History for Quantico, VA

Tuesday, July 31, 2012 — View Current Conditions

	Daily Summary

Daily

	Actual:	Average :	Record :
Temperature:
Mean Temperature	84 °F	-
Max Temperature	91 °F	82 °F	93 °F (1999)
Min Temperature	78 °F	66 °F	57 °F (1997)
Cooling Degree Days	20
Growing Degree Days	34 (Base 50)
Moisture:
Dew Point	70 °F
Average Humidity	66
Maximum Humidity	78
Minimum Humidity	44
Precipitation:
Precipitation	0.01 in	-	- ()
Sea Level Pressure:
Sea Level Pressure	29.97 in
Wind:
Wind Speed	6 mph (SE)
Max Wind Speed	25 mph
Max Gust Speed	22 mph
Visibility	10 miles
Events	Rain , Thunderstorm

Averages and records for this station are not official NWS values.

Click here for data from the nearest station with official NWS data (KDCA).

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

Seasonal Weather Averages

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Local Photos:

	Rainbow Rainbow Over the Gardens
	Polka Dots Pretty
	Polka Dots Pretty
	nursing fawn photo taken in woods behind the house around dusk.

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Astronomy for July 31, 2012:

	Rise:	Set:
Actual Time:	6:10 AM EDT	8:19 PM EDT
Civil Twilight:	5:41 AM EDT	8:49 PM EDT
Nautical Twilight:	5:04 AM EDT	9:25 PM EDT
Astronomical Twilight:	4:25 AM EDT	10:04 PM EDT
Moon:	7:07 PM EDT (7/31)	4:29 AM EDT (7/31)
Length Of Visible Light:	15h 08m
Length of Day:	14h 09m

Waxing Gibbous, 97% Moon Illumination

Jul 31	Aug 1 Full	Aug 9 Last Quarter	Aug 17 New	Aug 24 First Quarter

For more information about the solar system, view the complete star chart!

Definitions of Astronomy Terms

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	Hourly Observations

Time (EDT):	Temp.:	Dew Point:	Humidity:	Sea Level Pressure:	Visibility:	Wind Dir:	Wind Speed:	Gust Speed:	Precip:	Events:	Conditions:
12:56 AM	81.0 °F	70.0 °F	69%	30.05 in	10.0 miles	SSE	6.9 mph	-	N/A		Scattered Clouds
1:28 AM	80.6 °F	69.8 °F	70%	30.03 in	10.0 miles	SE	3.5 mph	-	N/A		Mostly Cloudy
1:39 AM	80.6 °F	69.8 °F	70%	30.03 in	10.0 miles	ESE	4.6 mph	-	N/A		Scattered Clouds
1:49 AM	80.6 °F	69.8 °F	70%	30.03 in	10.0 miles	ESE	5.8 mph	-	N/A		Mostly Cloudy
1:56 AM	81.0 °F	71.1 °F	72%	30.04 in	10.0 miles	ESE	5.8 mph	-	N/A		Mostly Cloudy
2:39 AM	80.6 °F	69.8 °F	70%	30.02 in	10.0 miles	ESE	5.8 mph	-	N/A		Partly Cloudy
2:56 AM	79.0 °F	70.0 °F	74%	30.02 in	10.0 miles	ENE	4.6 mph	-	N/A		Mostly Cloudy
3:20 AM	78.8 °F	69.8 °F	74%	30.01 in	10.0 miles	East	6.9 mph	-	N/A		Scattered Clouds
3:56 AM	79.0 °F	70.0 °F	74%	30.01 in	10.0 miles	East	6.9 mph	-	N/A		Clear
4:56 AM	78.1 °F	70.0 °F	76%	30.01 in	10.0 miles	ENE	4.6 mph	-	N/A		Partly Cloudy
5:27 AM	78.8 °F	69.8 °F	74%	30.00 in	10.0 miles	Variable	3.5 mph	-	N/A		Mostly Cloudy
5:39 AM	78.8 °F	69.8 °F	74%	30.01 in	10.0 miles	NE	3.5 mph	-	N/A		Scattered Clouds
5:46 AM	78.8 °F	69.8 °F	74%	30.01 in	10.0 miles	ENE	6.9 mph	-	N/A		Mostly Cloudy
5:56 AM	79.0 °F	71.1 °F	77%	30.02 in	10.0 miles	ENE	6.9 mph	-	N/A		Mostly Cloudy
6:04 AM	78.8 °F	71.6 °F	78%	30.01 in	10.0 miles	ENE	6.9 mph	-	N/A		Overcast
6:39 AM	78.8 °F	69.8 °F	74%	30.00 in	10.0 miles	East	5.8 mph	-	N/A		Mostly Cloudy
6:56 AM	78.1 °F	70.0 °F	76%	30.01 in	7.0 miles	ENE	5.8 mph	-	N/A		Mostly Cloudy
7:56 AM	80.1 °F	71.1 °F	74%	30.01 in	7.0 miles	East	4.6 mph	-	N/A		Scattered Clouds
8:56 AM	82.0 °F	71.1 °F	69%	30.01 in	7.0 miles	ESE	4.6 mph	-	N/A		Mostly Cloudy
9:56 AM	82.9 °F	70.0 °F	65%	30.01 in	10.0 miles	NE	3.5 mph	-	N/A		Mostly Cloudy
10:20 AM	84.2 °F	69.8 °F	62%	30.00 in	10.0 miles	Calm	Calm	-	N/A		Mostly Cloudy
10:56 AM	86.0 °F	69.1 °F	57%	30.01 in	7.0 miles	Calm	Calm	-	N/A		Scattered Clouds
11:56 AM	87.1 °F	68.0 °F	53%	29.99 in	10.0 miles	Calm	Calm	-	N/A		Clear
12:56 PM	88.0 °F	66.9 °F	49%	29.96 in	10.0 miles	South	3.5 mph	-	N/A		Scattered Clouds
1:56 PM	90.0 °F	68.0 °F	48%	29.94 in	10.0 miles	South	5.8 mph	-	N/A		Mostly Cloudy
2:56 PM	91.0 °F	66.0 °F	44%	29.92 in	10.0 miles	South	5.8 mph	-	N/A		Mostly Cloudy
3:19 PM	89.6 °F	69.8 °F	52%	29.92 in	10.0 miles	East	18.4 mph	21.9 mph	N/A	Thunderstorm	Thunderstorm
3:34 PM	89.6 °F	69.8 °F	52%	29.91 in	10.0 miles	ESE	11.5 mph	-	N/A	Thunderstorm	Thunderstorm
3:56 PM	91.0 °F	69.1 °F	48%	29.91 in	10.0 miles	SSE	13.8 mph	-	N/A	Thunderstorm	Thunderstorm
4:56 PM	86.0 °F	71.1 °F	61%	29.91 in	10.0 miles	South	13.8 mph	-	N/A		Mostly Cloudy
5:20 PM	87.8 °F	69.8 °F	55%	29.91 in	10.0 miles	South	8.1 mph	-	N/A	Thunderstorm	Thunderstorm
5:52 PM	87.8 °F	69.8 °F	55%	29.90 in	10.0 miles	South	12.7 mph	-	N/A		Partly Cloudy
5:56 PM	88.0 °F	70.0 °F	55%	29.91 in	10.0 miles	SSE	10.4 mph	-	N/A		Clear
6:56 PM	86.0 °F	71.1 °F	61%	29.91 in	10.0 miles	SSW	25.3 mph	-	N/A		Mostly Cloudy
7:44 PM	82.4 °F	69.8 °F	66%	29.91 in	10.0 miles	South	18.4 mph	-	N/A	Thunderstorm	Thunderstorm
7:56 PM	82.9 °F	66.9 °F	58%	29.91 in	10.0 miles	South	10.4 mph	-	N/A		Clear
8:56 PM	82.0 °F	68.0 °F	62%	29.92 in	10.0 miles	SSW	5.8 mph	-	0.00 in	Rain	Light Rain
9:56 PM	80.1 °F	68.0 °F	67%	29.95 in	10.0 miles	Calm	Calm	-	0.01 in		Clear
10:30 PM	80.6 °F	69.8 °F	70%	29.94 in	10.0 miles	West	3.5 mph	-	N/A	Thunderstorm	Thunderstorm
10:49 PM	80.6 °F	69.8 °F	70%	29.95 in	10.0 miles	WSW	3.5 mph	-	N/A		Clear
10:56 PM	80.1 °F	69.1 °F	69%	29.96 in	10.0 miles	West	5.8 mph	-	N/A		Partly Cloudy
11:05 PM	78.8 °F	69.8 °F	74%	29.95 in	10.0 miles	Calm	Calm	-	0.00 in	Rain , Thunderstorm	Light Thunderstorms and Rain
11:25 PM	78.8 °F	69.8 °F	74%	29.96 in	10.0 miles	NW	8.1 mph	-	0.00 in		Clear
11:56 PM	78.1 °F	69.1 °F	74%	29.94 in	10.0 miles	Calm	Calm	-	0.00 in		Clear

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