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High Street, SwanageSwanage, #1 on this list · Photo: Oast House Archive · CC BY-SA 2.0
Dorset rankings · Climate

Towns with the coolest summers in Dorset

Swanage has the coolest summers of Dorset’s 32 towns of 2,500+: July afternoons average a high of 20.6°C (Met Office, 1991–2020). The typical town here averages 22.1°C.

The average July high (the warmest month’s afternoons). Met Office HadUK-Grid 1991–2020 averages on its 2 km grid, the cells inside each town averaged (contains Met Office data © Crown copyright). A described list: no letters. The rank across England, Scotland, Wales and Northern Ireland sits beside each figure.

#1

Swanage

9,115 people
20.6°C

July high·3 days of 25°C+ a year·#879 of 2,537 in England, Scotland, Wales and Northern Ireland

#2

Beaminster

2,995 people
20.7°C

July high·9 days of 25°C+ a year·#914 of 2,537 in England, Scotland, Wales and Northern Ireland

#3

Bridport

12,294 people
20.9°C

July high·5 days of 25°C+ a year·#976 of 2,537 in England, Scotland, Wales and Northern Ireland

All 32 towns, ranked

July high, lowest first. Temperatures are ranked on two decimals and shown to one, so two towns showing the same figure can rank apart; towns smaller than a 2 km cell share its figures. Towns with the same figure share a rank (T = tied). Each rank across England, Scotland, Wales and Northern Ireland links to the national list.

Every town in Dorset →

32 towns.

#TownJuly highDays 25°C+UK rank
1Swanage9,115 people20.6°C3#879 of 2,537 nationally
3Bridport12,294 people20.9°C5#976 of 2,537 nationally
T6Dorchester21,358 people21.7°C11#1,372 of 2,537 nationally
T8Weston5,208 people21.7°C1#1,426 of 2,537 nationally
10Sherborne10,359 people21.8°C13#1,478 of 2,537 nationally
11Wool Garrison town5,044 people21.8°C12#1,494 of 2,537 nationally
T12Bournemouth196,453 people22.0°C10#1,592 of 2,537 nationally
T12Upton8,401 people22.0°C15#1,592 of 2,537 nationally
14Poole141,009 people22.0°C11#1,630 of 2,537 nationally
15Pimperne Garrison town2,770 people22.0°C14#1,655 of 2,537 nationally
T17Gillingham11,009 people22.1°C13#1,678 of 2,537 nationally
T17Wareham5,876 people22.1°C13#1,678 of 2,537 nationally
20Weymouth55,540 people22.2°C6#1,779 of 2,537 nationally
25Ferndown13,267 people22.4°C16#1,923 of 2,537 nationally
T27Merley5,489 people22.5°C16#1,980 of 2,537 nationally
30West Moors10,432 people22.5°C16#2,002 of 2,537 nationally
31Verwood13,706 people22.6°C16#2,049 of 2,537 nationally
32Bearwood4,134 people22.7°C12#2,144 of 2,537 nationally
Quick answers

Questions people ask

Which town in Dorset has the coolest summers?

Swanage: July afternoons average a high of 20.6°C, with 3 days of 25°C or more in a typical year. Beaminster and Bridport follow.

How are these towns ranked?

By the average July high, lowest first, from the Met Office’s 1991–2020 averages on its 2 km grid: the cells inside the town, or the one nearest its centre for a town smaller than a cell. The figure is the one on each town’s Climate page.

Why isn’t my town on this list?

The list covers Dorset’s towns of 2,500+ with the figure. Smaller places show it on their own pages; every town in Dorset is on the county page.

Go deeper

More Dorset lists

Every list ranks the same 2,500+ towns, so a town’s rank means the same thing on each.

All Dorset rankings →
County by county

Towns with the coolest summers, county by county

Sources: . All under the Open Government Licence v3.0.

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.