Weather History for Islip, NY

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 60 °F 41 °F 19 °F
Mean Temperature 49 °F 33 °F 14 °F
Min Temperature 42 °F 25 °F 5 °F
Degree Days  
Heating Degree Days (base 65) 51 32 16 984
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 23 °F -8 °F
Precipitation  
Precipitation 0.81 in 0.08 in 0.00 in 2.25 in
Snowdepth 2.0 in 0.2 in 0.0 in -
Wind  
Wind 44 mph 9 mph 0 mph
Gust Wind 59 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.53 in 30.10 in 29.09 in

Monthly Weather History Graph

Monthly Weather History Graph

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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. 21, 2013 Rise Set
Actual Time 7:11 AM EST 4:56 PM EST
Civil Twilight 6:41 AM EST 5:26 PM EST
Nautical Twilight 6:08 AM EST 5:59 PM EST
Astronomical Twilight 5:35 AM EST 6:32 PM EST
Moon 12:34 PM EST (1/21) 2:37 AM EST (1/21)
Length of Visible Light 10h 45m
Length of Day
9h 45m
Waxing Gibbous, 75% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 2.25 Normal Month Total: 3.64
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Mostly Cloudy
Actual:
40 | 28 0.00
Average:
39 | 24 0.12
Partly Cloudy
Actual:
32 | 23 0.00
Average:
39 | 24 0.12
Partly Cloudy
Actual:
32 | 23 0.00
Average:
39 | 24 0.12
Scattered Clouds
Actual:
39 | 23 0.00
Average:
39 | 24 0.12
Partly Cloudy
Actual:
44 | 25 0.00
Average:
38 | 24 0.12
Snow
Actual:
45 | 29 T
Average:
38 | 24 0.12
Clear
Actual:
45 | 25 0.00
Average:
38 | 24 0.12
Partly Cloudy
Actual:
49 | 23 0.00
Average:
38 | 23 0.12
Partly Cloudy
Actual:
49 | 26 T
Average:
38 | 23 0.12
Scattered Clouds
Actual:
48 | 30 0.00
Average:
38 | 23 0.12
Rain
Actual:
48 | 30 0.40
Average:
38 | 23 0.12
Rain
Actual:
49 | 42 0.10
Average:
38 | 23 0.13
Fog
Actual:
48 | 40 0.02
Average:
38 | 23 0.12
Rain
Actual:
60 | 37 0.03
Average:
38 | 23 0.13
Rain
Actual:
39 | 35 0.14
Average:
38 | 23 0.12
Rain
Actual:
38 | 33 0.81
Average:
38 | 23 0.12
Overcast
Actual:
44 | 34 0.00
Average:
38 | 23 0.13
Snow
Actual:
34 | 20 T
Average:
38 | 23 0.11
Partly Cloudy
Actual:
48 | 24 0.00
Average:
38 | 23 0.12
Partly Cloudy
Actual:
56 | 31 0.00
Average:
38 | 23 0.12
Snow
Actual:
33 | 22 0.13
Average:
38 | 23 0.12
Partly Cloudy
Actual:
27 | 13 0.00
Average:
38 | 23 0.12
Partly Cloudy
Actual:
19 | 10 0.00
Average:
38 | 23 0.11
Scattered Clouds
Actual:
23 | 5 0.00
Average:
38 | 23 0.12
Snow
Actual:
24 | 10 0.04
Average:
38 | 23 0.10
Partly Cloudy
Actual:
26 | 15 0.00
Average:
38 | 23 0.11
Scattered Clouds
Actual:
32 | 10 0.00
Average:
38 | 23 0.11
Snow
Actual:
36 | 16 0.18
Average:
38 | 23 0.10
Rain
Actual:
45 | 33 0.02
Average:
38 | 23 0.11
Rain
Actual:
55 | 41 T
Average:
38 | 23 0.11
Rain
Actual:
57 | 30 0.38
Average:
38 | 24 0.11
 

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 40 34 28 27 21 10 64 54 43 29.97 29.88 29.83 10 10 10 21 13 28 0.00  
2 32 28 23 16 12 8 59 51 43 30.14 30.04 29.96 10 10 10 21 9 26 0.00  
3 32 28 23 17 14 11 68 56 43 30.18 30.11 30.05 10 10 10 15 7 21 0.00  
4 39 31 23 22 19 15 74 59 44 30.06 29.99 29.92 10 10 10 22 10 26 0.00  
5 44 35 25 22 19 17 75 57 39 30.25 30.16 29.98 10 10 9 21 7 29 0.00  
6 45 37 29 34 29 23 89 74 58 30.22 30.07 29.96 10 7 1 14 5 16 T Snow
7 45 35 25 29 23 17 78 59 39 30.39 30.25 30.04 10 10 10 18 6 22 0.00  
8 49 36 23 35 29 21 92 69 46 30.42 30.37 30.33 10 10 7 23 6 30 0.00  
9 49 38 26 40 32 24 92 76 60 30.37 30.26 30.12 10 9 6 17 7 22 T  
10 48 39 30 31 23 20 64 48 31 30.53 30.42 30.21 10 10 10 20 10 25 0.00  
11 48 39 30 46 34 23 93 77 60 30.50 30.33 30.10 10 8 2 16 6 21 0.40 Rain
12 49 46 42 47 43 41 100 95 89 30.16 30.11 30.04 3 1 0 17 7 22 0.10 Fog , Rain
13 48 44 40 47 42 39 100 93 86 30.16 30.09 30.01 10 2 0 9 4 13 0.02 Fog
14 60 49 37 54 45 30 100 79 58 30.26 30.08 29.99 10 4 0 20 9 24 0.03 Fog , Rain
15 39 37 35 32 28 25 89 74 59 30.31 30.25 30.18 10 10 8 13 7 16 0.14 Rain
16 38 36 33 35 33 30 96 86 75 30.19 29.97 29.76 9 4 2 20 8 25 0.81 Rain
17 44 39 34 34 27 21 92 69 45 30.06 30.00 29.91 10 10 8 20 9 24 0.00  
18 34 27 20 20 9 4 62 48 34 30.49 30.33 30.01 10 10 10 22 10 28 T Snow
19 48 36 24 35 28 16 70 58 45 30.39 30.17 29.94 10 10 10 29 16 38 0.00  
20 56 44 31 33 23 9 70 44 17 30.01 29.82 29.67 10 10 10 30 15 40 0.00  
21 33 28 22 25 17 8 92 66 39 30.10 29.94 29.81 10 6 0 15 6 18 0.13 Fog , Snow
22 27 20 13 16 2 -8 68 51 33 30.15 29.98 29.79 10 10 9 24 15 36 0.00  
23 19 15 10 -2 -4 -7 58 48 37 30.22 30.18 30.14 10 10 10 22 11 30 0.00  
24 23 14 5 4 -1 -4 69 53 36 30.35 30.21 30.12 10 10 10 28 12 37 0.00  
25 24 17 10 16 9 0 84 60 36 30.38 30.20 30.05 10 6 1 17 6 22 0.04 Snow
26 26 21 15 14 8 2 80 61 41 30.34 30.13 30.02 10 10 10 23 11 31 0.00  
27 32 21 10 13 7 3 76 55 33 30.49 30.44 30.35 10 10 10 21 6 25 0.00  
28 36 26 16 34 25 7 92 77 61 30.47 30.21 29.99 10 5 2 14 5 20 0.18 Rain , Snow
29 45 39 33 39 35 30 100 88 76 30.16 30.09 29.99 7 4 2 14 4 16 0.02 Rain
30 55 48 41 52 48 39 100 95 89 30.07 29.82 29.44 7 1 0 25 13 38 T Fog , Rain
31 57 44 30 54 36 8 93 62 31 29.75 29.33 29.09 10 8 2 44 24 59 0.38 Rain