History for Iowa City, IA

Sunday, August 19, 2012 — View Current Conditions

	Daily Summary

Daily

	Actual:	Average :	Record :
Temperature:
Mean Temperature	67 °F	73 °F
Max Temperature	78 °F	82 °F	101 °F (1983)
Min Temperature	55 °F	63 °F	51 °F (1951)
Degree Days:
Heating Degree Days	0	0
Month to date heating degree days	3	0
Since 1 June heating degree days	12	19
Since 1 July heating degree days	3	2
Cooling Degree Days	2	8
Month to date cooling degree days	135	165
Year to date cooling degree days	1073	743
Since 1 June cooling degree days	931	682
Growing Degree Days	16 (Base 50)
Moisture:
Dew Point	54 °F
Average Humidity	67
Maximum Humidity	93
Minimum Humidity	40
Precipitation:
Precipitation	0.03 in	0.15 in	1.05 in (2007)
Month to date precipitation	2.97	2.74
Year to date precipitation	16.30	24.39
Sea Level Pressure:
Sea Level Pressure	29.99 in
Wind:
Wind Speed	5 mph (NW)
Max Wind Speed	25 mph
Max Gust Speed	31 mph
Visibility	10 miles
Events	Rain , Thunderstorm

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

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Radar Archive:

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Local Photos:

	Transitions You could feel and see the subtle beginning of the transitions today - from the heat of summer to the cool of fall. It reminded me of a scene from Cali...
	Rainbows after storm A thunderstorm passed through quickly, followed by this beautiful double rainbow!
	Pre-Storm Light Just before the clouds rolled in the evening light washed across this pastoral scene.

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Astronomy for August 19, 2012:

	Rise:	Set:
Actual Time:	6:19 AM CDT	7:59 PM CDT
Civil Twilight:	5:49 AM CDT	8:28 PM CDT
Nautical Twilight:	5:14 AM CDT	9:04 PM CDT
Astronomical Twilight:	4:35 AM CDT	9:42 PM CDT
Moon:	8:37 AM CDT (8/19)	8:45 PM CDT (8/19)
Length Of Visible Light:	14h 38m
Length of Day:	13h 39m

Waxing Crescent, 5% Moon Illumination

Aug 19	Aug 24 First Quarter	Aug 31 Full	Sep 8 Last Quarter	Sep 15 New

For more information about the solar system, view the complete star chart!

Definitions of Astronomy Terms

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	Hourly Observations

Time (CDT):	Temp.:	Dew Point:	Humidity:	Sea Level Pressure:	Visibility:	Wind Dir:	Wind Speed:	Gust Speed:	Precip:	Events:	Conditions:
12:52 AM	66.0 °F	53.1 °F	63%	29.98 in	10.0 miles	North	5.8 mph	-	N/A		Clear
1:52 AM	64.0 °F	53.1 °F	67%	29.98 in	10.0 miles	North	6.9 mph	-	N/A		Clear
2:52 AM	64.0 °F	53.1 °F	67%	29.97 in	10.0 miles	North	10.4 mph	-	N/A		Clear
3:52 AM	63.0 °F	54.0 °F	72%	29.99 in	10.0 miles	NNW	5.8 mph	-	N/A		Clear
4:52 AM	61.0 °F	54.0 °F	78%	29.99 in	10.0 miles	NNW	6.9 mph	-	N/A		Clear
5:52 AM	55.0 °F	52.0 °F	89%	30.00 in	10.0 miles	WNW	4.6 mph	-	N/A		Clear
6:52 AM	55.9 °F	53.1 °F	90%	30.00 in	10.0 miles	Calm	Calm	-	N/A		Clear
7:52 AM	60.1 °F	54.0 °F	80%	30.02 in	10.0 miles	WNW	3.5 mph	-	N/A		Clear
9:52 AM	70.0 °F	55.9 °F	61%	30.02 in	10.0 miles	Calm	Calm	-	N/A		Clear
10:52 AM	73.0 °F	53.1 °F	49%	30.02 in	10.0 miles	Variable	4.6 mph	-	N/A		Clear
11:52 AM	73.0 °F	51.1 °F	46%	30.02 in	10.0 miles	NW	12.7 mph	-	N/A		Scattered Clouds
12:52 PM	75.9 °F	52.0 °F	43%	30.01 in	10.0 miles	NNW	8.1 mph	-	N/A		Scattered Clouds
1:52 PM	73.9 °F	52.0 °F	46%	30.01 in	10.0 miles	NNW	10.4 mph	-	N/A		Mostly Cloudy
2:52 PM	77.0 °F	52.0 °F	42%	29.98 in	10.0 miles	NW	10.4 mph	-	N/A		Mostly Cloudy
3:52 PM	75.0 °F	53.1 °F	46%	29.95 in	10.0 miles	West	8.1 mph	-	N/A		Mostly Cloudy
4:18 PM	69.8 °F	53.6 °F	56%	29.97 in	10.0 miles	West	16.1 mph	-	N/A	Thunderstorm	Thunderstorm
4:52 PM	66.9 °F	57.9 °F	73%	29.96 in	10.0 miles	WNW	6.9 mph	-	0.00 in	Rain	Light Rain
5:52 PM	68.0 °F	57.9 °F	70%	29.97 in	10.0 miles	West	20.7 mph	31.1 mph	0.00 in	Thunderstorm	Partly Cloudy
6:11 PM	64.4 °F	51.8 °F	64%	29.97 in	10.0 miles	West	12.7 mph	23.0 mph	0.00 in	Rain	Light Rain
6:19 PM	62.6 °F	53.6 °F	72%	29.97 in	10.0 miles	West	12.7 mph	-	0.00 in	Rain , Thunderstorm	Light Rain
6:34 PM	62.6 °F	55.4 °F	77%	29.96 in	5.0 miles	West	5.8 mph	-	0.02 in	Rain	Light Rain
6:52 PM	62.1 °F	55.0 °F	78%	29.96 in	10.0 miles	Calm	Calm	-	0.03 in	Rain	Light Rain
7:52 PM	63.0 °F	55.0 °F	75%	29.96 in	10.0 miles	Calm	Calm	-	0.00 in		Clear
8:52 PM	59.0 °F	55.9 °F	90%	29.98 in	10.0 miles	Calm	Calm	-	N/A		Clear
9:52 PM	60.1 °F	55.0 °F	83%	29.99 in	10.0 miles	Calm	Calm	-	N/A		Clear
10:52 PM	57.0 °F	55.0 °F	93%	29.99 in	9.0 miles	Calm	Calm	-	N/A		Clear
11:52 PM	57.0 °F	55.0 °F	93%	29.99 in	10.0 miles	Calm	Calm	-	N/A		Clear

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