TODAY SEP25
TEMPERATURE65
HUMIDITY80
PRESSURE29.86
WIND COND.100 3.4
  • 7046Tue50%40%
  • 6245Wed
  • 6643Thu20%
  • 5840Fri30%
  • 5741Sat30%30%
daynightWeather update from Prairie Du Chien Municipal Airport at
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Garnavillo 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
January13°F29°F21°F1.4"
February14°F32°F22°F1.1"
March28°F47°F37°F2.8"
April39°F61°F49°F4.6"
May50°F72°F60°F5.1"
June60°F80°F69°F8.0"
July63°F84°F73°F5.2"
August61°F82°F71°F5.1"
September54°F76°F63°F4.2"
October43°F63°F52°F4.1"
November31°F49°F39°F3.2"
December18°F33°F26°F3.2"

Did you know?

  • The highest monthly average temperature in Garnavillo for July is 73 degrees.
  • The lowest monthly average temperature in Garnavillo for January is 21 degrees.
  • The most monthly precipitation in Garnavillo occurs in June with 8 inches.
  • The air quality index in Garnavillo is 35% better than the national average.
  • The pollution index in Garnavillo is 62% better than the national average.

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Compare Garnavillo, IA Weather To Other Cities

Garnavillo 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.
IndexGarnavilloIowaNational
Air quality index323950
Pollution index1,904,1201,643,8365,066,862

Garnavillo air quality information

MeasurementTotal
Days measured356
Days with good air quality287
Days with moderate air quality69
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Garnavillo air quality information

PollutantTotal
Arsenic0.040%
Benzene0.020%
Carbon Tetrachloride0.001%
Lead0.010%
Mercury0.050%

Average monthly Garnavillo temperature with heat index

Garnavillo monthly precipitation with daily maximum

Garnavillo monthly snow depth with daily maximum

Garnavillo monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Elkport, IA253236%
North Buena Vista, IA933236%
Cassville, WI9423236%
Farmersburg, IA2783236%
McGregor, IA8043236%
Garnavillo, IA8243236%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Grand Ridge, FL8243334%
Memphis, IN8245510%
Winfield, PA8243138%
Shirley, IN824365630%
Hartford, IA8244118%
Garnavillo, IA8243236%
Source: The Garnavillo, 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.