History for Great Falls, MT

Saturday, December 15, 2012 — View Current Conditions

Saturday, December 15, 2012

	Actual	Average	Record
Temperature
Mean Temperature	26 °F	24 °F
Max Temperature	36 °F	34 °F	61 °F (1962)
Min Temperature	16 °F	15 °F	-28 °F (1964)
Degree Days
Heating Degree Days	39	41
Month to date heating degree days	472	592
Since 1 July heating degree days	2089	2561
Cooling Degree Days	0	0
Month to date cooling degree days	0	0
Year to date cooling degree days	484	298
Moisture
Dew Point	14 °F
Average Humidity	62
Maximum Humidity	80
Minimum Humidity	44
Precipitation
Precipitation	0.00 in	0.01 in	0.55 in (1921)
Month to date precipitation	0.22	0.26
Year to date precipitation	12.80	14.46
Snow
Snow	0.00 in	0.30 in	5.50 in (1921)
Month to date snowfall	5.7	4.3
Since 1 July snowfall	27.4	18.0
Snow Depth	T in
Sea Level Pressure
Sea Level Pressure	29.81 in
Wind
Wind Speed	12 mph (SSW)
Max Wind Speed	23 mph
Max Gust Speed	28 mph
Visibility	10 miles
Events

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

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Local Photos

	bull session My freezer is empty, so they're lucky their on the wrong side of the fence!!!
	bull steeroids
	bull steeroids

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Astronomy

May. 18, 2013	Rise	Set
Actual Time	8:06 AM MST	4:34 PM MST
Civil Twilight	7:31 AM MST	5:10 PM MST
Nautical Twilight	6:51 AM MST	5:50 PM MST
Astronomical Twilight	6:14 AM MST	6:27 PM MST
Moon	9:54 AM MST (12/15)	7:52 PM MST (12/15)
Length Of Visible Light	9h 39m
Length of Day	8h 28m

Waxing Crescent, 9% of the Moon is Illuminated
Dec 15 Waxing Crescent	Dec 19 First Quarter	Dec 28 Full	Jan 4 Last Quarter	Jan 11 New

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Hourly Observations

Time (MST)	Temp.	Windchill	Dew Point	Humidity	Pressure	Visibility	Wind Dir	Wind Speed	Gust Speed	Precip	Conditions
12:53 AM	21.0 °F	9.9 °F	12.0 °F	68%	29.85 in	10.0 mi	WSW	10.4 mph	-	N/A	Clear
1:53 AM	23.0 °F	13.9 °F	14.0 °F	68%	29.86 in	10.0 mi	SSW	8.1 mph	-	N/A	Clear
2:53 AM	23.0 °F	13.9 °F	14.0 °F	68%	29.88 in	10.0 mi	SSW	8.1 mph	-	N/A	Overcast
3:53 AM	23.0 °F	13.1 °F	14.0 °F	68%	29.88 in	10.0 mi	SSW	9.2 mph	-	N/A	Clear
4:53 AM	21.0 °F	10.6 °F	12.9 °F	71%	29.91 in	10.0 mi	SSW	9.2 mph	-	N/A	Clear
5:53 AM	16.0 °F	5.3 °F	10.0 °F	77%	29.94 in	10.0 mi	SSW	8.1 mph	-	N/A	Clear
6:53 AM	19.0 °F	12.3 °F	12.0 °F	74%	29.94 in	10.0 mi	SW	4.6 mph	-	N/A	Clear
7:53 AM	17.1 °F	8.7 °F	10.0 °F	74%	29.94 in	10.0 mi	SSE	5.8 mph	-	N/A	Clear
8:53 AM	24.1 °F	14.4 °F	15.1 °F	69%	29.91 in	10.0 mi	South	9.2 mph	-	N/A	Clear
9:53 AM	28.0 °F	17.5 °F	17.1 °F	63%	29.88 in	10.0 mi	South	12.7 mph	-	N/A	Clear
10:53 AM	32.0 °F	22.1 °F	18.0 °F	56%	29.86 in	10.0 mi	SSW	13.8 mph	-	N/A	Clear
11:53 AM	35.1 °F	24.1 °F	17.1 °F	48%	29.83 in	10.0 mi	SW	19.6 mph	27.6 mph	N/A	Clear
12:53 PM	36.0 °F	25.6 °F	16.0 °F	44%	29.81 in	10.0 mi	SW	18.4 mph	-	N/A	Clear
1:53 PM	36.0 °F	26.7 °F	16.0 °F	44%	29.78 in	10.0 mi	SW	15.0 mph	23.0 mph	N/A	Clear
2:53 PM	36.0 °F	26.7 °F	16.0 °F	44%	29.75 in	10.0 mi	SW	15.0 mph	-	N/A	Partly Cloudy
3:53 PM	34.0 °F	23.0 °F	15.1 °F	46%	29.75 in	10.0 mi	SSW	18.4 mph	24.2 mph	N/A	Clear
4:53 PM	30.0 °F	19.5 °F	14.0 °F	51%	29.76 in	10.0 mi	SSW	13.8 mph	-	N/A	Clear
5:53 PM	28.0 °F	17.5 °F	12.9 °F	53%	29.77 in	10.0 mi	SSW	12.7 mph	-	N/A	Clear
6:53 PM	27.0 °F	16.7 °F	14.0 °F	58%	29.74 in	10.0 mi	SSW	11.5 mph	-	N/A	Clear
7:53 PM	25.0 °F	15.5 °F	12.9 °F	60%	29.74 in	10.0 mi	SSW	9.2 mph	-	N/A	Clear
8:53 PM	26.1 °F	16.2 °F	12.9 °F	58%	29.70 in	10.0 mi	South	10.4 mph	-	N/A	Clear
9:53 PM	25.0 °F	15.5 °F	14.0 °F	63%	29.68 in	10.0 mi	South	9.2 mph	-	N/A	Clear
10:53 PM	27.0 °F	16.7 °F	15.1 °F	61%	29.65 in	10.0 mi	SSW	11.5 mph	-	N/A	Clear
11:53 PM	27.0 °F	16.7 °F	15.1 °F	61%	29.62 in	10.0 mi	SSW	11.5 mph	-	N/A	Clear
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