For the Portland Internation OR USA Weather Station. This month should be avoided if you are not a big fan of rain. 2 Area. These facts were obtained from The Oregon Weather Book by George Taylor and Raymond R. Hatton, Oregon State University Press, ISBN 0-87071-467-8 except for the single-month record which happened after the book was published. Maximums and minimums are only part of the temperature picture. Reference. A thunderstorm happens in most, but not all, Julys. Hillsboro (/ ˈ h ɪ l z b ər oʊ /) is the fifth-largest city in the U.S. state of Oregon and is the county seat of Washington County. November is the wettest month in Portland with 5.0 inches of rain, and the driest month is August with 3.3 inches. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Rainfall. The average annual temperature in Auckland is 15.5 °C | 59.9 °F. 2020 Monthly Precipitation Maps . Rainfall units are expressed in inches. Maximum Temperature: 46.0 °F. In July, the warmest month, the average day time temperature rises to 78.8°F. 2019 Monthly Precipitation Maps . This month, Portland could see record rainfall for September. The water year starts on October 1 and ends on September 30. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Wakefield, VA 10009 General Mahone Highway Wakefield, VA 23888 Get the monthly weather forecast for Portland, OR, including daily high/low, historical averages, to help you plan ahead. Period. The month of January 1950 was particularly severe, bringing 57.2 in (145 cm) of snow, the most of any month along with the aforementioned record cold. City of Portland HYDRA Rainfall network; Intellicast - Portland precipitation map; Intellicast - Portland radar map; Current Conditions and Weather Forecasts. The average water-equivalent precipitation is 37.5 inches (950 mm) per year in downtown Portland and 42.1 inches at the airport. moving from the abundant sunshine state of colorado 6 years ago has been an adjustment to say the least. Apr. December is the wettest month in Portland with 6.8 inches of rain, and the driest month is July with 0.7 inches. Each of the 30 monthly values was in turn derived from averaging the daily observations of minimum temperature for the station. About rainfall tables. The lowest average temperatures in the … The calendar year is not used for rainfall. long story short, it does rain here but it’s often dreary and mists instead of torrential down pour so we don’t have the highest amount of actual rain. The months of May, June and December have a high chance of precipitation. Climate data and weather averages in Portland. The coldest month is January with an average maximum temperature of 3°C (37°F). Monthly: 1981-2010 normals History: 2007-2019 The number of days with precipitation counts the days when rainfall or snowfall (when melted) amounted to 0.01 inches (0.3 millimeters) or more. Luckily, there are ample sources of rainfall data around the Portland metropolitan area. A climate graph showing rainfall, temperatures and normals. Government Internet Service Home page. Auckland Climate graph // Weather by Month . At an average temperature of 20.5 °C | 68.8 °F, August is the hottest month of the year. Chance of rain 100%. Lying in the Tualatin Valley on the west side of the Portland metropolitan area, the city hosts many high-technology companies, such as Intel, that comprise what has become known as the Silicon Forest.At the 2010 Census, the city's population was 91,611. 1 Region. Monthly: 1981-2010 normals History: 2007-2019 The annual rainfall of 42.8 inches in Portland means that it is about average compared to other places in Oregon. Annual Weather Averages in Portland. However, I did find a 2010 Portland total of 46.18 inches. June is the most wet month. The number of years (provided in the 2nd last column of the table) may differ between elements if the observing program at the site changed. The data is updated by the middle of the current month for the previous month. Portland's coldest month is January when the average temperature overnight is 12.5°F. In fact, it's the rainiest month Portland has seen in more than two years. May in Maine is the month that feels decidedly “spring” to me. This climate is considered to be Cfb according to the Köppen-Geiger climate classification. Instead the "water year" runs from October 1 to August 31. You are about to report this weather station for bad data. Rainfall ranges; 3 month outlook; Forecast rainfall; Latest radar image; Latest rainfall; Recent rainfall; Recent rainfall tables; Recent rainfall report; Recent drought report; Average rainfall. Current Month Charts and Tables; Calendar Year Chart; Water Year Chart; Previous Monthly Charts and Tables Follow us on Twitter Follow us on Facebook Follow us on YouTube PQR RSS Feed Safety Weather Radio Lightning Safety Tsunami Ready Storm Ready SkyWarn. The Puget Sound Convergence Zone is an important feature of Seattle's weather. Temperature; Minimum Temperature : 36.0 °F. View. The rainy period of the year lasts for 11 months, from August 14 to July 16, with a sliding 31-day rainfall of at least 0.5 inches. Feb. Calendar Month Picker Calendar Year Picker. Monthly Weather-Portland, OR. Winds WSW at 15 to 25 mph. A storm that drops half an inch or more rain in a day occurs during this month only about once a decade. Updated: Mon Mar 29 2021 at 02:02:03 PM. More detailed data for individual sites can be obtained by contacting the Bureau. The most rain falls during the 31 days centered around November 29, with an average total accumulation of 9.4 inches. The average high and low temperatures are listed below monthly and annually for Portland, in both degrees Fahrenheit and Celsius. Mean Temperature: 41.6 °F. Rainfall tables - select location and period . The monthly rain tally at PDX (as of Monday) is 6.56 inches, making this our wettest month since March 2017 (7.26 inches). Even the driest month still has a lot of rainfall. Portland, Maine: 53 / 35° F; Rangeley, Maine: 49 / 25° F Average Snowfall (Inches) Bangor, Maine: 4″ Bar Harbor, Maine (Acadia National Park): 5″ Jackman, Maine: 8″ Portland, Maine: 3″ Rangeley, Maine: 9″ May. PORTLAND, Ore. (KOIN) – A reminder that December is our second wettest month of the year on average, so do not let this dry weather fool you! Precipitation data is provided for each month of the most recent water year, total precipitation for the water year, the percent of normal … The driest month is February, with 73 mm | 2.9 inch of rain. Portland experiences extreme seasonal variation in monthly rainfall. The wettest season is Winter with 28% of yearly precipitation and 22% occurs in Spring, which is the driest season. Monthly statistics are only included if there are more than 10 years of data. This month, Portland could see record rainfall for September. Winter is Maine's longest season, which is a joyful thing for snow sports enthusiasts. Station Data. This table gives the total precipitation that fell on Portland during each year from 2010. Based on weather reports collected during 1985–2015. The annual rainfall of 48.9 inches in Portland means that it is about average compared to other places in Maine. The rainfall here is around 1114 mm | 43.9 inch per year. Skip section menu. Rainfall drives how much water is in streams. Monthly temperature, precipitation and hours of sunshine. Recent Rainfall Tables. Average Temperatures by Month for Portland: September: High: 71 degrees F; Low: 49 degrees F; October: High: 58 degrees F; Low: 38 degrees F; November: High: 46 degrees; Low: 29 degrees F; Winter in Maine . Month * Day * Data is available up to March 16, 2021. The wettest season is Spring with 41% of yearly precipitation and 7% occurs in Autumn, which is the driest season. The starting point for official government weather forecasts, warnings, meteorological products for forecasting the … Portland normally never receives as much as an inch (25 mm) of rain at once this time of year. The annual rainfall of 42.8 inches in Portland means that it is about average compared to other places in Oregon. This month, it has already rained 5.67 inches, says Colby Neuman, a meteorologist with the National Weather Service. Additional Info Items of Interest Education Resources Other Useful Links COOP Observer. Portland weather averages and climate Portland, Maine. Agriculture Services. Average rainfall for the month and year are in the far right column. https://www.weather-atlas.com/en/oregon-usa/portland-climate Monthly Precipitation Summary Water Year 2021. The following is data from National Weather Service cooperative observers as of the end of last month. In the convergence zone, air arriving from the north meets air flowing in from the south. Rainstorms are less common in July than other months at Portland. Procedures are put in place to deal with missing and suspect data values. The warmest month is August with an average maximum temperature of 23°C (73°F). Portland’s single-month rainfall record occurred in November 2006 when 11.92 inches fell. To fill in the rest, there's information on how many days a month get above or below a given temperature. Precipitation. Credit: KGW January rainfall total as of Jan. 27 Published September 19, 2019 . In practice, however, much more goes into NCEI's Climate Normals product than simple 30-year averages. 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