Climate data for Sikorsky Airport (1981–2010 normals), ~74 mi (119 km) to the southwest, Snowfall data from NWS Norwich - 12 mi to the north. |
Month |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Year |
Average high °F (°C) |
37.1
(2.8) |
39.7
(4.3) |
47.2
(8.4) |
57.6
(14.2) |
67.6
(19.8) |
77.0
(25) |
82.1
(27.8) |
80.8
(27.1) |
74.0
(23.3) |
63.2
(17.3) |
53.1
(11.7) |
42.3
(5.7) |
60.1
(15.6) |
Average low °F (°C) |
23.1
(−4.9) |
25.2
(−3.8) |
31.4
(−0.3) |
41.0
(5) |
50.5
(10.3) |
60.2
(15.7) |
66.3
(19.1) |
65.6
(18.7) |
58.0
(14.4) |
46.4
(8) |
37.9
(3.3) |
28.4
(−2) |
44.5
(6.9) |
Precipitation inches (mm) |
3.10
(78.7) |
2.79
(70.9) |
4.04
(102.6) |
4.13
(104.9) |
3.80
(96.5) |
3.64
(92.5) |
3.46
(87.9) |
3.96
(100.6) |
3.48
(88.4) |
3.64
(92.5) |
3.39
(86.1) |
3.33
(84.6) |
42.75
(1,085.9) |
Snowfall inches (cm) |
6.8
(17.3) |
5.7
(14.5) |
3.2
(8.1) |
.8
(2) |
0
(0) |
0
(0) |
0
(0) |
0
(0) |
0
(0) |
0
(0) |
.2
(0.5) |
4.8
(12.2) |
21.4
(54.4) |
Avg. precipitation days (≥ 0.01 inch) |
10.9 |
9.7 |
11.3 |
11.0 |
11.8 |
11.1 |
8.9 |
8.9 |
8.2 |
8.8 |
10.0 |
11.1 |
121.7 |
Avg. snowy days (≥ 0.1 inch) |
5.0 |
3.6 |
2.4 |
.3 |
0 |
0 |
0 |
0 |
0 |
0 |
.5 |
3.1 |
15.0 |
Source: NOAA[12] |