When is the best time to go to Portsmouth?

When is the best time to go to Portsmouth? Here's some information to help you in your decision:

  • The best months for good weather in Portsmouth are June, July, August, September and October
  • On average, the warmest months are July, August and September
  • The coldest months are January and February
  • The rainiest months are January, October, November and December
  • September is the best month for swimming


Annual weather in Portsmouth

For full information about the climate and weather in Portsmouth a specific month, click on the corresponding line below:

Month
January 43°F/47°F
4.4in
February 43°F/49°F
3.6in
March 43°F/50°F
2.7in
April 47°F/56°F
2.3in
May 52°F/59°F
2.8in
June 58°F/65°F
3.5in
July 61°F/68°F
3.1in
August 61°F/68°F
3.2in
September 58°F/67°F
2.7in
October 54°F/61°F
5in
November 50°F/54°F
5in
December 45°F/50°F
4.9in


Weather and climate in Portsmouth

Portsmouth enjoys a temperate oceanic climate (with warm summer) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Portsmouth is 58°F (ranging from 47°F in january to 68°F in august). Annual rainfall is 43.2in, with a minimum of 2.3in in april and a maximum of 5in in november.
  • From january to february the climate is very bad. By early evening, the temperature averages 45°F and it rains in february about 3.6in.
  • Between the months of march and april the climate is unfavorable. It is for example 56°F as maximum temperature in april and it rains about 2.3in each month.
  • In the month of may the climate is passable, but still OK. The temperature rises to 59°F and you can expect to have 2.8in of rainfall/month during this period.
  • Between june and september the climate is beautiful. At lunchtime, it's 65°F in average.
  • In october the climate is correct. The record temperature this month is 72°F and it rains in october about 5in.
  • From november to december the climate is bad. The record temperature this month is 59°F and you can expect to have 4.9in of rainfall/month during this period.


Charts: temperature and rainfall in Portsmouth

In the charts below, you can see the following seasonal norms for the city of Portsmouth: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature

Humidity


Peak visitor numbers and tourist seasons in Portsmouth

Find out when Portsmouth has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Portsmouth

  • Very low season in Portsmouth
    The months with the lowest number of tourists are: January.
  • Low season in Portsmouth
    The months with low numbers of tourists are: February, March, November and December.
  • High season in Portsmouth
    The number of visitors to Portsmouth is high in: April, May, June, September and October.
  • Peak season in Portsmouth
    The largest number of tourists visiting Portsmouth is during: July and August.

Figure: Visitor index for Portsmouth month by month



Best time for low prices in Portsmouth

Average price of hiring a car in Portsmouth

On average, it costs $ 44 per day to hire a car in Portsmouth. This price varies by $ 11 depending on the month. In november, hiring a car costs an average of $ 40 per 24 hours, so this is the best time to save money! In contrast, the average price in july is $ 51.

Find the best price for your car rental


Other cities and places near Portsmouth

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