{"metadata":{"title":"Johnson Valley, CA Monthly Climate Normals","page_url":"https://plainclimate.com/city/johnson-valley-ca","primary_station_id":"USC00044394","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, \"Johnson Valley, CA Climate Normals\". https://plainclimate.com/city/johnson-valley-ca","row_count":12},"annual_summary":{"city_slug":"johnson-valley-ca","ann_tavg":63.4,"ann_tmax":76.1,"ann_tmin":50.8,"ann_prcp":5.56,"ann_snow":null,"ann_htdd":2642.6,"ann_cldd":2107,"frost_first":"11/29","frost_last":"03/01","growing_season":273,"warmest_month":7,"coldest_month":12,"wettest_month":1,"driest_month":6,"snowiest_month":null,"comfort_score":73},"data":[{"month":"January","month_number":1,"avg_temp_f":47.3,"avg_high_f":57,"avg_low_f":37.7,"precip_in":1.36,"snow_in":null,"heating_degree_days":547.3,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":6.2,"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":49,"avg_high_f":59.6,"avg_low_f":38.5,"precip_in":1.28,"snow_in":null,"heating_degree_days":446.5,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":6.8,"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":54.2,"avg_high_f":66.5,"avg_low_f":42,"precip_in":0.51,"snow_in":null,"heating_degree_days":336,"cooling_degree_days":2.7,"days_with_precip":null,"days_with_snow":null,"days_freezing":1.9,"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":60.4,"avg_high_f":73.5,"avg_low_f":47.2,"precip_in":0.3,"snow_in":null,"heating_degree_days":171.2,"cooling_degree_days":31.7,"days_with_precip":null,"days_with_snow":null,"days_freezing":0.2,"days_90f_plus":0.8,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"May","month_number":5,"avg_temp_f":68.2,"avg_high_f":82.1,"avg_low_f":54.3,"precip_in":0.16,"snow_in":null,"heating_degree_days":56.1,"cooling_degree_days":155.3,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":6.7,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"June","month_number":6,"avg_temp_f":77.5,"avg_high_f":92.4,"avg_low_f":62.5,"precip_in":0.03,"snow_in":null,"heating_degree_days":4.3,"cooling_degree_days":377.6,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":22.7,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"July","month_number":7,"avg_temp_f":83.2,"avg_high_f":97.3,"avg_low_f":69.2,"precip_in":0.3,"snow_in":null,"heating_degree_days":0,"cooling_degree_days":565.6,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":29.7,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"August","month_number":8,"avg_temp_f":82.7,"avg_high_f":96.8,"avg_low_f":68.6,"precip_in":0.27,"snow_in":null,"heating_degree_days":0,"cooling_degree_days":548.5,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":29.2,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"September","month_number":9,"avg_temp_f":75.7,"avg_high_f":89.6,"avg_low_f":61.7,"precip_in":0.24,"snow_in":null,"heating_degree_days":8.9,"cooling_degree_days":328.3,"days_with_precip":null,"days_with_snow":null,"days_freezing":0,"days_90f_plus":19.3,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"October","month_number":10,"avg_temp_f":65.1,"avg_high_f":78.2,"avg_low_f":52,"precip_in":0.38,"snow_in":null,"heating_degree_days":88.5,"cooling_degree_days":91.5,"days_with_precip":null,"days_with_snow":null,"days_freezing":0.2,"days_90f_plus":1.9,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null},{"month":"November","month_number":11,"avg_temp_f":53.3,"avg_high_f":64.9,"avg_low_f":41.6,"precip_in":0.24,"snow_in":null,"heating_degree_days":358.1,"cooling_degree_days":5.6,"days_with_precip":null,"days_with_snow":null,"days_freezing":1.9,"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":44.8,"avg_high_f":54.9,"avg_low_f":34.7,"precip_in":0.49,"snow_in":null,"heating_degree_days":625.8,"cooling_degree_days":0,"days_with_precip":null,"days_with_snow":null,"days_freezing":10.6,"days_90f_plus":0,"humidity_pct":null,"wind_speed_mph":null,"clear_sky_pct":null,"overcast_pct":null}]}