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Boston

Massachusetts, United States · now 5°, heavy drizzle

May 1971

  1. -2°J
  2. 2°F
  3. 6°M
  4. 11°A
  5. 17°M
  6. 25°J
  7. 28°J
  8. 27°A
  9. 24°S
  10. 19°O
  11. 8°N
  12. 5°D
Average
17° / 8°
Warmest
May 25, 24°
Coldest
May 1, 3°
Rain
123.1 mm
Wet days
12 days (≥ 1 mm)
Against normal
1° cooler than normal
Day's low to highNormal: 1961–1970 averageRain
  1. Sat 10.2 mm3°15°−1°
  2. Sun 21.2 mm5°17°±0°
  3. Mon 328.7 mm8°10°−6°
  4. Tue 43.4 mm6°11°−5°
  5. Wed 56°18°+2°
  6. Thu 60.4 mm7°17°±0°
  7. Fri 77°19°+1°
  8. Sat 86.4 mm6°15°−2°
  9. Sun 96.3 mm7°10°−7°
  10. Mon 104.4 mm7°14°−4°
  11. Tue 116°24°+6°
  12. Wed 120.1 mm12°24°+6°
  13. Thu 1330.3 mm9°15°−3°
  14. Fri 140.2 mm6°19°±0°
  15. Sat 154°18°±0°
  16. Sun 1617.8 mm8°12°−7°
  17. Mon 170.4 mm9°19°±0°
  18. Tue 1810°20°±0°
  19. Wed 199°19°±0°
  20. Thu 209°18°−2°
  21. Fri 210.2 mm10°19°−1°
  22. Sat 222.6 mm10°16°−4°
  23. Sun 238°17°−4°
  24. Mon 240.4 mm6°20°±0°
  25. Tue 251.8 mm10°24°+4°
  26. Wed 260.1 mm15°22°+2°
  27. Thu 270.8 mm10°18°−2°
  28. Fri 280.4 mm9°17°−3°
  29. Sat 299°20°−1°
  30. Sun 305.9 mm10°16°−4°
  31. Mon 3111.1 mm12°19°−2°

18 May in past years, 1962–1971

  1. 1971 Tue10°20°
  2. 1970 Mon21.5 mm10°12°
  3. 1969 Sun14°21°
  4. 1968 Sat4.9 mm8°15°
  5. 1967 Thu0.3 mm8°20°
  6. 1966 Wed0.4 mm6°17°
  7. 1965 Tue1.6 mm10°14°
  8. 1964 Mon0.5 mm10°22°
  9. 1963 Sat15.4 mm12°15°
  10. 1962 Fri0.3 mm10°24°

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