TODAY AUG16
TEMPERATURE77
HUMIDITY79
PRESSURE29.97
WIND COND.270 8.1
  • 9175Thu
  • 8674Fri50%
  • 8369Sat30%30%
  • 7966Sun
  • 7967Mon
daynightWeather update from Islip, Long Island Mac Arthur Airport at

Terryville 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
January24°F41°F32°F4.0"
February24°F43°F33°F3.0"
March31°F50°F40°F4.2"
April41°F61°F50°F3.5"
May51°F71°F60°F3.6"
June60°F79°F69°F4.7"
July68°F85°F76°F3.1"
August65°F83°F74°F5.6"
September60°F78°F68°F3.1"
October49°F67°F58°F4.1"
November37°F56°F46°F3.0"
December31°F47°F39°F4.9"

Did you know?

  • The highest monthly average temperature in Terryville for July is 76 degrees.
  • The lowest monthly average temperature in Terryville for January is 32 degrees.
  • The most monthly precipitation in Terryville occurs in August with 5.6 inches.
  • The air quality index in Terryville is 5% better than the national average.
  • The pollution index in Terryville is 673% worse than the national average.

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Compare Terryville, NY Weather To Other Cities

Terryville 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.
IndexTerryvilleNew YorkNational
Air quality index474350
Pollution index39,208,8009,373,0575,066,862

Terryville air quality information

MeasurementTotal
Days measured365
Days with good air quality200
Days with moderate air quality146
Days w/ poor A.Q. for sensitive groups18
Days with unhealthy air quality1

Terryville air quality information

PollutantTotal
Arsenic0.060%
Benzene0.320%
Carbon Tetrachloride0.020%
Lead0.320%
Mercury0.130%

Average monthly Terryville temperature with heat index

Terryville monthly precipitation with daily maximum

Terryville monthly snow depth with daily maximum

Terryville monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Baywood, NY7,415476%
Bohemia, NY9,372476%
Commack, NY36,625476%
East Islip, NY13,853476%
Farmingville, NY15,363476%
Terryville, NY12,588476%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Woodhaven, MI12,590688%
Bensville, MD12,584492%
Ardmore, PA12,5925714%
Clarkston, GA12,594524%
North Palm Beach, FL12,5812942%
Terryville, NY12,588476%
Source: The Terryville, NY 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.