Climate at a Glance

Statewide 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 2020. For more information, please see Climatological Rankings.


Idaho

Minimum Temperature Rankings, December 1999

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1999
1-Month
18.3°F
(-7.6°C)
16.2°F
(-8.8°C)
2.1°F
(1.2°C)
84th Coolest Coolest since: 1998 1990
43rd Warmest Warmest since: 1996 1917
Ties: 1964
Nov–Dec 1999
2-Month
23.4°F
(-4.8°C)
19.5°F
(-6.9°C)
3.9°F
(2.1°C)
119th Coolest Coolest since: 1998 1985
8th Warmest Warmest since: 1995 1917
Ties: 1934, 1981
Oct–Dec 1999
3-Month
26.1°F
(-3.3°C)
23.6°F
(-4.7°C)
2.5°F
(1.4°C)
115th Coolest Coolest since: 1998 1985
12th Warmest Warmest since: 1973 1950
Ties: 1906
Sep–Dec 1999
4-Month
29.1°F
(-1.6°C)
27.7°F
(-2.4°C)
1.4°F
(0.8°C)
95th Coolest Coolest since: 1997 1985
32nd Warmest Warmest since: 1998 1950
Ties: 1907, 1920, 1977
Aug–Dec 1999
5-Month
33.2°F
(0.7°C)
31.6°F
(-0.2°C)
1.6°F
(0.9°C)
104th Coolest Coolest since: 1997 1985
23rd Warmest Warmest since: 1998 2014
Ties: 1966
Jul–Dec 1999
6-Month
35.5°F
(1.9°C)
34.6°F
(1.4°C)
0.9°F
(0.5°C)
88th Coolest Coolest since: 1997 1985
39th Warmest Warmest since: 1998 2014
Ties: 1896, 1989, 1995, 2002, 2006
Jun–Dec 1999
7-Month
36.5°F
(2.5°C)
35.8°F
(2.1°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 1996 1916
40th Warmest Warmest since: 1998 2014, 2015
Ties: 1901, 1910, 1947, 1953, 1991, 1995
May–Dec 1999
8-Month
36.2°F
(2.3°C)
35.9°F
(2.2°C)
0.3°F
(0.1°C)
70th Coolest Coolest since: 1993 1916
57th Warmest Warmest since: 1998 2015
Ties: 1900, 1920, 1921, 1923, 1936, 1949, 1969, 1979, 2010
Apr–Dec 1999
9-Month
35.2°F
(1.8°C)
35.2°F
(1.8°C)
0.0°F
(0.0°C)
49th Coolest Coolest since: 1993 1916
78th Warmest Warmest since: 1998 2015
Ties: 1920, 1960, 1974, 2009
Mar–Dec 1999
10-Month
33.9°F
(1.1°C)
33.9°F
(1.1°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 1993 1916
72nd Warmest Warmest since: 1998 2015
Ties: 1896, 1927, 1953
Feb–Dec 1999
11-Month
32.5°F
(0.3°C)
32.4°F
(0.2°C)
0.1°F
(0.1°C)
59th Coolest Coolest since: 1993 1985
68th Warmest Warmest since: 1998 2015
Ties: 1897, 1918, 1939, 1990
Jan–Dec 1999
12-Month
31.4°F
(-0.3°C)
30.8°F
(-0.7°C)
0.6°F
(0.4°C)
78th Coolest Coolest since: 1993 1985
49th Warmest Warmest since: 1998 1934, 2015
Ties: 1907, 1915, 1990
Jul 1998–Dec 1999
18-Month
33.4°F
(0.8°C)
32.1°F
(0.1°C)
1.3°F
(0.7°C)
108th Coolest Coolest since: 1997 1985
18th Warmest Warmest since: 1998 2015
Ties: 1926
Jan 1998–Dec 1999
24-Month
32.3°F
(0.2°C)
30.8°F
(-0.7°C)
1.5°F
(0.9°C)
115th Coolest Coolest since: 1997 1985
11th Warmest Warmest since: 1998 2015, 2016
Ties: 1940, 1995, 2007, 2013
Jan 1997–Dec 1999
36-Month
32.1°F
(0.1°C)
30.8°F
(-0.7°C)
1.3°F
(0.8°C)
111th Coolest Coolest since: 1998 1930, 1931
14th Warmest Warmest since: 1998 2016
Ties: 1927, 1988, 1998, 2006, 2007
Jan 1996–Dec 1999
48-Month
32.0°F
(0.0°C)
30.8°F
(-0.7°C)
1.2°F
(0.7°C)
107th Coolest Coolest since: 1997 1932
17th Warmest Warmest since: 1998 2017
Jan 1995–Dec 1999
60-Month
32.0°F
(0.0°C)
30.7°F
(-0.7°C)
1.3°F
(0.7°C)
109th Coolest Coolest since: 1997 1932, 1933
14th Warmest Warmest since: 1998 2018
Ties: 2000, 2003

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 19, 2021 from https://www.ncdc.noaa.gov/cag/