{"metadata":{"title":"Caledonia, MN Monthly Climate Normals","page_url":"https://plainclimate.com/city/caledonia-mn","primary_station_id":"USC00211198","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, \"Caledonia, MN Climate Normals\". https://plainclimate.com/city/caledonia-mn","row_count":12},"annual_summary":{"city_slug":"caledonia-mn","ann_tavg":45.5,"ann_tmax":54.9,"ann_tmin":36.2,"ann_prcp":38.32,"ann_snow":44.8,"ann_htdd":7641.2,"ann_cldd":586.7,"frost_first":"10/10","frost_last":"04/29","growing_season":164,"warmest_month":7,"coldest_month":1,"wettest_month":6,"driest_month":1,"snowiest_month":2,"comfort_score":59},"data":[{"month":"January","month_number":1,"avg_temp_f":16.1,"avg_high_f":24.4,"avg_low_f":7.7,"precip_in":1.12,"snow_in":10.4,"heating_degree_days":1517.1,"cooling_degree_days":0,"days_with_precip":6.8,"days_with_snow":6.8,"days_freezing":30.8,"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":20.1,"avg_high_f":29,"avg_low_f":11.3,"precip_in":1.16,"snow_in":10.6,"heating_degree_days":1255.6,"cooling_degree_days":0,"days_with_precip":5.8,"days_with_snow":5.9,"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":32.1,"avg_high_f":41.3,"avg_low_f":22.9,"precip_in":2,"snow_in":7.4,"heating_degree_days":1020.2,"cooling_degree_days":0.3,"days_with_precip":8.2,"days_with_snow":3.7,"days_freezing":25.4,"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":45.3,"avg_high_f":55.7,"avg_low_f":35,"precip_in":3.96,"snow_in":3.2,"heating_degree_days":591.6,"cooling_degree_days":2.1,"days_with_precip":11,"days_with_snow":1.5,"days_freezing":12.4,"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":57.6,"avg_high_f":67.8,"avg_low_f":47.4,"precip_in":4.84,"snow_in":0,"heating_degree_days":261.3,"cooling_degree_days":31.8,"days_with_precip":13.3,"days_with_snow":0.1,"days_freezing":1.5,"days_90f_plus":0.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":67.7,"avg_high_f":77.3,"avg_low_f":58,"precip_in":6.06,"snow_in":0,"heating_degree_days":49,"cooling_degree_days":128.4,"days_with_precip":12.5,"days_with_snow":0,"days_freezing":0,"days_90f_plus":1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":71.4,"avg_high_f":81.2,"avg_low_f":61.7,"precip_in":4.31,"snow_in":0,"heating_degree_days":10.4,"cooling_degree_days":210.2,"days_with_precip":10.3,"days_with_snow":0,"days_freezing":0,"days_90f_plus":2.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":69.2,"avg_high_f":79.1,"avg_low_f":59.3,"precip_in":4.47,"snow_in":0,"heating_degree_days":23.6,"cooling_degree_days":153.7,"days_with_precip":10.2,"days_with_snow":0,"days_freezing":0,"days_90f_plus":0.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":61.4,"avg_high_f":72.1,"avg_low_f":50.7,"precip_in":4.04,"snow_in":0,"heating_degree_days":162.9,"cooling_degree_days":54.8,"days_with_precip":9.6,"days_with_snow":0,"days_freezing":0.6,"days_90f_plus":0.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":48.7,"avg_high_f":58.7,"avg_low_f":38.6,"precip_in":2.96,"snow_in":0.3,"heating_degree_days":512.3,"cooling_degree_days":5.4,"days_with_precip":9.6,"days_with_snow":0.3,"days_freezing":8.9,"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":34.5,"avg_high_f":42.7,"avg_low_f":26.4,"precip_in":1.8,"snow_in":2.8,"heating_degree_days":913.5,"cooling_degree_days":0,"days_with_precip":7,"days_with_snow":2.5,"days_freezing":22.8,"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":22.3,"avg_high_f":29.8,"avg_low_f":14.8,"precip_in":1.6,"snow_in":10.1,"heating_degree_days":1323.5,"cooling_degree_days":0,"days_with_precip":7.4,"days_with_snow":6.7,"days_freezing":30.1,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}