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 April 2020. For more information, please see Climatological Rankings.


Washington (Dulles), District of Columbia

Average Temperature Rankings, April 1999

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 1999
1-Month
53.4°F
(11.9°C)
54.4°F
(12.4°C)
-1.0°F
(-0.5°C)
25th Coolest Coolest since: 1997 1966
35th Warmest Warmest since: 1998 2017
Ties: 1978
Mar–Apr 1999
2-Month
47.6°F
(8.7°C)
49.2°F
(9.6°C)
-1.6°F
(-0.9°C)
19th Coolest Coolest since: 1996 1965
41st Warmest Warmest since: 1998 2010
Ties: 1987
Feb–Apr 1999
3-Month
44.4°F
(6.9°C)
44.8°F
(7.1°C)
-0.4°F
(-0.2°C)
34th Coolest Coolest since: 1996 1978
26th Warmest Warmest since: 1998 2017
Jan–Apr 1999
4-Month
42.1°F
(5.6°C)
41.8°F
(5.4°C)
0.3°F
(0.2°C)
41st Coolest Coolest since: 1996 1978
19th Warmest Warmest since: 1998 2017
Ties: 1985, 1995, 2001, 2005
Dec 1998–Apr 1999
5-Month
42.0°F
(5.6°C)
40.8°F
(4.9°C)
1.2°F
(0.7°C)
46th Coolest Coolest since: 1997 1970, 1978
14th Warmest Warmest since: 1998 2012
Nov 1998–Apr 1999
6-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970
-- -- 2012
Oct 1998–Apr 1999
7-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970
-- -- 2017
Sep 1998–Apr 1999
8-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970
-- -- 2017
Aug 1998–Apr 1999
9-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970
-- -- 2017
Jul 1998–Apr 1999
10-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970
-- -- 2017
Jun 1998–Apr 1999
11-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970
-- -- 2017
May 1998–Apr 1999
12-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1977
-- -- 2017
Nov 1997–Apr 1999
18-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970, 1971
-- -- 2017
Ties: 2000
May 1997–Apr 1999
24-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1978
-- -- 2017
Ties: 2000
May 1996–Apr 1999
36-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970
-- -- 2018
Ties: 2000, 2001
May 1995–Apr 1999
48-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1971
-- -- 2020
Ties: 2000, 2001, 2002
May 1994–Apr 1999
60-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1970, 1971
-- -- 2020
Ties: 2000, 2001, 2002, 2003

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published May 2020, retrieved on June 7, 2020 from https://www.ncdc.noaa.gov/cag/