History for St. Charles, MO

Thursday, January 3, 2013 — View Current Conditions

Thursday, January 3, 2013

	Actual	Average (KSTL)	Record (KSTL)
Temperature
Mean Temperature	28 °F	32 °F
Max Temperature	39 °F	40 °F	68 °F (1939)
Min Temperature	16 °F	24 °F	-12 °F (1879)
Degree Days
Heating Degree Days	38	33
Month to date heating degree days		99
Since 1 July heating degree days		1864
Cooling Degree Days	0	0
Month to date cooling degree days		0
Year to date cooling degree days		0
Moisture
Dew Point	21 °F
Average Humidity	74
Maximum Humidity	88
Minimum Humidity	55
Precipitation
Precipitation	0.00 in	0.09 in	4.16 in (1950)
Month to date precipitation		0.27
Year to date precipitation		0.27
Snow
Snow	0.00 in	0.10 in	1.10 in (1893)
Month to date snowfall		0.5
Since 1 July snowfall		5.6
Snow Depth	-
Sea Level Pressure
Sea Level Pressure	30.34 in
Wind
Wind Speed	5 mph (West)
Max Wind Speed	13 mph
Max Gust Speed	-
Visibility	9 miles
Events

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

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

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Astronomy

May. 21, 2013	Rise	Set
Actual Time	7:20 AM CST	4:52 PM CST
Civil Twilight	6:50 AM CST	5:22 PM CST
Nautical Twilight	6:17 AM CST	5:55 PM CST
Astronomical Twilight	5:45 AM CST	6:27 PM CST
Moon	11:24 PM CST (1/3)	10:35 AM CST (1/3)
Length Of Visible Light	10h 31m
Length of Day	9h 31m

Waning Gibbous, 65% of the Moon is Illuminated
Jan 3 Waning Gibbous	Jan 4 Last Quarter	Jan 11 New	Jan 18 First Quarter	Jan 26 Full

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Hourly Observations

Time (CST)	Temp.	Windchill	Dew Point	Humidity	Pressure	Visibility	Wind Dir	Wind Speed	Gust Speed	Precip	Conditions
12:54 AM	16.0 °F	-	10.9 °F	81%	30.23 in	7.0 mi	Calm	Calm	-	N/A	Clear
1:54 AM	16.0 °F	-	12.9 °F	88%	30.24 in	6.0 mi	Calm	Calm	-	N/A	Clear
2:54 AM	17.1 °F	-	12.9 °F	84%	30.26 in	6.0 mi	Calm	Calm	-	N/A	Mostly Cloudy
3:54 AM	19.9 °F	11.1 °F	15.1 °F	81%	30.26 in	10.0 mi	West	6.9 mph	-	N/A	Clear
4:54 AM	24.1 °F	14.4 °F	18.0 °F	77%	30.27 in	9.0 mi	WNW	9.2 mph	-	N/A	Clear
5:54 AM	21.0 °F	14.6 °F	17.1 °F	85%	30.28 in	8.0 mi	WSW	4.6 mph	-	N/A	Clear
6:54 AM	24.1 °F	17.0 °F	19.0 °F	81%	30.30 in	8.0 mi	West	5.8 mph	-	N/A	Clear
7:54 AM	21.9 °F	17.2 °F	18.0 °F	85%	30.32 in	6.0 mi	SW	3.5 mph	-	N/A	Clear
8:54 AM	26.1 °F	16.2 °F	21.0 °F	81%	30.35 in	6.0 mi	West	10.4 mph	-	N/A	Haze
9:54 AM	28.9 °F	20.4 °F	21.9 °F	75%	30.38 in	6.0 mi	West	9.2 mph	-	N/A	Haze
10:54 AM	30.9 °F	22.8 °F	24.1 °F	76%	30.38 in	7.0 mi	West	9.2 mph	-	N/A	Clear
11:54 AM	35.1 °F	27.9 °F	25.0 °F	67%	30.35 in	9.0 mi	West	9.2 mph	-	N/A	Clear
12:54 PM	37.0 °F	29.8 °F	25.0 °F	62%	30.33 in	10.0 mi	West	10.4 mph	-	N/A	Clear
1:54 PM	39.9 °F	32.5 °F	25.0 °F	55%	30.32 in	10.0 mi	WNW	12.7 mph	-	N/A	Partly Cloudy
2:54 PM	37.9 °F	30.9 °F	24.1 °F	57%	30.34 in	10.0 mi	WNW	10.4 mph	-	N/A	Overcast
3:54 PM	37.0 °F	29.8 °F	23.0 °F	57%	30.35 in	10.0 mi	West	10.4 mph	-	N/A	Scattered Clouds
4:54 PM	36.0 °F	29.6 °F	23.0 °F	59%	30.36 in	10.0 mi	West	8.1 mph	-	N/A	Clear
5:54 PM	32.0 °F	25.6 °F	24.1 °F	73%	30.38 in	10.0 mi	WNW	6.9 mph	-	N/A	Overcast
6:54 PM	34.0 °F	28.0 °F	24.1 °F	67%	30.39 in	10.0 mi	WNW	6.9 mph	-	N/A	Overcast
7:54 PM	34.0 °F	28.8 °F	25.0 °F	70%	30.40 in	10.0 mi	West	5.8 mph	-	N/A	Overcast
8:54 PM	33.1 °F	28.7 °F	26.1 °F	75%	30.40 in	10.0 mi	West	4.6 mph	-	N/A	Overcast
9:54 PM	30.9 °F	26.2 °F	25.0 °F	79%	30.41 in	10.0 mi	West	4.6 mph	-	N/A	Mostly Cloudy
10:54 PM	27.0 °F	20.5 °F	23.0 °F	85%	30.41 in	10.0 mi	West	5.8 mph	-	N/A	Clear
11:54 PM	28.0 °F	20.8 °F	23.0 °F	81%	30.40 in	10.0 mi	WSW	6.9 mph	-	N/A	Clear
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