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Climate in Helmsley · Met Office 1991–2020 averages

Midwinter lows in Helmsley sink below those of 80% of UK towns

In July the day’s top temperature is typically 20.3°C (69°F). Summers stay cool: July afternoons here are cooler than in 69% of UK towns. The rainiest month is November; the driest is May. Frost greets about 46 mornings a year, so leave time to clear the car.

July afternoons: cooler than 69% of UK towns
January nights: colder than 80% of UK towns
Rain a year: wetter than 57% of UK towns

Met Office 1991–2020 averages for the town itself.

A year in Helmsley at a glance

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

Jan7°C1°C
Feb7°C1°C
Mar10°C2°C
Apr12°C4°C
May16°C7°C
Jun18°C9°C
Jul20°C11°CWarmest
Aug20°C11°C
Sep17°C9°C
Oct13°C7°C
Nov now10°C4°CWettest
Dec7°C1°CColdest nights
A normal year

What a year in Helmsley feels like

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

Winter
7°C / 1°C
45°F / 34°F · 46 air frosts a year
Spring
13°C / 4°C
55°F / 40°F · 165 mm of rain
Summer
20°C / 11°C
67°F / 51°F · 8 days of 25°C+ a year
Autumn
13°C / 7°C
56°F / 44°F · 232 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 818 mm of rain a year

November is the wettest month and May the driest. About 17 days a year bring 10 mm (0.4 in) or more.

818 mm
Rain a year (32 in)
Wetter than 57% of UK towns
17
Days a year with 10 mm of rain or more
1,625 hrs
Sunshine a year at Whitby
24 miles away

Rain by month

Millimetres

84 mm
JFMAMJJASOND

Sunshine by month

Hours of bright sunshine at Whitby

212 h
JFMAMJJASOND
Frost & warm days

46 air frosts and 8 days of 25°C a year

On about 46 nights a year the air drops below freezing, and on about under 1 days it stays below freezing all day. About 8 days a year reach 25°C (77°F).

46
Air frosts a year (below 0°C)
More frosts than 70% of UK towns
under 1
Days that stay below 0°C
8
Days of 25°C (77°F) or more
Fewer warm days than 62% 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 Whitby

Whitby is 24 miles north-east of Helmsley, 60 m (197 ft) above sea level. It is the nearest of the 37 long-running stations the Met Office publishes in full.

MonthHighLowRainAir frostsSun (hours)
January7.3°C2.2°C58 mm6.861
February7.9°C2.3°C47 mm6.488
March9.8°C3.2°C39 mm3.9130
April12.0°C4.8°C44 mm1.4168
May14.7°C7.3°C39 mm0.3212
June17.6°C10.1°C58 mm0.0194
July19.9°C12.2°C49 mm0.0203
August19.8°C12.2°C61 mm0.0189
September17.3°C10.2°C54 mm0.0146
October13.8°C7.7°C59 mm0.4108
November10.1°C4.7°C71 mm2.170
December7.7°C2.4°C67 mm6.756
Year13.2°C6.6°C645 mm281,625

Met Office historic station data, Whitby Coastguard / Whitby(from 2000 and $sunshine), 1991–2020 months averaged (a month needs 20 of the 30 years; estimated values counted, missing months left out). Sunshine: Campbell-Stokes recorder.

Compared with other towns

How Helmsley 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 North Yorkshire towns that size.

July afternoons20.3°C (69°F)
Cooler than 69% of UK towns
January nights1.4°C (34°F)
Colder than 80% of UK towns
Rain a year818 mm (32 in)
Wetter than 57% of UK towns
Air frosts a year46 nights
More frosts than 70% of UK towns
Days of 25°C or more8 days
Fewer warm days than 62% of UK 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
Helmsley20.3°C1.4°C818 mm
Ampleforth 3.7 mi20.6°C about the same1.4°C about the same777 mm
Kirkbymoorside 5.2 mi20.7°C about the same0.8°C 0.5°C colder849 mm
Easingwold 10.2 mi21.3°C 0.9°C warmer1.1°C about the same666 mm
Pickering 11.2 mi21.1°C 0.8°C warmer0.7°C 0.6°C colder721 mm
Thirsk 11.5 mi20.9°C 0.5°C warmer0.6°C 0.8°C colder712 mm
Huby (Hambleton) 11.7 mi21.3°C 1.0°C warmer1.3°C about the same669 mm
Month by month

Helmsley 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
January6.9°C 44°F1.4°C 34°F4.1°C69 mm 2.7 in
February7.4°C 45°F1.2°C 34°F4.2°C64 mm 2.5 in
March9.6°C 49°F2.2°C 36°F5.9°C55 mm 2.2 in
April12.4°C 54°F3.9°C 39°F8.2°C58 mm 2.3 in
May15.6°C 60°F6.5°C 44°F11.1°C53 mm 2.1 in
June18.2°C 65°F9.2°C 49°F13.8°C72 mm 2.9 in
July20.3°C 69°F11.1°C 52°F15.8°C64 mm 2.5 in
August20.1°C 68°F11.4°C 52°F15.8°C74 mm 2.9 in
September17.4°C 63°F9.5°C 49°F13.5°C67 mm 2.7 in
October13.4°C 56°F6.7°C 44°F10.1°C80 mm 3.2 in
November9.5°C 49°F3.5°C 38°F6.5°C84 mm 3.3 in
December6.8°C 44°F1.1°C 34°F3.9°C78 mm 3.1 in
Year13.1°C5.6°C9.4°C818 mm
Sources

Where Helmsley’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 Helmsley’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 Whitby Coastguard / Whitby(from 2000 and $sunshine), 24 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 Helmsley’s climate

How warm does Helmsley get in summer?

July is the warmest month, with average highs of 20.3°C (69°F). About 8 days a year reach 25°C (77°F), fewer than 62% of UK towns.

How cold does Helmsley get in winter?

December nights average 1.1°C (34°F). The air drops below freezing on about 46 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does Helmsley get?

About 818 mm (32 in) a year, more than 57% of UK towns. November is the wettest month (84 mm) and May the driest (53 mm).

How sunny is it?

The nearest Met Office station with a sunshine record, Whitby (24 miles away), averages 1,625 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 Helmsley. 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 Helmsley →

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.