Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Climate/Almanac Data - August Normals - August Records

August

Site (Click site name for report)	Avg Temp	Normal 1991-2020	Dept From Norm	Precip Total	Normal 1991-2020	Dept From Norm
Burlington	74.0°	73.8°	+0.2°	1.02"	3.77"	-2.75"
Cedar Rapids	72.0°	70.8°	+1.2°	2.33"	4.07"	-1.74"
Davenport	71.8°	71.7°	+0.1°	3.51"	3.96"	-0.45"
Dubuque	71.0°	69.8°	+1.2°	5.39"	3.95"	+1.44"
Iowa City	74.3°	73.5°	+0.8°	2.00"	3.94"	-1.94"
Moline	73.4°	73.4°	0.0°	4.21"	3.97"	+0.24"

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

August 2022 was near normal to about 1 degree above normal.

Precipitation totals were about 1.5 inches above normal at Dubuque to 2.75 inches below normal at Burlington.

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.)	Average Temperature	Normal 1991-2020	Departure From Normal	Precipitation Total	Normal 1991-2020	Departure From Normal
Burlington	74.1°	73.9°	+0.2°	5.95" (10th driest)	12.66"	-6.71"
Cedar Rapids	72.1°	71.1°	+1.0°	11.37"	14.04"	-2.67"
Davenport	72.7°	72.2°	+0.5°	12.69"	12.76"	-0.07"
Dubuque	71.3°	70.0°	+1.3°	13.24"	13.94"	-0.70"
Iowa City	74.6°	73.9°	+0.7°	9.96"	13.14"	-3.18"
Moline	74.2°	73.7°	+0.5°	11.45"	13.21"	-1.76"