{"metadata":{"title":"Nashua, MT Monthly Climate Normals","page_url":"https://plainclimate.com/city/nashua-mt","primary_station_id":"USC00245983","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, \"Nashua, MT Climate Normals\". https://plainclimate.com/city/nashua-mt","row_count":12},"annual_summary":{"city_slug":"nashua-mt","ann_tavg":44.3,"ann_tmax":57.7,"ann_tmin":30.8,"ann_prcp":null,"ann_snow":null,"ann_htdd":8134,"ann_cldd":614.9,"frost_first":"09/24","frost_last":"05/12","growing_season":135,"warmest_month":7,"coldest_month":1,"wettest_month":1,"driest_month":null,"snowiest_month":null,"comfort_score":null},"data":[{"month":"January","month_number":1,"avg_temp_f":14.3,"avg_high_f":25.9,"avg_low_f":2.7,"precip_in":null,"snow_in":null,"heating_degree_days":1571.5,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":30.7,"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":19.3,"avg_high_f":30.9,"avg_low_f":7.6,"precip_in":null,"snow_in":null,"heating_degree_days":1280.9,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":27.8,"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":32.3,"avg_high_f":45.1,"avg_low_f":19.4,"precip_in":null,"snow_in":null,"heating_degree_days":1015.4,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":27.5,"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":46.2,"avg_high_f":60.7,"avg_low_f":31.7,"precip_in":null,"snow_in":null,"heating_degree_days":564.8,"cooling_degree_days":0.7,"days_with_precip":null,"days_with_snow":null,"days_freezing":14.4,"days_90f_plus":0.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"May","month_number":5,"avg_temp_f":56.4,"avg_high_f":70.7,"avg_low_f":42.1,"precip_in":null,"snow_in":null,"heating_degree_days":280.2,"cooling_degree_days":13.6,"days_with_precip":null,"days_with_snow":null,"days_freezing":5,"days_90f_plus":0.7,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":65.5,"avg_high_f":79.2,"avg_low_f":51.7,"precip_in":null,"snow_in":null,"heating_degree_days":70.5,"cooling_degree_days":84,"days_with_precip":null,"days_with_snow":null,"days_freezing":0.1,"days_90f_plus":3.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":72.4,"avg_high_f":87.6,"avg_low_f":57.1,"precip_in":null,"snow_in":null,"heating_degree_days":10.2,"cooling_degree_days":237.9,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":16.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":71.6,"avg_high_f":87.7,"avg_low_f":55.6,"precip_in":null,"snow_in":null,"heating_degree_days":21.3,"cooling_degree_days":227.3,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":15.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":60.3,"avg_high_f":76,"avg_low_f":44.6,"precip_in":null,"snow_in":null,"heating_degree_days":191,"cooling_degree_days":49.9,"days_with_precip":null,"days_with_snow":null,"days_freezing":2.2,"days_90f_plus":4.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":45.3,"avg_high_f":58.7,"avg_low_f":31.9,"precip_in":null,"snow_in":null,"heating_degree_days":612.1,"cooling_degree_days":1.5,"days_with_precip":null,"days_with_snow":null,"days_freezing":16.5,"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":41.9,"avg_low_f":17.7,"precip_in":null,"snow_in":null,"heating_degree_days":1056.1,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":28,"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":17.9,"avg_high_f":28.6,"avg_low_f":7.2,"precip_in":null,"snow_in":null,"heating_degree_days":1460,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":31,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}