Weather Summary for January 18, 2009 from 00:00:23 to 23:59:23

Brigham Young University, Department of Physics and Astronomy

Eyring Science Center, Provo, Utah

Value	Minimum	at	Maximum	at	Daily Mean	Daily Average
Temperature	8.8 F (-12.87 C)	07:06:23	38.0 F ( 3.32 C)	14:18:23	23.4 F ( -4.78 C)	20.0 F ( -6.65 C)
Humidity	39.9%	14:19:23	92.3%	01:50:23	66.1%	76.8%
Dew Point	6.5 F (-14.19 C)	07:06:23	17.4 F ( -8.10 C)	14:17:23	11.9 F (-11.14 C)	13.3 F (-10.38 C)
Pressure	30.42 in. Hg (103.0 kPa)	01:54:23	30.66 in. Hg (103.8 kPa)	11:15:23	30.54 in. Hg (103.4 kPa)	30.55 in. Hg (103.4 kPa)
Absolute Pressure	25.35 in. Hg ( 85.8 kPa)	04:26:23	25.53 in. Hg ( 86.4 kPa)	11:59:23	25.44 in. Hg ( 86.1 kPa)	25.41 in. Hg ( 86.0 kPa)
Wind Speed			1.1 mph ( 0.51 m/s) at 93. deg.	21:24:23		0.0 mph ( 0.01 m/s)
Solar Irradiance			1.09 cal/min/cm2 ( 762. W/m2)	12:37:23		0.24 cal/min/cm2 ( 171. W/m2)
Wind Chill	8.7 F (-12.95 C)	07:31:23	37.6 F ( 3.09 C)	14:18:23	23.1 F ( -4.93 C)	19.7 F ( -6.82 C)
Heat Index	8.8 F (-12.87 C)	07:06:23	38.0 F ( 3.32 C)	14:18:23	23.4 F ( -4.78 C)	20.0 F ( 20.04 C)

Today's rainfall: 0.00 in. ( 0.0 mm)

Monthly rainfall total: 0.92 in. ( 23.4 mm)
Heating degree-days (base 65): 41.6 (integrated value: 44.9)
Cooling degree-days (base 65): 0.0 (integrated value: 0.0)
Growing degree-days (base 40): 0.0 (integrated value: 0.0)
Growing degree-days (base 50): 0.0 (integrated value: 0.0)