Areas of Excessive Rainfall; Watching for Tropical Cyclone Development in the Atlantic

Heavy to excessive rainfall Wednesday may bring areas of flash and urban flooding over portions of the Ohio and Tennessee Valleys. In Arizona and New Mexico, heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding Thursday into Saturday. Two tropical waves in the Atlantic are being monitored for tropical cyclone formation within the next few days. Read More >

Climate/Almanac Data - August Normals - August Records

AUGUST

Site (Click site name for report)	Avg Temp	Normal	Dept From Norm	Precip Total	Normal	Dept From Norm
Burlington	74.9°	75.1°	-0.2°	5.03"	4.27"	+0.76"
Cedar Rapids	73.0°	71.0°	+2.0°	7.68"	4.48"	+3.20"
Davenport	73.6°	71.2°	+2.4°	9.73"	4.62"	+5.11"
Dubuque	72.1°	70.0°	+2.1°	3.75"	4.40"	-0.65"
Iowa City	74.8°	72.7°	+2.1°	7.03"	4.50"	+2.53"
Moline	75.3°	73.5°	+1.8°	8.07" (8)	4.52"	+3.55"

The ranking is listed in parentheses (__) when within the "Top 10".

August 2016 was near normal to about 2.5 degrees above normal.

Precipitation totals for August 2016 ranged from about 2/3 of an inch below normal at Dubuque to over 5 inches above normal at
Davenport.

Please see August Records for monthly record information.

The climate maps below are courtesy of the Midwest Regional Climate Center.

These maps become available around 10am on the first of the month.

Average Temperature	Average Temperature Departure from Mean	Accumulated Precipitation	Accumulated Precipitation Percent of Mean

Climate/Almanac Data - Summer Normals - Summer Records

Summer
(Jun-Aug)

Site (Click site name for report courtesy of the Iowa Environmental Mesonet.)	Avg Temp	Normal	Dept From Norm	Precip Total	Normal	Dept From Norm
Burlington	74.9°	75.1°	-0.2°	13.40"	12.99"	+0.41"
Cedar Rapids	72.8°	71.2°	+1.6°	19.87"	13.86"	+6.01"
Davenport	73.0°	71.6°	+1.4°	21.92"	13.01"	+8.91"
Dubuque	71.4°	70.1°	+1.3°	18.21"	13.11"	+5.10"
Iowa City	74.5°	73.0°	+1.5°	17.03"	14.06"	+2.97"
Moline	75.3°	73.5°	+1.8°	19.42"	13.30"	+6.12"