{"metadata":{"title":"Shamrock, TX Monthly Climate Normals","page_url":"https://plainclimate.com/city/shamrock-tx","primary_station_id":"USC00418236","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, \"Shamrock, TX Climate Normals\". https://plainclimate.com/city/shamrock-tx","row_count":12},"annual_summary":{"city_slug":"shamrock-tx","ann_tavg":58.7,"ann_tmax":72.3,"ann_tmin":45.1,"ann_prcp":25.29,"ann_snow":9.1,"ann_htdd":3971.9,"ann_cldd":1698.1,"frost_first":"10/30","frost_last":"04/09","growing_season":204,"warmest_month":7,"coldest_month":1,"wettest_month":6,"driest_month":1,"snowiest_month":1,"comfort_score":78},"data":[{"month":"January","month_number":1,"avg_temp_f":37.1,"avg_high_f":50.4,"avg_low_f":23.8,"precip_in":0.84,"snow_in":2.7,"heating_degree_days":864.8,"cooling_degree_days":0,"days_with_precip":2.9,"days_with_snow":1.4,"days_freezing":25.9,"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":40.6,"avg_high_f":54.5,"avg_low_f":26.7,"precip_in":0.9,"snow_in":2.1,"heating_degree_days":683.4,"cooling_degree_days":0.4,"days_with_precip":3.9,"days_with_snow":1.1,"days_freezing":19.9,"days_90f_plus":0.1,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"March","month_number":3,"avg_temp_f":49.1,"avg_high_f":63.6,"avg_low_f":34.6,"precip_in":1.7,"snow_in":1.6,"heating_degree_days":497.7,"cooling_degree_days":4.7,"days_with_precip":4.8,"days_with_snow":0.5,"days_freezing":10.6,"days_90f_plus":0.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"April","month_number":4,"avg_temp_f":57.5,"avg_high_f":72,"avg_low_f":42.9,"precip_in":2.5,"snow_in":0,"heating_degree_days":252.5,"cooling_degree_days":26.1,"days_with_precip":5.4,"days_with_snow":0,"days_freezing":2.6,"days_90f_plus":1.5,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"May","month_number":5,"avg_temp_f":66.7,"avg_high_f":80.5,"avg_low_f":53,"precip_in":3.36,"snow_in":0,"heating_degree_days":77.6,"cooling_degree_days":131.9,"days_with_precip":7.6,"days_with_snow":0,"days_freezing":0.1,"days_90f_plus":6.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":76.2,"avg_high_f":89.3,"avg_low_f":63.1,"precip_in":3.73,"snow_in":0,"heating_degree_days":4.3,"cooling_degree_days":340.1,"days_with_precip":7.2,"days_with_snow":0,"days_freezing":0,"days_90f_plus":15.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":80.7,"avg_high_f":93.8,"avg_low_f":67.7,"precip_in":2.41,"snow_in":0,"heating_degree_days":0.5,"cooling_degree_days":488.5,"days_with_precip":5.5,"days_with_snow":0,"days_freezing":0,"days_90f_plus":24.6,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":79.3,"avg_high_f":92.5,"avg_low_f":66.1,"precip_in":2.8,"snow_in":0,"heating_degree_days":0.8,"cooling_degree_days":443.8,"days_with_precip":6.9,"days_with_snow":0,"days_freezing":0,"days_90f_plus":21.7,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":71.5,"avg_high_f":84.8,"avg_low_f":58.2,"precip_in":2.42,"snow_in":0,"heating_degree_days":27.4,"cooling_degree_days":222.2,"days_with_precip":5.6,"days_with_snow":0,"days_freezing":0,"days_90f_plus":9.4,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":59.4,"avg_high_f":73.4,"avg_low_f":45.4,"precip_in":2.31,"snow_in":0,"heating_degree_days":211.8,"cooling_degree_days":38.3,"days_with_precip":4.9,"days_with_snow":0,"days_freezing":1.4,"days_90f_plus":1.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":47.4,"avg_high_f":61.1,"avg_low_f":33.8,"precip_in":1.29,"snow_in":0.8,"heating_degree_days":528.4,"cooling_degree_days":2,"days_with_precip":3.8,"days_with_snow":0.4,"days_freezing":11.5,"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":38.5,"avg_high_f":51.4,"avg_low_f":25.5,"precip_in":1.03,"snow_in":1.9,"heating_degree_days":822.8,"cooling_degree_days":0,"days_with_precip":3.6,"days_with_snow":1.1,"days_freezing":24.6,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}