History for Riverton, WY

Wednesday, May 13, 2009 — View Current Conditions

Wednesday, May 13, 2009

	Actual	Average	Record
Temperature
Mean Temperature	47 °F	53 °F
Max Temperature	59 °F	66 °F	87 °F (2013)
Min Temperature	34 °F	40 °F	27 °F (2010)
Degree Days
Heating Degree Days	18	12
Month to date heating degree days	203	182
Since 1 July heating degree days	7215	7578
Cooling Degree Days	0	0
Month to date cooling degree days	0	0
Year to date cooling degree days	0	0
Moisture
Dew Point	6 °F
Average Humidity	28
Maximum Humidity	44
Minimum Humidity	11
Precipitation
Precipitation	0.00 in	0.06 in	0.13 in (1999)
Month to date precipitation	0.15	0.75
Year to date precipitation	2.97	3.11
Snow
Snow	0.00 in	-	- ()
Month to date snowfall	T
Since 1 July snowfall	49.4
Snow Depth	0.00 in
Sea Level Pressure
Sea Level Pressure	29.92 in
Wind
Wind Speed	13 mph (WNW)
Max Wind Speed	38 mph
Max Gust Speed	46 mph
Visibility	10 miles
Events

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

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Astronomy

May. 24, 2013	Rise	Set
Actual Time	5:52 AM MDT	8:28 PM MDT
Civil Twilight	5:19 AM MDT	9:01 PM MDT
Nautical Twilight	4:39 AM MDT	9:42 PM MDT
Astronomical Twilight	3:53 AM MDT	10:28 PM MDT
Moon	12:11 AM MDT (5/13)	9:02 AM MDT (5/13)
Length Of Visible Light	15h 41m
Length of Day	14h 36m

Waning Gibbous, 81% of the Moon is Illuminated
May 13 Waning Gibbous	May 17 Last Quarter	May 24 New	May 30 First Quarter	Jun 7 Full

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Hourly Observations

Time (MDT)	Temp.	Windchill	Dew Point	Humidity	Pressure	Visibility	Wind Dir	Wind Speed	Gust Speed	Precip	Conditions
12:53 AM	42.1 °F	34.5 °F	9.0 °F	26%	29.67 in	10.0 mi	WNW	15.0 mph	-	N/A	Clear
1:53 AM	37.0 °F	30.4 °F	9.0 °F	31%	29.70 in	10.0 mi	West	9.2 mph	-	N/A	Clear
2:53 AM	37.9 °F	29.6 °F	8.1 °F	29%	29.73 in	10.0 mi	WNW	13.8 mph	-	N/A	Clear
3:53 AM	36.0 °F	26.0 °F	15.1 °F	43%	29.77 in	10.0 mi	NW	17.3 mph	24.2 mph	N/A	Clear
4:53 AM	35.1 °F	22.7 °F	9.0 °F	34%	29.79 in	10.0 mi	NW	25.3 mph	34.5 mph	N/A	Clear
5:53 AM	34.0 °F	20.1 °F	10.9 °F	38%	29.85 in	10.0 mi	NW	31.1 mph	44.9 mph	N/A	Clear
6:53 AM	35.1 °F	22.7 °F	9.0 °F	34%	29.89 in	10.0 mi	WNW	25.3 mph	34.5 mph	N/A	Clear
7:53 AM	37.9 °F	27.1 °F	5.0 °F	25%	29.93 in	10.0 mi	WNW	23.0 mph	33.4 mph	N/A	Clear
8:53 AM	39.9 °F	28.2 °F	6.1 °F	25%	29.96 in	10.0 mi	NW	31.1 mph	46.0 mph	N/A	Clear
9:53 AM	43.0 °F	32.9 °F	7.0 °F	23%	29.98 in	10.0 mi	WNW	27.6 mph	35.7 mph	N/A	Clear
10:53 AM	46.9 °F	-	6.1 °F	19%	29.97 in	10.0 mi	WNW	20.7 mph	31.1 mph	N/A	Clear
11:53 AM	48.9 °F	-	3.0 °F	15%	29.99 in	10.0 mi	NW	19.6 mph	31.1 mph	N/A	Clear
12:53 PM	53.1 °F	-	1.9 °F	12%	29.98 in	10.0 mi	WNW	15.0 mph	27.6 mph	N/A	Clear
1:53 PM	54.0 °F	-	1.9 °F	12%	30.00 in	10.0 mi	Variable	6.9 mph	27.6 mph	N/A	Clear
2:29 PM	55.4 °F	-	3.2 °F	12%	30.05 in	10.0 mi	West	12.7 mph	21.9 mph	N/A	Clear
2:53 PM	57.0 °F	-	3.9 °F	12%	29.99 in	10.0 mi	West	17.3 mph	27.6 mph	N/A	Clear
3:53 PM	57.0 °F	-	3.9 °F	12%	29.99 in	10.0 mi	NW	12.7 mph	18.4 mph	N/A	Clear
4:53 PM	57.0 °F	-	3.0 °F	11%	29.99 in	10.0 mi	Variable	3.5 mph	-	N/A	Clear
5:53 PM	57.0 °F	-	3.9 °F	12%	30.00 in	10.0 mi	WNW	8.1 mph	-	N/A	Clear
6:53 PM	55.0 °F	-	3.0 °F	12%	30.00 in	10.0 mi	WSW	5.8 mph	-	N/A	Clear
7:53 PM	53.1 °F	-	7.0 °F	16%	29.98 in	10.0 mi	Calm	Calm	-	N/A	Clear
8:53 PM	52.0 °F	-	5.0 °F	15%	29.99 in	10.0 mi	South	4.6 mph	-	N/A	Clear
9:53 PM	51.1 °F	-	3.0 °F	14%	29.98 in	10.0 mi	Calm	Calm	-	N/A	Clear
10:53 PM	45.0 °F	-	10.0 °F	24%	29.98 in	10.0 mi	Calm	Calm	-	N/A	Clear
11:53 PM	48.0 °F	-	5.0 °F	17%	29.93 in	10.0 mi	Calm	Calm	-	N/A	Clear
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