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 1919

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1919
1-Month
20.9°F
(-6.2°C)
28.1°F
(-2.2°C)
-7.2°F
(-4.0°C)
3rd Coolest
Coolest since:
1990
125th Warmest
Warmest since:
1917
Nov–Dec 1919
2-Month
26.3°F
(-3.2°C)
31.3°F
(-0.4°C)
-5.0°F
(-2.8°C)
3rd Coolest
Coolest since:
1985
125th Warmest
Warmest since:
1917
Oct–Dec 1919
3-Month
30.9°F
(-0.6°C)
36.2°F
(2.3°C)
-5.3°F
(-2.9°C)
2nd Coolest
Coolest since:
1985
126th Warmest
Warmest since:
1917
Sep–Dec 1919
4-Month
37.0°F
(2.8°C)
41.1°F
(5.1°C)
-4.1°F
(-2.3°C)
2nd Coolest
Coolest since:
1985
126th Warmest
Warmest since:
1917
Aug–Dec 1919
5-Month
42.4°F
(5.8°C)
45.5°F
(7.5°C)
-3.1°F
(-1.7°C)
3rd Coolest
Coolest since:
1985
125th Warmest
Warmest since:
1917, 2014
Jul–Dec 1919
6-Month
46.2°F
(7.9°C)
48.6°F
(9.2°C)
-2.4°F
(-1.3°C)
3rd Coolest
Coolest since:
1985
125th Warmest
Warmest since:
2014
Ties: 1912, 1948
Jun–Dec 1919
7-Month
47.7°F
(8.7°C)
49.8°F
(9.9°C)
-2.1°F
(-1.2°C)
3rd Coolest
Coolest since:
1916
125th Warmest
Warmest since:
2021
May–Dec 1919
8-Month
48.0°F
(8.9°C)
49.8°F
(9.9°C)
-1.8°F
(-1.0°C)
4th Coolest
Coolest since:
1916
124th Warmest
Warmest since:
2021
Ties: 1912
Apr–Dec 1919
9-Month
47.5°F
(8.6°C)
49.0°F
(9.4°C)
-1.5°F
(-0.8°C)
9th Coolest
Coolest since:
1916
119th Warmest
Warmest since:
2021
Ties: 1978
Mar–Dec 1919
10-Month
46.3°F
(7.9°C)
47.7°F
(8.7°C)
-1.4°F
(-0.8°C)
9th Coolest
Coolest since:
1916
119th Warmest
Warmest since:
2015
Ties: 1895, 1902, 1909, 1984
Feb–Dec 1919
11-Month
44.7°F
(7.1°C)
46.1°F
(7.8°C)
-1.4°F
(-0.7°C)
11th Coolest
Coolest since:
1955
117th Warmest
Warmest since:
2015
Ties: 1895, 1922
Jan–Dec 1919
12-Month
43.3°F
(6.3°C)
44.4°F
(6.9°C)
-1.1°F
(-0.6°C)
15th Coolest
Coolest since:
1916
113th Warmest
Warmest since:
2015
Ties: 1932, 1982, 1993
Jul 1918–Dec 1919
18-Month
45.1°F
(7.3°C)
45.9°F
(7.7°C)
-0.8°F
(-0.4°C)
22nd Coolest
Coolest since:
1985
105th Warmest
Warmest since:
2015
Ties: 1971
Jan 1918–Dec 1919
24-Month
44.1°F
(6.7°C)
44.5°F
(6.9°C)
-0.4°F
(-0.2°C)
38th Coolest
Coolest since:
1917
89th Warmest
Warmest since:
2015
Ties: 1900, 1928, 1931, 1932, 1943, 1944, 1964, 1971, 1983, 1984
Jan 1917–Dec 1919
36-Month
43.9°F
(6.6°C)
44.5°F
(6.9°C)
-0.6°F
(-0.3°C)
29th Coolest
Coolest since:
1913
97th Warmest
Warmest since:
2016
Ties: 1900, 1910, 1920, 1932, 1984
Jan 1916–Dec 1919
48-Month
43.3°F
(6.3°C)
44.4°F
(6.9°C)
-1.1°F
(-0.6°C)
1st Coolest
Coolest since:
1913, 1914, 1919
124th Warmest
Warmest since:
2016, 2017
Ties: 1913, 1914
Jan 1915–Dec 1919
60-Month
43.6°F
(6.4°C)
44.4°F
(6.9°C)
-0.8°F
(-0.5°C)
10th Coolest
Coolest since:
1913
114th Warmest
Warmest since:
2018
Ties: 1915, 1924

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