.4°F
(6.3°C)
45.6°F
(7.6°C)
-2.2°F
(-1.3°C)
11th Coolest Coolest since: 1955 1985
69th Warmest Warmest since: 1956 1992
Aug 1956–May 1957
10-Month
46.1°F
(7.8°C)
48.5°F
(9.2°C)
-2.4°F
(-1.4°C)
10th Coolest Coolest since: 1955 1955
70th Warmest Warmest since: 1956 1992
Ties: 1952
Jul 1956–May 1957
11-Month
48.8°F
(9.3°C)
51.0°F
(10.6°C)
-2.2°F
(-1.3°C)
9th Coolest Coolest since: 1955 1955, 1985
71st Warmest Warmest since: 1956 2015
Ties: 1942
Jun 1956–May 1957
12-Month
50.2°F
(10.1°C)
52.4°F
(11.3°C)
-2.2°F
(-1.2°C)
10th Coolest Coolest since: 1955 1955
70th Warmest Warmest since: 1956 2016
Ties: 1977
Dec 1955–May 1957
18-Month
47.4°F
(8.6°C)
48.9°F
(9.4°C)
-1.5°F
(-0.8°C)
10th Coolest Coolest since: 1956 1985
69th Warmest Warmest since: 1954 2016
Ties: 1943
Jun 1955–May 1957
24-Month
50.9°F
(10.5°C)
52.4°F
(11.3°C)
-1.5°F
(-0.8°C)
9th Coolest Coolest since: 1956 1985
70th Warmest Warmest since: 1954 2016
Ties: 1965, 1984
Jun 1954–May 1957
36-Month
50.1°F
(10.1°C)
52.3°F
(11.3°C)
-2.2°F
(-1.2°C)
2nd Coolest Coolest to Date 1986
76th Warmest Warmest since: 1956 2016
Ties: 1985
Jun 1953–May 1957
48-Month
50.8°F
(10.4°C)
52.4°F
(11.3°C)
-1.6°F
(-0.9°C)
7th Coolest Coolest since: 1952 1986
70th Warmest Warmest since: 1956 2018
Ties: 1949, 1951
Jun 1952–May 1957
60-Month
51.1°F
(10.6°C)
52.3°F
(11.3°C)
-1.2°F
(-0.7°C)
11th Coolest Coolest since: 1956 1986
65th Warmest Warmest since: 1956 2018, 2019
Ties: 1956, 1958

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published January 2020, retrieved on January 28, 2020 from https://www.ncdc.noaa.gov/cag/