Expand St Helena Is, Saint Helena St Helena Is, SH St Helena IsChange location Precipitation stripe Data sourcesLocation Warming anomaly — Heating score 3 Record high 1990 Recent observations View Loading… Climate stripe Add Chart all dataGrouping Year Year and month Month Day Axes Aggregation Grouping days Half-yearly Quarterly Monthly (28 days) Fortnightly Weekly Threshold (%) Override preset threshold Reset Download Loading… Change location