{"metadata":{"title":"Ridgeway, MT Monthly Climate Normals","page_url":"https://plainclimate.com/city/ridgeway-mt","primary_station_id":"USC00247034","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, \"Ridgeway, MT Climate Normals\". https://plainclimate.com/city/ridgeway-mt","row_count":12},"annual_summary":{"city_slug":"ridgeway-mt","ann_tavg":44.3,"ann_tmax":57,"ann_tmin":31.6,"ann_prcp":15.67,"ann_snow":50,"ann_htdd":8010.7,"ann_cldd":502.8,"frost_first":"09/22","frost_last":"05/17","growing_season":128,"warmest_month":7,"coldest_month":1,"wettest_month":5,"driest_month":2,"snowiest_month":3,"comfort_score":34},"data":[{"month":"January","month_number":1,"avg_temp_f":19,"avg_high_f":30.7,"avg_low_f":7.4,"precip_in":0.49,"snow_in":8,"heating_degree_days":1424.4,"cooling_degree_days":0,"days_with_precip":2.7,"days_with_snow":3.9,"days_freezing":30.9,"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":22.2,"avg_high_f":33.5,"avg_low_f":10.9,"precip_in":0.42,"snow_in":7.3,"heating_degree_days":1198.2,"cooling_degree_days":0,"days_with_precip":3.5,"days_with_snow":3.7,"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":33.1,"avg_high_f":45.3,"avg_low_f":20.9,"precip_in":0.68,"snow_in":9.3,"heating_degree_days":989,"cooling_degree_days":0,"days_with_precip":4.1,"days_with_snow":3,"days_freezing":27.1,"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":43.4,"avg_high_f":55.9,"avg_low_f":30.9,"precip_in":1.7,"snow_in":6.2,"heating_degree_days":648.4,"cooling_degree_days":0.4,"days_with_precip":6.1,"days_with_snow":1.9,"days_freezing":16.9,"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":53.5,"avg_high_f":66,"avg_low_f":41.1,"precip_in":2.6,"snow_in":1.9,"heating_degree_days":362.2,"cooling_degree_days":7.2,"days_with_precip":8.8,"days_with_snow":0.4,"days_freezing":5.2,"days_90f_plus":0.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":63.2,"avg_high_f":75.7,"avg_low_f":50.7,"precip_in":2.44,"snow_in":0,"heating_degree_days":118.1,"cooling_degree_days":64,"days_with_precip":8.3,"days_with_snow":0,"days_freezing":0.2,"days_90f_plus":1.6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":71,"avg_high_f":84.7,"avg_low_f":57.2,"precip_in":1.96,"snow_in":0,"heating_degree_days":24.1,"cooling_degree_days":208.3,"days_with_precip":6,"days_with_snow":0,"days_freezing":0,"days_90f_plus":9.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":69.5,"avg_high_f":83.7,"avg_low_f":55.2,"precip_in":1.65,"snow_in":0,"heating_degree_days":40.8,"cooling_degree_days":178.6,"days_with_precip":4.5,"days_with_snow":0,"days_freezing":0.1,"days_90f_plus":8.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":59.2,"avg_high_f":73.8,"avg_low_f":44.6,"precip_in":1.27,"snow_in":0,"heating_degree_days":216.5,"cooling_degree_days":42.4,"days_with_precip":4.5,"days_with_snow":0,"days_freezing":2.3,"days_90f_plus":3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":44.9,"avg_high_f":57.7,"avg_low_f":32,"precip_in":1.4,"snow_in":3.2,"heating_degree_days":626.6,"cooling_degree_days":2,"days_with_precip":5.4,"days_with_snow":1.1,"days_freezing":15.5,"days_90f_plus":0.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":31.5,"avg_high_f":43.6,"avg_low_f":19.3,"precip_in":0.57,"snow_in":6.6,"heating_degree_days":1006.5,"cooling_degree_days":0,"days_with_precip":3.5,"days_with_snow":2.7,"days_freezing":27.5,"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":21.3,"avg_high_f":32.9,"avg_low_f":9.6,"precip_in":0.49,"snow_in":7.5,"heating_degree_days":1356,"cooling_degree_days":0,"days_with_precip":3,"days_with_snow":3.9,"days_freezing":30.8,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}