{"metadata":{"title":"Williams Fork Dam, CO Monthly Climate Normals","page_url":"https://plainclimate.com/city/williams-fork-dam-co","primary_station_id":"USC00059096","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, \"Williams Fork Dam, CO Climate Normals\". https://plainclimate.com/city/williams-fork-dam-co","row_count":12},"annual_summary":{"city_slug":"williams-fork-dam-co","ann_tavg":38.2,"ann_tmax":53.3,"ann_tmin":23.2,"ann_prcp":14.25,"ann_snow":81.2,"ann_htdd":9756.1,"ann_cldd":18.4,"frost_first":"09/10","frost_last":"06/12","growing_season":90,"warmest_month":7,"coldest_month":1,"wettest_month":5,"driest_month":12,"snowiest_month":1,"comfort_score":34},"data":[{"month":"January","month_number":1,"avg_temp_f":13,"avg_high_f":25.9,"avg_low_f":0.1,"precip_in":1,"snow_in":14.2,"heating_degree_days":1611.9,"cooling_degree_days":0,"days_with_precip":10.1,"days_with_snow":7.6,"days_freezing":31,"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":17.4,"avg_high_f":31.1,"avg_low_f":3.7,"precip_in":0.95,"snow_in":13.6,"heating_degree_days":1332.7,"cooling_degree_days":0,"days_with_precip":9.9,"days_with_snow":7.7,"days_freezing":27.9,"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":28.5,"avg_high_f":42.3,"avg_low_f":14.6,"precip_in":0.98,"snow_in":10.4,"heating_degree_days":1133.1,"cooling_degree_days":0,"days_with_precip":8,"days_with_snow":5.5,"days_freezing":30.8,"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":37.9,"avg_high_f":52.1,"avg_low_f":23.7,"precip_in":1.46,"snow_in":11.9,"heating_degree_days":813,"cooling_degree_days":0,"days_with_precip":9.8,"days_with_snow":4.8,"days_freezing":28.4,"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":46.9,"avg_high_f":62.1,"avg_low_f":31.7,"precip_in":1.53,"snow_in":2.7,"heating_degree_days":561.1,"cooling_degree_days":0,"days_with_precip":9.7,"days_with_snow":1.3,"days_freezing":18.6,"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":55.8,"avg_high_f":73.1,"avg_low_f":38.4,"precip_in":0.99,"snow_in":0.1,"heating_degree_days":278.6,"cooling_degree_days":1.1,"days_with_precip":6.8,"days_with_snow":0.1,"days_freezing":4.4,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":61.9,"avg_high_f":79.2,"avg_low_f":44.5,"precip_in":1.44,"snow_in":0,"heating_degree_days":109.7,"cooling_degree_days":12,"days_with_precip":9.4,"days_with_snow":0,"days_freezing":0.3,"days_90f_plus":0.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":60.1,"avg_high_f":77.1,"avg_low_f":43,"precip_in":1.44,"snow_in":0,"heating_degree_days":158.7,"cooling_degree_days":5.2,"days_with_precip":10.3,"days_with_snow":0,"days_freezing":0.5,"days_90f_plus":0.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":52.5,"avg_high_f":70.1,"avg_low_f":34.9,"precip_in":1.4,"snow_in":0.3,"heating_degree_days":375.1,"cooling_degree_days":0.1,"days_with_precip":8.3,"days_with_snow":0.2,"days_freezing":12.2,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":41,"avg_high_f":56.9,"avg_low_f":25.1,"precip_in":1.26,"snow_in":4.8,"heating_degree_days":744,"cooling_degree_days":0,"days_with_precip":7.5,"days_with_snow":2.3,"days_freezing":27.2,"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":27.9,"avg_high_f":41,"avg_low_f":14.7,"precip_in":0.92,"snow_in":9.9,"heating_degree_days":1114.5,"cooling_degree_days":0,"days_with_precip":8.4,"days_with_snow":5.8,"days_freezing":29.7,"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":15.8,"avg_high_f":28.2,"avg_low_f":3.5,"precip_in":0.88,"snow_in":13.3,"heating_degree_days":1523.6,"cooling_degree_days":0,"days_with_precip":9.1,"days_with_snow":7.2,"days_freezing":31,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}