TODAY SEP23
TEMPERATURE67
HUMIDITY66
PRESSURE30.21
WIND COND.50 8.1
  • 6861Mon60%
  • 7270Tue90%60%
  • 7963Wed50%50%
  • 7061Thu
  • 7261Fri30%
daynightWeather update from New York, La Guardia Airport at
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Roslyn 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
January27°F43°F34°F3.5"
February27°F44°F35°F2.9"
March34°F53°F42°F3.8"
April45°F65°F53°F4.4"
May54°F74°F63°F4.2"
June64°F83°F73°F4.9"
July71°F89°F79°F4.3"
August70°F86°F77°F5.0"
September64°F80°F71°F3.3"
October53°F69°F60°F5.1"
November42°F58°F49°F3.2"
December34°F48°F40°F4.9"

Did you know?

  • The highest monthly average temperature in Roslyn for July is 79 degrees.
  • The lowest monthly average temperature in Roslyn for January is 34 degrees.
  • The most monthly precipitation in Roslyn occurs in October with 5.1 inches.
  • The air quality index in Roslyn is 6% worse than the national average.
  • The pollution index in Roslyn is 341% worse than the national average.

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Roslyn 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.
IndexRoslynNew YorkNational
Air quality index534350
Pollution index22,367,0009,373,0575,066,862

Roslyn air quality information

MeasurementTotal
Days measured365
Days with good air quality161
Days with moderate air quality189
Days w/ poor A.Q. for sensitive groups15
Days with unhealthy air quality

Roslyn air quality information

PollutantTotal
Arsenic0.040%
Benzene0.180%
Carbon Tetrachloride0.070%
Lead0.050%
Mercury0.050%

Average monthly Roslyn temperature with heat index

Roslyn monthly precipitation with daily maximum

Roslyn monthly snow depth with daily maximum

Roslyn monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Huntington, NY17,942476%
Laurel Hollow, NY1,929476%
Centre Island, NY509476%
Huntington Bay, NY1,516476%
Lloyd Harbor, NY3,696476%
Roslyn, NY2,808536%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Wilton, IA2,8085612%
Lincoln, ID2,8083530%
New Hope, AL2,8083726%
Norway, MI2,8094020%
Hayti, MO2,8093628%
Roslyn, NY2,808536%
Source: The Roslyn, 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.