{"metadata":{"title":"Twin Lakes Rsvr, CO Monthly Climate Normals","page_url":"https://plainclimate.com/city/twin-lakes-rsvr-co","primary_station_id":"USC00058501","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, \"Twin Lakes Rsvr, CO Climate Normals\". https://plainclimate.com/city/twin-lakes-rsvr-co","row_count":12},"annual_summary":{"city_slug":"twin-lakes-rsvr-co","ann_tavg":37.7,"ann_tmax":51.9,"ann_tmin":23.5,"ann_prcp":10.31,"ann_snow":null,"ann_htdd":9935.3,"ann_cldd":2.2,"frost_first":"09/10","frost_last":"06/16","growing_season":86,"warmest_month":7,"coldest_month":1,"wettest_month":7,"driest_month":1,"snowiest_month":null,"comfort_score":40},"data":[{"month":"January","month_number":1,"avg_temp_f":19.4,"avg_high_f":33.7,"avg_low_f":5.1,"precip_in":0.44,"snow_in":null,"heating_degree_days":1413.6,"cooling_degree_days":0,"days_with_precip":4.3,"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},{"month":"February","month_number":2,"avg_temp_f":20,"avg_high_f":34.8,"avg_low_f":5.2,"precip_in":0.57,"snow_in":null,"heating_degree_days":1260,"cooling_degree_days":0,"days_with_precip":5,"days_with_snow":null,"days_freezing":27.9,"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":27.3,"avg_high_f":41.2,"avg_low_f":13.3,"precip_in":0.7,"snow_in":null,"heating_degree_days":1170.3,"cooling_degree_days":0,"days_with_precip":5.7,"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},{"month":"April","month_number":4,"avg_temp_f":33.8,"avg_high_f":46.3,"avg_low_f":21.3,"precip_in":0.83,"snow_in":null,"heating_degree_days":936,"cooling_degree_days":0,"days_with_precip":6.1,"days_with_snow":null,"days_freezing":28.7,"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":43.7,"avg_high_f":57.7,"avg_low_f":29.7,"precip_in":0.92,"snow_in":null,"heating_degree_days":660.3,"cooling_degree_days":0,"days_with_precip":7.7,"days_with_snow":null,"days_freezing":21.9,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":53.1,"avg_high_f":69.6,"avg_low_f":36.6,"precip_in":0.72,"snow_in":null,"heating_degree_days":357.1,"cooling_degree_days":0,"days_with_precip":7.1,"days_with_snow":null,"days_freezing":4.8,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":58.6,"avg_high_f":74.4,"avg_low_f":42.8,"precip_in":1.67,"snow_in":null,"heating_degree_days":200.3,"cooling_degree_days":1.8,"days_with_precip":11.6,"days_with_snow":null,"days_freezing":0.1,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":56.5,"avg_high_f":71.3,"avg_low_f":41.6,"precip_in":1.56,"snow_in":null,"heating_degree_days":265.4,"cooling_degree_days":0.3,"days_with_precip":12.3,"days_with_snow":null,"days_freezing":0.3,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":49.9,"avg_high_f":64.5,"avg_low_f":35.2,"precip_in":1.13,"snow_in":null,"heating_degree_days":454.5,"cooling_degree_days":0,"days_with_precip":6.7,"days_with_snow":null,"days_freezing":8.4,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":39.9,"avg_high_f":53.4,"avg_low_f":26.3,"precip_in":0.82,"snow_in":null,"heating_degree_days":779.6,"cooling_degree_days":0,"days_with_precip":5.4,"days_with_snow":null,"days_freezing":26,"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":29.5,"avg_high_f":42.2,"avg_low_f":16.8,"precip_in":0.46,"snow_in":null,"heating_degree_days":1065,"cooling_degree_days":0,"days_with_precip":3.9,"days_with_snow":null,"days_freezing":29.3,"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":20.7,"avg_high_f":33.8,"avg_low_f":7.6,"precip_in":0.49,"snow_in":null,"heating_degree_days":1373.2,"cooling_degree_days":0,"days_with_precip":3.8,"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}]}