Aberystwyth weather forecast
UK towns · Ceredigion, Wales · 52.42°N 4.08°W
Aberystwyth, in Ceredigion, Wales, has its warmest weather in August, when daytime temperatures average 19.2°C, while January nights are the coldest at around 4°C. The town sees roughly 1993mm of rain a year; December 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 | 8.1° | 4° | 196mm | 19 |
| Feb | 9.3° | 5.1° | 190mm | 20 |
| Mar | 10.5° | 4.9° | 146mm | 18 |
| Apr | 12.7° | 6° | 102mm | 14 |
| May | 15.4° | 9.1° | 113mm | 16 |
| Jun | 18° | 11.8° | 106mm | 17 |
| Jul | 18.6° | 13.4° | 172mm | 19 |
| Aug | 19.2° | 14° | 148mm | 21 |
| Sep | 18° | 12.6° | 151mm | 17 |
| Oct | 14.6° | 10.5° | 225mm | 22 |
| Nov | 11.4° | 7.2° | 195mm | 20 |
| Dec | 9.1° | 5.4° | 249mm | 23 |
Seasons in Aberystwyth
Spring (March–May). Daytime highs in Aberystwyth climb from 10.5°C in March to 15.4°C by May, while nights ease from 4.9°C to 9.1°C. The season brings around 361mm of rain in total.
Summer (June–August). The warmest stretch of the year: afternoons average 18.6°C, peaking in August at 19.2°C. June is usually the driest of the summer months (106mm over ~17 rainy days). Around the June solstice, Aberystwyth gets roughly 16.6 hours of daylight.
Autumn (September–November). Daytime temperatures fall from 18°C in September to 11.4°C by November, with around 571mm of rain across the season.
Winter (December–February). Nights average 4.8°C, with January the coldest month (average low 4°C, daytime high 8.1°C). Expect about 62 days with measurable rain over the three months, and only around 7.4 hours of daylight in mid-December.
How Aberystwyth compares
| Aberystwyth | UK town average | |
|---|---|---|
| Annual rainfall | 1993mm | 1054mm |
| Rainy days per year | 226 | 167 |
| Summer daytime high | 18.6°C | 19.7°C |
| Winter night low | 4.8°C | 3.4°C |
Aberystwyth is about 89% wetter than the average for the 121 UK towns tracked on this site (1054mm), based on 2020–2024 monthly normals.
Aberystwyth weather FAQs
What is the warmest month in Aberystwyth?
August is typically the warmest month in Aberystwyth, with average daytime highs of 19.2°C. Summer afternoons (June–August) average around 18.6°C.
What is the wettest month in Aberystwyth?
December is usually the wettest month, with around 249mm of rain over roughly 23 rainy days. April is typically the driest (102mm).
How much does it rain in Aberystwyth per year?
Aberystwyth receives roughly 1993mm of precipitation per year, spread over about 226 days with at least 1mm of rain (based on 2020–2024 observations).
How cold are winters in Aberystwyth?
Winter nights (December–February) in Aberystwyth average around 4.8°C, with January typically the coldest month (average low 4°C).
When is the best time to visit Aberystwyth for good weather?
Late spring and summer offer the most reliable weather in Aberystwyth. June is typically the driest of the warm months (106mm of rain), while August is the warmest, averaging 19.2°C by day — and near the June solstice there are around 17 hours of daylight to enjoy.
How does Aberystwyth's weather compare with the rest of the UK?
Aberystwyth receives 1993mm of rain a year, about 89% wetter than the average for the 121 UK towns tracked on this site (1054mm). Summer daytime highs average 18.6°C against a UK-town average of 19.7°C, and winter nights average 4.8°C versus 3.4°C.
Is it going to rain in Aberystwyth?
For up-to-the-minute rain tracking, check the live rain radar — as a long-term guide, Aberystwyth averages 226 rainy days a year, with December the wettest month (249mm) and April the driest (102mm).
What is the 7-day forecast for Aberystwyth?
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.