TODAY NOV15
TEMPERATURE44
HUMIDITY58
PRESSURE29.95
WIND COND.250 5.8
  • 4624Fri30%
  • 2614Sat
  • 3418Sun
  • 4020Mon
  • 4225Tue
daynightWeather update from Tekamah, Tekamah Municipal Airport at

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Castana 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°F20°F0.9"
February18°F35°F25°F2.3"
March31°F56°F41°F4.5"
April40°F65°F51°F7.4"
May53°F77°F64°F9.7"
June63°F85°F73°F4.3"
July65°F89°F77°F4.2"
August64°F85°F74°F5.9"
September54°F82°F67°F2.4"
October42°F68°F54°F2.7"
November27°F53°F39°F2.5"
December12°F30°F21°F1.9"

Did you know?

  • The highest monthly average temperature in Castana for July is 77 degrees.
  • The lowest monthly average temperature in Castana for January is 20 degrees.
  • The most monthly precipitation in Castana occurs in May with 9.7 inches.
  • The air quality index in Castana is 17% better than the national average.
  • The pollution index in Castana is 88% better than the national average.

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Compare Castana, IA Weather To Other Cities

Castana 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.
IndexCastanaIowaNational
Air quality index413950
Pollution index565,4511,643,8365,066,862

Castana air quality information

MeasurementTotal
Days measured365
Days with good air quality254
Days with moderate air quality110
Days w/ poor A.Q. for sensitive groups1
Days with unhealthy air quality

Castana air quality information

PollutantTotal
Arsenic0.000%
Benzene0.010%
Carbon Tetrachloride0.001%
Lead0.000%
Mercury0.000%

Average monthly Castana temperature with heat index

Castana monthly precipitation with daily maximum

Castana monthly snow depth with daily maximum

Castana monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Mapleton, IA1,2994118%
Rodney, IA584118%
Ute, IA3824118%
Blencoe, IA2534118%
Smithland, IA1854118%
Castana, IA944118%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Van, WV943432%
Wiota, WI943236%
Townsend, WI943628%
Dunning, NE941962%
Powhattan, KS944510%
Castana, IA944118%
Source: The Castana, 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.