Weather in Portsmouth in June
Portsmouth, United States averages a high of 28.3°C (82.9°F) and low of 19.8°C (67.6°F) in June, with 11 rain days and 11.9 hours of daily sunshine. Travel score: 80.7/100 (Excellent). The best time to visit Portsmouth is May.
High
28°C83°F
Low
20°C68°F
🌧️
11
rain days
☀️
11.9
hrs/day sunshine
💧
74%
humidity
81— Excellent
June in Portsmouth is hot and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Portsmouth?
How much does it rain in Portsmouth in June?
Portsmouth receives an average of 104.5mm of rainfall across 11 rainy days in June. The annual total is 1149.2mm.
What should I pack for Portsmouth in June?
Essentials
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Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
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Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
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Data based on 1994–2024 averages · Last updated: 2024-12-31