Weather History for Lewiston, ID

Tuesday, August 21, 2012 — View Current Weather Conditions

Tuesday, August 21, 2012

	Actual	Average	Record
Temperature
Mean Temperature	81 °F	73 °F
Max Temperature	94 °F	88 °F	110 °F (1897)
Min Temperature	67 °F	59 °F	45 °F (1945)
Degree Days
Heating Degree Days	0	0
Month to date heating degree days	0	0
Since 1 June heating degree days	74	77
Since 1 July heating degree days	0	7
Cooling Degree Days	16	8
Month to date cooling degree days	333	216
Year to date cooling degree days	854	646
Since 1 June cooling degree days	827	614
Growing Degree Days	30 (Base 50)
Moisture
Dew Point	46 °F
Average Humidity	32
Maximum Humidity	44
Minimum Humidity	20
Precipitation
Precipitation	T in	0.03 in	0.18 in (1978)
Month to date precipitation	T	0.45
Year to date precipitation	11.26	8.29
Snow
Snow	0.00 in	0.00 in	0.00 in (1998)
Month to date snowfall	0.0	0.0
Since 1 June snowfall	0.0	0.0
Since 1 July snowfall	0.0	0.0
Snow Depth	0.00 in
Sea Level Pressure
Sea Level Pressure	29.80 in
Wind
Wind Speed	5 mph (SW)
Max Wind Speed	25 mph
Max Gust Speed	30 mph
Visibility	10 miles
Events	Rain

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

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Astronomy

Aug. 21, 2012	Rise	Set
Actual Time	5:55 AM PDT	7:46 PM PDT
Civil Twilight	5:22 AM PDT	8:18 PM PDT
Nautical Twilight	4:43 AM PDT	8:57 PM PDT
Astronomical Twilight	4:00 AM PDT	9:40 PM PDT
Moon	10:52 AM PDT (8/21)	9:26 PM PDT (8/21)
Length Of Visible Light	14h 55m
Length of Day	13h 51m

Waxing Crescent, 20% of the Moon is Illuminated
Aug 21 Waxing Crescent	Aug 24 First Quarter	Aug 31 Full	Sep 8 Last Quarter	Sep 15 New

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Hourly Weather History & Observations

Time (PDT)	Temp.	Dew Point	Humidity	Pressure	Visibility	Wind Dir	Wind Speed	Gust Speed	Precip	Events	Conditions
12:56 AM	75.9 °F	39.9 °F	27%	29.80 in	10.0 mi	South	5.8 mph	-	N/A		Clear
1:56 AM	73.9 °F	39.9 °F	29%	29.78 in	10.0 mi	Calm	Calm	-	N/A		Clear
2:56 AM	73.9 °F	39.9 °F	29%	29.79 in	10.0 mi	Calm	Calm	-	N/A		Clear
3:56 AM	71.1 °F	39.9 °F	32%	29.79 in	10.0 mi	SSE	3.5 mph	-	N/A		Clear
4:56 AM	69.1 °F	42.1 °F	38%	29.80 in	10.0 mi	Calm	Calm	-	N/A		Clear
5:56 AM	68.0 °F	43.0 °F	40%	29.81 in	10.0 mi	SE	5.8 mph	-	N/A		Clear
6:56 AM	71.1 °F	42.1 °F	35%	29.84 in	10.0 mi	SSW	3.5 mph	-	N/A		Clear
7:48 AM	68.0 °F	48.2 °F	49%	29.87 in	10.0 mi	ENE	10.4 mph	-	0.00 in	Rain	Light Rain
7:56 AM	70.0 °F	46.9 °F	44%	29.84 in	10.0 mi	SE	10.4 mph	-	0.00 in		Mostly Cloudy
8:56 AM	79.0 °F	43.0 °F	28%	29.86 in	10.0 mi	South	4.6 mph	-	N/A		Clear
9:56 AM	81.0 °F	46.0 °F	29%	29.87 in	10.0 mi	Variable	4.6 mph	-	N/A		Clear
10:56 AM	84.0 °F	48.0 °F	28%	29.86 in	10.0 mi	WSW	5.8 mph	-	N/A		Clear
11:56 AM	86.0 °F	48.9 °F	28%	29.83 in	10.0 mi	Calm	Calm	-	N/A		Clear
12:56 PM	88.0 °F	46.9 °F	24%	29.82 in	10.0 mi	Calm	Calm	-	N/A		Clear
1:56 PM	91.0 °F	46.9 °F	22%	29.79 in	10.0 mi	Variable	3.5 mph	-	N/A		Clear
2:56 PM	91.9 °F	46.9 °F	21%	29.76 in	10.0 mi	WSW	4.6 mph	-	N/A		Clear
3:56 PM	91.9 °F	46.0 °F	21%	29.75 in	10.0 mi	Calm	Calm	-	N/A		Clear
4:56 PM	93.0 °F	46.0 °F	20%	29.75 in	10.0 mi	NW	6.9 mph	-	N/A		Clear
5:56 PM	91.0 °F	44.1 °F	20%	29.74 in	10.0 mi	West	9.2 mph	-	N/A		Partly Cloudy
6:56 PM	87.1 °F	51.1 °F	29%	29.75 in	10.0 mi	WNW	18.4 mph	25.3 mph	N/A		Clear
7:56 PM	84.9 °F	50.0 °F	30%	29.78 in	10.0 mi	WNW	11.5 mph	-	N/A		Clear
8:56 PM	82.9 °F	50.0 °F	32%	29.79 in	10.0 mi	WNW	4.6 mph	-	N/A		Clear
9:56 PM	80.1 °F	48.0 °F	32%	29.80 in	10.0 mi	SW	4.6 mph	-	N/A		Partly Cloudy
10:56 PM	78.1 °F	46.9 °F	33%	29.80 in	10.0 mi	SSW	4.6 mph	-	N/A		Clear
11:56 PM	75.9 °F	46.9 °F	36%	29.82 in	10.0 mi	West	4.6 mph	-	N/A		Clear
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