Weather History for Portsmouth, NH

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Month of January, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 55 °F 31 °F 12 °F
Mean Temperature 46 °F 23 °F 5 °F
Min Temperature 40 °F 15 °F -4 °F
Degree Days  
Heating Degree Days (base 65) 60 42 20 1294
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 55 °F 13 °F -17 °F
Precipitation  
Precipitation 0.63 in 0.07 in 0.00 in 2.04 in
Snowdepth 11.0 in 4.5 in 1.0 in -
Wind  
Wind 25 mph 8 mph 0 mph
Gust Wind 34 mph 23 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.65 in 29.96 in 29.23 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 24, 2014 Rise Set
Actual Time 7:06 AM EST 4:45 PM EST
Civil Twilight 6:35 AM EST 5:15 PM EST
Nautical Twilight 6:00 AM EST 5:50 PM EST
Astronomical Twilight 5:27 AM EST 6:24 PM EST
Moon 12:27 AM EST (1/24) 11:03 AM EST (1/24)
Length of Visible Light 10h 40m
Length of Day
9h 39m
Last Quarter, 45% of the Moon is Illuminated
Jan 24
Last Quarter
Jan 30
New
Feb 6
First Quarter
Feb 14
Full
Feb 22
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.04 Average Month Total: 4.78
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
24 | 14 0.00
Average:
34 | 20 0.14
Snow
Actual:
17 | -2 0.14
Average:
34 | 20 0.14
Snow
Actual:
12 | -2 0.10
Average:
33 | 19 0.14
Partly Cloudy
Actual:
22 | -4 0.00
Average:
33 | 19 0.14
Rain
Actual:
34 | 9 0.01
Average:
33 | 19 0.13
Rain
Actual:
50 | 28 0.46
Average:
32 | 18 1.21
Scattered Clouds
Actual:
27 | 6 0.00
Average:
32 | 18 0.13
Scattered Clouds
Actual:
21 | 6 0.00
Average:
32 | 17 0.13
Scattered Clouds
Actual:
26 | 9 0.00
Average:
31 | 16 0.12
Snow
Actual:
31 | 8 0.02
Average:
31 | 16 0.12
Rain
Actual:
55 | 30 0.28
Average:
30 | 15 0.12
Rain
Actual:
53 | 36 0.00
Average:
30 | 14 0.12
Partly Cloudy
Actual:
48 | 30 0.00
Average:
29 | 14 0.11
Rain
Actual:
46 | 40 0.63
Average:
29 | 13 0.11
Fog
Actual:
46 | 28 0.00
Average:
28 | 13 0.11
Fog
Actual:
35 | 27 0.00
Average:
28 | 13 0.11
Fog
Actual:
44 | 30 0.00
Average:
28 | 13 0.11
Snow
Actual:
34 | 28 0.39
Average:
28 | 12 0.11
Snow
Actual:
32 | 27 0.01
Average:
28 | 12 0.11
Partly Cloudy
Actual:
39 | 14 0.00
Average:
28 | 12 0.11
Snow
Actual:
13 | 6 0.00
Average:
28 | 12 0.11
Partly Cloudy
Actual:
19 | 4 0.00
Average:
28 | 12 0.11
Partly Cloudy
Actual:
18 | 2 0.00
Average:
28 | 12 0.11
Scattered Clouds
Actual:
15 | 2 0.00
Average:
28 | 12 0.11
Snow
Actual:
35 | 12 0.00
Average:
29 | 13 0.11
Snow
Actual:
23 | 13 0.00
Average:
29 | 13 0.11
Snow
Actual:
43 | 19 0.00
Average:
30 | 14 0.12
Partly Cloudy
Actual:
18 | 10 0.00
Average:
30 | 14 0.12
Snow
Actual:
24 | 14 0.00
Average:
31 | 15 0.12
Scattered Clouds
Actual:
28 | 10 0.00
Average:
31 | 15 0.12
Overcast
Actual:
37 | 19 0.00
Average:
32 | 16 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
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 24 19 14 8 4 2 73 55 39 30.39 30.31 30.17 10 10 10 18 7 25 0.00  
2 17 8 -2 11 0 -9 86 76 58 30.38 30.22 29.93 10 2 0 21 11 29 0.14 Fog , Snow
3 12 5 -2 0 -7 -17 78 66 48 30.38 29.99 29.79 10 5 0 22 16 31 0.10 Snow
4 22 9 -4 7 -7 -17 59 45 26 30.49 30.36 30.24 10 10 10 12 7 - 0.00  
5 34 22 9 33 16 3 100 67 37 30.31 30.22 30.00 10 9 1 8 3 - 0.01 Rain
6 50 40 28 50 40 15 100 95 52 29.96 29.47 29.24 10 4 0 21 11 25 0.46 Fog , Rain
7 27 16 6 14 -7 -13 57 40 31 30.15 29.86 29.47 10 10 10 25 16 32 0.00  
8 21 14 6 2 -4 -12 61 48 37 30.43 30.35 30.19 10 10 10 17 11 22 0.00  
9 26 18 9 6 3 2 83 54 36 30.65 30.54 30.41 10 10 10 18 7 23 0.00  
10 31 19 8 31 21 6 100 93 79 30.60 30.43 30.29 10 5 1 7 3 - 0.02 Snow
11 55 42 30 55 43 31 100 100 99 30.26 29.73 29.23 10 2 0 18 5 26 0.28 Fog , Rain
12 53 46 36 54 32 22 100 66 44 29.94 29.53 29.23 10 10 10 21 14 34 0.00 Rain
13 48 39 30 41 28 24 99 65 37 30.11 30.01 29.88 10 10 10 13 7 - 0.00  
14 46 43 40 46 44 40 100 99 86 29.87 29.72 29.60 10 5 0 9 6 - 0.63 Fog , Rain
15 46 37 28 40 35 28 100 94 64 30.01 29.92 29.75 10 8 0 7 4 - 0.00 Fog
16 35 31 27 36 32 27 100 100 100 29.94 29.89 29.85 8 2 0 6 3 - 0.00 Fog
17 44 37 30 40 33 27 100 92 62 29.96 29.93 29.89 10 5 0 9 3 - 0.00 Fog
18 34 31 28 34 31 26 100 98 87 29.93 29.74 29.63 10 5 0 12 4 - 0.39 Fog , Rain , Snow
19 32 30 27 32 28 22 100 93 75 29.70 29.61 29.49 10 6 1 16 6 24 0.01 Snow
20 39 28 14 28 23 3 85 72 57 29.88 29.60 29.47 10 10 10 23 10 23 0.00  
21 13 10 6 4 -4 -10 79 54 37 30.07 30.01 29.91 10 9 2 16 11 22 0.00 Snow
22 19 12 4 -4 -7 -10 56 47 35 29.88 29.78 29.64 10 10 8 20 16 26 0.00  
23 18 10 2 -5 -7 -11 58 47 35 30.11 30.00 29.89 10 10 10 14 8 23 0.00  
24 15 8 2 -4 -9 -12 54 45 33 30.22 30.15 30.04 10 10 10 16 11 24 0.00  
25 35 24 12 30 17 -4 100 70 47 29.99 29.52 29.29 10 8 1 15 9 29 0.00 Snow
26 23 18 13 18 1 -12 86 50 31 29.88 29.63 29.30 10 9 2 23 13 34 0.00 Snow
27 43 31 19 37 14 -5 95 61 33 29.97 29.70 29.48 10 10 7 23 8 32 0.00 Snow
28 18 14 10 -4 -7 -10 51 38 29 30.29 30.20 29.99 10 10 10 13 9 22 0.00  
29 24 19 14 -4 -6 -9 45 37 22 30.22 30.09 29.94 10 10 8 16 6 24 0.00 Snow
30 28 19 10 8 2 -4 62 47 35 30.43 30.31 30.19 10 10 10 12 8 - 0.00  
31 37 28 19 20 15 9 86 63 34 30.18 30.07 30.03 10 10 10 12 5 - 0.00