{"metadata":{"title":"Washington, PA Monthly Climate Normals","page_url":"https://plainclimate.com/city/washington-pa","primary_station_id":"USC00369318","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, \"Washington, PA Climate Normals\". https://plainclimate.com/city/washington-pa","row_count":12},"annual_summary":{"city_slug":"washington-pa","ann_tavg":51.4,"ann_tmax":61.7,"ann_tmin":41.2,"ann_prcp":41.34,"ann_snow":31.9,"ann_htdd":5673.9,"ann_cldd":762.1,"frost_first":"10/23","frost_last":"04/24","growing_season":182,"warmest_month":7,"coldest_month":1,"wettest_month":6,"driest_month":2,"snowiest_month":1,"comfort_score":63},"data":[{"month":"January","month_number":1,"avg_temp_f":28.4,"avg_high_f":36.8,"avg_low_f":20,"precip_in":3.32,"snow_in":9.9,"heating_degree_days":1134.3,"cooling_degree_days":0,"days_with_precip":16.2,"days_with_snow":7.9,"days_freezing":26.9,"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":30.9,"avg_high_f":40.1,"avg_low_f":21.7,"precip_in":2.52,"snow_in":7.5,"heating_degree_days":954.8,"cooling_degree_days":0.1,"days_with_precip":13.1,"days_with_snow":6.9,"days_freezing":24.2,"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":39.1,"avg_high_f":49.4,"avg_low_f":28.7,"precip_in":3.51,"snow_in":6.1,"heating_degree_days":805.8,"cooling_degree_days":1.4,"days_with_precip":13.1,"days_with_snow":4,"days_freezing":20.1,"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":51.1,"avg_high_f":62.6,"avg_low_f":39.5,"precip_in":3.26,"snow_in":0.6,"heating_degree_days":430.6,"cooling_degree_days":12,"days_with_precip":13.7,"days_with_snow":0.8,"days_freezing":7.3,"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":60.5,"avg_high_f":71.9,"avg_low_f":49.1,"precip_in":4.14,"snow_in":0,"heating_degree_days":192.9,"cooling_degree_days":53.4,"days_with_precip":14.1,"days_with_snow":0,"days_freezing":0.6,"days_90f_plus":0.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":68.9,"avg_high_f":79.8,"avg_low_f":57.9,"precip_in":4.48,"snow_in":0,"heating_degree_days":38.5,"cooling_degree_days":153.8,"days_with_precip":13.1,"days_with_snow":0,"days_freezing":0.1,"days_90f_plus":1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":72.6,"avg_high_f":83.4,"avg_low_f":61.7,"precip_in":3.63,"snow_in":0,"heating_degree_days":5.1,"cooling_degree_days":239.1,"days_with_precip":11.6,"days_with_snow":0,"days_freezing":0,"days_90f_plus":2.6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":71.4,"avg_high_f":82.5,"avg_low_f":60.3,"precip_in":3.48,"snow_in":0,"heating_degree_days":7.8,"cooling_degree_days":206,"days_with_precip":10.4,"days_with_snow":0,"days_freezing":0,"days_90f_plus":2.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":64.8,"avg_high_f":76.1,"avg_low_f":53.5,"precip_in":3.57,"snow_in":0,"heating_degree_days":89.9,"cooling_degree_days":83.7,"days_with_precip":10.4,"days_with_snow":0,"days_freezing":0,"days_90f_plus":0.5,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":53.4,"avg_high_f":64.2,"avg_low_f":42.6,"precip_in":3,"snow_in":0,"heating_degree_days":371.3,"cooling_degree_days":11.8,"days_with_precip":11.3,"days_with_snow":0.2,"days_freezing":3.8,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":42.7,"avg_high_f":51.9,"avg_low_f":33.4,"precip_in":3.11,"snow_in":1.8,"heating_degree_days":671.1,"cooling_degree_days":0.7,"days_with_precip":12.3,"days_with_snow":1.3,"days_freezing":14.6,"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":33.7,"avg_high_f":41.4,"avg_low_f":25.9,"precip_in":3.32,"snow_in":6,"heating_degree_days":971.9,"cooling_degree_days":0.2,"days_with_precip":14.8,"days_with_snow":5.8,"days_freezing":24.7,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}