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.

Upper Midwest

December 1929 Average Temperature Rankings

View Period (Months):
  • Record Coolest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Warmest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Coolest/Warmest
Since
Record
December 1929
1-Month
17.4°F
(-8.1°C)
18.6°F
(-7.4°C)
-1.2°F47th Coolest
Coolest since:
1983
84th Warmest
Warmest since:
2023
Nov–Dec 1929
2-Month
22.5°F
(-5.3°C)
25.3°F
(-3.7°C)
-2.8°F26th Coolest
Coolest since:
1985
105th Warmest
Warmest since:
2001
Oct–Dec 1929
3-Month
30.5°F
(-0.8°C)
32.7°F
(0.4°C)
-2.2°F27th Coolest
Coolest since:
1976
104th Warmest
Warmest since:
2015
Ties: 1911, 1927
Sep–Dec 1929
4-Month
37.3°F
(2.9°C)
39.2°F
(4.0°C)
-1.9°F20th Coolest
Coolest since:
1976
111th Warmest
Warmest since:
2015
Aug–Dec 1929
5-Month
43.1°F
(6.2°C)
44.8°F
(7.1°C)
-1.7°F16th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
2015
Jul–Dec 1929
6-Month
47.6°F
(8.7°C)
49.0°F
(9.4°C)
-1.4°F20th Coolest
Coolest since:
1917
111th Warmest
Warmest since:
1931
Jun–Dec 1929
7-Month
49.7°F
(9.8°C)
51.3°F
(10.7°C)
-1.6°F15th Coolest
Coolest since:
1917
116th Warmest
Warmest since:
1931
May–Dec 1929
8-Month
50.0°F
(10.0°C)
51.8°F
(11.0°C)
-1.8°F14th Coolest
Coolest since:
1917
117th Warmest
Warmest since:
1931, 2023
Apr–Dec 1929
9-Month
49.4°F
(9.7°C)
50.8°F
(10.4°C)
-1.4°F15th Coolest
Coolest since:
1917
116th Warmest
Warmest since:
1931
Mar–Dec 1929
10-Month
47.7°F
(8.7°C)
48.6°F
(9.2°C)
-0.9°F26th Coolest
Coolest since:
1917
105th Warmest
Warmest since:
2012, 2021
Feb–Dec 1929
11-Month
44.1°F
(6.7°C)
45.8°F
(7.7°C)
-1.7°F13th Coolest
Coolest since:
1917
118th Warmest
Warmest since:
2024
Jan–Dec 1929
12-Month
40.7°F
(4.8°C)
43.0°F
(6.1°C)
-2.3°F6th Coolest
Coolest since:
1917
125th Warmest
Warmest since:
2024
Ties: 1912
Jul 1928–Dec 1929
18-Month
43.7°F
(6.5°C)
45.0°F
(7.2°C)
-1.3°F13th Coolest
Coolest since:
1917
117th Warmest
Warmest since:
2024
Jan 1928–Dec 1929
24-Month
41.9°F
(5.5°C)
43.0°F
(6.1°C)
-1.1°F10th Coolest
Coolest since:
1917
120th Warmest
Warmest since:
2024
Jan 1927–Dec 1929
36-Month
42.1°F
(5.6°C)
43.0°F
(6.1°C)
-0.9°F16th Coolest
Coolest since:
1917
113th Warmest
Warmest since:
2012, 2024
Jan 1926–Dec 1929
48-Month
41.9°F
(5.5°C)
43.0°F
(6.1°C)
-1.1°F9th Coolest
Coolest since:
1917, 1918, 1919
119th Warmest
Warmest since:
2024
Ties: 1904, 1926
Jan 1925–Dec 1929
60-Month
42.0°F
(5.6°C)
43.0°F
(6.1°C)
-1.0°F8th Coolest
Coolest since:
1907
119th Warmest
Warmest since:
2024
Ties: 1908, 1927, 1928

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