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 September 2019. For more information, please see Climatological Rankings.


Boise, Idaho

Average Temperature Rankings, April 2009

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  • Top 1/3
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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1940-2019)
Warmest/Coolest
Since
Record
April 2009
1-Month
50.1°F
(10.1°C)
50.6°F
(10.3°C)
-0.5°F
(-0.2°C)
45th Coolest Coolest since: 2008 1970
36th Warmest Warmest since: 2007 1987
Mar–Apr 2009
2-Month
45.6°F
(7.6°C)
47.4°F
(8.6°C)
-1.8°F
(-1.0°C)
25th Coolest Coolest since: 2008 1955
56th Warmest Warmest since: 2007 1992
Feb–Apr 2009
3-Month
42.5°F
(5.8°C)
43.7°F
(6.5°C)
-1.2°F
(-0.7°C)
32nd Coolest Coolest since: 2008 1955
49th Warmest Warmest since: 2007 1992
Ties: 2001
Jan–Apr 2009
4-Month
39.6°F
(4.2°C)
40.6°F
(4.8°C)
-1.0°F
(-0.6°C)
31st Coolest Coolest since: 2008 1955
50th Warmest Warmest since: 2007 1992
Ties: 1969
Dec 2008–Apr 2009
5-Month
37.8°F
(3.2°C)
38.5°F
(3.6°C)
-0.7°F
(-0.4°C)
30th Coolest Coolest since: 2008 1985
50th Warmest Warmest since: 2007 1992
Nov 2008–Apr 2009
6-Month
38.7°F
(3.7°C)
38.8°F
(3.8°C)
-0.1°F
(-0.1°C)
38th Coolest Coolest since: 2008 1985
42nd Warmest Warmest since: 2007 1978
Oct 2008–Apr 2009
7-Month
40.8°F
(4.9°C)
40.8°F
(4.9°C)
0.0°F
(0.0°C)
46th Coolest Coolest since: 2008 1985
34th Warmest Warmest since: 2007 1978
Ties: 1943, 1946, 1967, 1995
Sep 2008–Apr 2009
8-Month
43.9°F
(6.6°C)
43.7°F
(6.5°C)
0.2°F
(0.1°C)
44th Coolest Coolest since: 2008 1985
36th Warmest Warmest since: 2007 2015
Ties: 1987, 2013
Aug 2008–Apr 2009
9-Month
47.4°F
(8.6°C)
47.1°F
(8.4°C)
0.3°F
(0.2°C)
46th Coolest Coolest since: 2008 1985
34th Warmest Warmest since: 2007 2015, 2016
Ties: 1963, 2005
Jul 2008–Apr 2009
10-Month
50.3°F
(10.2°C)
49.9°F
(9.9°C)
0.4°F
(0.3°C)
49th Coolest Coolest since: 2008 1949
31st Warmest Warmest since: 2007 2015
Ties: 2002
Jun 2008–Apr 2009
11-Month
51.8°F
(11.0°C)
51.5°F
(10.8°C)
0.3°F
(0.2°C)
49th Coolest Coolest since: 2008 1985
31st Warmest Warmest since: 2007 2016
Ties: 1996, 2002
May 2008–Apr 2009
12-Month
52.5°F
(11.4°C)
52.2°F
(11.2°C)
0.3°F
(0.2°C)
49th Coolest Coolest since: 2008 1985
31st Warmest Warmest since: 2007 2016
Nov 2007–Apr 2009
18-Month
47.4°F
(8.6°C)
47.7°F
(8.7°C)
-0.3°F
(-0.1°C)
41st Coolest Coolest since: 2002 1985
38th Warmest Warmest since: 2008 2016
Ties: 1972
May 2007–Apr 2009
24-Month
52.4°F
(11.3°C)
52.1°F
(11.2°C)
0.3°F
(0.1°C)
54th Coolest Coolest since: 2006 1985, 1986
25th Warmest Warmest since: 2008 2016
Ties: 1989, 1997
May 2006–Apr 2009
36-Month
52.7°F
(11.5°C)
52.1°F
(11.2°C)
0.6°F
(0.3°C)
65th Coolest Coolest since: 2008 1986
13th Warmest Warmest since: 2006 2016
Ties: 1997, 2006
May 2005–Apr 2009
48-Month
52.5°F
(11.4°C)
52.1°F
(11.2°C)
0.4°F
(0.2°C)
58th Coolest Coolest since: 2008 1986
19th Warmest Warmest since: 2008 2018
Ties: 1992, 2002, 2003, 2008
May 2004–Apr 2009
60-Month
52.5°F
(11.4°C)
52.1°F
(11.2°C)
0.4°F
(0.2°C)
55th Coolest Coolest since: 1997 1986
21st Warmest Warmest since: 2008 2019
Ties: 2011, 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published October 2019, retrieved on October 22, 2019 from https://www.ncdc.noaa.gov/cag/