TODAY NOV20
TEMPERATURE56
HUMIDITY53
PRESSURE29.78
WIND COND.120 12.8
  • 4820Thu50%
  • 3822Fri
  • 4425Sat
  • 4929Sun
  • 4831Mon
daynightWeather update from Perry Municipal Airport at
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Grand Junction 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
January12°F31°F21°F0.7"
February15°F35°F24°F0.6"
March29°F50°F38°F1.0"
April40°F64°F51°F1.2"
May50°F75°F62°F1.5"
June61°F84°F72°F1.9"
July63°F86°F74°F1.3"
August61°F83°F71°F2.2"
September53°F79°F65°F2.1"
October41°F67°F53°F1.6"
November30°F52°F39°F0.8"
December18°F37°F26°F0.9"

Did you know?

  • The highest monthly average temperature in Grand Junction for July is 74 degrees.
  • The lowest monthly average temperature in Grand Junction for January is 21 degrees.
  • The most monthly precipitation in Grand Junction occurs in August with 2.2 inches.
  • The air quality index in Grand Junction is 26% better than the national average.
  • The pollution index in Grand Junction is 90% better than the national average.

Compare Grand Junction, IA Weather To Other Cities

Grand Junction 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.
IndexGrand JunctionIowaNational
Air quality index373950
Pollution index517,6911,643,8365,066,862

Grand Junction air quality information

MeasurementTotal
Days measured214
Days with good air quality210
Days with moderate air quality4
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Grand Junction air quality information

PollutantTotal
Arsenic0.000%
Benzene0.010%
Carbon Tetrachloride0.001%
Lead0.002%
Mercury0.000%

Average monthly Grand Junction temperature with heat index

Grand Junction monthly precipitation with daily maximum

Grand Junction monthly snow depth with daily maximum

Grand Junction monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Berkley, IA213726%
Dana, IA783726%
Jefferson, IA4,2073726%
Pilot Mound, IA1613726%
Bouton, IA1613726%
Grand Junction, IA8383726%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Vernon, MI8383824%
Patagonia, AZ838355610%
Electric City, WA8382452%
Jonesville, SC8384020%
Carson, IA838484%
Grand Junction, IA8383726%
Source: The Grand Junction, 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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