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Cary Institute Environmental Monitoring Program


Monthly Summary - October 2008

Average Temperature 48 F
Minimum Temperature 21 F
Maximum Temperature 75 F
Average Relative Humidity 76%
Average Wind Direction SSW
Average Wind Speed 2.9
Total Precipitation 2.87 in.
Average Precipitation pH 4.73
Year-to-date total Precipitation 43.35 in.
Snowfall 0.0
Average Stream Flow 10.59 ft^3/s
Ave Stream Temperature 52 F

The month of October 2008 was was cooler and drier than normal. The average temperature for October was 1.2 degreees F cooler than the 1971-2000 average for October for Millbrook. The maximum temperature for the month was 75 degrees F, on October 9 and and the low temperature was 21 degrees F on October 9.

The total precipitation for October 2008 was 2.87 inches, 80% of normal precipitation for October. The volume-weighted mean pH of the precipitation for October 2008 was 4.73. "Normal" precipitation pH is roughly 5.00.

Average stream temperature for October was 52 degrees F, with a maximum stream temperature of 65 degrees F on October 1 and a minimum stream temperature of 39 degrees F on October 24. Average stream height for October was 0.66 feet with a maximum stream height of 1.30 feet on October 26 and a minimum stream height of 0.55 feet on October 19.

Conversions:

Degrees Fahrenheit = ((Degrees Celsius) * 1.8) + 32.
1 Inch = 25.4 mm
pH = -log (base 10) of the Hydrogen ion concentration (moles/Liter)
1 m/sec (meter per second) = 2.24 mph (miles per hour)
1 m^3/s = 35.31 ft^3/s


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footer:  Cary Institute of Ecosystem Studies, Millbrook, New York   (845) 677-5343