Weather History for St. Louis, MO

Tuesday, February 12, 2013 — View Current Weather Conditions

Tuesday, February 12, 2013

	Actual	Average	Record
Temperature
Mean Temperature	37 °F	35 °F
Max Temperature	46 °F	44 °F	78 °F (1938)
Min Temperature	28 °F	27 °F	-16 °F (1899)
Degree Days
Heating Degree Days	28	30
Month to date heating degree days	323	371
Since 1 July heating degree days	2825	3165
Cooling Degree Days	0	0
Month to date cooling degree days	0	0
Year to date cooling degree days	0	0
Moisture
Dew Point	26 °F
Average Humidity	63
Maximum Humidity	85
Minimum Humidity	40
Precipitation
Precipitation	0.00 in	0.09 in	1.24 in (1896)
Month to date precipitation	1.04	0.96
Year to date precipitation	4.16	3.36
Snow
Snow	0.00 in	0.20 in	4.00 in (1894)
Month to date snowfall	4.0	2.0
Since 1 July snowfall	7.0	12.7
Snow Depth	0.00 in
Sea Level Pressure
Sea Level Pressure	30.10 in
Wind
Wind Speed	2 mph (NNW)
Max Wind Speed	9 mph
Max Gust Speed	18 mph
Visibility	10 miles
Events

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

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Astronomy

Feb. 12, 2013	Rise	Set
Actual Time	6:55 AM CST	5:36 PM CST
Civil Twilight	6:28 AM CST	6:03 PM CST
Nautical Twilight	5:57 AM CST	6:34 PM CST
Astronomical Twilight	5:26 AM CST	7:05 PM CST
Moon	7:55 AM CST (2/12)	8:34 PM CST (2/12)
Length Of Visible Light	11h 35m
Length of Day	10h 40m

Waxing Crescent, 7% of the Moon is Illuminated
Feb 12 Waxing Crescent	Feb 17 First Quarter	Feb 25 Full	Mar 4 Last Quarter	Mar 11 New

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Hourly Weather History & Observations

Time (CST)	Temp.	Windchill	Dew Point	Humidity	Pressure	Visibility	Wind Dir	Wind Speed	Gust Speed	Precip	Conditions
12:51 AM	32.0 °F	-	24.1 °F	73%	30.18 in	10.0 mi	Calm	Calm	-	N/A	Clear
1:51 AM	33.1 °F	27.7 °F	24.1 °F	70%	30.17 in	10.0 mi	NW	5.8 mph	-	N/A	Clear
2:51 AM	33.1 °F	-	24.1 °F	70%	30.18 in	10.0 mi	Calm	Calm	-	N/A	Clear
3:51 AM	30.9 °F	-	24.1 °F	76%	30.17 in	10.0 mi	Calm	Calm	-	N/A	Clear
4:51 AM	30.0 °F	-	23.0 °F	75%	30.17 in	10.0 mi	Calm	Calm	-	N/A	Clear
5:51 AM	28.9 °F	-	24.1 °F	82%	30.18 in	10.0 mi	Calm	Calm	-	N/A	Clear
6:51 AM	28.9 °F	-	23.0 °F	78%	30.17 in	10.0 mi	Calm	Calm	-	N/A	Partly Cloudy
7:51 AM	33.1 °F	30.0 °F	26.1 °F	75%	30.19 in	10.0 mi	SW	3.5 mph	-	N/A	Mostly Cloudy
8:51 AM	36.0 °F	-	27.0 °F	70%	30.19 in	10.0 mi	Calm	Calm	-	N/A	Mostly Cloudy
9:51 AM	39.0 °F	35.7 °F	27.0 °F	62%	30.16 in	10.0 mi	NNW	4.6 mph	-	N/A	Overcast
10:51 AM	41.0 °F	37.1 °F	24.1 °F	51%	30.15 in	10.0 mi	NW	5.8 mph	-	N/A	Overcast
11:51 AM	43.0 °F	39.5 °F	26.1 °F	51%	30.13 in	10.0 mi	WNW	5.8 mph	-	N/A	Overcast
12:51 PM	43.0 °F	-	25.0 °F	49%	30.14 in	10.0 mi	Calm	Calm	-	N/A	Overcast
1:51 PM	45.0 °F	-	24.1 °F	44%	30.09 in	10.0 mi	Calm	Calm	-	N/A	Overcast
2:51 PM	44.1 °F	-	21.9 °F	42%	30.08 in	10.0 mi	Calm	Calm	-	N/A	Overcast
3:51 PM	45.0 °F	-	23.0 °F	42%	30.05 in	10.0 mi	Calm	Calm	-	N/A	Overcast
4:51 PM	43.0 °F	-	26.1 °F	51%	30.04 in	10.0 mi	Calm	Calm	-	N/A	Overcast
5:51 PM	42.1 °F	-	26.1 °F	53%	30.02 in	10.0 mi	Calm	Calm	-	N/A	Mostly Cloudy
6:51 PM	42.1 °F	38.4 °F	28.0 °F	58%	30.00 in	10.0 mi	NNE	5.8 mph	-	N/A	Mostly Cloudy
7:51 PM	41.0 °F	-	28.0 °F	60%	29.99 in	10.0 mi	Calm	Calm	-	N/A	Overcast
8:51 PM	41.0 °F	37.1 °F	28.0 °F	60%	29.98 in	10.0 mi	NNE	5.8 mph	-	N/A	Overcast
9:51 PM	39.9 °F	35.8 °F	27.0 °F	60%	29.97 in	10.0 mi	NNE	5.8 mph	-	N/A	Overcast
10:51 PM	39.9 °F	-	27.0 °F	60%	29.98 in	10.0 mi	Calm	Calm	-	N/A	Overcast
11:51 PM	39.0 °F	-	28.9 °F	67%	29.98 in	10.0 mi	Calm	Calm	-	N/A	Overcast
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