Weather as Recorded at the UMass Cranberry Station:
East Wareham
Prepared by Peter Jeranyama
May received above average rainfall and had above average temperature and with less sunshine than normal. Rainfall was above the 30-year average. The temperatures for May averaged 60 degrees, 4 degrees above the 30-year average. The maximum temperature was 87 degrees on the 6th and a minimum temperature of 37 degrees was recorded on the 1st. Daytime high temperatures averaged 69.4 degrees; 4.75 degrees above the norm. Evening temperatures averaged 50.2 degrees, 5.1 degrees below the norm.
Based on data from the Blue Hills Observatory, sunshine averaged 40% of the possible sunshine hours, 12 percentage point below the norm. There were 3 days with 90% or better sunshine and 8 days with less than 5% sunshine and of these 5 days had no sunshine at all. Nine days were reported to be foggy in East Wareham.
Precipitation totaled 7.32 inches (this is 1.5 inches more precipitation than received in May 2024), 3.6 inches above the average rainfall for May in East Wareham. There were 13 days with measurable precipitation, and 9 days had at least 0.1 inches. The largest 24-hour rainfall event was 4.63 inches on the 23rd. Our total year-to-date rainfall is 21.35 inches, the same as the long-term average in East Wareham.
Official Spring Season
The official spring (March-May) had average temperatures of 49.2 degrees; 2.9 degrees above the long-term average and 1.6 degree greater than spring 2024. No snowfall was recorded for the period (March-May). The long-term average total snow is 6.16. Precipitation was 1.6 inches above normal at 15.31inches. All months had below average precipitation except for May that had well above average precipitation. Sunshine for the spring was 557 hours, 8 % less than the normal average number of sunshine hours for the three-month period. Only April had above average sunshine hours.