{"metadata":{"title":"Leola, SD Monthly Climate Normals","page_url":"https://plainclimate.com/city/leola-sd","primary_station_id":"USC00394891","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, \"Leola, SD Climate Normals\". https://plainclimate.com/city/leola-sd","row_count":12},"annual_summary":{"city_slug":"leola-sd","ann_tavg":42.2,"ann_tmax":53.7,"ann_tmin":30.7,"ann_prcp":21.8,"ann_snow":null,"ann_htdd":8740.5,"ann_cldd":475,"frost_first":"09/28","frost_last":"05/09","growing_season":142,"warmest_month":7,"coldest_month":1,"wettest_month":6,"driest_month":12,"snowiest_month":null,"comfort_score":52},"data":[{"month":"January","month_number":1,"avg_temp_f":11.2,"avg_high_f":21.6,"avg_low_f":0.8,"precip_in":0.6,"snow_in":null,"heating_degree_days":1667.4,"cooling_degree_days":0,"days_with_precip":5.1,"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":15.7,"avg_high_f":26.1,"avg_low_f":5.3,"precip_in":0.68,"snow_in":null,"heating_degree_days":1380.3,"cooling_degree_days":0,"days_with_precip":5,"days_with_snow":null,"days_freezing":27.3,"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":27.6,"avg_high_f":38.5,"avg_low_f":16.7,"precip_in":1,"snow_in":null,"heating_degree_days":1159.3,"cooling_degree_days":0,"days_with_precip":5.5,"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":42.2,"avg_high_f":54.9,"avg_low_f":29.5,"precip_in":1.92,"snow_in":null,"heating_degree_days":684.6,"cooling_degree_days":0.5,"days_with_precip":6.5,"days_with_snow":null,"days_freezing":15.5,"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":55.3,"avg_high_f":67.5,"avg_low_f":43.1,"precip_in":3.15,"snow_in":null,"heating_degree_days":313.7,"cooling_degree_days":12.9,"days_with_precip":9.5,"days_with_snow":null,"days_freezing":2.4,"days_90f_plus":0.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":65.7,"avg_high_f":77.3,"avg_low_f":54.1,"precip_in":3.65,"snow_in":null,"heating_degree_days":73.2,"cooling_degree_days":94,"days_with_precip":10.3,"days_with_snow":null,"days_freezing":0,"days_90f_plus":1.7,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":70.7,"avg_high_f":82.5,"avg_low_f":59,"precip_in":3.09,"snow_in":null,"heating_degree_days":17.5,"cooling_degree_days":195.6,"days_with_precip":8.7,"days_with_snow":null,"days_freezing":0,"days_90f_plus":6.5,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":68.1,"avg_high_f":80.8,"avg_low_f":55.5,"precip_in":2.98,"snow_in":null,"heating_degree_days":37.2,"cooling_degree_days":134.7,"days_with_precip":6.2,"days_with_snow":null,"days_freezing":0,"days_90f_plus":4.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":59.3,"avg_high_f":72.9,"avg_low_f":45.8,"precip_in":1.82,"snow_in":null,"heating_degree_days":206,"cooling_degree_days":36.3,"days_with_precip":5.4,"days_with_snow":null,"days_freezing":1.6,"days_90f_plus":1.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":44.4,"avg_high_f":56.7,"avg_low_f":32.2,"precip_in":1.75,"snow_in":null,"heating_degree_days":638,"cooling_degree_days":0.9,"days_with_precip":5.3,"days_with_snow":null,"days_freezing":12.5,"days_90f_plus":0.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":29.3,"avg_high_f":39.5,"avg_low_f":19.2,"precip_in":0.71,"snow_in":null,"heating_degree_days":1069.3,"cooling_degree_days":0,"days_with_precip":5.3,"days_with_snow":null,"days_freezing":27,"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":16.8,"avg_high_f":26,"avg_low_f":7.6,"precip_in":0.45,"snow_in":null,"heating_degree_days":1494,"cooling_degree_days":0,"days_with_precip":3.5,"days_with_snow":null,"days_freezing":30.6,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}