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.

Upper Colorado River Basin

Average Temperature Rankings, December 1895

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1895
1-Month
14.8°F
(-9.6°C)
23.0°F
(-5.0°C)
-8.2°F
(-4.6°C)
3rd Coolest
Coolest since:
1909
126th Warmest
Warmest to Date
1980
Nov–Dec 1895
2-Month
20.8°F
(-6.2°C)
27.5°F
(-2.5°C)
-6.7°F
(-3.7°C)
1st Coolest
Coolest since:
1895
128th Warmest
Warmest to Date
2017
Oct–Dec 1895
3-Month
28.6°F
(-1.9°C)
33.5°F
(0.8°C)
-4.9°F
(-2.7°C)
2nd Coolest
Coolest since:
1898
127th Warmest
Warmest to Date
1950, 2017
Sep–Dec 1895
4-Month
35.4°F
(1.9°C)
39.2°F
(4.0°C)
-3.8°F
(-2.1°C)
3rd Coolest
Coolest since:
1898, 1912
126th Warmest
Warmest to Date
2021
Aug–Dec 1895
5-Month
41.3°F
(5.2°C)
44.4°F
(6.9°C)
-3.1°F
(-1.7°C)
2nd Coolest
Coolest since:
1912
127th Warmest
Warmest to Date
2021
Ties: 1908
Jul–Dec 1895
6-Month
45.0°F
(7.2°C)
48.1°F
(8.9°C)
-3.1°F
(-1.7°C)
2nd Coolest
Coolest since:
1912
127th Warmest
Warmest to Date
2021
Jun–Dec 1895
7-Month
46.7°F
(8.2°C)
49.8°F
(9.9°C)
-3.1°F
(-1.7°C)
2nd Coolest
Coolest since:
1912
127th Warmest
Warmest to Date
2021
May–Dec 1895
8-Month
47.2°F
(8.4°C)
50.0°F
(10.0°C)
-2.8°F
(-1.6°C)
3rd Coolest
Coolest since:
1912
126th Warmest
Warmest to Date
2021
Apr–Dec 1895
9-Month
46.7°F
(8.2°C)
49.1°F
(9.5°C)
-2.4°F
(-1.3°C)
3rd Coolest
Coolest since:
1912
126th Warmest
Warmest to Date
2021
Mar–Dec 1895
10-Month
45.0°F
(7.2°C)
47.4°F
(8.6°C)
-2.4°F
(-1.4°C)
2nd Coolest
Coolest since:
1912
127th Warmest
Warmest to Date
2012
Feb–Dec 1895
11-Month
42.6°F
(5.9°C)
45.4°F
(7.4°C)
-2.8°F
(-1.5°C)
2nd Coolest
Coolest since:
1912
127th Warmest
Warmest to Date
2017
Jan–Dec 1895
12-Month
40.7°F
(4.8°C)
43.4°F
(6.3°C)
-2.7°F
(-1.5°C)
1st Coolest
Coolest since:
1895, 1912
128th Warmest
Warmest to Date
2012
Ties: 1912

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