Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain and gusty winds from Tropical Storm Moke will impact the Big Island into Monday, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Dangerous heat persists across the Southern Plains and Lower Mississippi Valley, building further into the Southwest by midweek. 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"