🌦

Boston, MA - Weather Data Archive

Historical records · 1872 – present

December 2009 — Daily weather log

Temp departure vs 1991–2020 normals · Precipitation · Snowfall · Wind avg / peak gust (mph, lower right)

‹ ›
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1 -2°
43° / 33°
12 / 28
2 +4°
〇0.07"
53° / 35°
8 / 20
3 +20°
〇0.73"
69° / 50°
19 / 49
4 +10°
54° / 44°
7 / 26
5 +0°
〇0.35"
❄2.2"
45° / 33°
13 / 32
6 -4°
〇0.02"
❄0.5"
37° / 31°
13 / 31
7 -5°
39° / 28°
7 / 25
8 -2°
41° / 31°
10 / 23
9 +2°
〇1.03"
❄T
48° / 32°
18 / 46
10 +0°
〇T
❄T
44° / 31°
16 / 39
11 -9°
31° / 24°
21 / 46
12 -9°
33° / 22°
14 / 35
13 -0°
〇0.73"
47° / 25°
8 / 21
14 +4°
43° / 37°
8 / 28
15 +7°
48° / 38°
8 / 31
16 -2°
〇T
❄T
40° / 27°
17 / 43
17 -16°
28° / 11°
19 / 41
18 -16°
28° / 10°
14 / 35
19 -10°
〇T
❄T
33° / 17°
11 / 36
20 -10°
〇0.55"
❄10.0"
30° / 19°
20 / 44
21 -8°
32° / 20°
19 / 40
22 -9°
31° / 20°
15 / 35
23 -13°
25° / 16°
13 / 25
24 -4°
40° / 20°
9 / 28
25 -1°
〇0.01"
❄0.3"
37° / 27°
8 / 17
26 +4°
〇T
43° / 32°
15 / 26
27 +12°
〇0.25"
54° / 36°
15 / 33
28 +3°
〇0.05"
42° / 30°
11 / 37
29 -11°
31° / 12°
24 / 51
30 -12°
29° / 11°
14 / 35
31 -4°
〇0.12"
❄2.2"
32° / 24°
6 / 17
Click to Highlight:
3.91"
Total Precipitation
Month total
15.2"
Total Snowfall
Month total
-2.5°
Avg Temp Departure
vs 1991–2020 normals
11
Days Above Normal
of 31 days
51 mph
Peak Gust
Dec 29, 2009