Tenby weather forecast
UK towns · Pembrokeshire, Wales · 51.67°N 4.70°W
Tenby, in Pembrokeshire, Wales, has its warmest weather in August, when daytime temperatures average 19.3°C, while January nights are the coldest at around 4.1°C. The town sees roughly 1327mm of rain a year; October is normally the wettest month and April the driest. Figures are averaged from 2020–2024 observations.
Climate averages
| Month | Avg high | Avg low | Rain | Rain days |
|---|---|---|---|---|
| Jan | 8.5° | 4.1° | 106mm | 13 |
| Feb | 9.5° | 5.2° | 125mm | 16 |
| Mar | 10.2° | 5° | 120mm | 16 |
| Apr | 12.4° | 6° | 63mm | 11 |
| May | 15.3° | 9° | 80mm | 13 |
| Jun | 17.9° | 11.7° | 66mm | 15 |
| Jul | 19° | 13.2° | 103mm | 16 |
| Aug | 19.3° | 14° | 102mm | 16 |
| Sep | 17.8° | 12.5° | 125mm | 15 |
| Oct | 14.7° | 10.6° | 173mm | 20 |
| Nov | 11.8° | 7.7° | 110mm | 15 |
| Dec | 9.5° | 5.8° | 154mm | 18 |
Seasons in Tenby
Spring (March–May). Daytime highs in Tenby climb from 10.2°C in March to 15.3°C by May, while nights ease from 5°C to 9°C. The season brings around 263mm of rain in total.
Summer (June–August). The warmest stretch of the year: afternoons average 18.7°C, peaking in August at 19.3°C. June is usually the driest of the summer months (66mm over ~15 rainy days). Around the June solstice, Tenby gets roughly 16.4 hours of daylight.
Autumn (September–November). Daytime temperatures fall from 17.8°C in September to 11.8°C by November, and rainfall builds to its annual peak — October is the wettest month of the year (173mm).
Winter (December–February). Nights average 5.0°C, with January the coldest month (average low 4.1°C, daytime high 8.5°C). Expect about 47 days with measurable rain over the three months, and only around 7.6 hours of daylight in mid-December.
How Tenby compares
| Tenby | UK town average | |
|---|---|---|
| Annual rainfall | 1327mm | 1054mm |
| Rainy days per year | 184 | 167 |
| Summer daytime high | 18.7°C | 19.7°C |
| Winter night low | 5.0°C | 3.4°C |
Tenby is about 26% wetter than the average for the 121 UK towns tracked on this site (1054mm), based on 2020–2024 monthly normals.
Tenby weather FAQs
What is the warmest month in Tenby?
August is typically the warmest month in Tenby, with average daytime highs of 19.3°C. Summer afternoons (June–August) average around 18.7°C.
What is the wettest month in Tenby?
October is usually the wettest month, with around 173mm of rain over roughly 20 rainy days. April is typically the driest (63mm).
How much does it rain in Tenby per year?
Tenby receives roughly 1327mm of precipitation per year, spread over about 184 days with at least 1mm of rain (based on 2020–2024 observations).
How cold are winters in Tenby?
Winter nights (December–February) in Tenby average around 5.0°C, with January typically the coldest month (average low 4.1°C).
When is the best time to visit Tenby for good weather?
Late spring and summer offer the most reliable weather in Tenby. June is typically the driest of the warm months (66mm of rain), while August is the warmest, averaging 19.3°C by day — and near the June solstice there are around 16 hours of daylight to enjoy.
How does Tenby's weather compare with the rest of the UK?
Tenby receives 1327mm of rain a year, about 26% wetter than the average for the 121 UK towns tracked on this site (1054mm). Summer daytime highs average 18.7°C against a UK-town average of 19.7°C, and winter nights average 5.0°C versus 3.4°C.
Is it going to rain in Tenby?
For up-to-the-minute rain tracking, check the live rain radar — as a long-term guide, Tenby averages 184 rainy days a year, with October the wettest month (173mm) and April the driest (63mm).
What is the 7-day forecast for Tenby?
See the live hourly and 7-day forecast for day-by-day temperatures and rain chance. The figures on this page are long-term climate averages from 2020–2024, not the live forecast.