{"destination_name":"Nashville","destination_slug":"nashville","month_name":"March","month_num":3,"buckets":[{"half":1,"half_label":"Early March","pct_clear":6,"avg_high_f":60,"n_days":120},{"half":2,"half_label":"Late March","pct_clear":9,"avg_high_f":64,"n_days":128}],"month_pct_clear":8,"avg_high_f":62,"total_n":248,"source":"Open-Meteo ERA5 archive-api, 8 full years (2018–2025), daily temperature_2m_max / precipitation_sum / weathercode","temporal_coverage":"2018/2025","note":"Historical averages only. Not a forecast.","page_url":"https://sunnydays.thedigitalcarpenter.com/destinations/nashville/march","month_hub_url":"https://sunnydays.thedigitalcarpenter.com/warm-in/march"}