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Boston, MA - Weather Data Archive

Historical records · 1872 – present

May 1940 — Daily weather log

Temp departure vs 1991–2020 normals · Precipitation · Snowfall

‹ ›
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1 +7°
〇0.00"
73° / 50°
2 +4°
〇0.10"
61° / 55°
3 +7°
〇0.10"
71° / 52°
4 -4°
〇0.32"
58° / 45°
5 -2°
〇0.02"
59° / 47°
6 +4°
〇0.00"
73° / 47°
7 +8°
75° / 52°
8 +4°
71° / 50°
9 -4°
59° / 47°
10 -3°
62° / 45°
11 -2°
67° / 44°
12 -6°
59° / 43°
13 -3°
67° / 43°
14 +3°
68° / 54°
15 -2°
61° / 52°
16 +4°
〇0.00"
73° / 52°
17 +1°
〇0.09"
63° / 56°
18 -2°
64° / 49°
19 +4°
75° / 51°
20 +3°
〇0.00"
75° / 50°
21 -7°
〇0.10"
57° / 48°
22 -9°
〇0.17"
54° / 48°
23 -12°
〇0.27"
50° / 47°
24 -13°
〇0.12"
49° / 46°
25 -13°
〇0.15"
50° / 46°
26 -10°
〇0.12"
56° / 47°
27 +4°
〇0.00"
75° / 56°
28 -4°
〇0.34"
67° / 48°
29 -10°
〇0.05"
57° / 47°
30 -5°
67° / 47°
31 -8°
〇1.33"
60° / 50°
Click to Highlight:
3.29"
Total Precipitation
Month total
0.0"
Total Snowfall
Month total
-2.1°
Avg Temp Departure
vs 1991–2020 normals
12
Days Above Normal
of 31 days