Portsmouth Weather in June

What's the weather like in Portsmouth (Saint John) in June 2024?

The climate in Portsmouth during June can be summarized as hot, humid and wet.

June is in the summer in Portsmouth and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (74°F) is normal.

Portsmouth weather averages (imperial / metric)
Daytime temperature 30.8°C 87.4°F
Nightly temperature 23.5°C 74.2°F
Average temperature 27.1°C 80.8°F
Daily sunshine 8.1 hrs
Avg rainfall 173 mm 6.8 ins
Rainy days 18 days
Sea temperature 28.1°C 82.5°F
Humidity 79%
Windspeed 20.5kph 13 mph

On average June is the 6th driest month of the year in Portsmouth with around 173mm 6.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.1 hours of sunshine per day.

June temperatures in Portsmouth

Portsmouth average temperature in June

June rainfall

Portsmouth average rain in June

June hourly sunshine

Portsmouth average rain in June

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Portsmouth in June 2024.

Other monthly averages

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Portsmouth weather stats

Portsmouth weather statistics
Hottest month: July 30.6°C 87.1°F
Driest month: February 95mm 3.7ins
Sunniest month: April 8.6hrs
Coldest month: February 28.3°C 82.9°F
Wettest month: November 301mm 11.9ins
Map showing location of Portsmouth (15.58333, -61.46667) Portsmouth map pin © Google

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