#1Haltwhistle
3,646 peopleJuly high·4 days of 25°C+ a year·#77 of 2,537 in England, Scotland, Wales and Northern Ireland
Haltwhistle, #1 on this list · Photo: Unknown author · Public domainNorthumberland rankings · Climate
Towns with the coolest summers in Northumberland
Haltwhistle has the coolest summers of Northumberland’s 20 towns of 2,500+: July afternoons average a high of 18.5°C (Met Office, 1991–2020). The typical town here averages 19.4°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.
#118.5°C
#2Berwick-upon-Tweed
13,181 peopleJuly high·1 days of 25°C+ a year·#231 of 2,537 in England, Scotland, Wales and Northern Ireland
#3Hadston
2,713 peopleJuly high·1 days of 25°C+ a year·#269 of 2,537 in England, Scotland, Wales and Northern Ireland
All 20 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.
20 towns.
#TownJuly highDays 25°C+UK rank
Quick answers
Questions people ask
Which town in Northumberland has the coolest summers?
Haltwhistle: July afternoons average a high of 18.5°C, with 4 days of 25°C or more in a typical year. Berwick-upon-Tweed and Hadston 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 Northumberland’s towns of 2,500+ with the figure. Smaller places show it on their own pages; every town in Northumberland is on the county page.
Go deeper
All Northumberland rankings →More Northumberland lists
Every list ranks the same 2,500+ towns, so a town’s rank means the same thing on each.
Best places to live20 towns · #1 CorbridgeMost affordable towns20 towns · #1 HadstonSafest towns20 towns · #1 CorbridgeTowns with the best schools19 towns · #1 HaltwhistleHealthiest towns20 towns · #1 PontelandBest towns for jobs & income20 towns · #1 PontelandMost walkable towns20 towns · #1 HexhamTowns with the lowest flood risk20 towns · #1 Alnwick and 4 moreBest towns for the outdoors20 towns · #1 HadstonMost historic towns20 towns · #1 Berwick-upon-Tweed and HexhamTowns with the most civic life20 towns · #1 HaltwhistleTowns with the highest household incomes20 towns · #1 PontelandDescribed, no lettersTowns with the lowest council tax20 towns · #1 HadstonDescribed, no lettersTowns with the mildest winters20 towns · #1 Newbiggin-by-the-SeaDescribed, no lettersTowns with the warmest summers20 towns · #1 CorbridgeDescribed, no lettersTowns with the fewest frosts20 towns · #1 Newbiggin-by-the-SeaDescribed, no lettersDriest towns20 towns · #1 CorbridgeDescribed, no lettersWettest towns20 towns · #1 HaltwhistleDescribed, no letters
County by county
Towns with the coolest summers, county by county
AberdeenshireBedfordshireBerkshireBuckinghamshireCambridgeshireCheshireClwydCornwallCounty DurhamCumbriaDerbyshireDevonDorsetDyfedEast Riding of YorkshireEast SussexEssexFifeGloucestershireGreater ManchesterGwentHampshireHertfordshireHighlandKentLancashireLeicestershireLincolnshireLondonMerseysideMid GlamorganNorfolkNorth LanarkshireNorth YorkshireNorthamptonshireNorthumberlandNottinghamshireOxfordshireShropshireSomersetSouth LanarkshireSouth YorkshireStaffordshireSuffolkSurreyTyne and WearWarwickshireWest GlamorganWest MidlandsWest SussexWest YorkshireWiltshireWorcestershire
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.