Normal weather for Portsmouth in June
It's warm in June in Portsmouth with an average temperature of 28°C. Temperatures this month range from a low of 26°C to a high of 30°C. At night, you can expect temperatures between 15°C and 20°C.
In June, there is an average of 202 mm of precipitation, spread over 21 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
Portsmouth in June |
London | ||
|---|---|---|---|
 Average Temperature |
28°C | 22°C | |
 High Temp |
30°C | 24°C | |
| Low Temp |
26°C | 18°C | |
 Total Precipitation |
202 mm | 57 mm | |
| Rainy Days |
21 days | 10 days | |
Start of June
The month of June starts in Portsmouth with hot temperatures, averaging around 28°C during the day and nights close to 17°C. Plenty of days with a chance of precipitation.
Since temperatures can differ between day and night, it’s a good idea to dress in layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. For the evening and morning, a shirt, maybe a light cardigan, and light trousers will do.
Mid-June
By mid-June, the average daytime temperature rises to around 29°C, with nights close to 18°C. The chance of precipitation is high during this period.
Temperatures vary between day and night, so it’s smart to wear layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. For the evening and morning, a shirt, maybe a light cardigan, and light trousers will do.
End of June
By the end of June, the average daytime temperature in Portsmouth will be around 30°C, with nights close to 20°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. In the evening and morning, a T-shirt, light trousers or skirt, and a light jacket are recommended.
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UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is June a good time to visit Portsmouth?
After some sun? Then June isn’t the best time to be in Portsmouth. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Portsmouth in June
With 35°C, Portsmouth hit the highest temperature in the last 10 years in June 2022. The lowest daytime temperature in this month was 16°C in 2015. The extreme night temperatures ranged from a low of 7°C to a high of 24°C.
Check out the climate of Portsmouth for all months and discover the best travel time
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Daily Temperature in June in Portsmouth
This chart shows the average daily temperatures, both day and night, for each day in June in Portsmouth, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in June in Portsmouth
The chart below shows the average daily precipitation in June for Portsmouth, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for June, you can expect around 21 days of rain in Portsmouth.
Daily UV Index in June in Portsmouth
This chart shows the average daily UV index in June in Portsmouth, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in June in Portsmouth Over the Years
This chart shows the average temperature in June in Portsmouth, measured in degrees Celsius, over the past years.
Total Precipitation in June in Portsmouth Over the Years
This chart shows the average precipitation in June in Portsmouth, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in June for Portsmouth
Click on a specific day in June for detailed info on the typical weather on that day in Portsmouth. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in June in Portsmouth
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Average Weather in Portsmouth by Month
Click on a month below to see detailed weather info for Portsmouth. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Portsmouth for all months at once
