Weather History for Nantucket, MA

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 75 °F 69 °F 59 °F
Mean Temperature 72 °F 62 °F 51 °F
Min Temperature 69 °F 56 °F 44 °F
Degree Days  
Heating Degree Days (base 65) 14 4 0 127
Cooling Degree Days (base 65) 6 1 0 38
Growing Degree Days (base 50) 22 12 1 367
Dew Point  
Dew Point 72 °F 55 °F 37 °F
Precipitation  
Precipitation 0.24 in 0.02 in 0.00 in 0.55 in
Snowdepth - - - -
Wind  
Wind 26 mph 10 mph 0 mph
Gust Wind 34 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.36 in 30.01 in 29.60 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 27, 2013 Rise Set
Actual Time 6:33 AM EDT 6:28 PM EDT
Civil Twilight 6:05 AM EDT 6:56 PM EDT
Nautical Twilight 5:33 AM EDT 7:28 PM EDT
Astronomical Twilight 5:00 AM EDT 8:00 PM EDT
Moon No Moon Rise 2:07 PM EDT (9/27)
Length of Visible Light 12h 50m
Length of Day
11h 55m
Last Quarter, 45% of the Moon is Illuminated
Sep 27
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.55 Average Month Total: 3.00
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Rain
Actual:
75 | 69 0.00
Average:
73 | 58 0.05
Rain
Actual:
75 | 68 0.02
Average:
74 | 60 0.03
Rain
Actual:
73 | 66 0.09
Average:
73 | 59 0.38
Clear
Actual:
73 | 63 0.00
Average:
74 | 58 0.09
Partly Cloudy
Actual:
75 | 54 0.00
Average:
72 | 59 0.00
Clear
Actual:
68 | 53 0.00
Average:
74 | 59 0.08
Clear
Actual:
71 | 57 0.00
Average:
72 | 58 0.06
Rain
Actual:
75 | 60 0.00
Average:
71 | 56 0.08
Clear
Actual:
66 | 51 0.00
Average:
70 | 55 0.32
Partly Cloudy
Actual:
72 | 62 0.00
Average:
71 | 56 0.15
Scattered Clouds
Actual:
73 | 66 0.00
Average:
70 | 56 0.08
Scattered Clouds
Actual:
75 | 68 0.00
Average:
70 | 55 0.01
Rain
Actual:
73 | 64 0.14
Average:
71 | 56 0.05
Partly Cloudy
Actual:
68 | 55 0.00
Average:
72 | 58 0.04
Scattered Clouds
Actual:
66 | 53 0.00
Average:
69 | 55 0.06
Rain
Actual:
70 | 55 0.02
Average:
69 | 54 0.04
Partly Cloudy
Actual:
59 | 45 0.00
Average:
70 | 55 0.07
Clear
Actual:
69 | 44 0.00
Average:
70 | 56 0.08
Clear
Actual:
69 | 57 0.00
Average:
69 | 54 0.24
Fog
Actual:
72 | 53 0.01
Average:
67 | 52 0.02
Scattered Clouds
Actual:
72 | 60 0.01
Average:
68 | 55 0.03
Rain
Actual:
69 | 59 0.24
Average:
69 | 55 0.15
Scattered Clouds
Actual:
61 | 48 0.00
Average:
67 | 52 0.06
Scattered Clouds
Actual:
61 | 50 0.00
Average:
66 | 50 0.07
Partly Cloudy
Actual:
64 | 46 0.00
Average:
66 | 50 0.05
Partly Cloudy
Actual:
64 | 48 0.00
Average:
67 | 52 0.14
Partly Cloudy
Actual:
63 | 52 0.00
Average:
68 | 54 0.16
Clear
Actual:
69 | 48 0.00
Average:
67 | 53 0.11
Partly Cloudy
Actual:
66 | 45 0.01
Average:
65 | 53 0.17
Partly Cloudy
Actual:
66 | 53 0.01
Average:
66 | 49 0.13
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 75 71 69 69 68 68 100 93 85 29.92 29.90 29.87 10 8 4 15 11 - 0.00 Rain
2 75 72 68 70 68 66 100 94 84 29.90 29.84 29.76 10 6 0 13 8 - 0.02 Fog , Rain
3 73 70 66 72 69 64 100 97 88 29.82 29.78 29.72 8 2 0 13 8 - 0.09 Fog , Rain
4 73 68 63 66 62 58 97 79 64 29.95 29.89 29.81 10 10 9 17 9 23 0.00  
5 75 65 54 66 60 49 93 82 69 30.11 29.97 29.91 10 10 9 20 11 25 0.00  
6 68 60 53 51 47 43 86 63 43 30.22 30.17 30.12 10 10 10 14 6 - 0.00  
7 71 64 57 58 52 47 78 64 47 30.12 30.03 29.91 10 10 10 20 11 25 0.00  
8 75 68 60 64 57 44 87 70 52 30.06 29.86 29.76 10 10 10 22 15 30 0.00 Rain
9 66 58 51 49 43 39 71 55 40 30.24 30.19 30.09 10 10 10 12 9 - 0.00  
10 72 67 62 66 61 50 93 81 65 30.22 30.17 30.10 10 10 8 21 12 26 0.00  
11 73 70 66 68 67 66 97 91 81 30.13 30.09 30.04 8 6 2 15 12 21 0.00  
12 75 70 68 69 67 66 100 92 82 30.02 29.93 29.75 9 5 3 18 12 23 0.00  
13 73 70 64 70 67 61 100 93 78 29.74 29.65 29.60 10 6 0 14 10 - 0.14 Fog , Rain
14 68 60 55 61 56 53 90 78 66 30.05 29.88 29.72 10 10 10 15 11 22 0.00  
15 66 60 53 55 50 47 86 68 50 30.17 30.11 30.04 10 10 10 15 8 20 0.00  
16 70 62 55 61 55 51 87 77 60 30.15 30.07 30.03 10 10 10 22 10 28 0.02 Rain
17 59 51 45 52 42 37 88 64 47 30.36 30.29 30.17 10 10 10 26 20 34 0.00  
18 69 56 44 52 44 40 89 63 39 30.32 30.25 30.17 10 10 10 13 6 - 0.00  
19 69 63 57 58 56 52 93 78 65 30.17 30.12 30.07 10 10 10 17 10 22 0.00  
20 72 62 53 62 58 54 100 91 68 30.10 30.07 30.04 10 9 2 10 5 - 0.01 Fog
21 72 66 60 65 62 59 97 88 73 30.06 29.96 29.81 10 10 8 15 10 - 0.01  
22 69 64 59 66 62 48 100 89 62 29.80 29.71 29.67 10 8 2 17 12 34 0.24 Rain
23 61 54 48 48 44 42 83 64 52 29.98 29.89 29.80 10 10 10 17 12 25 0.00  
24 61 55 50 47 43 40 83 67 53 29.98 29.90 29.83 10 10 10 15 9 22 0.00  
25 64 55 46 48 46 43 89 69 52 29.97 29.91 29.88 10 10 10 10 5 - 0.00  
26 64 56 48 51 47 44 89 69 52 30.09 30.02 29.96 10 10 10 20 8 23 0.00  
27 63 58 52 54 52 49 97 79 68 30.24 30.16 30.08 10 10 10 21 14 28 0.00  
28 69 58 48 55 49 44 93 74 45 30.29 30.27 30.22 10 10 10 13 8 - 0.00  
29 66 54 45 57 52 43 97 85 70 30.24 30.16 30.07 10 10 10 15 8 - 0.01  
30 66 60 53 58 54 51 100 82 63 30.06 30.01 29.94 10 10 7 22 10 26 0.01