These years were selected since descriptions of Portland weather observations after 1950 are available through easily obtainable climatic records. Extrinsic
In 1955 National Weather Service records allowed for more detail of weather data during the parade time
21 juin 2022 The lowest totals relative to average have been in central and southeast Oregon areas that have also been below average for much of the past ...
Portland specific rain pattern. A simple water balance approach for historical data is used to calculate the reliability by which rainwater harvesting
These data are for the Portland airport site. Table 10.1. Multnomah County Rainfall Data. Average annual precipitation amounts are moderately high in Multnomah
19 oct. 1996 flood); and reports a significant amount of historical flood data for the ... The 48-hour n-year rainfall amounts for Portland were.
Climatic summary for Portland Oregon
throughout the year even with large changes in rainfall amounts year over year. Portland's use of CEPT continues to keep BOD and TSS discharges from the
Annual Precipitation Totals Since 1871 Graph . Monthly and Annual Percentage of Possible Sunshine Received at Portland ...... 104.
historic rainfall. National Weather Service records collected at the. Custom's House in Portland (1903-73) and the airport in Salem (1938-80).
Climate and Past Weather Portland OR Salem OR Eugene OR Astoria OR Hillsboro OR The above data are unofficial and may contain errors
9 jui 2018 · Temperatures Records and Data (DP = downtown Portland AP = Airport) Monthly and Monthly and Annual Precipitation Totals (Downtown)
Descriptions of Portland weather observations since around 1950 are available through easily obtainable climatic records with the challenge being to identify
The bottom chart depicts daily precipitation totals as high as 6 68 inches (13 Dec 1882) SELECTED INDIVIDUAL YEARS' WITH INTERESTING PATTERNS 1875 – Year One
23 mar 2023 · Summary statistics PORTLAND (CASHMORE AIRPORT) A summary of the major climate statistics recorded at this site is provided below
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Data coverage is stored based on observations over a specific period of time whether annually monthly or daily The date range changes based on the
Rainfall data are provided with their permission and cooperation Portland area average rainfall from HYDRA network by water year
il y a 9 heures · Portland Oregon Provisional data subject to revision Westwide SNOTEL Water Year (Oct 1) to Date Precipitation of Normal
See the high temperature recorded at Portland International Airport every day since April 1 1938