{"metadata":{"title":"Millegan, MT Monthly Climate Normals","page_url":"https://plainclimate.com/city/millegan-mt","primary_station_id":"USC00245712","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, \"Millegan, MT Climate Normals\". https://plainclimate.com/city/millegan-mt","row_count":12},"annual_summary":{"city_slug":"millegan-mt","ann_tavg":40.9,"ann_tmax":54.4,"ann_tmin":27.5,"ann_prcp":19.62,"ann_snow":149.3,"ann_htdd":8836.2,"ann_cldd":95,"frost_first":"09/06","frost_last":"06/11","growing_season":87,"warmest_month":7,"coldest_month":12,"wettest_month":6,"driest_month":12,"snowiest_month":2,"comfort_score":34},"data":[{"month":"January","month_number":1,"avg_temp_f":22.3,"avg_high_f":33.3,"avg_low_f":11.2,"precip_in":1.03,"snow_in":23.2,"heating_degree_days":1325.3,"cooling_degree_days":0,"days_with_precip":7.3,"days_with_snow":7.4,"days_freezing":30.6,"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":23.4,"avg_high_f":35.2,"avg_low_f":11.7,"precip_in":1.11,"snow_in":24.4,"heating_degree_days":1163.2,"cooling_degree_days":0,"days_with_precip":7.6,"days_with_snow":7.1,"days_freezing":27.4,"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":31.9,"avg_high_f":44.1,"avg_low_f":19.7,"precip_in":1.14,"snow_in":22.6,"heating_degree_days":1026.2,"cooling_degree_days":0,"days_with_precip":8.2,"days_with_snow":6.7,"days_freezing":28.8,"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":39,"avg_high_f":52,"avg_low_f":26,"precip_in":2.11,"snow_in":22.2,"heating_degree_days":780,"cooling_degree_days":0,"days_with_precip":11.2,"days_with_snow":5.3,"days_freezing":24.8,"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":47.6,"avg_high_f":61.2,"avg_low_f":34.1,"precip_in":2.58,"snow_in":3.4,"heating_degree_days":538.2,"cooling_degree_days":0.3,"days_with_precip":11.9,"days_with_snow":1.4,"days_freezing":13.1,"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":55.5,"avg_high_f":69.8,"avg_low_f":41.2,"precip_in":3.61,"snow_in":1.4,"heating_degree_days":291.8,"cooling_degree_days":6.8,"days_with_precip":12.1,"days_with_snow":0.4,"days_freezing":2.3,"days_90f_plus":0.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":63.3,"avg_high_f":80.2,"avg_low_f":46.4,"precip_in":1.92,"snow_in":0,"heating_degree_days":102,"cooling_degree_days":49.1,"days_with_precip":8.2,"days_with_snow":0,"days_freezing":0.1,"days_90f_plus":3.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":62.2,"avg_high_f":79.8,"avg_low_f":44.6,"precip_in":1.44,"snow_in":0,"heating_degree_days":121.8,"cooling_degree_days":34.9,"days_with_precip":7,"days_with_snow":0,"days_freezing":0.7,"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":53.3,"avg_high_f":69.3,"avg_low_f":37.3,"precip_in":1.36,"snow_in":0.9,"heating_degree_days":354.9,"cooling_degree_days":3.9,"days_with_precip":5.8,"days_with_snow":0.4,"days_freezing":7.2,"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":41.3,"avg_high_f":54.3,"avg_low_f":28.4,"precip_in":1.59,"snow_in":7.2,"heating_degree_days":733.2,"cooling_degree_days":0.1,"days_with_precip":7.5,"days_with_snow":2.6,"days_freezing":22.1,"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":29.8,"avg_high_f":41.1,"avg_low_f":18.5,"precip_in":0.91,"snow_in":20.3,"heating_degree_days":1056,"cooling_degree_days":0,"days_with_precip":7,"days_with_snow":5.7,"days_freezing":27.6,"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":21.7,"avg_high_f":32.1,"avg_low_f":11.2,"precip_in":0.82,"snow_in":23.7,"heating_degree_days":1343.6,"cooling_degree_days":0,"days_with_precip":7.4,"days_with_snow":6.9,"days_freezing":30.5,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}