Weather Summary for Corvallis, Oregon

September, 2004


For most of September, high temperatures were below normal and low temperatures were above average. No new records were set this month.

At 2.42 inches, precipitation was well above normal. No new records were set this month. Total water year precipitation (since October 1) is 100% of normal.

Table 1 - daily data recorded at the Hyslop Experiment Station.

Table 2 - access to the daily data recorded at the Corvallis Agri-Met Automated Station. You choose the station and parameters.


Summary: Parameter Observed Dep.* Parameter Observed Dep.* Average maximum temperature 73.0 -2.4 Days with measurable precip. 18 10.9 Average minimum temperature 48.9 1.1 Days with .10" or more precip. 6 2.4 Monthly precipitation 2.42 0.95 Days with .50" or more precip. 2 1.1 Growing degree days @ 50F 329 -21 Days with 1" or more precip. 0 -0.2 * departure from 1971-00 normal

Looking ahead to October:

Maxima rise to about 65°
Minima rise to about 42°
Average precipitation is 3.02 inches
There are an average of 12 days with measurable precipitation

Oregon Climate Service

George H. Taylor, Oregon State Climatologist

Wayne P. Gibson, Programmer/GIS mngr.

Eileen Kaspar, Research Assistant/Manager of Data Services

Melanie Mitchell, Undergraduate Assistant

Wolf Read, Undergraduate Assistant

Emily Gibson, Student Assistant

Cadee Hale, Publications Assistant

Kelsey Kuykendall, Undergraduate Assistant

Sara Joos, Student Assistant

Sean Daly, Student Assistant


Oregon Climate Service, Strand 326, Phone: (541) 737-5705 Oregon State University Fax: (541) 737-5710 Corvallis, Oregon 97331 E-mail: oregon@coas.orst.edu Web: http://www.ocs.oregonstate.edu