TODAY DEC06
TEMPERATURE25
HUMIDITY86
PRESSURE30.41
WIND COND.330 8.1
  • 4933Sat
  • 4821Sun
  • 2912Mon30%
  • 207Tue
  • 2211Wed
daynightWeather update from Atlantic at
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Shelby 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
January14°F37°F24°F0.6"
February16°F41°F27°F0.9"
March29°F56°F41°F1.5"
April40°F67°F53°F3.8"
May50°F77°F63°F5.2"
June62°F87°F74°F4.9"
July66°F91°F78°F3.1"
August64°F88°F75°F6.1"
September55°F82°F67°F3.7"
October42°F69°F54°F3.0"
November29°F55°F41°F1.0"
December17°F39°F27°F1.7"

Did you know?

  • The highest monthly average temperature in Shelby for July is 78 degrees.
  • The lowest monthly average temperature in Shelby for January is 24 degrees.
  • The most monthly precipitation in Shelby occurs in August with 6.1 inches.
  • The air quality index in Shelby is 3% better than the national average.
  • The pollution index in Shelby is 14% better than the national average.

Compare Shelby, IA Weather To Other Cities

Shelby 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.
IndexShelbyIowaNational
Air quality index483950
Pollution index4,349,9301,643,8365,066,862

Shelby air quality information

MeasurementTotal
Days measured365
Days with good air quality197
Days with moderate air quality164
Days w/ poor A.Q. for sensitive groups4
Days with unhealthy air quality

Shelby air quality information

PollutantTotal
Arsenic0.210%
Benzene0.040%
Carbon Tetrachloride0.004%
Lead0.100%
Mercury0.160%

Average monthly Shelby temperature with heat index

Shelby monthly precipitation with daily maximum

Shelby monthly snow depth with daily maximum

Shelby monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Hancock, IA193484%
Neola, IA978484%
Tennant, IA73484%
Avoca, IA1,478484%
Harlan, IA5,008484%
Shelby, IA654484%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Burke, TX6543530%
Irvona, PA6544510%
Ririe, ID6544020%
Reardan, WA6553922%
Cotton Plant, AR653476%
Shelby, IA654484%
Source: The Shelby, 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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