{"metadata":{"title":"Marco Island, FL Monthly Climate Normals","page_url":"https://plainclimate.com/city/marco-island-fl","primary_station_id":"USC00085359","source":"NOAA 1991-2020 U.S. Climate Normals","source_url":"https://www.ncei.noaa.gov/products/land-based-station/us-climate-normals","vintage":"2026-07-31","license":"CC0 1.0","license_url":"https://creativecommons.org/publicdomain/zero/1.0/","citation":"PlainClimate, \"Marco Island, FL Climate Normals\". https://plainclimate.com/city/marco-island-fl","row_count":12},"annual_summary":{"city_slug":"marco-island-fl","ann_tavg":75.3,"ann_tmax":83.9,"ann_tmin":66.7,"ann_prcp":53.3,"ann_snow":null,"ann_htdd":281.3,"ann_cldd":4057.3,"frost_first":"-9999.0","frost_last":"-9999.0","growing_season":null,"warmest_month":8,"coldest_month":1,"wettest_month":9,"driest_month":12,"snowiest_month":null,"comfort_score":null},"data":[{"month":"January","month_number":1,"avg_temp_f":64.4,"avg_high_f":73.9,"avg_low_f":54.9,"precip_in":2.5,"snow_in":null,"heating_degree_days":103.2,"cooling_degree_days":84.9,"days_with_precip":5.3,"days_with_snow":null,"days_freezing":0.3,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"February","month_number":2,"avg_temp_f":66.7,"avg_high_f":76.2,"avg_low_f":57.1,"precip_in":1.91,"snow_in":null,"heating_degree_days":60.5,"cooling_degree_days":106.6,"days_with_precip":4.7,"days_with_snow":null,"days_freezing":0.1,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"March","month_number":3,"avg_temp_f":69.4,"avg_high_f":78.9,"avg_low_f":59.9,"precip_in":2.05,"snow_in":null,"heating_degree_days":31.3,"cooling_degree_days":167.8,"days_with_precip":4.3,"days_with_snow":null,"days_freezing":0,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"April","month_number":4,"avg_temp_f":74.1,"avg_high_f":83.2,"avg_low_f":64.9,"precip_in":2.48,"snow_in":null,"heating_degree_days":4.9,"cooling_degree_days":276.4,"days_with_precip":5,"days_with_snow":null,"days_freezing":0,"days_90f_plus":0.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"May","month_number":5,"avg_temp_f":78.6,"avg_high_f":87.5,"avg_low_f":69.7,"precip_in":3.38,"snow_in":null,"heating_degree_days":0,"cooling_degree_days":421.6,"days_with_precip":8.7,"days_with_snow":null,"days_freezing":0,"days_90f_plus":5.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":82.2,"avg_high_f":90.1,"avg_low_f":74.2,"precip_in":8.36,"snow_in":null,"heating_degree_days":0,"cooling_degree_days":514.4,"days_with_precip":15.9,"days_with_snow":null,"days_freezing":0,"days_90f_plus":14.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":83.5,"avg_high_f":91.1,"avg_low_f":75.8,"precip_in":6.6,"snow_in":null,"heating_degree_days":0,"cooling_degree_days":572,"days_with_precip":15.8,"days_with_snow":null,"days_freezing":0,"days_90f_plus":19,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":83.8,"avg_high_f":91.5,"avg_low_f":76.2,"precip_in":9.16,"snow_in":null,"heating_degree_days":0,"cooling_degree_days":584.3,"days_with_precip":18.8,"days_with_snow":null,"days_freezing":0,"days_90f_plus":20.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":82.6,"avg_high_f":90,"avg_low_f":75.2,"precip_in":9.92,"snow_in":null,"heating_degree_days":0,"cooling_degree_days":528,"days_with_precip":17.5,"days_with_snow":null,"days_freezing":0,"days_90f_plus":15.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":78.8,"avg_high_f":86.9,"avg_low_f":70.7,"precip_in":3.21,"snow_in":null,"heating_degree_days":1.6,"cooling_degree_days":429.2,"days_with_precip":8.6,"days_with_snow":null,"days_freezing":0,"days_90f_plus":5.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":72,"avg_high_f":80.5,"avg_low_f":63.4,"precip_in":2.02,"snow_in":null,"heating_degree_days":16.8,"cooling_degree_days":225.5,"days_with_precip":5.4,"days_with_snow":null,"days_freezing":0,"days_90f_plus":0.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"December","month_number":12,"avg_temp_f":67.7,"avg_high_f":76.8,"avg_low_f":58.6,"precip_in":1.71,"snow_in":null,"heating_degree_days":63,"cooling_degree_days":146.6,"days_with_precip":5.1,"days_with_snow":null,"days_freezing":0.3,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}