Weather History for Portsmouth, NH

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Tuesday, July 23, 2013

  Actual Average Record
Temperature  
Mean Temperature 70 °F -  
Max Temperature 73 °F 77 °F 95 °F (1978)
Min Temperature 66 °F 59 °F 47 °F (1977)
Cooling Degree Days 4    
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 97    
Maximum Humidity 100    
Minimum Humidity 89    
Precipitation  
Precipitation 0.99 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.67 in    
Wind  
Wind Speed 6 mph (NE)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 4 miles    
Events Fog , Rain , Thunderstorm    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jul. 23, 2013 Rise Set
Actual Time 5:25 AM EDT 8:13 PM EDT
Civil Twilight 4:51 AM EDT 8:47 PM EDT
Nautical Twilight 4:09 AM EDT 9:29 PM EDT
Astronomical Twilight 3:20 AM EDT 10:17 PM EDT
Moon 8:35 PM EDT (7/23) 6:33 AM EDT (7/23)
Length of Visible Light 15h 55m
Length of Day
14h 48m
Full, 99% of the Moon is Illuminated
Jul 23
Full
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter
Aug 20
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:43 AM 68.0 °F 66.2 °F 94% 29.88 in 7.0 mi ENE 5.8 mph - N/A   Overcast
12:58 AM 68.4 °F 65.5 °F 90% 29.88 in 7.0 mi NE 6.9 mph - 0.00 in Rain Light Rain
1:43 AM 68.0 °F 66.2 °F 94% 29.86 in 7.0 mi NE 4.6 mph - N/A Rain Light Rain
1:58 AM 68.0 °F 65.3 °F 91% 29.86 in 7.0 mi NNE 4.6 mph - 0.00 in Rain Light Rain
2:58 AM 67.5 °F 65.5 °F 93% 29.84 in 7.0 mi NNE 5.8 mph - 0.00 in Rain Light Rain
3:28 AM 66.2 °F 66.2 °F 100% 29.81 in 3.0 mi NE 6.9 mph - N/A Rain Light Rain
3:58 AM 66.6 °F 66.2 °F 99% 29.80 in 3.0 mi ENE 9.2 mph - 0.11 in Rain Light Rain
4:58 AM 66.0 °F 65.7 °F 99% 29.78 in 3.0 mi ENE 8.1 mph - 0.02 in Rain Light Rain
5:18 AM 66.2 °F 66.2 °F 100% 29.77 in 2.0 mi ENE 9.2 mph - N/A Rain Light Rain
5:28 AM 66.2 °F 66.2 °F 100% 29.76 in 8.0 mi ENE 9.2 mph - N/A Rain Light Rain
5:40 AM 66.2 °F 66.2 °F 100% 29.76 in 1.5 mi ENE 9.2 mph - N/A Rain Light Rain
5:58 AM 66.2 °F 65.8 °F 99% 29.76 in 0.8 mi ENE 10.4 mph - 0.02 in Rain Light Rain
6:58 AM 66.6 °F 66.2 °F 99% 29.75 in 1.2 mi ENE 9.2 mph - 0.03 in Rain Light Rain
7:58 AM 67.6 °F 67.3 °F 99% 29.72 in 1.5 mi ENE 4.6 mph - 0.06 in Rain Light Rain
8:58 AM 68.7 °F 68.4 °F 99% 29.69 in 1.2 mi NNE 4.6 mph - 0.09 in Rain Light Rain
9:08 AM 68.0 °F 68.0 °F 100% 29.68 in 1.8 mi North 5.8 mph - N/A Rain Light Rain
9:18 AM 68.0 °F 68.0 °F 100% 29.66 in 2.2 mi NNE 6.9 mph - N/A Rain Light Rain
9:43 AM 68.0 °F 68.0 °F 100% 29.67 in 4.0 mi NNW 6.9 mph - N/A Rain Light Rain
9:58 AM 67.8 °F 67.5 °F 99% 29.67 in 10.0 mi NNE 6.9 mph - 0.13 in   Light Drizzle
10:28 AM 68.0 °F 66.2 °F 94% 29.65 in 2.2 mi NNE 6.9 mph - N/A Rain Rain
10:58 AM 66.9 °F 66.7 °F 99% 29.65 in 2.8 mi NNE 10.4 mph - 0.12 in Rain Light Rain
11:28 AM 68.0 °F 68.0 °F 100% 29.64 in 2.0 mi NE 3.5 mph - N/A Rain Light Rain
11:58 AM 67.6 °F 67.3 °F 99% 29.65 in 2.0 mi NNE 4.6 mph - 0.02 in Rain Light Rain
12:58 PM 68.0 °F 67.6 °F 99% 29.62 in 3.0 mi North 3.5 mph - 0.10 in Rain Light Rain
1:14 PM 68.0 °F 68.0 °F 100% 29.59 in 2.5 mi North 4.6 mph - N/A Rain Light Rain
1:49 PM 68.0 °F 68.0 °F 100% 29.58 in 1.1 mi NE 4.6 mph - N/A Rain Rain
1:58 PM 67.8 °F 67.5 °F 99% 29.59 in 2.0 mi NE 5.8 mph - 0.18 in Rain Light Rain
2:13 PM 68.0 °F 68.0 °F 100% 29.57 in 2.0 mi ENE 5.8 mph - N/A Rain , Thunderstorm Light Thunderstorms and Rain
2:43 PM 69.8 °F 68.0 °F 94% 29.56 in 3.0 mi NNE 5.8 mph - N/A Rain Light Rain
2:58 PM 69.6 °F 69.3 °F 99% 29.57 in 6.0 mi North 4.6 mph - 0.11 in Rain Light Rain
3:39 PM 71.6 °F 69.8 °F 94% 29.55 in 10.0 mi NW 4.6 mph - N/A   Overcast
3:58 PM 70.9 °F 69.6 °F 96% 29.56 in 7.0 mi WNW 3.5 mph - N/A   Overcast
4:58 PM 71.2 °F 70.2 °F 96% 29.56 in 10.0 mi WNW 2.3 mph - 0.00 in   Overcast
5:58 PM 71.4 °F 70.7 °F 98% 29.55 in 7.0 mi NW 4.6 mph - N/A   Overcast
6:26 PM 71.6 °F 69.8 °F 94% 29.55 in 10.0 mi WNW 3.5 mph - N/A   Overcast
6:58 PM 73.0 °F 69.6 °F 89% 29.57 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
7:58 PM 72.1 °F 69.6 °F 92% 29.58 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:58 PM 69.8 °F 69.4 °F 99% 29.59 in 7.0 mi SE 3.5 mph - N/A   Mostly Cloudy
9:13 PM 69.8 °F 68.0 °F 94% 29.58 in 0.5 mi SSE 6.9 mph - N/A Fog Fog
9:28 PM 68.0 °F 68.0 °F 100% 29.58 in 0.1 mi SE 4.6 mph - N/A Fog Fog
9:37 PM 68.0 °F 68.0 °F 100% 29.58 in 0.1 mi SE 4.6 mph - N/A Fog Fog
9:58 PM 68.4 °F 68.0 °F 99% 29.59 in 0.1 mi SE 3.5 mph - N/A Fog Fog
10:58 PM 68.2 °F 68.2 °F 100% 29.60 in 0.1 mi SE 4.6 mph - N/A Fog Fog
11:58 PM 67.1 °F 67.1 °F 100% 29.60 in 0.1 mi SSE 2.3 mph - N/A Fog Fog