{"metadata":{"title":"Oil City, MI Monthly Climate Normals","page_url":"https://plainclimate.com/city/oil-city-mi","primary_station_id":"USC00206080","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, \"Oil City, MI Climate Normals\". https://plainclimate.com/city/oil-city-mi","row_count":12},"annual_summary":{"city_slug":"oil-city-mi","ann_tavg":45.2,"ann_tmax":56,"ann_tmin":34.4,"ann_prcp":null,"ann_snow":null,"ann_htdd":7532.2,"ann_cldd":359.8,"frost_first":"09/29","frost_last":"05/15","growing_season":137,"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":20.6,"avg_high_f":28.7,"avg_low_f":12.4,"precip_in":null,"snow_in":null,"heating_degree_days":1377.6,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":29.5,"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":22,"avg_high_f":31.2,"avg_low_f":12.8,"precip_in":null,"snow_in":null,"heating_degree_days":1203.9,"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},{"month":"March","month_number":3,"avg_temp_f":30.9,"avg_high_f":41.7,"avg_low_f":20,"precip_in":null,"snow_in":null,"heating_degree_days":1058.6,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":27.5,"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":43.3,"avg_high_f":55.5,"avg_low_f":31.1,"precip_in":null,"snow_in":null,"heating_degree_days":651.5,"cooling_degree_days":0.5,"days_with_precip":null,"days_with_snow":null,"days_freezing":18.9,"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":55.8,"avg_high_f":68.4,"avg_low_f":43.2,"precip_in":null,"snow_in":null,"heating_degree_days":302.1,"cooling_degree_days":16.7,"days_with_precip":null,"days_with_snow":null,"days_freezing":5,"days_90f_plus":0.6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":64.2,"avg_high_f":76.7,"avg_low_f":51.7,"precip_in":null,"snow_in":null,"heating_degree_days":93.4,"cooling_degree_days":69.5,"days_with_precip":null,"days_with_snow":null,"days_freezing":0.2,"days_90f_plus":2.5,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":68.8,"avg_high_f":80.8,"avg_low_f":56.7,"precip_in":null,"snow_in":null,"heating_degree_days":27.7,"cooling_degree_days":143.6,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":3.6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":66.8,"avg_high_f":79,"avg_low_f":54.6,"precip_in":null,"snow_in":null,"heating_degree_days":43.1,"cooling_degree_days":98.8,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":2.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":58.9,"avg_high_f":71.4,"avg_low_f":46.4,"precip_in":null,"snow_in":null,"heating_degree_days":210.5,"cooling_degree_days":27.4,"days_with_precip":null,"days_with_snow":null,"days_freezing":0.9,"days_90f_plus":1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":47.8,"avg_high_f":58.8,"avg_low_f":36.7,"precip_in":null,"snow_in":null,"heating_degree_days":537.9,"cooling_degree_days":3.2,"days_with_precip":null,"days_with_snow":null,"days_freezing":11.6,"days_90f_plus":0.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":37.2,"avg_high_f":46.1,"avg_low_f":28.2,"precip_in":null,"snow_in":null,"heating_degree_days":835.6,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":21.5,"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":26.6,"avg_high_f":33.7,"avg_low_f":19.5,"precip_in":null,"snow_in":null,"heating_degree_days":1190.3,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":28.4,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}