Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Pacific Northwest Basin

Average Temperature Rankings, December 1951

View Period (Months):
Download: csv json xml
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1951
1-Month
24.1°F
(-4.4°C)
28.1°F
(-2.2°C)
-4.0°F
(-2.2°C)
17th Coolest
Coolest since:
1990
111th Warmest
Warmest since:
1917
Ties: 1922
Nov–Dec 1951
2-Month
28.8°F
(-1.8°C)
31.4°F
(-0.3°C)
-2.6°F
(-1.5°C)
14th Coolest
Coolest since:
1985
114th Warmest
Warmest since:
1917
Ties: 1909, 1935, 1955, 1992, 1994
Oct–Dec 1951
3-Month
33.8°F
(1.0°C)
36.2°F
(2.3°C)
-2.4°F
(-1.3°C)
13th Coolest
Coolest since:
1985
115th Warmest
Warmest since:
1917
Sep–Dec 1951
4-Month
39.4°F
(4.1°C)
41.0°F
(5.0°C)
-1.6°F
(-0.9°C)
20th Coolest
Coolest since:
1985
108th Warmest
Warmest since:
1917
Aug–Dec 1951
5-Month
44.0°F
(6.7°C)
45.5°F
(7.5°C)
-1.5°F
(-0.8°C)
12th Coolest
Coolest since:
1985
116th Warmest
Warmest since:
1917, 2014
Ties: 1972
Jul–Dec 1951
6-Month
47.5°F
(8.6°C)
48.6°F
(9.2°C)
-1.1°F
(-0.6°C)
18th Coolest
Coolest since:
1985
110th Warmest
Warmest since:
2014
Ties: 1914, 1982, 1983
Jun–Dec 1951
7-Month
48.6°F
(9.2°C)
49.7°F
(9.8°C)
-1.1°F
(-0.6°C)
14th Coolest
Coolest since:
1916
114th Warmest
Warmest since:
2021
Ties: 1898, 1914, 1971, 1983
May–Dec 1951
8-Month
48.9°F
(9.4°C)
49.8°F
(9.9°C)
-0.9°F
(-0.5°C)
21st Coolest
Coolest since:
1916
107th Warmest
Warmest since:
2021
Ties: 1903, 1927, 1983, 1993
Apr–Dec 1951
9-Month
48.3°F
(9.1°C)
49.0°F
(9.4°C)
-0.7°F
(-0.3°C)
32nd Coolest
Coolest since:
1916
96th Warmest
Warmest since:
2021
Mar–Dec 1951
10-Month
46.6°F
(8.1°C)
47.7°F
(8.7°C)
-1.1°F
(-0.6°C)
19th Coolest
Coolest since:
1916
109th Warmest
Warmest since:
2015
Ties: 1898, 1935, 1982
Feb–Dec 1951
11-Month
45.2°F
(7.3°C)
46.1°F
(7.8°C)
-0.9°F
(-0.5°C)
22nd Coolest
Coolest since:
1955
106th Warmest
Warmest since:
2015
Ties: 1932, 1935, 1993
Jan–Dec 1951
12-Month
43.5°F
(6.4°C)
44.4°F
(6.9°C)
-0.9°F
(-0.5°C)
22nd Coolest
Coolest since:
1916
106th Warmest
Warmest since:
2015
Ties: 1898, 1902, 1917, 1920, 1930
Jul 1950–Dec 1951
18-Month
45.7°F
(7.6°C)
45.8°F
(7.7°C)
-0.1°F
(-0.1°C)
50th Coolest
Coolest since:
1985
77th Warmest
Warmest since:
2015
Ties: 1904, 1921, 1931, 1936, 1942, 1973, 1983
Jan 1950–Dec 1951
24-Month
43.6°F
(6.4°C)
44.4°F
(6.9°C)
-0.8°F
(-0.5°C)
17th Coolest
Coolest since:
1917
110th Warmest
Warmest since:
2015
Ties: 1909, 1911, 1929
Jan 1949–Dec 1951
36-Month
43.5°F
(6.4°C)
44.4°F
(6.9°C)
-0.9°F
(-0.5°C)
9th Coolest
Coolest since:
1913
117th Warmest
Warmest since:
2016
Ties: 1899, 1911, 1914, 1922, 1985
Jan 1948–Dec 1951
48-Month
43.4°F
(6.3°C)
44.5°F
(6.9°C)
-1.1°F
(-0.6°C)
4th Coolest
Coolest since:
1913, 1914, 1919
121st Warmest
Warmest since:
2016, 2017
Ties: 1912, 1922, 1985
Jan 1947–Dec 1951
60-Month
43.7°F
(6.5°C)
44.4°F
(6.9°C)
-0.7°F
(-0.4°C)
13th Coolest
Coolest since:
1913
111th Warmest
Warmest since:
2018
Ties: 1911, 1922, 1933

Citing This Page