Weather History for Portsmouth, NH

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Month of February, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 48 °F 35 °F 22 °F
Mean Temperature 38 °F 28 °F 18 °F
Min Temperature 33 °F 21 °F 7 °F
Degree Days  
Heating Degree Days (base 65) 48 37 27 1032
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 40 °F 17 °F -11 °F
Precipitation  
Precipitation 1.14 in 0.11 in 0.00 in 3.20 in
Snowdepth 20.0 in 16.7 in 5.0 in -
Wind  
Wind 34 mph 9 mph 0 mph
Gust Wind 51 mph 26 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.53 in 29.94 in 29.30 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 01, 2013 Rise Set
Actual Time 6:58 AM EST 4:56 PM EST
Civil Twilight 6:28 AM EST 5:26 PM EST
Nautical Twilight 5:54 AM EST 6:00 PM EST
Astronomical Twilight 5:20 AM EST 6:33 PM EST
Moon 11:11 PM EST (2/1) 9:19 AM EST (2/1)
Length of Visible Light 10h 58m
Length of Day
9h 57m
Waning Gibbous, 70% of the Moon is Illuminated
Feb 1
Waning Gibbous
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter
Feb 25
Full

Weather History Calendar

Precipitation Actual month total 3.20 Average Month Total: 8.89
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
32 | 18 0.00
Average:
32 | 16 0.12
Partly Cloudy
Actual:
27 | 14 0.00
Average:
33 | 16 0.12
Snow
Actual:
37 | 19 0.00
Average:
33 | 17 0.12
Partly Cloudy
Actual:
30 | 19 0.00
Average:
33 | 17 0.13
Snow
Actual:
27 | 12 0.00
Average:
33 | 17 0.14
Snow
Actual:
37 | 20 0.00
Average:
33 | 17 0.16
Partly Cloudy
Actual:
26 | 14 0.00
Average:
33 | 17 0.24
Snow
Actual:
23 | 14 0.44
Average:
33 | 17 0.25
Snow
Actual:
22 | 13 0.48
Average:
33 | 17 0.26
Scattered Clouds
Actual:
36 | 7 0.00
Average:
33 | 17 0.28
Snow
Actual:
37 | 13 0.30
Average:
33 | 17 0.30
Partly Cloudy
Actual:
43 | 32 0.00
Average:
33 | 17 0.31
Partly Cloudy
Actual:
41 | 27 0.00
Average:
33 | 17 0.32
Partly Cloudy
Actual:
40 | 27 0.00
Average:
34 | 18 0.33
Partly Cloudy
Actual:
48 | 23 0.00
Average:
34 | 18 0.34
Snow
Actual:
38 | 29 0.03
Average:
34 | 18 0.35
Snow
Actual:
29 | 15 0.09
Average:
34 | 19 0.36
Scattered Clouds
Actual:
29 | 13 0.00
Average:
35 | 19 0.36
Rain
Actual:
40 | 21 0.32
Average:
35 | 19 0.36
Fog
Actual:
38 | 26 0.00
Average:
35 | 19 0.36
Partly Cloudy
Actual:
28 | 22 0.00
Average:
35 | 19 0.36
Partly Cloudy
Actual:
37 | 19 0.00
Average:
35 | 19 0.36
Snow
Actual:
37 | 28 0.03
Average:
36 | 20 0.36
Snow
Actual:
36 | 29 0.36
Average:
36 | 20 0.76
Snow
Actual:
39 | 26 0.01
Average:
36 | 20 0.76
Fog
Actual:
39 | 28 0.00
Average:
37 | 21 0.36
Snow
Actual:
41 | 33 1.14
Average:
37 | 21 0.36
Rain
Actual:
43 | 33 0.00
Average:
37 | 21 0.36
 

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
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 32 25 18 14 5 1 61 40 29 30.06 29.77 29.53 10 10 10 21 14 31 0.00  
2 27 20 14 9 4 0 62 46 30 30.22 30.12 30.04 10 10 10 12 7 - 0.00  
3 37 28 19 19 15 10 89 67 34 30.04 29.90 29.70 10 8 2 13 6 - 0.00 Snow
4 30 25 19 14 5 -2 72 45 28 29.89 29.76 29.69 10 10 10 21 11 32 0.00  
5 27 20 12 14 4 0 71 50 33 30.03 29.97 29.92 10 10 8 8 5 - 0.00 Snow
6 37 29 20 24 15 -9 87 64 26 30.30 30.03 29.93 10 9 3 16 6 24 0.00 Snow
7 26 20 14 8 -6 -11 52 31 20 30.53 30.46 30.31 10 10 10 14 9 20 0.00  
8 23 18 14 16 12 7 87 80 53 30.51 30.24 29.71 10 2 0 28 11 41 0.44 Fog , Snow
9 22 18 13 14 10 0 86 72 55 30.16 29.83 29.60 10 4 0 34 25 51 0.48 Fog , Snow
10 36 22 7 9 0 -4 72 43 22 30.37 30.31 30.17 10 10 10 10 6 - 0.00  
11 37 25 13 37 25 7 100 90 69 30.34 29.93 29.60 10 3 0 14 3 23 0.30 Fog , Rain , Snow
12 43 38 32 34 28 24 99 70 47 29.82 29.67 29.57 10 10 5 17 9 25 0.00  
13 41 34 27 24 21 19 78 61 42 29.85 29.78 29.72 10 10 10 10 6 - 0.00  
14 40 34 27 26 21 16 86 62 39 29.98 29.87 29.73 10 10 10 10 5 - 0.00  
15 48 36 23 33 27 20 94 71 46 29.98 29.94 29.88 10 9 6 13 4 - 0.00  
16 38 34 29 31 26 14 94 76 50 29.94 29.89 29.72 10 7 1 14 6 20 0.03 Snow
17 29 22 15 17 9 0 86 63 37 29.69 29.45 29.30 10 6 0 32 19 43 0.09 Fog , Snow
18 29 21 13 1 -2 -7 53 37 21 30.11 29.88 29.59 10 10 8 30 21 45 0.00  
19 40 30 21 40 21 -2 100 66 30 30.13 29.90 29.55 10 8 0 17 8 - 0.32 Fog , Rain
20 38 32 26 38 21 12 100 64 47 29.73 29.59 29.50 10 9 0 20 11 30 0.00 Fog
21 28 25 22 14 10 6 67 53 44 30.17 29.86 29.71 10 10 10 21 14 26 0.00  
22 37 28 19 24 18 14 81 63 40 30.39 30.33 30.22 10 10 10 12 6 - 0.00  
23 37 32 28 36 29 23 100 82 69 30.33 30.16 29.96 10 8 2 13 3 - 0.03 Rain , Snow
24 36 32 29 36 32 28 100 96 93 29.94 29.81 29.73 5 2 0 14 9 20 0.36 Fog , Rain , Snow
25 39 32 26 31 28 25 99 85 64 30.24 30.10 29.91 10 9 3 13 5 - 0.01 Snow
26 39 34 28 34 30 25 100 83 56 30.35 30.30 30.20 10 8 0 12 2 - 0.00 Fog
27 41 37 33 38 34 28 100 89 67 30.19 29.89 29.57 10 4 1 26 15 36 1.14 Rain , Snow
28 43 38 33 36 33 31 97 86 68 29.62 29.57 29.53 10 9 2 17 10 24 0.00 Rain