Regional Rankings

Regional Data Info
Please note, Degree Days are not available for Great Plains, Souther Plains and Gulf Coast, Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Northwest

December 1987 Average Temperature Rankings

View Period (Months):
  • Record Coolest
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  • Bottom ⅓
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  • Top ⅓
  • Top ⅒
  • Record Warmest
PeriodValue
1901-2000
Mean		AnomalyRank
(1895-2025)
Coolest/Warmest
Since		Record
December 1987
1-Month
28.4°F
(-2.0°C)
28.8°F
(-1.8°C)
-0.4°F50th Coolest
Coolest since:
1990
81st Warmest
Warmest since:
1917
Ties: 1899, 1912, 1964
Nov–Dec 1987
2-Month
33.0°F
(0.6°C)
32.1°F
(0.1°C)
0.9°F81st Coolest
Coolest since:
1985
50th Warmest
Warmest since:
1917
Oct–Dec 1987
3-Month
38.7°F
(3.7°C)
36.9°F
(2.7°C)
1.8°F110th Coolest
Coolest since:
1985
21st Warmest
Warmest since:
1917
Sep–Dec 1987
4-Month
44.0°F
(6.7°C)
41.8°F
(5.4°C)
2.2°F120th Coolest
Coolest since:
1985
11th Warmest
Warmest since:
1917
Ties: 1933, 1950, 1962
Aug–Dec 1987
5-Month
47.8°F
(8.8°C)
46.1°F
(7.8°C)
1.7°F107th Coolest
Coolest since:
1985
24th Warmest
Warmest since:
2024
Ties: 1934, 1966, 1981
Jul–Dec 1987
6-Month
50.3°F
(10.2°C)
49.2°F
(9.6°C)
1.1°F97th Coolest
Coolest since:
1985
34th Warmest
Warmest since:
2024
Jun–Dec 1987
7-Month
51.7°F
(10.9°C)
50.4°F
(10.2°C)
1.3°F107th Coolest
Coolest since:
1916
24th Warmest
Warmest since:
2024
May–Dec 1987
8-Month
52.0°F
(11.1°C)
50.4°F
(10.2°C)
1.6°F116th Coolest
Coolest since:
1916
15th Warmest
Warmest since:
2023
Apr–Dec 1987
9-Month
51.6°F
(10.9°C)
49.6°F
(9.8°C)
2.0°F123rd Coolest
Coolest since:
1916
8th Warmest
Warmest since:
2021
Mar–Dec 1987
10-Month
50.3°F
(10.2°C)
48.3°F
(9.1°C)
2.0°F124th Coolest
Coolest since:
1916
7th Warmest
Warmest since:
2015
Feb–Dec 1987
11-Month
48.9°F
(9.4°C)
46.7°F
(8.2°C)
2.2°F122nd Coolest
Coolest since:
1955
9th Warmest
Warmest since:
2015
Jan–Dec 1987
12-Month
47.0°F
(8.3°C)
45.1°F
(7.3°C)
1.9°F119th Coolest
Coolest since:
1916
12th Warmest
Warmest since:
2015
Jul 1986–Dec 1987
18-Month
47.7°F
(8.7°C)
46.5°F
(8.1°C)
1.2°F110th Coolest
Coolest since:
1985
20th Warmest
Warmest since:
2015
Jan 1986–Dec 1987
24-Month
46.8°F
(8.2°C)
45.1°F
(7.3°C)
1.7°F120th Coolest
Coolest since:
1917
10th Warmest
Warmest since:
2015
Jan 1985–Dec 1987
36-Month
45.5°F
(7.5°C)
45.1°F
(7.3°C)
0.4°F77th Coolest
Coolest since:
1913
52nd Warmest
Warmest since:
2016
Jan 1984–Dec 1987
48-Month
45.1°F
(7.3°C)
45.1°F
(7.3°C)
0.0°F59th Coolest
Coolest since:
1913, 1914
69th Warmest
Warmest since:
2016, 2017
Ties: 1907, 1944, 1947, 1964, 1979
Jan 1983–Dec 1987
60-Month
45.2°F
(7.3°C)
45.0°F
(7.2°C)
0.2°F66th Coolest
Coolest since:
1913
61st Warmest
Warmest since:
2018
Ties: 1929, 1965, 1971, 1980, 1982

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