Best time to go to Portsmouth Average weather of Portsmouth, Dominica

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 January, February, March, April, May, June, July, August, September, November and December
On average, it is hot all year round
The rainiest months are August, September and October
The sea temperature is suitable for swimming all year round

Annual weather in Portsmouth

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

Month			Our opinion
January	79°F/81°F	2.8in	perfect weather	Portsmouth in january
February	79°F/81°F	2.2in	perfect weather	Portsmouth in february
March	79°F/81°F	2.3in	perfect weather	Portsmouth in march
April	81°F/83°F	4.1in	good weather	Portsmouth in april
May	81°F/83°F	5.3in	good weather	Portsmouth in may
June	83°F/85°F	3.9in	good weather	Portsmouth in june
July	83°F/85°F	5.8in	good weather	Portsmouth in july
August	83°F/85°F	7.4in	good weather	Portsmouth in august
September	85°F/86°F	8.1in	good weather	Portsmouth in september
October	83°F/85°F	7.1in	tolerable weather	Portsmouth in october
November	83°F/85°F	5.7in	good weather	Portsmouth in november
December	81°F/83°F	3.6in	good weather	Portsmouth in december

Weather and climate in Portsmouth

Portsmouth enjoys an equatorial (or tropical rainforest) climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Portsmouth is 83°F (ranging from 81°F in february to 86°F in september). Annual rainfall is 58.2in, with a minimum of 2.2in in february and a maximum of 8.1in in september.

Between january and march the climate is beautiful. The record temperature this month is 85°F and you can expect to have 2.3in of rainfall/month during this period.
Between the months of april and october the climate is passable, but still OK. In average, on the morning it is 85°F and, in october, 11 days of rain are expected.
In november the climate is favorable. The record temperature this month is 86°F and it rains in november about 5.7in.
In the month of december the climate is correct. the thermometer goes up to 83°F°C and, in december, 5 days of rain are expected.

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

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