Weather History for Groton, CT

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Month of March, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 46 °F 30 °F
Mean Temperature 57 °F 38 °F 22 °F
Min Temperature 44 °F 30 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 43 27 8 825
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 7 0 0 7
Dew Point  
Dew Point 50 °F 26 °F -7 °F
Precipitation  
Precipitation 0.57 in 0.05 in 0.00 in 1.46 in
Snowdepth - - - -
Wind  
Wind 34 mph 10 mph 0 mph
Gust Wind 45 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.77 in 30.10 in 29.49 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Mar. 28, 2011 Rise Set
Actual Time 6:38 AM EDT 7:08 PM EDT
Civil Twilight 6:10 AM EDT 7:36 PM EDT
Nautical Twilight 5:38 AM EDT 8:09 PM EDT
Astronomical Twilight 5:04 AM EDT 8:42 PM EDT
Moon 3:32 AM EDT 1:43 PM EDT
Length of Visible Light 13h 25m
Length of Day
12h 30m
Waning Crescent, 29% of the Moon is Illuminated
Mar 28
Waning Crescent
Apr 3
New
Apr 11
First Quarter
Apr 17
Full
Apr 24
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.46 Average Month Total: 4.73
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
42 | 21 0.00
Average:
43 | 25 0.11
Clear
Actual:
46 | 24 0.00
Average:
43 | 27 0.04
Clear
Actual:
30 | 14 0.00
Average:
44 | 26 0.13
Clear
Actual:
37 | 17 0.00
Average:
42 | 25 0.20
Rain
Actual:
48 | 37 0.00
Average:
44 | 28 0.14
Rain
Actual:
48 | 44 0.02
Average:
44 | 26 0.15
Rain
Actual:
51 | 28 0.16
Average:
44 | 26 0.18
Clear
Actual:
42 | 25 0.00
Average:
44 | 24 0.10
Scattered Clouds
Actual:
41 | 28 0.00
Average:
43 | 24 0.06
Rain
Actual:
46 | 37 0.00
Average:
44 | 25 0.06
Rain
Actual:
48 | 39 0.57
Average:
46 | 27 0.12
Partly Cloudy
Actual:
48 | 37 0.00
Average:
45 | 28 0.21
Fog
Actual:
52 | 32 0.00
Average:
45 | 29 0.39
Partly Cloudy
Actual:
44 | 30 0.00
Average:
46 | 30 0.26
Partly Cloudy
Actual:
41 | 30 0.00
Average:
46 | 29 0.09
Rain
Actual:
51 | 35 0.36
Average:
47 | 28 0.11
Fog
Actual:
57 | 30 0.00
Average:
48 | 29 0.27
Scattered Clouds
Actual:
73 | 41 0.00
Average:
45 | 27 0.19
Partly Cloudy
Actual:
54 | 32 0.00
Average:
47 | 28 0.09
Clear
Actual:
42 | 28 0.00
Average:
48 | 29 0.06
Rain
Actual:
41 | 36 0.15
Average:
47 | 31 0.28
Partly Cloudy
Actual:
48 | 39 0.00
Average:
47 | 29 0.28
Snow
Actual:
39 | 32 0.02
Average:
48 | 30 0.05
Snow
Actual:
46 | 30 0.01
Average:
48 | 29 0.13
Partly Cloudy
Actual:
43 | 28 0.00
Average:
48 | 29 0.12
Clear
Actual:
41 | 24 0.00
Average:
51 | 31 0.22
Clear
Actual:
45 | 26 0.00
Average:
50 | 29 0.07
Clear
Actual:
48 | 27 0.00
Average:
53 | 31 0.10
Scattered Clouds
Actual:
48 | 30 0.00
Average:
53 | 33 0.14
Scattered Clouds
Actual:
48 | 30 0.00
Average:
51 | 33 0.19
Snow
Actual:
46 | 33 0.17
Average:
51 | 33 0.19
 

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

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Mar high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 42 32 21 24 14 7 80 46 24 30.30 30.15 29.82 10 10 10 18 12 29 0.00  
2 46 35 24 32 23 4 84 60 33 30.32 30.11 29.94 10 10 10 28 13 36 0.00  
3 30 22 14 8 -2 -7 62 36 19 30.70 30.59 30.35 10 10 10 20 12 28 0.00  
4 37 26 17 32 15 1 82 57 41 30.77 30.70 30.59 10 10 10 17 8 - 0.00  
5 48 42 37 42 38 33 93 83 71 30.58 30.41 30.25 10 9 7 16 10 - 0.00 Rain
6 48 46 44 47 44 40 96 89 80 30.22 29.94 29.69 9 6 2 25 14 - 0.02 Rain
7 51 40 28 50 36 19 100 81 45 30.29 29.72 29.49 10 5 1 34 22 45 0.16 Rain
8 42 34 25 26 20 12 80 62 29 30.62 30.50 30.32 10 10 10 10 5 - 0.00  
9 41 34 28 30 26 20 76 69 55 30.68 30.61 30.55 10 10 10 22 11 30 0.00  
10 46 42 37 43 37 30 93 82 71 30.53 30.27 30.01 10 6 2 25 19 37 0.00 Rain
11 48 44 39 48 43 32 100 95 76 29.99 29.82 29.77 10 3 0 23 13 36 0.57 Fog , Rain
12 48 42 37 37 33 29 86 70 52 29.86 29.82 29.77 10 9 6 18 11 28 0.00  
13 52 42 32 36 30 24 100 70 34 30.17 29.93 29.80 10 7 0 17 4 29 0.00 Fog
14 44 38 30 32 28 26 89 68 51 30.43 30.29 30.17 10 10 10 13 6 - 0.00  
15 41 34 30 31 29 26 92 77 58 30.54 30.48 30.43 10 10 8 12 4 - 0.00  
16 51 43 35 47 40 31 100 91 74 30.40 30.09 29.95 10 4 0 18 9 23 0.36 Fog , Rain
17 57 44 30 38 33 28 100 86 37 30.17 30.07 30.04 10 4 0 14 2 - 0.00 Fog
18 73 57 41 43 35 21 89 54 20 30.01 29.84 29.72 10 9 6 23 8 32 0.00  
19 54 45 32 34 28 20 88 51 33 30.47 30.19 29.94 10 10 10 18 10 32 0.00  
20 42 35 28 28 22 14 89 58 39 30.63 30.57 30.49 10 10 10 12 7 - 0.00  
21 41 38 36 40 34 25 100 84 62 30.52 30.12 29.83 10 5 1 21 12 25 0.15 Rain
22 48 42 39 37 32 25 93 71 49 29.99 29.87 29.79 10 10 9 22 11 29 0.00  
23 39 34 32 31 27 19 92 74 47 29.95 29.80 29.65 10 6 1 9 4 - 0.02 Snow
24 46 38 30 30 27 17 93 77 34 29.86 29.63 29.55 10 5 1 16 9 23 0.01 Snow
25 43 35 28 23 16 2 61 46 28 29.94 29.88 29.83 10 10 10 22 12 28 0.00  
26 41 32 24 9 5 1 50 32 20 29.98 29.93 29.88 10 10 10 18 13 26 0.00  
27 45 35 26 12 4 -4 55 32 15 29.97 29.88 29.78 10 10 10 20 12 26 0.00  
28 48 38 27 10 5 -3 43 28 15 29.94 29.88 29.81 10 10 10 20 14 28 0.00  
29 48 39 30 19 14 10 52 38 27 30.09 30.01 29.95 10 10 10 18 11 29 0.00  
30 48 39 30 33 27 18 77 61 41 30.19 30.08 29.99 10 10 10 18 9 22 0.00  
31 46 40 33 36 32 20 93 79 35 29.99 29.82 29.66 10 8 3 18 8 26 0.17 Rain , Snow