History for Portsmouth, NH

Thursday, February 21, 2013 — View Current Conditions

Thursday, February 21, 2013

	Actual	Average	Record
Temperature
Mean Temperature	25 °F	-
Max Temperature	28 °F	35 °F	59 °F (1997)
Min Temperature	22 °F	19 °F	-7 °F (1978)
Degree Days
Heating Degree Days	40
Moisture
Dew Point	10 °F
Average Humidity	53
Maximum Humidity	67
Minimum Humidity	44
Precipitation
Precipitation	0.00 in	-	- ()
Sea Level Pressure
Sea Level Pressure	29.86 in
Wind
Wind Speed	14 mph (WNW)
Max Wind Speed	21 mph
Max Gust Speed	26 mph
Visibility	10 miles
Events

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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Local Photos

	Rear View Of the familiar boathouse scene!
	February Thaw On an overcast day at Berry Brook!
	Seagrass Blowin' in the wind on an overcast day!
	Happy Face Whitey is staying close by the barn on this chilly, overcast day!

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Astronomy

May. 21, 2013	Rise	Set
Actual Time	6:31 AM EST	5:22 PM EST
Civil Twilight	6:02 AM EST	5:51 PM EST
Nautical Twilight	5:29 AM EST	6:24 PM EST
Astronomical Twilight	4:57 AM EST	6:57 PM EST
Moon	1:30 PM EST	3:38 AM EST
Length Of Visible Light	11h 48m
Length of Day	10h 50m

Waxing Gibbous, 83% of the Moon is Illuminated
Feb 21 Waxing Gibbous	Feb 25 Full	Mar 4 Last Quarter	Mar 11 New	Mar 19 First Quarter

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Hourly Observations

Time (EST)	Temp.	Windchill	Dew Point	Humidity	Pressure	Visibility	Wind Dir	Wind Speed	Gust Speed	Precip	Conditions
12:55 AM	25.9 °F	14.8 °F	13.3 °F	59%	29.72 in	10.0 mi	West	12.7 mph	-	N/A	Mostly Cloudy
1:55 AM	25.5 °F	15.5 °F	13.1 °F	59%	29.72 in	10.0 mi	West	10.4 mph	-	N/A	Mostly Cloudy
2:55 AM	25.3 °F	13.1 °F	13.3 °F	60%	29.71 in	10.0 mi	West	15.0 mph	-	N/A	Scattered Clouds
3:55 AM	25.0 °F	13.6 °F	12.6 °F	59%	29.72 in	10.0 mi	West	12.7 mph	19.6 mph	N/A	Mostly Cloudy
4:55 AM	24.4 °F	13.0 °F	10.8 °F	56%	29.74 in	10.0 mi	West	12.7 mph	25.3 mph	N/A	Scattered Clouds
5:55 AM	23.7 °F	11.5 °F	8.6 °F	53%	29.76 in	10.0 mi	West	13.8 mph	25.3 mph	N/A	Mostly Cloudy
6:55 AM	22.8 °F	9.9 °F	7.5 °F	52%	29.77 in	10.0 mi	West	15.0 mph	23.0 mph	N/A	Mostly Cloudy
7:55 AM	22.6 °F	8.7 °F	7.0 °F	51%	29.78 in	10.0 mi	West	17.3 mph	25.3 mph	N/A	Mostly Cloudy
8:55 AM	23.7 °F	10.5 °F	7.0 °F	49%	29.78 in	10.0 mi	WNW	16.1 mph	23.0 mph	N/A	Scattered Clouds
9:55 AM	23.9 °F	9.9 °F	6.4 °F	47%	29.78 in	10.0 mi	WNW	18.4 mph	23.0 mph	N/A	Partly Cloudy
10:55 AM	25.2 °F	11.2 °F	7.9 °F	48%	29.79 in	10.0 mi	NW	19.6 mph	26.5 mph	N/A	Partly Cloudy
11:55 AM	26.8 °F	14.5 °F	7.2 °F	44%	29.80 in	10.0 mi	WNW	16.1 mph	24.2 mph	N/A	Scattered Clouds
12:55 PM	27.3 °F	13.6 °F	9.9 °F	48%	29.79 in	10.0 mi	NW	20.7 mph	26.5 mph	N/A	Mostly Cloudy
1:55 PM	28.2 °F	17.2 °F	10.2 °F	47%	29.81 in	10.0 mi	WNW	13.8 mph	-	N/A	Mostly Cloudy
2:55 PM	26.8 °F	14.9 °F	8.8 °F	47%	29.83 in	10.0 mi	NW	15.0 mph	23.0 mph	N/A	Overcast
3:55 PM	27.3 °F	15.6 °F	10.0 °F	48%	29.86 in	10.0 mi	WNW	15.0 mph	21.9 mph	N/A	Overcast
4:55 PM	27.5 °F	17.4 °F	10.4 °F	49%	29.91 in	10.0 mi	WNW	11.5 mph	-	N/A	Mostly Cloudy
5:55 PM	26.4 °F	16.0 °F	10.0 °F	50%	29.95 in	10.0 mi	WNW	11.5 mph	21.9 mph	N/A	Scattered Clouds
6:55 PM	25.2 °F	13.3 °F	10.0 °F	53%	29.99 in	10.0 mi	WNW	13.8 mph	-	N/A	Scattered Clouds
7:55 PM	25.2 °F	14.4 °F	10.8 °F	54%	30.03 in	10.0 mi	WNW	11.5 mph	-	N/A	Scattered Clouds
8:55 PM	25.5 °F	14.9 °F	12.0 °F	57%	30.07 in	10.0 mi	WNW	11.5 mph	-	N/A	Scattered Clouds
9:55 PM	26.1 °F	15.0 °F	14.4 °F	61%	30.09 in	10.0 mi	NW	12.7 mph	-	N/A	Clear
10:55 PM	25.7 °F	15.7 °F	14.0 °F	61%	30.12 in	10.0 mi	NW	10.4 mph	-	N/A	Clear
11:55 PM	24.3 °F	14.6 °F	14.5 °F	67%	30.17 in	10.0 mi	West	9.2 mph	-	N/A	Clear
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