DAILY NORMALS AND RECORDS FOR THE MONTH OF APRIL FOR DULLES AIRPORT DAILY TEMP NORMALS AND EXTREMES GREATEST PRECIP FOR CALENDAR DAY DY NMX NMN NPCP NS RMX /YEAR LOMX/YEAR RMN /YEAR HIMN/YEAR MXPCP YEAR MXSN YEAR 01 62 38 0.12 0.0 85 /1978 41 /1964 17*/1969 57 /2006 1.64 1973 0.6 1964 02 62 38 0.12 0.0 86 /1967 42 /1964 21 /1964 55 /2000 2.07 2005 T 1992+ 03 62 38 0.13 0.1 86 /1981 46 /1987 23 /1991 58 /2000 0.70 2008 T 1987+ 04 63 39 0.12 0.0 85 /2011 45 /1979+ 22 /2013+ 63 /1981 1.47 1987 0.2 1990 05 63 39 0.11 0.0 86 /2010 42 /1987 22 /1965 51 /2010+ 0.72 1977 T 2007+ 06 64 39 0.12 0.0 93*/2010 42 /1970 24 /1966 61 /2010 1.26 1971 2.7*1990 07 64 40 0.12 0.0 91 /2010 42 /2007+ 21 /1977 65 /2010 1.33 1988 1.1 1990 08 64 40 0.12 0.1 87 /1991 38*/1972 24 /1970 56 /2010 1.15 2000 T 2000+ 09 65 40 0.13 0.0 89 /2001 42 /1997+ 23 /1977 62 /1991 1.02 1998 2.6 1982 10 65 41 0.12 0.0 89 /2013 46 /1989 19 /1985 58 /2013 0.84 1983 T 1996+ 11 65 41 0.12 0.0 87 /1977 46 /1973 25 /1971+ 59 /2011 0.74 2009 T 1986+ 12 66 41 0.11 0.0 87 /1977 42 /1973 23 /1982 58 /1965 1.45 2004 1.0 1973 13 66 41 0.11 0.0 87 /1977 41 /1966 24 /1990 56 /2002+ 0.93 1972 T 1966 14 66 42 0.11 0.0 84 /1967 47 /1991+ 20 /1975 58 /1972 2.13 1970 15 67 42 0.11 0.0 87 /1967 47 /2007+ 28 /1997+ 60 /2006+ 1.96 1983 16 67 42 0.11 0.1 91 /2002 46 /2007 28 /1981 61 /2012 2.43 1993 T 1988 17 67 43 0.11 0.0 93*/2002 48 /1986 27 /1983 59 /1982 1.44 2000 T 1983 18 68 43 0.10 0.0 90 /1976 43 /2003 31 /1996+ 62 /2002 0.59 1978 19 68 43 0.11 0.0 91 /2002 44 /1983 27 /2001+ 61 /2004+ 1.20 2013 20 68 43 0.11 0.0 88 /1985+ 50 /1991 28 /1974 63 /1996 2.90*2008 T 1983 21 69 44 0.11 0.0 89 /1985 46 /1964 29 /1983 57 /2008 2.20 1992 22 69 44 0.12 0.0 92 /1985 47 /1972 27 /1975 62 /1977 2.88 2006 T 1993 23 69 44 0.11 0.0 88 /2001 47 /2012+ 30 /1989 66 /1977 0.67 1963 T 1986 24 70 45 0.12 0.0 85 /2011+ 48 /2005 30 /1989 61 /1975 1.25 1983 25 70 45 0.11 0.0 92 /2009 45 /1965 29 /1969 59 /1979 1.34 1973 26 70 45 0.12 0.0 92 /2009+ 53 /1980+ 31 /1967 67 /2011 0.93 2004 27 70 45 0.12 0.0 92 /2009+ 48 /1967 31 /1987+ 68*/2011 1.65 1973 T 1994 28 71 46 0.12 0.0 88 /1990+ 44 /1966 32 /1993+ 62 /2009 1.68 2002 29 71 46 0.12 0.0 87 /1996+ 47 /1966 32 /1987 62 /1996 1.04 1990 30 71 46 0.11 0.0 86 /2007+ 49 /1964 29 /1977 64 /1983 0.72 2005 * EXTREME EVENT FOR THE MONTH + EVENT ALSO OCCURRED IN PREVIOUS YEARS MONTHLY PRECIPITATION EXTREMES: WETTEST.. 7.35" 1973 DRIEST....0.33" 1985 SNOWIEST.. 4.0" 1990 NORMALS BASED ON PERIOD 1981-2010 MONTHLY NORMALS: MAX 66.7 MIN 42.1 AVG 54.4 PCP 3.47" SNW 0.3" KEY... DY=DAY OF MONTH NMX=NORMAL DAILY MAX(F) NMN=NORMAL DAILY MIN(F) NPCP=NORMAL DAILY PRECIP (IN) RMX=DAILY RECORD HIGH MAX(F) LOMX=DAILY RECORD LOWEST MAX(F) RMN=DAILY RECORD LOW MIN(F) HIMN=DAILY RECORD HIGHEST MIN(F) MAXPCP=DAILY MAX PRECIP (IN) MXSNO=DAILY MAX SNOWFALL (IN) CALENDAR DAY MEANS/EXTREMES ARE BASED UPON LOCAL STANDARD TIME (LST) MIDNIGHT-TO-MIDNIGHT. Last updated: Sat Apr 20 16:00:01 GMT 2013