Weather History for Groton, CT

Change the Weather History Date:

Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 59 °F 39 °F 18 °F
Mean Temperature 49 °F 32 °F 14 °F
Min Temperature 42 °F 25 °F 6 °F
Degree Days  
Heating Degree Days (base 65) 52 33 16 1019
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 57 °F 23 °F -10 °F
Precipitation  
Precipitation 0.50 in 0.03 in 0.00 in 0.83 in
Snowdepth - - - -
Wind  
Wind 36 mph 9 mph 0 mph
Gust Wind 54 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.54 in 30.10 in 29.08 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Jan. 19, 2013 Rise Set
Actual Time 7:09 AM EST 4:48 PM EST
Civil Twilight 6:39 AM EST 5:18 PM EST
Nautical Twilight 6:05 AM EST 5:52 PM EST
Astronomical Twilight 5:32 AM EST 6:25 PM EST
Moon 11:14 AM EST (1/19) 12:40 AM EST (1/19)
Length of Visible Light 10h 39m
Length of Day
9h 39m
First Quarter, 57% of the Moon is Illuminated
Jan 19
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 0.83 Average Month Total: 3.82
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
39 | 23 0.00
Average:
40 | 22 0.11
Clear
Actual:
28 | 19 0.00
Average:
39 | 23 0.13
Scattered Clouds
Actual:
28 | 12 0.00
Average:
39 | 21 0.10
Scattered Clouds
Actual:
37 | 27 0.00
Average:
38 | 23 0.22
Scattered Clouds
Actual:
43 | 24 0.00
Average:
38 | 21 0.12
Snow
Actual:
41 | 26 0.00
Average:
37 | 19 0.03
Clear
Actual:
44 | 21 0.00
Average:
38 | 21 0.14
Clear
Actual:
46 | 23 0.00
Average:
36 | 19 0.14
Fog
Actual:
46 | 24 0.00
Average:
34 | 16 0.17
Clear
Actual:
48 | 28 0.00
Average:
36 | 19 0.13
Rain
Actual:
45 | 25 0.05
Average:
35 | 17 0.08
Rain
Actual:
48 | 42 0.00
Average:
35 | 16 0.07
Fog
Actual:
48 | 42 0.00
Average:
35 | 17 0.14
Rain
Actual:
59 | 37 0.00
Average:
36 | 18 0.15
Rain
Actual:
41 | 35 0.06
Average:
35 | 19 0.09
Snow
Actual:
37 | 33 0.17
Average:
35 | 16 0.11
Scattered Clouds
Actual:
44 | 33 0.00
Average:
36 | 16 0.03
Scattered Clouds
Actual:
33 | 21 0.00
Average:
35 | 15 0.11
Scattered Clouds
Actual:
46 | 30 0.00
Average:
35 | 17 0.16
Clear
Actual:
53 | 30 0.00
Average:
36 | 18 0.12
Snow
Actual:
30 | 21 0.01
Average:
36 | 17 0.13
Scattered Clouds
Actual:
27 | 15 0.00
Average:
38 | 16 0.08
Scattered Clouds
Actual:
18 | 10 0.00
Average:
40 | 19 0.26
Clear
Actual:
21 | 6 0.00
Average:
41 | 21 0.13
Snow
Actual:
25 | 12 0.00
Average:
40 | 23 0.23
Clear
Actual:
26 | 12 0.00
Average:
39 | 23 0.14
Clear
Actual:
33 | 14 0.00
Average:
37 | 22 0.13
Snow
Actual:
37 | 17 0.04
Average:
37 | 19 0.10
Mostly Cloudy
Actual:
41 | 30 0.00
Average:
36 | 19 0.07
Rain
Actual:
53 | 39 0.00
Average:
38 | 20 0.13
Rain
Actual:
57 | 32 0.50
Average:
38 | 20 0.07
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 39 32 23 27 20 4 67 55 41 29.96 29.85 29.80 10 10 9 16 12 22 0.00  
2 28 24 19 12 8 5 57 51 43 30.12 30.02 29.96 10 10 10 14 9 20 0.00  
3 28 20 12 15 4 -6 63 47 36 30.17 30.11 30.04 10 10 9 14 10 21 0.00  
4 37 32 27 25 21 16 67 63 57 30.03 29.96 29.88 10 9 7 22 10 30 0.00  
5 43 34 24 25 22 18 89 64 45 30.26 30.14 29.94 10 9 7 18 8 28 0.00  
6 41 34 26 37 32 24 100 90 67 30.21 30.08 29.96 9 5 1 16 6 22 0.00 Snow
7 44 34 21 30 25 20 96 72 45 30.40 30.25 30.02 10 8 4 14 6 - 0.00  
8 46 34 23 38 33 20 100 83 56 30.42 30.37 30.33 10 6 2 16 9 24 0.00  
9 46 35 24 41 31 25 100 94 68 30.40 30.30 30.10 8 4 0 23 2 37 0.00 Fog
10 48 38 28 36 25 22 93 56 37 30.54 30.39 30.15 10 10 8 17 10 25 0.00  
11 45 35 25 45 34 22 100 90 70 30.53 30.35 30.16 10 8 5 16 4 22 0.05 Rain
12 48 45 42 48 45 42 100 100 97 30.16 30.14 30.10 10 2 0 16 8 22 0.00 Fog , Rain
13 48 45 42 48 44 43 100 100 100 30.17 30.11 30.03 10 1 0 8 2 - 0.00 Fog
14 59 49 37 54 46 28 100 90 48 30.25 30.04 29.96 10 4 0 16 6 22 0.00 Fog , Rain
15 41 38 35 34 30 26 93 75 62 30.31 30.26 30.22 10 9 4 12 8 - 0.06 Rain
16 37 35 33 36 34 30 100 98 81 30.23 30.00 29.81 7 3 1 10 7 18 0.17 Rain , Snow
17 44 38 33 34 28 15 93 69 48 30.09 30.00 29.88 10 9 7 17 7 22 0.00  
18 33 27 21 18 5 -3 61 40 26 30.49 30.32 30.01 10 10 10 22 12 26 0.00  
19 46 38 30 38 32 15 82 69 52 30.39 30.17 29.94 10 8 7 24 19 33 0.00  
20 53 42 30 39 29 11 82 60 28 29.97 29.79 29.64 10 9 7 22 15 33 0.00  
21 30 26 21 31 20 7 100 77 41 30.12 29.94 29.78 10 6 1 16 7 21 0.01 Snow
22 27 22 15 25 5 -4 93 52 32 30.12 29.93 29.77 10 9 5 25 10 31 0.00  
23 18 14 10 -2 -5 -8 53 43 34 30.20 30.16 30.12 10 10 9 15 11 23 0.00  
24 21 14 6 -1 -7 -10 58 42 27 30.30 30.19 30.12 10 10 9 21 11 32 0.00  
25 25 18 12 18 3 -5 93 54 29 30.35 30.22 30.04 10 8 1 14 9 20 0.00 Snow
26 26 19 12 14 6 1 92 60 41 30.30 30.11 30.02 10 9 7 20 10 24 0.00  
27 33 24 14 8 3 -2 71 45 26 30.49 30.41 30.31 10 10 8 16 10 18 0.00  
28 37 27 17 36 25 4 100 85 37 30.47 30.24 30.00 9 4 0 12 4 - 0.04 Fog , Rain , Snow
29 41 36 30 39 34 30 100 95 79 30.18 30.10 29.99 8 4 2 13 4 - 0.00  
30 53 46 39 54 49 39 100 99 93 30.12 29.80 29.49 7 3 0 22 9 30 0.00 Fog , Rain
31 57 45 32 57 39 8 100 76 34 29.68 29.31 29.08 10 6 1 36 24 54 0.50 Rain