Porthgain Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Porthgain.
Climate overview of Porthgain
Temperatures in Porthgain, Dyfed, United Kingdom, shift moderately through the seasons. The warmest month is August at 18°C (64°F), and the coolest is February at 10°C (50°F).
Rainfall is high, totalling around 1067 mm (42 in) per year. November is the wettest month and May the driest.
Porthgain Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Porthgain - and find the best time to visit.
Monthly Temperature in Porthgain
The climate in Porthgain experiences moderate temperature changes, with mild shifts between seasons. Average maximum daytime temperatures range from a pleasant 18°C (64°F) in August, the warmest time of the year, to a chilly 10°C (50°F) during cooler months like February.
At night, you can expect temperatures ranging from 15°C (59°F) in August to around 6°C (43°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Porthgain
Porthgain has a notably wet climate with abundant precipitation, recording 1067 mm (42 in) of rainfall per year. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 133 mm (5.2 in) of precipitation, spread over 19 rainy days.
In contrast, the driest month May experiences a drier climate, with about 62 mm (2.4 in) of rainfall spread across 14 rainy days. For more details, please visit our Porthgain Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Porthgain
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July and August
- Warmest weather: July, August and September
- Fewest rainy days: April, June and July
Frequently asked questions about the climate in Porthgain
What is the best time to visit Porthgain?
July and August typically offer the most optimal weather in Porthgain. In contrast, January, February, November and December tend to have less optimal conditions.
What temperatures can I expect in Porthgain?
Daytime highs range from 10°C (50°F) in February to 18°C (64°F) in August. Nighttime lows range from 6°C (43°F) to 15°C (59°F).
How much rain does Porthgain get?
Annual rainfall is around 1067 mm (42 in). November is the wettest month with 133 mm (5.2 in), while May is the driest with 62 mm (2.4 in).
Porthgain 3-Day Forecast
Porthgain on the map
Porthgain is highlighted - select any city to see its climate.
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