Climate at a Glance

City Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2019. For more information, please see Climatological Rankings.


Washington (Dulles), District of Columbia

Average Temperature Rankings, May 1977

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Period Value 1981-2010
Mean
Anomaly Rank
(1960-2019)
Warmest/Coolest
Since
Record
May 1977
1-Month
64.9°F
(18.3°C)
63.0°F
(17.2°C)
1.9°F
(1.1°C)
44th Coolest Coolest since: 1976 1967
15th Warmest Warmest since: 1975 2004
Ties: 2000
Apr–May 1977
2-Month
60.3°F
(15.7°C)
58.6°F
(14.8°C)
1.7°F
(0.9°C)
47th Coolest Coolest since: 1976 1966
12th Warmest Warmest to Date 2019
Mar–May 1977
3-Month
56.3°F
(13.5°C)
53.7°F
(12.1°C)
2.6°F
(1.4°C)
53rd Coolest Coolest since: 1976 1971
6th Warmest Warmest to Date 2012
Feb–May 1977
4-Month
50.7°F
(10.4°C)
49.2°F
(9.6°C)
1.5°F
(0.8°C)
43rd Coolest Coolest since: 1975 1967, 1978
16th Warmest Warmest since: 1976 2012
Jan–May 1977
5-Month
44.7°F
(7.1°C)
45.9°F
(7.7°C)
-1.2°F
(-0.6°C)
25th Coolest Coolest since: 1972 1978
34th Warmest Warmest since: 1976 2012
Ties: 1983, 1993
Dec 1976–May 1977
6-Month
42.3°F
(5.7°C)
44.3°F
(6.8°C)
-2.0°F
(-1.1°C)
17th Coolest Coolest since: 1971 1970, 1978
42nd Warmest Warmest since: 1976 2012
Nov 1976–May 1977
7-Month
41.8°F
(5.4°C)
44.5°F
(6.9°C)
-2.7°F
(-1.5°C)
3rd Coolest Coolest since: 1970 1970
53rd Warmest Warmest since: 1976 2012
Ties: 1996
Oct 1976–May 1977
8-Month
42.9°F
(6.1°C)
45.9°F
(7.7°C)
-3.0°F
(-1.6°C)
3rd Coolest Coolest since: 1970 1970
53rd Warmest Warmest since: 1976 2012
Sep 1976–May 1977
9-Month
45.4°F
(7.4°C)
48.3°F
(9.1°C)
-2.9°F
(-1.7°C)
2nd Coolest Coolest since: 1970 1970
54th Warmest Warmest since: 1976 2017
Aug 1976–May 1977
10-Month
48.0°F
(8.9°C)
50.9°F
(10.5°C)
-2.9°F
(-1.6°C)
2nd Coolest Coolest since: 1970 1970
54th Warmest Warmest since: 1976 2017
Jul 1976–May 1977
11-Month
50.3°F
(10.2°C)
53.3°F
(11.8°C)
-3.0°F
(-1.6°C)
2nd Coolest Coolest since: 1970 1970
54th Warmest Warmest since: 1976 2017
Jun 1976–May 1977
12-Month
52.2°F
(11.2°C)
54.9°F
(12.7°C)
-2.7°F
(-1.5°C)
2nd Coolest Coolest since: 1970 1970
54th Warmest Warmest since: 1976 2017
Dec 1975–May 1977
18-Month
49.7°F
(9.8°C)
51.3°F
(10.7°C)
-1.6°F
(-0.9°C)
10th Coolest Coolest since: 1971 1970
46th Warmest Warmest since: 1976 2017
Ties: 1969, 1980, 2015
Jun 1975–May 1977
24-Month
53.6°F
(12.0°C)
54.7°F
(12.6°C)
-1.1°F
(-0.6°C)
14th Coolest Coolest since: 1971 1978
40th Warmest Warmest since: 1976 2017
Ties: 1994, 2015
Jun 1974–May 1977
36-Month
53.6°F
(12.0°C)
54.7°F
(12.6°C)
-1.1°F
(-0.6°C)
15th Coolest Coolest since: 1972 1970
37th Warmest Warmest since: 1976 2018
Jun 1973–May 1977
48-Month
54.0°F
(12.2°C)
54.6°F
(12.6°C)
-0.6°F
(-0.4°C)
16th Coolest Coolest since: 1973 1970, 1971
34th Warmest Warmest since: 1976 2019
Jun 1972–May 1977
60-Month
53.9°F
(12.2°C)
54.6°F
(12.6°C)
-0.7°F
(-0.4°C)
16th Coolest Coolest since: 1974 1971
32nd Warmest Warmest since: 1976 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published January 2020, retrieved on January 19, 2020 from https://www.ncdc.noaa.gov/cag/