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Key findings

  • The highest monthly average temperature in Jamaica for July is 74 degrees
  • The lowest monthly average temperature in Jamaica for January is 21 degrees
  • The most monthly precipitation in Jamaica occurs in August with 2.2 inches
  • The air quality index in Jamaica is 26% better than the national average
  • The pollution index in Jamaica is 89% better than the national average

Compare Jamaica, IA Weather

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      Jamaica 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
      January12°F31°F21°F0.7"
      February15°F35°F24°F0.6"
      March29°F50°F38°F1.0"
      April40°F64°F51°F1.2"
      May50°F75°F62°F1.5"
      June61°F84°F72°F1.9"
      July63°F86°F74°F1.3"
      August61°F83°F71°F2.2"
      September53°F79°F65°F2.1"
      October41°F67°F53°F1.6"
      November30°F52°F39°F0.8"
      December18°F37°F26°F0.9"

      Jamaica 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.
      IndexJamaicaIowaNational
      Air quality index373950
      Pollution index532,4521,643,8365,066,862

      Jamaica air quality information

      MeasurementTotal
      Days measured214
      Days with good air quality210
      Days with moderate air quality4
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Jamaica air quality information

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

      Average monthly Jamaica temperature with heat index

      Jamaica monthly precipitation with daily maximum

      Jamaica monthly snow depth with daily maximum

      Jamaica monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Grand Junction, IA8383726%
      Scranton, IA5653726%
      Bagley, IA3353726%
      Perry, IA7,8763726%
      Jefferson, IA4,2073726%
      Jamaica, IA2423726%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Bath, SD2422060%
      Chelsea, IA2423922%
      Great Meadows, NJ2423432%
      Saratoga, IN2423530%
      Kapowsin, WA2423040%
      Jamaica, IA2423726%
      Source: The Jamaica, IA 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.