Weather History for Islip, NY

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Month of August, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 81 °F 73 °F
Mean Temperature 78 °F 72 °F 66 °F
Min Temperature 72 °F 63 °F 57 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 13 7 1 223
Growing Degree Days (base 50) 28 22 16 676
Dew Point  
Dew Point 73 °F 61 °F 44 °F
Precipitation  
Precipitation 13.51 in 0.54 in 0.00 in 14.07 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 33 mph 7 mph 0 mph
Gust Wind 44 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 30.01 in 29.63 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 03, 2014 Rise Set
Actual Time 5:50 AM EDT 8:05 PM EDT
Civil Twilight 5:20 AM EDT 8:36 PM EDT
Nautical Twilight 4:42 AM EDT 9:13 PM EDT
Astronomical Twilight 4:00 AM EDT 9:55 PM EDT
Moon 1:11 PM EDT (8/3) 11:57 PM EDT (8/3)
Length of Visible Light 15h 16m
Length of Day
14h 15m
Waxing Crescent, 46% of the Moon is Illuminated
Aug 3
Waxing Crescent
Aug 3
First Quarter
Aug 10
Full
Aug 17
Last Quarter
Aug 25
New

Weather History Calendar

Precipitation Actual month total 14.07 Normal Month Total: 3.98
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
84 | 72 T
Average:
82 | 67 0.12
Rain
Actual:
73 | 65 0.42
Average:
82 | 66 0.12
Rain
Actual:
77 | 66 0.04
Average:
82 | 66 0.12
Partly Cloudy
Actual:
81 | 68 0.00
Average:
82 | 66 0.13
Fog
Actual:
85 | 67 T
Average:
82 | 66 0.13
Rain
Actual:
84 | 67 T
Average:
82 | 66 0.13
Scattered Clouds
Actual:
83 | 63 T
Average:
81 | 66 0.13
Scattered Clouds
Actual:
82 | 61 0.00
Average:
81 | 66 0.13
Scattered Clouds
Actual:
86 | 63 0.00
Average:
81 | 66 0.13
Scattered Clouds
Actual:
88 | 64 0.00
Average:
81 | 66 0.13
Partly Cloudy
Actual:
83 | 65 0.00
Average:
81 | 66 0.13
Rain
Actual:
80 | 67 0.06
Average:
81 | 66 0.14
Thunderstorm
Actual:
81 | 66 13.51
Average:
81 | 66 0.13
Scattered Clouds
Actual:
77 | 60 0.00
Average:
81 | 66 0.14
Partly Cloudy
Actual:
74 | 58 0.00
Average:
81 | 66 0.13
Partly Cloudy
Actual:
78 | 58 0.00
Average:
81 | 66 0.14
Rain
Actual:
83 | 64 T
Average:
81 | 66 0.13
Partly Cloudy
Actual:
79 | 57 0.00
Average:
80 | 65 0.13
Scattered Clouds
Actual:
77 | 60 0.00
Average:
80 | 65 0.14
Scattered Clouds
Actual:
80 | 62 0.00
Average:
80 | 65 0.13
Partly Cloudy
Actual:
77 | 64 0.00
Average:
80 | 65 0.14
Thunderstorm
Actual:
77 | 63 0.02
Average:
80 | 65 0.13
Partly Cloudy
Actual:
75 | 61 0.00
Average:
80 | 65 0.13
Scattered Clouds
Actual:
79 | 58 0.00
Average:
80 | 65 0.13
Scattered Clouds
Actual:
87 | 60 0.00
Average:
79 | 64 0.13
Scattered Clouds
Actual:
83 | 65 0.00
Average:
79 | 64 0.11
Scattered Clouds
Actual:
85 | 63 0.00
Average:
79 | 64 0.12
Scattered Clouds
Actual:
82 | 66 0.00
Average:
79 | 64 0.12
Partly Cloudy
Actual:
78 | 59 0.00
Average:
79 | 64 0.12
Partly Cloudy
Actual:
77 | 58 0.00
Average:
79 | 63 0.12
Thunderstorm
Actual:
83 | 72 0.02
Average:
78 | 63 0.12
 

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

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 84 78 72 68 67 63 84 71 58 30.21 30.19 30.16 10 10 9 17 7 21 T Rain
2 73 69 65 68 63 61 87 82 76 30.18 30.13 30.09 10 8 4 17 7 22 0.42 Rain
3 77 72 66 64 63 61 87 74 60 30.12 30.08 30.03 10 10 5 12 4 13 0.04 Rain
4 81 75 68 69 67 64 93 78 62 30.06 30.04 30.02 10 10 9 15 6 20 0.00  
5 85 76 67 70 66 64 97 74 51 30.03 29.97 29.89 10 8 0 13 4 16 T Fog
6 84 76 67 70 62 58 87 64 40 29.90 29.85 29.81 10 10 10 13 7 20 T Rain
7 83 73 63 59 55 50 90 62 34 29.99 29.92 29.88 10 10 10 22 8 30 T  
8 82 72 61 61 55 50 78 56 33 30.06 30.03 29.99 10 10 10 16 7 21 0.00  
9 86 75 63 62 58 50 87 60 32 30.10 30.07 30.05 10 10 10 17 5 21 0.00  
10 88 76 64 67 59 51 87 58 29 30.12 30.10 30.08 10 10 10 14 6 20 0.00  
11 83 74 65 67 64 55 93 68 42 30.14 30.12 30.10 10 10 1 15 6 20 0.00  
12 80 74 67 70 66 63 87 75 62 30.09 30.01 29.92 10 10 10 23 13 31 0.06 Rain
13 81 74 66 72 67 62 97 78 58 29.89 29.72 29.63 10 4 0 33 12 44 13.51 Fog , Rain , Thunderstorm
14 77 69 60 66 57 49 93 66 38 29.86 29.81 29.75 10 10 10 20 9 24 0.00  
15 74 66 58 57 51 44 84 61 38 29.97 29.90 29.85 10 10 10 16 7 22 0.00  
16 78 68 58 64 56 51 84 62 40 30.00 29.96 29.91 10 10 10 18 7 23 0.00  
17 83 74 64 65 60 55 87 64 40 29.90 29.84 29.78 10 10 10 15 8 21 T Rain
18 79 68 57 62 56 54 90 66 42 29.90 29.85 29.81 10 10 10 12 6 - 0.00  
19 77 69 60 64 60 52 93 73 53 29.93 29.89 29.86 10 10 10 13 6 17 0.00  
20 80 71 62 66 60 56 93 70 47 30.02 29.98 29.93 10 10 9 12 4 15 0.00  
21 77 71 64 64 62 60 87 71 54 30.06 30.04 30.02 10 10 10 14 6 17 0.00  
22 77 70 63 66 61 55 93 73 53 30.05 30.02 30.00 10 10 10 15 7 18 0.02 Rain , Thunderstorm
23 75 68 61 61 60 58 87 72 57 30.11 30.07 30.03 10 10 10 14 6 18 0.00  
24 79 69 58 58 56 54 90 68 45 30.14 30.12 30.09 10 10 10 18 5 22 0.00  
25 87 74 60 68 61 56 93 65 36 30.15 30.12 30.09 10 10 10 14 5 24 0.00  
26 83 74 65 68 64 61 93 76 58 30.16 30.12 30.07 10 10 6 13 5 16 0.00  
27 85 74 63 67 63 60 87 67 47 30.05 29.96 29.86 10 10 10 15 6 25 0.00  
28 82 74 66 67 57 50 84 62 39 30.03 29.88 29.82 10 10 10 22 12 28 0.00  
29 78 69 59 55 53 49 72 55 38 30.25 30.15 30.04 10 10 10 14 6 21 0.00  
30 77 68 58 65 60 54 84 69 54 30.27 30.22 30.15 10 10 10 16 9 21 0.00  
31 83 78 72 73 70 66 87 81 74 30.16 30.05 29.97 10 10 9 16 10 23 0.02 Rain , Thunderstorm