TODAY DEC12
TEMPERATURE38
HUMIDITY76
PRESSURE29.98
WIND COND.210 15
  • 3516Fri40%30%
  • 223Sat20%
  • 179Sun20%
  • 259Mon
  • 259Tue
daynightWeather update from Marshalltown, Marshalltown Municipal Airport at
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Morrison Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January9°F29°F19°F1.3"
February11°F33°F22°F1.2"
March25°F49°F36°F1.9"
April36°F63°F49°F5.0"
May47°F74°F60°F4.8"
June58°F83°F71°F6.5"
July61°F86°F74°F4.9"
August58°F84°F71°F4.0"
September51°F79°F64°F3.4"
October39°F65°F51°F3.2"
November27°F50°F38°F1.8"
December14°F33°F23°F2.1"

Did you know?

  • The highest monthly average temperature in Morrison for July is 74 degrees.
  • The lowest monthly average temperature in Morrison for January is 19 degrees.
  • The most monthly precipitation in Morrison occurs in June with 6.5 inches.
  • The air quality index in Morrison is 14% better than the national average.
  • The pollution index in Morrison is 92% better than the national average.

Compare Morrison, IA Weather To Other Cities

Morrison air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexMorrisonIowaNational
Air quality index433950
Pollution index416,1141,643,8365,066,862

Morrison air quality information

MeasurementTotal
Days measured365
Days with good air quality240
Days with moderate air quality122
Days w/ poor A.Q. for sensitive groups3
Days with unhealthy air quality

Morrison air quality information

PollutantTotal
Arsenic0.000%
Benzene0.004%
Carbon Tetrachloride0.001%
Lead0.000%
Mercury0.000%

Average monthly Morrison temperature with heat index

Morrison monthly precipitation with daily maximum

Morrison monthly snow depth with daily maximum

Morrison monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Conrad, IA1,0734314%
Holland, IA2844314%
Stout, IA1624314%
Dike, IA1,3094314%
Hudson, IA2,4144314%
Morrison, IA1224314%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Los Ojos, NM1224118%
Rosendale, MO1224510%
Skykomish, WA122492%
El Capitan, AZ122468%
Marion, ND1223530%
Morrison, IA1224314%
Source: The Morrison, IA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.
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