{"metadata":{"title":"Ottertail, MN Monthly Climate Normals","page_url":"https://plainclimate.com/city/ottertail-mn","primary_station_id":"USC00216276","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, \"Ottertail, MN Climate Normals\". https://plainclimate.com/city/ottertail-mn","row_count":12},"annual_summary":{"city_slug":"ottertail-mn","ann_tavg":40.9,"ann_tmax":50.5,"ann_tmin":31.3,"ann_prcp":28.17,"ann_snow":null,"ann_htdd":9146.7,"ann_cldd":416.1,"frost_first":"10/05","frost_last":"05/05","growing_season":153,"warmest_month":7,"coldest_month":1,"wettest_month":6,"driest_month":1,"snowiest_month":null,"comfort_score":52},"data":[{"month":"January","month_number":1,"avg_temp_f":7.7,"avg_high_f":17.4,"avg_low_f":-2,"precip_in":0.62,"snow_in":null,"heating_degree_days":1776.1,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"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":12.5,"avg_high_f":23.4,"avg_low_f":1.6,"precip_in":0.62,"snow_in":null,"heating_degree_days":1469.9,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"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":25.5,"avg_high_f":35.9,"avg_low_f":15.1,"precip_in":1.24,"snow_in":null,"heating_degree_days":1224.5,"cooling_degree_days":0,"days_with_precip":null,"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":"April","month_number":4,"avg_temp_f":40.6,"avg_high_f":51.6,"avg_low_f":29.7,"precip_in":2.23,"snow_in":null,"heating_degree_days":731.1,"cooling_degree_days":0.5,"days_with_precip":null,"days_with_snow":null,"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":54.5,"avg_high_f":64.8,"avg_low_f":44.2,"precip_in":3.43,"snow_in":null,"heating_degree_days":343.3,"cooling_degree_days":17.8,"days_with_precip":null,"days_with_snow":null,"days_freezing":2.6,"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":65.1,"avg_high_f":74.5,"avg_low_f":55.8,"precip_in":4.76,"snow_in":null,"heating_degree_days":79.1,"cooling_degree_days":83.4,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":0.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":69.4,"avg_high_f":78.6,"avg_low_f":60.2,"precip_in":4.27,"snow_in":null,"heating_degree_days":19.2,"cooling_degree_days":155.6,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":1.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":68,"avg_high_f":77.3,"avg_low_f":58.7,"precip_in":3.29,"snow_in":null,"heating_degree_days":31,"cooling_degree_days":123.8,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":58.9,"avg_high_f":68.9,"avg_low_f":49,"precip_in":3.16,"snow_in":null,"heating_degree_days":215.2,"cooling_degree_days":33.6,"days_with_precip":null,"days_with_snow":null,"days_freezing":0.3,"days_90f_plus":0.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":44.6,"avg_high_f":53.8,"avg_low_f":35.4,"precip_in":2.69,"snow_in":null,"heating_degree_days":633.8,"cooling_degree_days":1.4,"days_with_precip":null,"days_with_snow":null,"days_freezing":9.7,"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,"avg_high_f":36.6,"avg_low_f":21.3,"precip_in":1.07,"snow_in":null,"heating_degree_days":1081.5,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":25.4,"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":15.2,"avg_high_f":23.4,"avg_low_f":7.1,"precip_in":0.79,"snow_in":null,"heating_degree_days":1542.2,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":30.8,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}