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Climate in Burry Port · Met Office 1991–2020 averages

Rainfall in Burry Port tops that of 89% of UK towns: 1,190 mm (47 in) a year

A clear January night here typically dips to 2.5°C (37°F). Its January nights stay gentler than in 86% of UK towns. From frosty January to warm July, readings climb 18°C. Keep the boiler serviced for the months from November to April, which average under 10°C.

July afternoons: cooler than 68% of UK towns
January nights: milder than 86% of UK towns
Rain a year: wetter than 89% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Burry Port at a glance

Each month’s typical high and low, in °C.

Jan8°C3°CColdest nights
Feb8°C3°C
Mar10°C4°C
Apr13°C5°C
May16°C8°C
Jun19°C11°C
Jul20°C12°CWarmest
Aug20°C12°C
Sep18°C11°C
Oct15°C8°CWettest
Nov now11°C5°C
Dec9°C3°C
A normal year

What a year in Burry Port feels like

Typical highs and lows by season and by month, from the Met Office’s 1991–2020 averages.

Winter
8°C / 3°C
47°F / 37°F · 38 air frosts a year
Spring
13°C / 6°C
56°F / 42°F · 227 mm of rain
Summer
20°C / 12°C
67°F / 53°F · 5 days of 25°C+ a year
Autumn
15°C / 8°C
58°F / 46°F · 365 mm of rain, the wettest season
Best months to be outsideJunJulAugSepHighs of 17–27°C (63–81°F) and nights of 8°C (46°F) or more
Rain

About 1,190 mm of rain a year

October is the wettest month and May the driest. About 40 days a year bring 10 mm (0.4 in) or more. 20th wettest of 23 Dyfed towns of 2,500+.

1,190 mm
Rain a year (47 in)
Wetter than 89% of UK towns
40
Days a year with 10 mm of rain or more
1,554 hrs
Sunshine a year at Aberporth
34 miles away

Rain by month

Millimetres

138 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Aberporth

210 h
JFMAMJJASOND
Frost & warm days

38 air frosts and 5 days of 25°C a year

On about 38 nights a year the air drops below freezing; days that stay below freezing are rare. About 5 days a year reach 25°C (77°F).

38
Air frosts a year (below 0°C)
Fewer frosts than 66% of UK towns
under 1
Days that stay below 0°C
5
Days of 25°C (77°F) or more
Fewer warm days than 77% of UK towns

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.

Weather station

The Met Office station at Aberporth

Aberporth is 34 miles north of Burry Port, 133 m (436 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.

MonthHighLowRainAir frostsSun (hours)
January7.8°C3.4°C90 mm4.560
February7.9°C3.3°C67 mm3.879
March9.4°C4.2°C58 mm1.8127
April11.6°C5.7°C54 mm0.4172
May14.3°C8.2°C55 mm0.0210
June16.6°C10.7°C64 mm0.0203
July18.3°C12.5°C67 mm0.0187
August18.3°C12.7°C75 mm0.0169
September16.7°C11.2°C71 mm0.0141
October13.6°C8.9°C107 mm0.099
November10.5°C6.2°C117 mm0.659
December8.5°C4.1°C107 mm3.549
Year12.8°C7.6°C931 mm151,554

Met Office historic station data, Aberporth, 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Kipp & Zonen recorder.

Compared with other towns

How Burry Port 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 Dyfed towns that size.

July afternoons20.4°C (69°F)
Cooler than 68% of UK towns5th warmest of 23 Dyfed towns
January nights2.5°C (37°F)
Milder than 86% of UK towns16th mildest of 23 Dyfed towns
Rain a year1,190 mm (47 in)
Wetter than 89% of UK towns20th wettest of 23 Dyfed towns
Air frosts a year38 nights
Fewer frosts than 66% of UK towns7th frostiest of 23 Dyfed towns
Days of 25°C or more5 days
Fewer warm days than 77% of UK towns13th most 25°C days of 23 Dyfed towns
Next door

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.

TownJuly highJanuary lowRain a year
Burry Port20.4°C2.5°C1,190 mm
Pembrey 1.1 mi20.4°C about the same2.7°C about the same1,182 mm
Pwll 2.1 mi20.4°C about the same2.5°C about the same1,224 mm
Trimsaran 2.4 mi20.1°C about the same2.2°C about the same1,343 mm
Carway 3.4 mi20.1°C about the same2.2°C about the same1,349 mm
Kidwelly 4.1 mi20.0°C about the same2.6°C about the same1,268 mm
Llanelli 4.4 mi20.8°C about the same2.9°C about the same1,243 mm
Month by month

Burry Port weather by month

Average daily high and low, mean temperature and rain, 1991–2020, for the town itself (the Met Office’s HadUK-Grid).

MonthHighLowMeanRain
January8.0°C 46°F2.5°C 37°F5.2°C128 mm 5.0 in
February8.5°C 47°F2.7°C 37°F5.6°C87 mm 3.4 in
March10.5°C 51°F3.8°C 39°F7.1°C78 mm 3.1 in
April13.4°C 56°F5.2°C 41°F9.3°C76 mm 3.0 in
May16.2°C 61°F7.8°C 46°F12.0°C73 mm 2.9 in
June18.6°C 65°F10.5°C 51°F14.5°C74 mm 2.9 in
July20.4°C 69°F12.5°C 54°F16.4°C79 mm 3.1 in
August20.2°C 68°F12.4°C 54°F16.3°C101 mm 4.0 in
September18.2°C 65°F10.6°C 51°F14.3°C93 mm 3.6 in
October14.8°C 59°F8.1°C 47°F11.4°C138 mm 5.4 in
November11.2°C 52°F5.3°C 41°F8.2°C134 mm 5.3 in
December8.8°C 48°F3.1°C 38°F6.0°C131 mm 5.2 in
Year14.1°C7.0°C10.5°C1,190 mm
Sources

Where Burry Port’s numbers come from

Averages over 30 years, not a forecast.

  • Mean temperature, rain and day counts: HadUK-Grid 1991–2020 averages for the Met Office 2 km grid square nearest Burry Port’s centre (the town is smaller than one square).
  • 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 Aberporth, 34 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 Burry Port’s climate

How warm does Burry Port get in summer?

July is the warmest month, with average highs of 20.4°C (69°F). About 5 days a year reach 25°C (77°F), fewer than 77% of UK towns.

How cold does Burry Port get in winter?

January nights average 2.5°C (37°F). The air drops below freezing on about 38 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does Burry Port get?

About 1,190 mm (47 in) a year, more than 89% of UK towns. October is the wettest month (138 mm) and May the driest (73 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Aberporth (34 miles away), averages 1,554 hours of bright sunshine a year. Sunshine isn’t on the town grid, so this is the station’s figure.

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 Burry Port. 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 Burry Port →

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.