{"metadata":{"title":"Frankenmuth, MI Monthly Climate Normals","page_url":"https://plainclimate.com/city/frankenmuth-mi","primary_station_id":"USC00202955","source":"NOAA 1991-2020 U.S. Climate Normals","source_url":"https://www.ncei.noaa.gov/products/land-based-station/us-climate-normals","vintage":"2026-08-04","license":"CC0 1.0","license_url":"https://creativecommons.org/publicdomain/zero/1.0/","citation":"PlainClimate, \"Frankenmuth, MI Climate Normals\". https://plainclimate.com/city/frankenmuth-mi","row_count":12},"annual_summary":{"city_slug":"frankenmuth-mi","ann_tavg":46.8,"ann_tmax":56.6,"ann_tmin":37.1,"ann_prcp":null,"ann_snow":null,"ann_htdd":7073,"ann_cldd":480.9,"frost_first":"10/12","frost_last":"05/03","growing_season":162,"warmest_month":7,"coldest_month":1,"wettest_month":1,"driest_month":null,"snowiest_month":null,"comfort_score":null},"data":[{"month":"January","month_number":1,"avg_temp_f":22,"avg_high_f":29.1,"avg_low_f":14.8,"precip_in":null,"snow_in":null,"heating_degree_days":1334.1,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":29.7,"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":23.5,"avg_high_f":32,"avg_low_f":14.9,"precip_in":null,"snow_in":null,"heating_degree_days":1163,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":26.6,"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":32.9,"avg_high_f":42.3,"avg_low_f":23.4,"precip_in":null,"snow_in":null,"heating_degree_days":997.2,"cooling_degree_days":0.7,"days_with_precip":null,"days_with_snow":null,"days_freezing":24.7,"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":45.2,"avg_high_f":56.2,"avg_low_f":34.1,"precip_in":null,"snow_in":null,"heating_degree_days":596.6,"cooling_degree_days":1.1,"days_with_precip":null,"days_with_snow":null,"days_freezing":13.6,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"May","month_number":5,"avg_temp_f":56.3,"avg_high_f":67.6,"avg_low_f":44.9,"precip_in":null,"snow_in":null,"heating_degree_days":297.5,"cooling_degree_days":26.2,"days_with_precip":null,"days_with_snow":null,"days_freezing":1.5,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":66.6,"avg_high_f":77.8,"avg_low_f":55.4,"precip_in":null,"snow_in":null,"heating_degree_days":57.4,"cooling_degree_days":105.2,"days_with_precip":null,"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":"July","month_number":7,"avg_temp_f":70.1,"avg_high_f":81.2,"avg_low_f":58.9,"precip_in":null,"snow_in":null,"heating_degree_days":14.7,"cooling_degree_days":171.1,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":2.5,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":68.1,"avg_high_f":79.1,"avg_low_f":57.1,"precip_in":null,"snow_in":null,"heating_degree_days":30.9,"cooling_degree_days":126.9,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":0.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":61.4,"avg_high_f":72.8,"avg_low_f":49.9,"precip_in":null,"snow_in":null,"heating_degree_days":156.3,"cooling_degree_days":46.5,"days_with_precip":null,"days_with_snow":null,"days_freezing":0.1,"days_90f_plus":0.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":49.6,"avg_high_f":59.6,"avg_low_f":39.5,"precip_in":null,"snow_in":null,"heating_degree_days":482.2,"cooling_degree_days":3.4,"days_with_precip":null,"days_with_snow":null,"days_freezing":6.2,"days_90f_plus":0.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":38.2,"avg_high_f":46.1,"avg_low_f":30.2,"precip_in":null,"snow_in":null,"heating_degree_days":805.4,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":19.3,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"December","month_number":12,"avg_temp_f":28.3,"avg_high_f":34.8,"avg_low_f":21.8,"precip_in":null,"snow_in":null,"heating_degree_days":1137.6,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":27.7,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}