You can jump to a separate table for each region of the state: Southeast, South - Central, Southwest, Interior and Far North Alaska. The shoulder season (May & September) are typically in the mid-50’s°F while June, July, and August are usually low 60’s°F – mid-70’s (°F). Note that seasonal normals in contrast with those observed in Ketchikan in april with a maximum record of 59°F in 2009 and a minimum record of 23°F in 2020. Based on our historical data over a period of ten years, the warmest water in this day in Ketchikan was recorded in 2016 and was 6.5°C/43.7°F, and the coldest was recorded in 2009 at 4.1°C/39.4°F. The black line is the percentage chance that a given day is within the growing season. Average Weather during May in Ketchikan (Alaska), United States of America. It is the state's southeasternmost major settlement. May brings warmer weather within the cities and towns of the Alaskan inside passage. Average minimum and maximum temperatures in celsius per month in Ketchikan (Alaska), United States of America displayed in a beautiful overview. Ketchikan's annual rainfall regularly surpasses 160 inches, with the greatest amount of rainfall occuring in fall, usually especially in October. For each station, the records are corrected for the elevation difference between that station and Ketchikan according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations. In Ketchikan during May average daily high temperatures increase from 52°F to 58°F and it is overcast or mostly cloudy about 64% of the time. The sun rises at 05:41 and sets at 19:54. Get the forecast for today, tonight & tomorrow's weather for Ketchikan, AK. Created by a user from United States. Learn More. The average Ketchikan Highs & Lows in °F & °C For the purposes of this report, the geographical coordinates of Ketchikan are 55.342 deg latitude, -131.648 deg longitude, and 15 m elevation. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. Check out our list of frequently asked questions to help you better prepare for your trip. °F 80° 70° 60° 50° 40° May 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Ketchikan in September. In Ketchikan, the summers are cool and mostly cloudy; the winters are long, very cold, and overcast; and it is wet year round. Daily low temperatures increase by 4°C, from 5°C to 8°C, rarely falling below 1°C or exceeding 11°C. A climate graph showing rainfall, temperatures and normals. All Year Climate & Weather Averages in Ketchikan. support@__remove_this_part__weatherspark.com. United States - Alaska Inside Passage Weather in May/June - Crusing inside passage round trip from Vancouver for seven days--last of May. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. The area within 3 kilometres of Ketchikan is covered by trees (61%) and water (29%), within 16 kilometres by trees (55%) and water (37%), and within 80 kilometres by trees (48%) and water (41%). All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. Our advice: if you are going to Ketchikan this month, plan to sightsee and forget the beach! There are usually 16 days with some rain in Ketchikan in May and the average monthly rainfall is 188mm. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. Alaska Cruise June ... AK 99501 typical June Weather including average and record temperatures from AccuWeather.com. MERRA-2 Modern-Era Retrospective Analysis. This section reports on the wide-area average surface temperature of that water. April weather for Ketchikan. It is the lowest average temperature of the whole year. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. In February, the average temperature is 0.2 °C | 32.4 °F. Average Weather in Ketchikan Alaska, United States. Daytime highs range from 60°F - 80°F. The first thing to consider when planning your time at the top things to do in Ketchikan is the weather. The average minimum temperature (usually the minimum temperature is noted during the night) in Ketchikan in May is 5.0°C (41°F). Maps are © Esri, with data from National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, and iPC. Average Precipitation for Alaska in May The tables below give monthly averages for rainfall plus snowfall during May at cities, towns and parks in Alaska. There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Ketchikan. The stations contributing to this reconstruction are: Ketchikan International Airport (99%, 0.9 kilometres, north); Metlakatla Seaplane Base (1.2%, 24 kilometres, south); and Hydaburg Seaplane Base (0.2%, 76 kilometres, west). The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on May. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The average sliding 31-day rainfall during May in Ketchikan is rapidly decreasing, starting the month at 155 millimetres, when it rarely exceeds 262 millimetres or falls below 66 millimetres, and ending the month at 117 millimetres, when it rarely exceeds 192 millimetres or falls below 49 millimetres. At an average temperature of 13.3 °C | 56.0 °F, August is the hottest month of the year. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. May tends to be slightly rainier than June and July, with a slight chance of snow earlier in the month. Monthly temperature, precipitation and hours of sunshine. 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