Creunant sits near the top of UK towns for rain, with 1,868 mm (74 in) a year
Midsummer highs settle at about 19.8°C (68°F). Seasons differ by 18°C, from the coldest nights to the warmest afternoons. Its July afternoons stay fresher than in 78% of UK towns. Gritters and ice scrapers earn their keep on roughly 40 nights a year below 0°C.
Met Office 1991–2020 averages for the town itself.
A year in Creunant at a glance
Each month’s typical high and low, in °C.
What a year in Creunant feels like
Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.
About 1,868 mm of rain a year
December is the wettest month and April the driest. About 68 days a year bring 10 mm (0.4 in) or more.
Rain by month
Millimetres
40 air frosts and 6 days of 25°C a year
On about 40 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 6 days a year reach 25°C (77°F).
Day counts are 1991–2020 averages from the Met Office’s 2 km grid. The Met Office calls a day of 25°C or more a summer day and a night below 0°C an air frost; ground frosts, on grass, come more often.
The Met Office station at Cardiff Bute Park
Cardiff Bute Park is 29 miles south-east of Creunant, 9 m (30 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full; at that distance read it for sunshine and the station’s own record, not as the town’s figures.
| Month | High | Low | Rain | Air frosts |
|---|---|---|---|---|
| January | 8.6°C | 2.5°C | 127 mm | 8.1 |
| February | 9.1°C | 2.5°C | 93 mm | 7.5 |
| March | 11.3°C | 3.9°C | 85 mm | 3.9 |
| April | 14.4°C | 5.7°C | 72 mm | 1.4 |
| May | 17.4°C | 8.5°C | 78 mm | 0.0 |
| June | 20.1°C | 11.3°C | 73 mm | 0.0 |
| July | 21.8°C | 13.1°C | 84 mm | 0.0 |
| August | 21.4°C | 12.9°C | 105 mm | 0.0 |
| September | 19.1°C | 10.7°C | 87 mm | 0.0 |
| October | 15.2°C | 8.0°C | 128 mm | 1.0 |
| November | 11.6°C | 4.9°C | 131 mm | 3.7 |
| December | 9.1°C | 2.9°C | 140 mm | 8.3 |
| Year | 14.9°C | 7.2°C | 1,201 mm | 34 |
Met Office historic station data, Cardiff Bute Park, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.
How Creunant compares
Against the 2,537 towns and cities of 2,500 or more across the UK, each with its own Met Office averages, and its place among West Glamorgan towns that size.
Nearby towns’ climate
The nearest towns of 1,000+ within 12 miles: a hill, a valley or the sea can make a real difference over a few miles.
| Town | July high | January low | Rain a year |
|---|---|---|---|
| Creunant | 19.8°C | 2.0°C | 1,868 mm |
| Resolven 2.7 mi | 18.2°C 1.7°C cooler | 2.4°C about the same | 2,293 mm |
| Ystalyfera 2.8 mi | 20.3°C about the same | 2.2°C about the same | 1,920 mm |
| Seven Sisters 3.0 mi | 20.2°C about the same | 1.9°C about the same | 1,921 mm |
| Cilfrew 3.4 mi | 19.8°C about the same | 2.5°C about the same | 1,827 mm |
| Rhos 3.5 mi | 20.5°C 0.6°C warmer | 2.7°C 0.7°C milder | 1,627 mm |
| Ystradgynlais 3.5 mi | 20.3°C about the same | 2.2°C about the same | 1,923 mm |
Creunant weather by month
Average daily high and low, mean temperature and rain, 1991–2020, for the town itself (the Met Office’s HadUK-Grid).
| Month | High | Low | Mean | Rain |
|---|---|---|---|---|
| January | 7.5°C 46°F | 2.0°C 36°F | 4.8°C | 208 mm 8.2 in |
| February | 7.7°C 46°F | 1.7°C 35°F | 4.8°C | 148 mm 5.8 in |
| March | 9.8°C 50°F | 2.9°C 37°F | 6.4°C | 130 mm 5.1 in |
| April | 12.6°C 55°F | 4.3°C 40°F | 8.6°C | 105 mm 4.1 in |
| May | 15.9°C 61°F | 7.2°C 45°F | 11.6°C | 107 mm 4.2 in |
| June | 18.2°C 65°F | 9.8°C 50°F | 14.0°C | 115 mm 4.5 in |
| July | 19.8°C 68°F | 11.7°C 53°F | 15.8°C | 145 mm 5.7 in |
| August | 19.5°C 67°F | 11.7°C 53°F | 15.6°C | 152 mm 6.0 in |
| September | 17.5°C 63°F | 9.7°C 49°F | 13.6°C | 146 mm 5.8 in |
| October | 13.8°C 57°F | 7.3°C 45°F | 10.5°C | 202 mm 8.0 in |
| November | 10.3°C 51°F | 4.4°C 40°F | 7.3°C | 203 mm 8.0 in |
| December | 8.0°C 46°F | 2.4°C 36°F | 5.2°C | 209 mm 8.2 in |
| Year | 13.4°C | 6.2°C | 9.8°C | 1,868 mm |
Where Creunant’s numbers come from
Averages over 30 years, not a forecast.
- Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the 1 Met Office 2 km grid square whose centre lies inside Creunant’s built-up area.
- Highs and lows: the Met Office publishes average daily maxima and minima on its 12 km grid; each is moved by the difference between the town’s 2 km mean temperature and the 12 km square’s, which carries the town’s own height and setting over.
- Weather station and sunshine: Met Office historic station data for Cardiff Bute Park, 29 miles away, months of 1991–2020 averaged.
- Comparisons: every town and city of 2,500 or more across the UK, all four nations, read the same way.
Met Office HadUK-Grid · Met Office Climate Data Portal · Historic station data. Open Government Licence v3.0.
Questions about Creunant’s climate
How warm does Creunant get in summer?
July is the warmest month, with average highs of 19.8°C (68°F). About 6 days a year reach 25°C (77°F), fewer than 72% of UK towns.
How cold does Creunant get in winter?
February nights average 1.7°C (35°F). The air drops below freezing on about 40 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Creunant get?
About 1,868 mm (74 in) a year, more than almost every UK town. December is the wettest month (209 mm) and April the driest (105 mm).
Where do these figures come from?
The Met Office’s HadUK-Grid 1991–2020 averages, which turn thousands of weather stations into a map of the UK in 2 km squares; the page reads the squares inside Creunant. They are 30-year averages, not a forecast.
Contains Met Office data © Crown copyright 2026, Open Government Licence v3.0. HadUK-Grid 1991–2020 averages via the Met Office Climate Data Portal; station averages from Met Office historic station data. Today’s forecast for Creunant →
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