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.

California River Basin

Average Temperature Rankings, June 2021

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
(1895-2022)
Warmest/Coolest
Since
Record
June 2021
1-Month
74.9°F
(23.8°C)
68.3°F
(20.2°C)
6.6°F
(3.6°C)
128th Coolest
Coolest since:
1923
1st Warmest
Warmest to Date
2021
May–Jun 2021
2-Month
69.7°F
(20.9°C)
64.5°F
(18.1°C)
5.2°F
(2.8°C)
127th Coolest
Coolest since:
1953
2nd Warmest
Warmest since:
2001
Apr–Jun 2021
3-Month
65.9°F
(18.8°C)
61.0°F
(16.1°C)
4.9°F
(2.7°C)
128th Coolest
Coolest since:
1967, 1998
1st Warmest
Warmest to Date
2021
Mar–Jun 2021
4-Month
61.4°F
(16.3°C)
57.9°F
(14.4°C)
3.5°F
(1.9°C)
121st Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2015
Ties: 1992, 1997
Feb–Jun 2021
5-Month
58.6°F
(14.8°C)
55.4°F
(13.0°C)
3.2°F
(1.8°C)
121st Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2015
Jan–Jun 2021
6-Month
56.4°F
(13.6°C)
53.2°F
(11.8°C)
3.2°F
(1.8°C)
123rd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2015
Dec 2020–Jun 2021
7-Month
54.9°F
(12.7°C)
51.8°F
(11.0°C)
3.1°F
(1.7°C)
123rd Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2015
Nov 2020–Jun 2021
8-Month
54.4°F
(12.4°C)
51.5°F
(10.8°C)
2.9°F
(1.6°C)
121st Coolest
Coolest since:
1917
7th Warmest
Warmest since:
2015
Ties: 1940, 2000
Oct 2020–Jun 2021
9-Month
55.7°F
(13.2°C)
52.4°F
(11.3°C)
3.3°F
(1.9°C)
125th Coolest
Coolest since:
1917
3rd Warmest
Warmest since:
2015
Ties: 1934
Sep 2020–Jun 2021
10-Month
57.5°F
(14.2°C)
54.0°F
(12.2°C)
3.5°F
(2.0°C)
126th Coolest
Coolest since:
1917
2nd Warmest
Warmest since:
2015
Aug 2020–Jun 2021
11-Month
59.5°F
(15.3°C)
55.8°F
(13.2°C)
3.7°F
(2.1°C)
126th Coolest
Coolest since:
1917
2nd Warmest
Warmest since:
2015
Jul 2020–Jun 2021
12-Month
60.9°F
(16.1°C)
57.4°F
(14.1°C)
3.5°F
(2.0°C)
126th Coolest
Coolest since:
1917
2nd Warmest
Warmest since:
2015
Jan 2020–Jun 2021
18-Month
59.2°F
(15.1°C)
56.0°F
(13.3°C)
3.2°F
(1.8°C)
125th Coolest
Coolest since:
1917
3rd Warmest
Warmest since:
2015
Jul 2019–Jun 2021
24-Month
60.1°F
(15.6°C)
57.4°F
(14.1°C)
2.7°F
(1.5°C)
123rd Coolest
Coolest since:
1913
4th Warmest
Warmest since:
2015
Ties: 2014
Jul 2018–Jun 2021
36-Month
59.8°F
(15.4°C)
57.4°F
(14.1°C)
2.4°F
(1.3°C)
120th Coolest
Coolest since:
1913, 1917
6th Warmest
Warmest since:
2016
Jul 2017–Jun 2021
48-Month
59.9°F
(15.5°C)
57.3°F
(14.1°C)
2.6°F
(1.4°C)
120th Coolest
Coolest since:
1913
5th Warmest
Warmest since:
2016
Ties: 2022
Jul 2016–Jun 2021
60-Month
59.8°F
(15.4°C)
57.3°F
(14.1°C)
2.5°F
(1.3°C)
118th Coolest
Coolest since:
1913, 1917
6th Warmest
Warmest since:
2018

Citing This Page