{"metadata":{"title":"Williamson, WV Monthly Climate Normals","page_url":"https://plainclimate.com/city/williamson-wv","primary_station_id":"USC00469610","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, \"Williamson, WV Climate Normals\". https://plainclimate.com/city/williamson-wv","row_count":12},"annual_summary":{"city_slug":"williamson-wv","ann_tavg":57.7,"ann_tmax":69.5,"ann_tmin":46,"ann_prcp":48.3,"ann_snow":13.1,"ann_htdd":4016,"ann_cldd":1396.8,"frost_first":"11/02","frost_last":"04/08","growing_season":208,"warmest_month":7,"coldest_month":1,"wettest_month":7,"driest_month":11,"snowiest_month":1,"comfort_score":78},"data":[{"month":"January","month_number":1,"avg_temp_f":36.1,"avg_high_f":46.5,"avg_low_f":25.8,"precip_in":3.37,"snow_in":4.4,"heating_degree_days":894.2,"cooling_degree_days":0.1,"days_with_precip":12.7,"days_with_snow":2.4,"days_freezing":23.1,"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":39.8,"avg_high_f":50.7,"avg_low_f":29,"precip_in":3.37,"snow_in":3,"heating_degree_days":704.5,"cooling_degree_days":0.2,"days_with_precip":11.1,"days_with_snow":2.3,"days_freezing":19.5,"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":47.1,"avg_high_f":59.7,"avg_low_f":34.5,"precip_in":4.68,"snow_in":3.1,"heating_degree_days":559,"cooling_degree_days":4.2,"days_with_precip":13.2,"days_with_snow":1.3,"days_freezing":13.8,"days_90f_plus":0.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"April","month_number":4,"avg_temp_f":57.6,"avg_high_f":71.7,"avg_low_f":43.5,"precip_in":4.02,"snow_in":0.1,"heating_degree_days":250.8,"cooling_degree_days":28.8,"days_with_precip":12,"days_with_snow":0.1,"days_freezing":3.3,"days_90f_plus":1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"May","month_number":5,"avg_temp_f":66.3,"avg_high_f":78.6,"avg_low_f":53.9,"precip_in":4.34,"snow_in":0,"heating_degree_days":80.4,"cooling_degree_days":119.1,"days_with_precip":13.4,"days_with_snow":0,"days_freezing":0,"days_90f_plus":1.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":73.9,"avg_high_f":85.3,"avg_low_f":62.5,"precip_in":5.38,"snow_in":0,"heating_degree_days":4.6,"cooling_degree_days":271.6,"days_with_precip":12.6,"days_with_snow":0,"days_freezing":0,"days_90f_plus":9.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":77.5,"avg_high_f":88.6,"avg_low_f":66.5,"precip_in":5.84,"snow_in":0,"heating_degree_days":0.4,"cooling_degree_days":389.4,"days_with_precip":12.1,"days_with_snow":0,"days_freezing":0,"days_90f_plus":13.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":76.6,"avg_high_f":87.6,"avg_low_f":65.6,"precip_in":3.9,"snow_in":0,"heating_degree_days":0.5,"cooling_degree_days":360,"days_with_precip":9.6,"days_with_snow":0,"days_freezing":0,"days_90f_plus":12.5,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":70.6,"avg_high_f":82.2,"avg_low_f":59,"precip_in":3.13,"snow_in":0,"heating_degree_days":21.9,"cooling_degree_days":189.7,"days_with_precip":8.8,"days_with_snow":0,"days_freezing":0,"days_90f_plus":6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":59.1,"avg_high_f":71.5,"avg_low_f":46.6,"precip_in":3.16,"snow_in":0,"heating_degree_days":215.9,"cooling_degree_days":31.5,"days_with_precip":9.6,"days_with_snow":0,"days_freezing":1.4,"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":47.9,"avg_high_f":61,"avg_low_f":34.9,"precip_in":2.99,"snow_in":0.1,"heating_degree_days":513.4,"cooling_degree_days":2.1,"days_with_precip":10.6,"days_with_snow":0.1,"days_freezing":13.9,"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":40.2,"avg_high_f":50.2,"avg_low_f":30.1,"precip_in":4.12,"snow_in":2.4,"heating_degree_days":770.3,"cooling_degree_days":0,"days_with_precip":12.2,"days_with_snow":1.1,"days_freezing":20.4,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}