Climate of Gwynedd, United Kingdom
Area-weighted average across Gwynedd. For where people actually live and travel, see the cities below.
Gwynedd, a subdivision of United Kingdom, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from 3.9°C / 39°F in February to 14.4°C / 57.9°F in July, with rainfall from 75 mm / 3 in to 153 mm / 6 in depending on the season (1338 mm / 52.7 in total across the year).
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 4°C39.2°F | 137 mm5.4″ | — |
| February | 3.9°C39°F | 100 mm3.9″ | — |
| March | 5.2°C41.4°F | 117 mm4.6″ | — |
| April | 6.9°C44.4°F | 82 mm3.2″ | — |
| May | 10°C50°F | 75 mm3″ | — |
| June | 12.5°C54.5°F | 84 mm3.3″ | — |
| July | 14.4°C57.9°F | 85 mm3.3″ | — |
| August | 14.3°C57.7°F | 103 mm4.1″ | — |
| September | 12.3°C54.1°F | 115 mm4.5″ | — |
| October | 9.7°C49.5°F | 139 mm5.5″ | — |
| November | 6.6°C43.9°F | 153 mm6″ | — |
| December | 4.8°C40.6°F | 148 mm5.8″ | — |
Frequently asked questions
What is the best time to visit Gwynedd?
Gwynedd, United Kingdom does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 14.4°C / 57.9°F, and the driest is May at 75 mm / 3 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Gwynedd?
Gwynedd, United Kingdom has area-weighted monthly average temperatures ranging from 3.9°C / 39°F in February to 14.4°C / 57.9°F in July. Annual rainfall averages about 1338 mm / 52.7 in, with the wettest month being November (153 mm / 6 in) and the driest May (75 mm / 3 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Gwynedd?
The hottest month in Gwynedd is July, with an area-wide average temperature of 14.4°C / 57.9°F.
What is the coldest month in Gwynedd?
The coldest month in Gwynedd is February, with an area-wide average temperature of 3.9°C / 39°F.
When does it rain most in Gwynedd?
The wettest month in Gwynedd is November, averaging about 153 mm / 6 in of rainfall. The driest is May with about 75 mm / 3 in.