TODAY NOV07
TEMPERATURE
HUMIDITY
PRESSURE101730
WIND COND.230 7.6
  • 6032Fri
  • 4928Sat
  • 5141Sun60%
  • 604050%
  • 5331Tue
daynightWeather update from Montgomery, Orange County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Rock Hill for July is 69.9 degrees
  • The lowest monthly average temperature in Rock Hill for January is 24 degrees
  • The most monthly precipitation in Rock Hill occurs in June with 9.2 inches
  • The air quality index in Rock Hill is 14% better than the national average
  • The pollution index in Rock Hill is 253% worse than the national average

Compare Rock Hill, NY Weather

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      Rock Hill 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
      January17°F32°F24°F4.9"
      February17°F33°F25°F4.4"
      March26°F45°F34°F5.3"
      April36°F58°F46°F6.9"
      May47°F69°F57°F5.6"
      June55°F76°F65°F9.2"
      July60°F81°F70°F8.2"
      August57°F78°F67°F8.7"
      September52°F72°F61°F7.4"
      October42°F60°F50°F6.6"
      November31°F48°F39°F4.7"
      December24°F37°F30°F6.3"

      Rock Hill 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.
      IndexRock HillNew YorkNational
      Air quality index364342
      Pollution index9,612,3506,179,2752,726,193

      Rock Hill air quality

      MeasurementTotal
      Days measured365
      Days with good air quality319
      Days with moderate air quality46
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Air quality details

      PollutantTotal
      Arsenic0.030%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.230%
      Mercury0.080%

      Average monthly Rock Hill temperature with heat index

      Rock Hill monthly precipitation with daily maximum

      Rock Hill monthly snow depth with daily maximum

      Rock Hill monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Loch Sheldrake, NY1,5883628.0%
      South Fallsburg, NY1,3123628.0%
      Mechanicstown, NY7,7703628.0%
      Washington Heights, NY1,9633628.0%
      Goshen, NY5,3463628.0%
      Rock Hill, NY2,2043628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Vernon, AL2,2043530.0%
      Spring Arbor, MI2,2043922.0%
      Spencerville, OH2,2043922.0%
      Topton, PA2,2044216.0%
      Montgomery, TX2,204524.0%
      Rock Hill, NY2,2043628.0%
      Source: The Rock Hill, 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.