Boston

May 1977

Average

21° / 10°

Warmest

May 24, 30°

Coldest

May 9, 2°

Rain

81.3 mm · snow 7.3 cm

Wet days

6 days (≥ 1 mm)

Against normal

3° warmer than normal

1. Sun 16°21°+4°
2. Mon 21.1 mm10°21°+4°
3. Tue 37°17°±0°
4. Wed 44°18°+2°
5. Thu 53.3 mm8°17°+1°
6. Fri 60.4 mm10°25°+10°
7. Sat 79°19°+3°
8. Sun 80.6 mm6°16°−1°
9. Mon 94.6 cm snow2°7°−10°
10. Tue 102.7 cm snow2°8°−9°
11. Wed 110.2 mm4°14°−3°
12. Thu 128°23°+5°
13. Fri 130.3 mm8°17°−1°
14. Sat 147°15°−4°
15. Sun 156°18°−1°
16. Mon 168°24°+5°
17. Tue 1714°30°+11°
18. Wed 181.1 mm10°26°+7°
19. Thu 190.1 mm9°15°−4°
20. Fri 209°26°+7°
21. Sat 2114°26°+7°
22. Sun 2216°29°+11°
23. Mon 2315°29°+11°
24. Tue 2416°30°+12°
25. Wed 251.5 mm19°29°+11°
26. Thu 2615°24°+6°
27. Fri 2714°25°+7°
28. Sat 2811°27°+8°
29. Sun 2910°17°−3°
30. Mon 309°20°−1°
31. Tue 3110°26°+4°