average daily temperature portsmouth, nh

See All Videos. The least snow falls around July 14, with an average total liquid-equivalent accumulation of 0.0 inches. July is the hottest month for Portsmouth with an average high temperature of 81.9°, which ranks it as warmer than most places in New Hampshire. How often is the weather forecast updated. Temperature With an average high-temperature of 79°F (26.1°C) and an average low-temperature of … The coldest day of the year is January 29, with an average low of 19Â°F and high of 34Â°F. Our beach/pool temperature score is 0 for perceived temperatures below 65Â°F, rising linearly to 9 for 75Â°F, to 10 for 82Â°F, falling linearly to 9 for 90Â°F, and to 1 for 100Â°F or hotter. These average ocean temperatures for Portsmouth are calculated from several years of archived data. The warm season lasts for 3.7 months, from May 26 to September 16, with an average daily high temperature above 69°F.The hottest day of the year is July 19, with an average high of 79°F and low of 58°F.. The day of the year with the warmest water is August 9, with an average temperature of 64Â°F. Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. Map showing location of Portsmouth (50.798990, -1.091250) Locations nearby From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. 49.1. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . Based on weather reports collected during 1985–2015. The climate here is classified as Cfb by the Köppen-Geiger system. Edremit, Turkey (5,462 miles away) and NikkÅ, Japan (6,608 miles) are the far-away foreign places with temperatures most similar to Portsmouth (view comparison). The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). The clearer part of the year in Portsmouth begins around June 27 and lasts for 4.1 months, ending around November 1. Time zones for airports and weather stations are provided by AskGeo.com . Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32Â°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. Over the course of the year, the temperature typically varies from 19Â°F to 80Â°F and is rarely below 5Â°F or above 89Â°F. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. 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 experiences significant seasonal variation in monthly rainfall. Maps are © Esri, with data from National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, and iPC. The snowless period of the year lasts for 6.9 months, from April 13 to November 9. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. Our tourism temperature score is 0 for perceived temperatures below 50Â°F, rising linearly to 9 for 65Â°F, to 10 for 75Â°F, falling linearly to 9 for 80Â°F, and to 1 for 90Â°F or hotter. The time of year with cooler water lasts for 3.9 months, from December 29 to April 25, with an average temperature below 44Â°F. Daily low temperatures increase by 9°F, from 35°F to 44°F, rarely falling below 26°F or exceeding 51°F. Daily low temperatures decrease by 5°F, from 64°F to 59°F, rarely falling below 51°F or exceeding 70°F. Our precipitation score, which is based on the three-hour precipitation centered on the hour in question, is 10 for no precipitation, falling linearly to 9 for trace precipitation, and to 0 for 0.04 inches of precipitation or more. All Year January February March April May June July August September October November December. The day of the year with the coolest water is March 10, with an average temperature of 39Â°F. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. Daily high temperatures decrease by 11°F, from 55°F to 44°F, rarely falling below 33°F or exceeding 66°F. To see the daily forecast, scroll to the table below. To see the daily range of temperatures have a look at the temperature max / min chart below. From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. Averages are for San Antonio International Airport, which is 8 miles from San Antonio. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. 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. The earliest sunset is at 4:07 PM on December 8, and the latest sunset is 4 hours, 19 minutes later at 8:26 PM on June 26. We assume no responsibility for any decisions made on the basis of the content presented on this site. The wind is most often from the south for 2.3 weeks, from May 5 to May 21, with a peak percentage of 30% on May 20. We collected past weather data from many thousand weather stations around the world. Average Temperatures for New Hampshire in December. Station Data. Climate and average weather for Portsmouth (New Hampshire), United States of America displayed in graphs. The highest chance of a day with snow alone is 10% on January 9. The thin dotted line is the corresponding average liquid-equivalent snowfall. The time of year with warmer water lasts for 2.9 months, from June 26 to September 23, with an average temperature above 59Â°F. Portsmouth International Airport at Pease, MERRA-2 Modern-Era Retrospective Analysis. Colder, drier snow tends to be on the higher end of that range and warmer, wetter snow on the lower end. The highest chance of a day with rain alone is 33% on June 14. The thin dotted line is the corresponding average rainfall. Even in the driest month there is a lot of rain. 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 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%). 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