{"metadata":{"title":"Gettysburg, SD Monthly Climate Normals","page_url":"https://plainclimate.com/city/gettysburg-sd","primary_station_id":"USC00393294","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, \"Gettysburg, SD Climate Normals\". https://plainclimate.com/city/gettysburg-sd","row_count":12},"annual_summary":{"city_slug":"gettysburg-sd","ann_tavg":44.3,"ann_tmax":55.5,"ann_tmin":33.1,"ann_prcp":20.17,"ann_snow":38.7,"ann_htdd":8117.1,"ann_cldd":614.6,"frost_first":"10/02","frost_last":"05/07","growing_season":148,"warmest_month":7,"coldest_month":1,"wettest_month":6,"driest_month":1,"snowiest_month":2,"comfort_score":49},"data":[{"month":"January","month_number":1,"avg_temp_f":15.1,"avg_high_f":24.8,"avg_low_f":5.3,"precip_in":0.29,"snow_in":6.8,"heating_degree_days":1548.3,"cooling_degree_days":0,"days_with_precip":4,"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":19.2,"avg_high_f":29.1,"avg_low_f":9.3,"precip_in":0.57,"snow_in":10.6,"heating_degree_days":1282.3,"cooling_degree_days":0,"days_with_precip":5.3,"days_with_snow":4.5,"days_freezing":27.2,"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":30.9,"avg_high_f":41.5,"avg_low_f":20.3,"precip_in":0.66,"snow_in":5.5,"heating_degree_days":1057.2,"cooling_degree_days":0.1,"days_with_precip":5.2,"days_with_snow":2.1,"days_freezing":27,"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":43.9,"avg_high_f":55.8,"avg_low_f":32,"precip_in":1.86,"snow_in":4.5,"heating_degree_days":634.7,"cooling_degree_days":1.7,"days_with_precip":7.9,"days_with_snow":1.3,"days_freezing":17.3,"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":55.7,"avg_high_f":67.5,"avg_low_f":43.8,"precip_in":3.03,"snow_in":0.3,"heating_degree_days":310.4,"cooling_degree_days":20.5,"days_with_precip":9.4,"days_with_snow":0.1,"days_freezing":3,"days_90f_plus":0.6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":66.2,"avg_high_f":77.7,"avg_low_f":54.6,"precip_in":3.45,"snow_in":0,"heating_degree_days":69.4,"cooling_degree_days":103.8,"days_with_precip":9.6,"days_with_snow":0,"days_freezing":0,"days_90f_plus":2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":72,"avg_high_f":84.3,"avg_low_f":59.8,"precip_in":3.01,"snow_in":0,"heating_degree_days":13.6,"cooling_degree_days":232,"days_with_precip":7.9,"days_with_snow":0,"days_freezing":0,"days_90f_plus":8.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":70.4,"avg_high_f":83,"avg_low_f":57.8,"precip_in":2.49,"snow_in":0,"heating_degree_days":26.2,"cooling_degree_days":193.5,"days_with_precip":7.4,"days_with_snow":0,"days_freezing":0,"days_90f_plus":7,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":61,"avg_high_f":73.8,"avg_low_f":48.2,"precip_in":2.01,"snow_in":0,"heating_degree_days":179.3,"cooling_degree_days":59.2,"days_with_precip":7,"days_with_snow":0,"days_freezing":0.9,"days_90f_plus":2.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":46.3,"avg_high_f":58,"avg_low_f":34.7,"precip_in":1.89,"snow_in":1.3,"heating_degree_days":581.8,"cooling_degree_days":3.7,"days_with_precip":6.7,"days_with_snow":0.5,"days_freezing":12.4,"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":31.6,"avg_high_f":41.8,"avg_low_f":21.3,"precip_in":0.51,"snow_in":3,"heating_degree_days":1003.5,"cooling_degree_days":0,"days_with_precip":4.1,"days_with_snow":1.5,"days_freezing":26.2,"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":19.5,"avg_high_f":28.9,"avg_low_f":10.1,"precip_in":0.4,"snow_in":6.7,"heating_degree_days":1410.4,"cooling_degree_days":0,"days_with_precip":4.2,"days_with_snow":3.5,"days_freezing":30.7,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}