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Boston, MA - Weather Data Archive

Historical records · 1872 – present

December 1940 — Daily weather log

Temp departure vs 1991–2020 normals · Precipitation · Snowfall

‹ ›
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1 -3°
〇0.07"
❄1.0"
48° / 26°
2 -16°
〇0.00"
❄0.0"
32° / 16°
3 -21°
〇0.00"
❄0.0"
31° / 6°
4 -22°
〇0.12"
❄0.0"
32° / 2°
5 -9°
〇0.13"
❄3.5"
35° / 24°
6 -17°
27° / 15°
7 -1°
〇0.00"
51° / 24°
8 +5°
〇0.07"
49° / 36°
9 -6°
37° / 25°
10 +0°
50° / 25°
11 -0°
42° / 31°
12 -0°
〇0.00"
❄0.0"
42° / 31°
13 +2°
〇0.08"
52° / 24°
14 -10°
32° / 20°
15 -2°
45° / 22°
16 -1°
〇1.02"
40° / 29°
17 -4°
〇0.02"
❄0.0"
42° / 20°
18 -7°
36° / 20°
19 -3°
39° / 25°
20 +4°
〇0.04"
46° / 32°
21 +8°
46° / 39°
22 +4°
〇0.02"
❄0.0"
41° / 36°
23 -3°
〇0.00"
❄0.0"
38° / 23°
24 -1°
45° / 21°
25 +13°
58° / 34°
26 +3°
〇0.00"
41° / 31°
27 +8°
〇0.01"
42° / 39°
28 +9°
〇0.66"
44° / 39°
29 +8°
〇0.24"
41° / 39°
30 +13°
〇0.28"
50° / 40°
31 +8°
44° / 35°
Click to Highlight:
2.77"
Total Precipitation
Month total
4.5"
Total Snowfall
Month total
-1.4°
Avg Temp Departure
vs 1991–2020 normals
13
Days Above Normal
of 31 days