Click on each chart for more information. To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. The shaded overlays indicate night and civil twilight. Manchester The percentage of time spent in various temperature bands. The coldest day of the year is January 29, with an average low of 19°F and high of 34°F. The cloudier part of the year begins around November 2 and lasts for 7.9 months, ending around June 28. The average hourly wind speed in Portsmouth experiences significant seasonal variation over the course of the year. The percentage of time spent at various humidity comfort levels, categorized by dew point. For the purposes of this report, the geographical coordinates of Portsmouth are 43.072 deg latitude, -70.763 deg longitude, and 16 ft elevation. ): 44.2 [The annual rainfall in inches.Snowfall (in. At about 18.80°C | 65.84°F is the maximum of the water temperatures over the months. Rochester Daylight saving time (DST) is observed in Portsmouth during 2021, starting in the spring on March 14, lasting 7.8 months, and ending in the fall on November 7. New Castle Based on this score, the best time of year to visit Portsmouth for hot-weather activities is from early July to mid August, with a peak score in the last week of July. Portsmouth, Hampshire, United Kingdom - Monthly weather averages including average high and low Temperature, Precipitation, Pressure, Wind Charts to assist you in planning your travel, holiday or an outdoor activity at Portsmouth, United Kingdom Rainfall (in. Outlook for Friday to Sunday. The topography within 2 miles of Portsmouth is essentially flat, with a maximum elevation change of 82 feet and an average elevation above sea level of 24 feet. This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. The highest chance of a day with snow alone is 10% on January 9. The area within 2 miles of Portsmouth is covered by artificial surfaces (61%) and water (33%), within 10 miles by trees (41%) and water (38%), and within 50 miles by water (44%) and trees (41%). The day of the year with the coolest water is March 11, with an average temperature of 39°F. Average Weather in April in Portsmouth New Hampshire, United States. The number of hours during which the Sun is visible (black line). The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. Longitude W70.8 – Latitude N43.1 • Rockingham County, New Hampshire, USA . Boston Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. Portsmouth February weather guide. You are about to report this weather station for bad data. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. Portsmouth is a city with a significant rainfall. Average Weather during November in Portsmouth (New Hampshire), United States of America. Our tourism temperature score is 0 for perceived temperatures below 50°F, rising linearly to 9 for 65°F, to 10 for 75°F, falling linearly to 9 for 80°F, and to 1 for 90°F or hotter. The time of year with cooler water lasts for 3.9 months, from December 30 to April 26, with an average temperature below 44°F. In June, the average high-temperature rises, from an enjoyable 64°F (17.8°C) in May, to an agreeable 73°F (22.8°C). The tourism score favors clear, rainless days with perceived temperatures between 65°F and 80°F. Low Temp: 18 °F. 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