{"metadata":{"title":"Fairfield, OH Monthly Climate Normals","page_url":"https://plainclimate.com/city/fairfield-oh","primary_station_id":"USC00332651","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, \"Fairfield, OH Climate Normals\". https://plainclimate.com/city/fairfield-oh","row_count":12},"annual_summary":{"city_slug":"fairfield-oh","ann_tavg":53.6,"ann_tmax":64.6,"ann_tmin":42.6,"ann_prcp":45.04,"ann_snow":null,"ann_htdd":5232.8,"ann_cldd":1117.7,"frost_first":"10/22","frost_last":"04/19","growing_season":186,"warmest_month":7,"coldest_month":1,"wettest_month":4,"driest_month":2,"snowiest_month":null,"comfort_score":68},"data":[{"month":"January","month_number":1,"avg_temp_f":29.5,"avg_high_f":38.2,"avg_low_f":20.8,"precip_in":3.38,"snow_in":null,"heating_degree_days":1100.2,"cooling_degree_days":0,"days_with_precip":9.2,"days_with_snow":null,"days_freezing":26,"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":32.7,"avg_high_f":42.4,"avg_low_f":23,"precip_in":2.95,"snow_in":null,"heating_degree_days":904.3,"cooling_degree_days":0,"days_with_precip":7.8,"days_with_snow":null,"days_freezing":22.5,"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":41.8,"avg_high_f":52.8,"avg_low_f":30.9,"precip_in":3.93,"snow_in":null,"heating_degree_days":719.2,"cooling_degree_days":1.6,"days_with_precip":10.2,"days_with_snow":null,"days_freezing":17.9,"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":53.2,"avg_high_f":65.7,"avg_low_f":40.7,"precip_in":4.94,"snow_in":null,"heating_degree_days":366.2,"cooling_degree_days":12.1,"days_with_precip":11.3,"days_with_snow":null,"days_freezing":5.1,"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":63.5,"avg_high_f":75.4,"avg_low_f":51.6,"precip_in":4.93,"snow_in":null,"heating_degree_days":129,"cooling_degree_days":82.4,"days_with_precip":11.8,"days_with_snow":null,"days_freezing":0.2,"days_90f_plus":1.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":72.2,"avg_high_f":83.5,"avg_low_f":60.8,"precip_in":4.37,"snow_in":null,"heating_degree_days":14.7,"cooling_degree_days":229.1,"days_with_precip":10.4,"days_with_snow":null,"days_freezing":0,"days_90f_plus":6.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":75.9,"avg_high_f":87.3,"avg_low_f":64.6,"precip_in":3.92,"snow_in":null,"heating_degree_days":0.5,"cooling_degree_days":339.9,"days_with_precip":8.9,"days_with_snow":null,"days_freezing":0,"days_90f_plus":12.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":74.7,"avg_high_f":86.6,"avg_low_f":62.7,"precip_in":3.45,"snow_in":null,"heating_degree_days":2.1,"cooling_degree_days":301.1,"days_with_precip":7.3,"days_with_snow":null,"days_freezing":0,"days_90f_plus":10.6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":67.5,"avg_high_f":79.9,"avg_low_f":55,"precip_in":3.27,"snow_in":null,"heating_degree_days":59.8,"cooling_degree_days":133.1,"days_with_precip":6.7,"days_with_snow":null,"days_freezing":0,"days_90f_plus":4.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":55.1,"avg_high_f":67.4,"avg_low_f":42.9,"precip_in":3.29,"snow_in":null,"heating_degree_days":323.3,"cooling_degree_days":17.9,"days_with_precip":8,"days_with_snow":null,"days_freezing":3.3,"days_90f_plus":0.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":43.1,"avg_high_f":53.7,"avg_low_f":32.5,"precip_in":3.16,"snow_in":null,"heating_degree_days":657.2,"cooling_degree_days":0.3,"days_with_precip":8.3,"days_with_snow":null,"days_freezing":15.5,"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":34.2,"avg_high_f":42.5,"avg_low_f":25.8,"precip_in":3.45,"snow_in":null,"heating_degree_days":956.3,"cooling_degree_days":0,"days_with_precip":9,"days_with_snow":null,"days_freezing":23.1,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}