TODAY OCT16
TEMPERATURE48
HUMIDITY62
PRESSURE30.16
WIND COND.250 3.4
  • 5435Wed
  • 5945Thu
  • 6339Fri
  • 5434Sat
  • 5640Sun
daynightWeather update from Audubon, Audubon County Airport at
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Harlan 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 Harlan for July is 78 degrees.
  • The lowest monthly average temperature in Harlan for January is 24 degrees.
  • The most monthly precipitation in Harlan occurs in August with 6.1 inches.
  • The air quality index in Harlan is 3% better than the national average.
  • The pollution index in Harlan is 14% better than the national average.

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Harlan 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.
IndexHarlanIowaNational
Air quality index483950
Pollution index4,349,9301,643,8365,066,862

Harlan 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

Harlan air quality information

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

Average monthly Harlan temperature with heat index

Harlan monthly precipitation with daily maximum

Harlan monthly snow depth with daily maximum

Harlan monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Neola, IA978484%
Shelby, IA654484%
Avoca, IA1,478484%
Earling, IA443484%
Kimballton, IA339484%
Harlan, IA5,008484%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Kahaluu, HI5,0093040%
Demarest, NJ5,007536%
Auburn, IL5,0063530%
Holbrook, AZ5,0114216%
Whiskey Creek, FL5,0113334%
Harlan, IA5,008484%
Source: The Harlan, 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.