TODAY OCT24
TEMPERATURE72
HUMIDITY35
PRESSURE30.1
WIND COND.280 4.7
  • 5940Wed
  • 5240Thu60%
  • 5540Fri70%
  • 5641Sat30%30%
  • 5639Sun50%
daynightWeather update from Washington Regional Airport at
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Sullivan 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
January22°F44°F32°F1.3"
February26°F47°F35°F1.5"
March36°F60°F46°F3.3"
April46°F70°F57°F5.4"
May54°F76°F64°F5.8"
June64°F85°F74°F4.2"
July67°F89°F77°F4.9"
August65°F87°F75°F5.0"
September58°F80°F68°F3.1"
October47°F70°F57°F2.6"
November36°F57°F46°F3.3"
December28°F46°F36°F2.9"

Did you know?

  • The highest monthly average temperature in Sullivan for July is 77 degrees.
  • The lowest monthly average temperature in Sullivan for January is 32 degrees.
  • The most monthly precipitation in Sullivan occurs in May with 5.8 inches.
  • The air quality index in Sullivan is 20% worse than the national average.
  • The pollution index in Sullivan is 92% better than the national average.

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Sullivan 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.
IndexSullivanMissouriNational
Air quality index609750
Pollution index399,5572,360,5665,066,862

Sullivan 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

Sullivan air quality information

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

Average monthly Sullivan temperature with heat index

Sullivan monthly precipitation with daily maximum

Sullivan monthly snow depth with daily maximum

Sullivan monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Gerald, MO1,3753726%
St. Cloud, MO913726%
Bourbon, MO1,7003726%
Leasburg, MO4313726%
West Sullivan, MO713726%
Sullivan, MO6,8386020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Jackson, WI6,8394510%
Maple Glen, PA6,8375714%
Byron Center, MI6,8403922%
West Samoset, FL6,8363824%
Mountainside, NJ6,835536%
Sullivan, MO6,8386020%
Source: The Sullivan, 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.