Weather History for Portsmouth, NH

Change the Weather History Date:

Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 72 °F 56 °F
Mean Temperature 78 °F 62 °F 48 °F
Min Temperature 69 °F 52 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 17 5 0 150
Cooling Degree Days (base 65) 14 2 0 69
Growing Degree Days (base 50) 28 12 0 366
Dew Point  
Dew Point 74 °F 54 °F 26 °F
Precipitation  
Precipitation 0.51 in 0.04 in 0.00 in 1.10 in
Snowdepth - - - -
Wind  
Wind 20 mph 6 mph 0 mph
Gust Wind 29 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.65 in 30.10 in 29.50 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

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

Sep. 02, 2014 Rise Set
Actual Time 6:08 AM EDT 7:16 PM EDT
Civil Twilight 5:39 AM EDT 7:45 PM EDT
Nautical Twilight 5:04 AM EDT 8:20 PM EDT
Astronomical Twilight 4:27 AM EDT 8:56 PM EDT
Moon 2:01 PM EDT (9/2) 11:56 PM EDT (9/2)
Length of Visible Light 14h 06m
Length of Day
13h 07m
First Quarter, 52% of the Moon is Illuminated
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter
Sep 24
New
Oct 1
First Quarter

Weather History Calendar

Precipitation Actual month total 1.10 Average Month Total: 3.43
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
86 | 69 0.00
Average:
75 | 55 0.08
Thunderstorm
Actual:
86 | 66 0.51
Average:
75 | 55 0.09
Rain
Actual:
82 | 63 0.03
Average:
74 | 55 0.09
Scattered Clouds
Actual:
81 | 58 0.00
Average:
74 | 55 0.09
Scattered Clouds
Actual:
88 | 64 0.00
Average:
74 | 55 0.10
Thunderstorm
Actual:
89 | 66 0.03
Average:
74 | 54 0.10
Rain
Actual:
74 | 57 0.08
Average:
73 | 54 0.11
Scattered Clouds
Actual:
69 | 52 0.00
Average:
73 | 54 0.11
Partly Cloudy
Actual:
67 | 51 0.00
Average:
73 | 54 0.11
Mostly Cloudy
Actual:
69 | 56 0.00
Average:
72 | 54 0.12
Rain
Actual:
72 | 59 0.01
Average:
72 | 53 0.12
Partly Cloudy
Actual:
70 | 53 0.00
Average:
71 | 53 0.12
Rain
Actual:
61 | 48 0.11
Average:
71 | 53 0.12
Partly Cloudy
Actual:
65 | 49 0.00
Average:
71 | 53 0.13
Partly Cloudy
Actual:
65 | 45 0.00
Average:
71 | 52 0.13
Rain
Actual:
64 | 51 0.00
Average:
70 | 52 0.13
Fog
Actual:
69 | 46 0.00
Average:
70 | 52 0.13
Scattered Clouds
Actual:
72 | 45 0.00
Average:
70 | 51 0.13
Scattered Clouds
Actual:
56 | 40 0.00
Average:
69 | 51 0.13
Partly Cloudy
Actual:
68 | 35 0.00
Average:
69 | 50 0.12
Rain
Actual:
76 | 57 0.33
Average:
68 | 50 0.12
Rain
Actual:
72 | 50 0.00
Average:
68 | 49 0.12
Scattered Clouds
Actual:
71 | 41 0.00
Average:
67 | 49 0.12
Fog
Actual:
64 | 46 0.00
Average:
67 | 48 0.12
Fog
Actual:
62 | 45 0.00
Average:
66 | 47 0.12
Scattered Clouds
Actual:
73 | 44 0.00
Average:
66 | 47 0.11
Fog
Actual:
83 | 50 0.00
Average:
65 | 46 0.11
Fog
Actual:
86 | 53 0.00
Average:
65 | 45 0.11
Mostly Cloudy
Actual:
72 | 54 0.00
Average:
64 | 45 0.12
Rain
Actual:
57 | 53 0.00
Average:
64 | 44 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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 86 78 69 70 69 67 96 80 52 29.97 29.94 29.90 10 9 7 10 6 - 0.00  
2 86 76 66 74 70 65 100 89 66 29.93 29.84 29.71 10 7 1 15 3 22 0.51 Fog , Rain , Thunderstorm
3 82 72 63 72 63 55 91 71 40 30.08 29.88 29.68 10 10 6 14 8 23 0.03 Rain
4 81 69 58 61 59 56 95 69 45 30.20 30.13 30.09 10 10 10 9 4 17 0.00  
5 88 76 64 70 65 60 89 70 49 30.15 30.06 29.94 10 10 10 10 5 - 0.00  
6 89 78 66 74 69 60 90 76 55 29.94 29.84 29.72 10 8 5 13 9 24 0.03 Rain , Thunderstorm
7 74 66 57 62 57 49 93 73 42 30.22 30.05 29.92 10 10 7 10 5 - 0.08 Rain
8 69 60 52 53 50 46 91 69 44 30.41 30.36 30.23 10 10 10 12 6 - 0.00  
9 67 58 51 57 54 49 92 81 63 30.39 30.31 30.22 10 10 7 13 6 - 0.00  
10 69 62 56 59 57 55 95 86 65 30.21 30.14 30.04 10 7 2 9 6 - 0.00  
11 72 66 59 67 62 57 96 87 75 30.03 29.89 29.75 10 7 1 12 4 - 0.01 Rain
12 70 62 53 56 49 44 82 66 49 30.26 30.08 29.88 10 10 10 16 10 20 0.00  
13 61 54 48 56 50 41 100 82 66 30.31 30.21 30.11 10 8 2 14 8 21 0.11 Rain
14 65 56 49 55 47 42 100 74 47 30.22 30.16 30.09 10 8 2 14 6 - 0.00  
15 65 54 45 49 45 41 90 71 43 30.25 30.18 30.10 10 10 10 9 5 - 0.00  
16 64 57 51 54 51 48 96 82 67 30.11 30.01 29.95 10 10 8 7 3 - 0.00 Rain
17 69 57 46 54 49 44 100 82 43 30.01 29.97 29.94 10 8 0 9 4 - 0.00 Fog
18 72 58 45 50 46 38 96 66 41 30.17 29.99 29.92 10 10 10 17 7 22 0.00  
19 56 48 40 37 32 26 78 56 34 30.43 30.36 30.19 10 10 10 12 7 - 0.00  
20 68 51 35 56 47 33 94 76 57 30.40 30.24 30.08 10 10 7 13 5 - 0.00  
21 76 66 57 67 61 54 100 91 73 30.07 29.83 29.54 10 5 0 15 5 - 0.33 Fog , Rain
22 72 62 50 64 52 37 100 70 38 30.07 29.71 29.50 10 8 0 20 8 29 0.00 Fog , Rain
23 71 56 41 49 43 37 88 64 38 30.42 30.24 30.09 10 10 10 12 6 - 0.00  
24 64 57 46 52 49 44 95 81 42 30.65 30.57 30.22 10 10 7 12 5 - 0.00 Fog
25 62 54 45 52 48 44 95 83 61 30.56 30.43 30.26 10 9 5 6 3 - 0.00 Fog
26 73 58 44 56 51 43 95 79 53 30.25 30.20 30.14 10 10 7 9 4 - 0.00  
27 83 66 50 61 55 49 95 73 38 30.18 30.15 30.12 10 10 6 8 4 - 0.00 Fog
28 86 70 53 66 59 52 100 79 41 30.15 30.07 29.95 10 8 1 8 3 - 0.00 Fog
29 72 62 54 61 57 53 96 86 58 30.05 30.00 29.94 10 7 2 17 7 22 0.00  
30 57 55 53 54 53 52 95 91 86 30.06 30.04 30.01 10 8 2 13 7 21 0.00 Rain