Climate Monitoring / State of Climate / Global Hazards / Selected Extremes / Help

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Selected U.S. City
and State Extremes

July 2010

Source NOAA/NWS Forecast Offices and compiled by NCDC

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Temperature / Dewpoint Rainfall / Thunderstorms Snowfall Wind Pressure Miscellaneous

Maps of Monthly and All-Time Records

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For additional records not included in the selected list below please refer to the U.S. Records page.

Temperature / Dewpoint

Location	Record Type	New Record Date	New Record	Old Record	Old Record Date
Los Angeles AP, CA	Tied low max temp record for the month	July 6, 2010	66°F	66°F	July 25, 1965
Las Vegas/McCarran Int'l AP, NV	Tied low temp record of consecutive days ≥ 90° or better	as of July 20, 2010	5 days	5 days	July 25, 1965
West Palm Beach, FL	Tied all-time high min temp record for the month	July 24, 2010	83°F	83°F	July 21, 2010
Philadelphia, PA	Second warmest July on record	July 2010	avg of 81.7°F	avg of 81.5°F	July 1995;the warmest occurred in 1994 with 82.1°F
Philadelphia, PA	All-time high min temp record for the month	July 24, 2010	83°F	82°F	August 8, 2001
Atlantic City, NJ	All-time high min temp record for the month	July 24, 2010	83°F	82°F	August 3, 2006
Atlantic City, NJ	Warmest July on record	July 2010	79.8°F	78.7°F	July 1983
Norfolk, VA	Tied all-time high temp record for the month	July 25, 2010	105°F	105°F	August 7, 1971 and July 24, 2010
Raleigh-Durham Int'l AP, NC	All-time high min temp record for the month	July 25, 2010	80°F	79°F	July 24, 2010
Lakeland, FL	Max temp record for the month	July 28, 2010	102°F	100°F	July 11, 1989
Naples, FL	All-time high min temp record for the month	July 30, 2010	83°F	82°F	July 2009
Las Vegas/McCarran Int'l AP, NV	Tied record number of days with temp ≥ 100°F	July 2010	31 days	31 days	July 1988, 1971, 1963 and 1944
Las Vegas/McCarran Int'l AP, NV	Warmest all-time and month on record	July 2010	avg of 96.2°F	avg of 95.4°F	July 2007
Lansing/Capital City AP, MI	Six warmest July on record	July 2010	avg of 74.6°F	avg of 74.5°F	July 1988;the warmest occurred in 1955 with 77.7°F
Muskegon County AP, MI	Second warmest July on record	July 2010	avg of 75.0°F	avg of 74.7°F	July 1916;the warmest occurred in 1955 with 75.9°F
Hartford/Bradley Int'l AP, CT	Tied warmest July on record	July 2010	avg of 77.1°F	avg of 77.1°F	July 1994
Wilmington, NJ	Tied seventh warmest July on record	July 2010	avg of 79.6°F	avg of 79.6°F	July 1898;the warmest occurred in 1955 with 81.2°F
Washington Nat'l AP, DC	Tied warmest all-time and month on record	July 2010	avg of 83.1°F	avg of 83.1°F	July 1993
Baltimore, MD	Tied warmest all-time and month on record	July 2010	avg of 81.5°F	avg of 81.5°F	July 1949 and 1995
Trenton, NJ	Record number of days ≥ 90°F	July 2010	21 days	20 days	July 1983
Trenton, NJ	Tied warmest July on record	July 2010	80.5°F	80.5°F	July 1955
Reading, NJ	Six warmest July on record	July 2010	78.8°F	78.6°F	July 1921;the warmest occurred in 1955 with 81.5°F
Reading, NJ	Tied number of days ≥ 90°F	July 2010	22 days	20 days	July 1955 and 1999
Mount Pocono, NJ	Third warmest July on record	July 2010	avg of 71.8°F	avg of 71.5°F	July 1999;the warmest occurred in 1955 with 73.2°F

Rainfall

Location	Record Type	New Record Date	New Record	Old Record	Old Record Date
Amarillo, TX	July rainfall record	July 2010	8.02 inches	7.59 inches	July 1960
Amarillo, TX	All-time 24-hour rainfall record	July 7-8, 2010	7.25 inches	6.75 inches	May 15-16, 1951
Amarillo/Rick Husband Int'l AP, TX	July calender day rainfall record	July 7, 2010	5.74 inches	4.08 inches	July 8, 1943
Fairbanks AP, AK	July one-hour rainfall record	July 21, 2010	1.15 inches	0.99 inches	July 13, 1939
Green Bay/Austin Straubel AP, WI	July rainfall record	as of July 22, 2010	9.51 inches	7.46 inches	July 1912
Milwaukee, WI	Second greatest calender day rainfall record	July 22, 2010	5.61 inches	N/A	N/A;the greatest occurred on August 6, 1986 with 6.81 inches
Northway, AK	Thirty day precipitation record	June 25-July 24, 2010	9.29 inches	6.95 inches	June 19-July 18, 2005
Sioux Falls/Joe Foss Field, SD	Second wettest July on record	July 2010	8.55 inches	N/A	N/A;the wettest occurred in 1900 with 9.11 inches
Sioux Falls/Joe Foss Field, SD	Third wettest June-July on record	2010	16.38 inches	14.29 inches	1993
Appleton, WI	Wettest July on record	July 2010	13.13 inches	8.21 inches	July 1994
Appleton, WI	All-time wettest month on record	July 2010	13.13 inches	10.30 inches	August 1995
Milwaukee, WI	Wettest July on record	July 2010	10.93 inches	7.66 inches	July 1964
Milwaukee, WI	Wettest June-July on record	2010	17.86 inches	15.47 inches	2008
Allentown, NJ	Six wettest July on record	July 2010	8.87 inches	8.75 inches	July 1952;the wettest occurred in 1969 with 10.42 inches

Snowfall

Location	Record Type	New Record Date	New Record	Old Record	Old Record Date
None Reported.

Wind

Location	Record Type	New Record Date	New Record	Old Record	Old Record Date
None Reported.

Pressure

Location	Record Type	New Record Date	New Record	Old Record	Old Record Date
None Reported.

Miscellaneous

Location	Record Type	New Record Date	New Record	Old Record	Old Record Date
Vivian, SD	North American Hailstone record	July 26, 2010	8.0 inch diameter and 1.9375 lbs	7.0 inch diameter and 1.67 lbs	Aurora, NE (2003) and Coffeeville, KS (1970), respectively
La Crosse, WI	Highest Avg Dew Point record	June 1-July 31, 2010	63.1°	62.9°	June 1-July 31, 1978

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