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Boston

Massachusetts, United States · now 7°, light rain

May 1981

  1. -3°J
  2. 7°F
  3. 7°M
  4. 15°A
  5. 20°M
  6. 25°J
  7. 28°J
  8. 27°A
  9. 21°S
  10. 14°O
  11. 9°N
  12. 2°D
Average
20° / 10°
Warmest
May 25, 30°
Coldest
May 8, 4°
Rain
77.4 mm
Wet days
7 days (≥ 1 mm)
Against normal
1° warmer than normal
Day's low to highNormal: 1971–1980 averageRain
  1. Fri 12.9 mm7°16°−1°
  2. Sat 22.4 mm7°13°−3°
  3. Sun 37°15°−1°
  4. Mon 40.6 mm8°12°−5°
  5. Tue 50.2 mm9°15°−2°
  6. Wed 60.4 mm8°18°+2°
  7. Thu 70.7 mm5°14°−1°
  8. Fri 84°18°+1°
  9. Sat 94°16°−1°
  10. Sun 106°19°+1°
  11. Mon 1111°18°±0°
  12. Tue 1216.2 mm12°16°−2°
  13. Wed 130.5 mm9°19°±0°
  14. Thu 148°22°+3°
  15. Fri 1511.7 mm13°22°+3°
  16. Sat 1628.9 mm12°19°−1°
  17. Sun 178°17°−3°
  18. Mon 185°16°−3°
  19. Tue 195°18°−2°
  20. Wed 207°20°±0°
  21. Thu 218°21°±0°
  22. Fri 229°15°−5°
  23. Sat 239°21°±0°
  24. Sun 2411°26°+6°
  25. Mon 2512°30°+10°
  26. Tue 2618°29°+9°
  27. Wed 2717°29°+9°
  28. Thu 2816°25°+4°
  29. Fri 297.3 mm16°20°−2°
  30. Sat 300.1 mm17°26°+4°
  31. Sun 315.5 mm14°23°±0°

15 May in past years, 1972–1981

  1. 1981 Fri11.7 mm13°22°
  2. 1980 Thu8°17°
  3. 1979 Tue12.2 mm14°19°
  4. 1978 Mon43.9 mm7°9°
  5. 1977 Sun6°18°
  6. 1976 Sat0.1 mm12°25°
  7. 1975 Thu9°23°
  8. 1974 Wed14°25°
  9. 1973 Tue1.8 mm9°15°
  10. 1972 Mon25.7 mm12°18°

· Weather data by ECMWF (CC BY 4.0) via Open-Meteo · Historical weather: ERA5, Copernicus Climate Change Service, via Open-Meteo