The California Department of Water Resources averages data from 19 weather stations spanning the state and generates averages for three regions. Rainfall in California from a monthly perspectiveĭecember and January rainfall totals have been above average in several parts of the state. Napa was nearly 5 inches higher at 15.19 inches, and Sonoma's 15.8 inches beat its previous high of 12.56 inches. Downtown Oakland received 18.33 inches, topping the previous high by 8 inches. Lorber's calculations put all three locations well above their former records. the most recent 35 year period that represents average rainfall from gages with 80-120 years of record). Normals are determined from the 1957-1992 base period (i.e. 16 in areas around Oakland, Napa and Sonoma. Rain Season Totals and Percent of Normal Report Summary of daily rainfall totals for the current season and percent of normal. Records were toppled for the 22-day period from Dec. That doesn't mean records weren't broken around the state, Lorber said. San Francisco's total rainfall of 17.64 inches was second to that rainy season more than 160 years ago, when the same time period saw 18.49 inches. "Downtown San Francisco is our only site that has records that far back." 16) due to even more exceptional rainfall in the Great Flood from December 1861 to January 1862," National Weather Service meteorologist Jeff Lorber said. "Downtown San Francisco did not see record rainfall in this period (Dec. Sort the precipitation anomaly column to find greatest positive and negative departures. Season Average Season Total (Oct 1 - Present) Stream Flows Disclaimer. June and Year-to-Date Precipitation Totals and Anomalies The following table shows, for about 190 long-term stations, how its June and year-to-date precipitation totals stack up against the 1981-2010 station normals. For the Water Year, 3.80 inches below average.The data, from Oregon State University’s PRISM product, is based on the network of real-time precipitation sensors spread throughout California.įor some cities. 30 min 1 hr 3 hr 6 hr 12 hr 1 day 2 days 3 days 7 days. month-to-date year-to-date water-year-to-date days since 0.1' days since 0.25'. That is 1.11 inches above average for the month to date. 7 days 14 days 30 days 60 days 90 days 120 days. Rainfall total for Roseburg, Oregon.3.82 inches. For the Water Year, 7.88 inches below average. Month-to-Date and Year-to-Date Precipitation Graphs Water Year Graph - Current and average SWE and precipitation 30-Year Medians and Averages Precipitation 30-Year Medians and Averages (1991-2020) Effective Oct. That is 1.38 inches above average for the month to date. For the Water Year, 7.49 inches above average. That is 1.69 inches below average for the month to date. For the Water Year, 3.26 inches below average. That is 0.99 of an inch below average for the month to date. For the Water Year, 1.76 inches below average. Where we have real time data (time stamped at each. That is 0.73 of an inch below average for the month to date. Below is link to a HEC-DSS file that contains much of our rainfall data. Rainfall total for Klamath Falls, Oregon. For the Water Year, 1.71 inches above average. That is 0.94 of an inch below average for the month to date. RAINFALL TOTALS FOR APRIL.AND WATER YEAR TOTALS TO DATE, FROM THE NATIONAL WEATHER SERVICE REPORTING STATIONS IN THE MEDFORD NWS COVERAGE ZONE The bulk of which usually comes in January, February, and December. 4.7 inches of snowfall recorded.Īverage annual snowfall in Medford is 4 inches. Total snowfall for 2023 at the Medford NWS office at the Medford Airport. Total snowfall for 2023 at Rogueweather's location in South Medford.4 inches of snowfall recorded. Average calendar year rainfall in Medford is 18.43 inches. Average water year rainfall is 18.43 inches.įrom January 1st for the Calendar Year. That is 4.55 inches below average to the date. Current Water Year to Date: PRISM Climate Group Plots below show PRISM precipitation data for the current water year to date using daily precipitation data and normal PRISM precipitation data for 1991-2020.
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