TODAY AUG18
TEMPERATURE77
HUMIDITY74
PRESSURE29.96
WIND COND.
  • 8766Sat
  • 8769Sun30%
  • 8465Mon60%60%
  • 8261Tue
  • 8158Wed
daynightWeather update from Washington Regional Airport at

Troy Average Weather

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
January23°F44°F32°F2.1"
February25°F46°F35°F1.8"
March36°F60°F47°F3.7"
April46°F71°F58°F5.3"
May55°F78°F66°F4.5"
June65°F87°F76°F4.8"
July68°F90°F79°F2.9"
August66°F89°F77°F3.4"
September58°F82°F69°F3.9"
October46°F70°F57°F3.0"
November36°F59°F46°F2.8"
December27°F45°F35°F3.1"

Did you know?

  • The highest monthly average temperature in Troy for July is 79 degrees.
  • The lowest monthly average temperature in Troy for January is 32 degrees.
  • The most monthly precipitation in Troy occurs in April with 5.3 inches.
  • The air quality index in Troy is 20% worse than the national average.
  • The pollution index in Troy is 39% better than the national average.

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Compare Troy, MO Weather To Other Cities

Troy 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.
IndexTroyMissouriNational
Air quality index609750
Pollution index3,042,5302,360,5665,066,862

Troy air quality information

MeasurementTotal
Days measured365
Days with good air quality99
Days with moderate air quality231
Days w/ poor A.Q. for sensitive groups33
Days with unhealthy air quality2

Troy air quality information

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

Average monthly Troy temperature with heat index

Troy monthly precipitation with daily maximum

Troy monthly snow depth with daily maximum

Troy monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Whiteside, MO603432%
Pendleton, MO273726%
Cave, MO16020%
Flint Hill, MO5386020%
Hawk Point, MO6736020%
Troy, MO11,3746020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lewisburg, TN11,3763138%
Clute, TX11,370524%
Niles, MI11,3793824%
Home Gardens, CA11,3838570%
Emmaus, PA11,363476%
Troy, MO11,3746020%
Source: The Troy, MO 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.