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Climate in Bray · Met Éireann 1991–2020 averages

Bray has cooler summers than 77% of Irish towns

Nights in January average 3.3°C. Rain peaks in November and eases off in July. Its January nights stay gentler than in 75% of Irish towns. Waterproofs come out on about 139 days a year, each with 1 mm of rain or more.

July afternoons: cooler than 77% of Irish towns
January nights: milder than 75% of Irish towns
Rain a year: drier than 56% of Irish towns

Met Éireann 1991–2020 averages for the town’s own square kilometre.

A year in Bray at a glance

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

Jan9°C3°C
Feb9°C3°CColdest nights
Mar11°C4°C
Apr13°C6°CLast frost ~20 Apr
May15°C8°C
Jun18°C10°C
Jul20°C12°CWarmest
Aug20°C12°C
Sep17°C11°C
Oct14°C8°C
Nov now11°C5°CWettestFirst frost ~12 Nov
Dec9°C4°C

What stands out about Bray’s climate

Compared with Irish towns, with its place among towns of 2,500+ in County Wicklow beside it.

A normal year

What a year in Bray feels like

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

Winter
9°C / 3°C
245 mm of rain
Spring
13°C / 6°C
189 mm of rain
Summer
19°C / 12°C
185 mm of rain
Autumn
14°C / 8°C
272 mm of rain, the wettest season
Best months to be outsideJunJulAugSepHighs of 17–27°C and nights of 8°C or more
Frost & warm days

33 frosts and 3 days of 25°C a year

Ground frosts, when the grass drops below 0°C, come on about 109 nights a year. Air frosts come mostly from November to April, most of all in December (about 8).

33
Air frosts a year (below 0°C)
109
Ground frosts a year (grass below 0°C)
3
Days of 25°C or more

Air frosts by month

Average nights below 0°C

7.7
JFMAMJJASOND

Ground frosts by month

Average nights with the grass below 0°C

19
JFMAMJJASOND

Counted from Phoenix Park’s daily readings, 2003–2020, 24 km north-west of Bray: Met Éireann publishes these for its stations only.

Rain

About 890 mm of rain a year

November is the wettest month and July the driest. 9th wettest of 9 towns of 2,500+ in County Wicklow. The wettest month brings about 2.0 times the rain of the driest. Phoenix Park records 1 mm or more on about 139 days a year, and 10 mm on about 19.

890 mm
Rain a year
Drier than 56% of Irish towns
109 mm
November, the wettest month
55 mm
July, the driest month

Rain by month

Millimetres

109 mm
JFMAMJJASOND
Heating

Heating a home in Bray

86% of a year’s heating need falls between October and April. Months averaging under 10°C: November to April.

2,039 heating degree days (below 15.5°C)a year, 2003–2020

Degree days add up how far each day’s mean temperature falls below 15.5°C over a year.

Living here

Living with Bray’s climate

What the averages mean for a garden, a free afternoon and a bad-weather day.

The garden window

In half of years the last air frost at Phoenix Park comes by 20 April and the first by 12 November: about 206 frost-free days in between.

Get outside

Highs of 17–27°C with lows of 8°C or more: Jun, Jul, Aug and Sep.

Parks & trails →
Storms and extremes

Averages smooth over storms, floods and heatwaves; Bray’s hazards page covers the risks.

Flood & hazards →
Weather station

Met Éireann’s nearest station: Phoenix Park

Phoenix Park is 24 km north-west of Bray, the nearest of the 25 synoptic stations where Met Éireann records the weather around the clock. The station stands 48 m above sea level; Bray’s centre, 39 m.

MonthHighLowRainAir frosts
January8.4°C2.6°C63 mm6.6
February8.9°C2.1°C51 mm7.5
March10.7°C2.7°C55 mm5.9
April13.3°C4.5°C44 mm1.4
May16.1°C7.0°C51 mm0.1
June18.8°C9.7°C69 mm0.0
July20.3°C11.5°C69 mm0.0
August19.7°C11.1°C77 mm0.0
September17.9°C9.3°C61 mm0.0
October14.5°C7.0°C76 mm0.5
November10.7°C4.3°C81 mm3.6
December8.7°C2.8°C73 mm7.7
Year14.0°C6.2°C771 mm33

The table is Phoenix Park’s own record, averaged over 2003–2020 from its daily readings (ours, not a Met Éireann table). The temperatures and rain elsewhere on this page are Met Éireann’s 1 km grid at Bray itself; the frosts and degree days are this station’s.

Compared with other towns

How Bray compares

Against the 321 Irish towns and city neighbourhoods of 2,500 or more, each read from Met Éireann’s grid at its own centre, and its place among towns of 2,500+ in County Wicklow.

July afternoons19.6°C
BrayMedian Irish town
18°C19°C20°C21°C
Cooler than 77% of Irish towns7th warmest of 9 towns of 2,500+ in County Wicklow
January nights3.3°C
BrayMedian Irish town
1°C2°C3°C4°C
Milder than 75% of Irish towns5th mildest of 9 towns of 2,500+ in County Wicklow
Rain a year890 mm
BrayMedian Irish town
6008001,0001,2001,400
Drier than 56% of Irish towns9th wettest of 9 towns of 2,500+ in County Wicklow
Then and now

Warmer than it used to be

Bray’s 1991–2020 average is 0.2°C warmer than 1981–2010’s. The biggest change is in February (+0.4°C).

+0.2°C1991–2020 vs 1981–2010

A year’s rain is 890 mm, up 4% from 856 mm.

Winter+0.3°Cnow 6°C, was 6°C
Spring+0.2°Cnow 9°C, was 9°C
Summer+0.2°Cnow 15°C, was 15°C
Autumn+0.2°Cnow 11°C, was 11°C

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods share 1991–2010, so the gap is a decade’s step, not the change between two separate 30-year periods.

Next door

Bray and its neighbours

Enniskerry has the coldest January nights next door (2.6°C, 0.7°C colder). Choose a measure to recolour the map; tap a town for its climate.

Kilmacanogue: January low 2.8°C, July high 19.3°CEnniskerry: January low 2.6°C, July high 19.3°CShankill: January low 3.4°C, July high 19.6°CKilliney: January low 3.5°C, July high 19.7°CGreystones-Delgany: January low 3.5°C, July high 19.7°CBallybrack: January low 3.3°C, July high 19.4°CBray: January low 3.3°C, July high 19.6°CBrayKilmacanogueEnniskerryShankillKillineyGreystones-DelganyBallybrack
ColderMilder2.6°C to 3.5°C
Enniskerry2.6°C −0.7°C
Kilmacanogue2.8°C −0.5°C
Bray3.3°C
Ballybrack3.3°C about the same
Shankill3.4°C about the same
Killiney3.5°C about the same
Greystones-Delgany3.5°C about the same

The towns next door, side by side

The nearest towns of 1,000+ within 19 km: a hill, a valley or the sea can make a real difference over a short distance.

TownJuly highJanuary lowRain a year
Bray19.6°C3.3°C890 mm
Kilmacanogue 3.5 km19.3°C about the same2.8°C 0.5°C colder1,086 mm
Enniskerry 3.9 km19.3°C about the same2.6°C 0.7°C colder1,134 mm
Shankill 4.1 km19.6°C about the same3.4°C about the same887 mm
Killiney 6.2 km19.7°C about the same3.5°C about the same831 mm
Greystones-Delgany 6.9 km19.7°C about the same3.5°C about the same912 mm
Ballybrack 7.1 km19.4°C about the same3.3°C about the same815 mm

Each town’s colour is Met Éireann’s 1 km grid at its own centre, so towns a few kilometres apart can differ.

Month by month

Bray weather by month

Average daily high and low, mean temperature and rain, 1991–2020, for the town itself (Met Éireann’s 1 km grid).

MonthHighLowMeanRain
January8.7°C3.3°C6.0°C83 mm
February9.0°C3.2°C6.1°C70 mm
March10.5°C4.1°C7.3°C64 mm
April12.5°C5.5°C9.0°C63 mm
May15.2°C7.9°C11.5°C63 mm
June17.8°C10.4°C14.1°C65 mm
July19.6°C12.3°C16.0°C55 mm
August19.5°C12.1°C15.8°C64 mm
September17.4°C10.6°C14.0°C68 mm
October14.2°C8.2°C11.2°C95 mm
November11.1°C5.4°C8.2°C109 mm
December9.0°C3.7°C6.3°C92 mm
Year13.7°C7.2°C10.5°C890 mm
Year to year

How much a month can swing

December swings the most: over 18 years its average ranged from 0.1°C (2010) to 8.9°C (2015). August is the most reliable, staying within 2.0°C.

Coldest to warmest month in 18 yearsNormal
Sources

Where Bray’s numbers come from

Averages over 30 years, not a forecast: the town’s own from Met Éireann’s grid, the frosts and degree days from its nearest station.

  • Temperature and rain: Met Éireann’s 1991–2020 averages on its 1 km grid (Climatological Notes 22 and 23), read at the grid point nearest Bray’s population centre (0.2 km away).
  • Weather station: the nearest of Met Éireann’s 25 synoptic stations, Phoenix Park, 24 km north-west, from Met Éireann’s station list.
  • Frosts and degree days: Phoenix Park’s daily readings from Met Éireann (clidata.met.ie), 2003–2020, averaged by month: a month counts when 27 or more of its days were read (rain and sunshine: every day), and a figure needs 10 such years.
  • Then and now: Met Éireann’s 1981–2010 averages on the same 1 km grid, at the same point.
  • Altitudes: the town’s ground from the Copernicus GLO-30 surface model (a few metres high in built-up places), the station’s from Met Éireann.
  • Comparisons: every Irish town and city neighbourhood of 2,500 or more, read the same way; the five city totals are left out.
  • Not on this page: sunshine at this station, snow and wind. Met Éireann publishes none of them on a grid; the frosts here are its nearest station’s, not the town’s own.

Met Éireann 30-year averages · Met Éireann open data. Under Creative Commons Attribution 4.0 (CC BY 4.0).

Questions about Bray’s climate

How warm does Bray get in summer?

July is the warmest month, with average highs of 19.6°C.

How cold does Bray get in winter?

The coldest nights come in February, averaging 3.2°C. At Phoenix Park, the nearest Met Éireann station, the air drops below 0°C on about 33 nights a year (2003–2020).

How much rain does Bray get?

About 890 mm a year, less than 56% of Irish towns. November is the wettest month (109 mm) and July the driest (55 mm).

How sunny is it?

Met Éireann publishes its 1991–2020 sunshine averages for its weather stations only, not on the 1 km grid this page reads, so there is no sunshine figure for Bray itself. Its nearest synoptic station is Phoenix Park.

Are these figures for Bray itself?

Partly. The temperatures and rain are Met Éireann’s 1991–2020 averages on its 1 km grid, read at Bray’s population centre; the frosts, degree days and year-to-year swings are those of Phoenix Park, 24 km north-west, the nearest of its synoptic stations.

Where do these figures come from?

Met Éireann’s 1991–2020 climate averages, published as maps of Ireland in 1 km squares (Climatological Notes 22 and 23); the page reads the square at Bray’s population centre. They are 30-year averages, not a forecast.

Copyright Met Éireann. Source: www.met.ie. This data is published under a Creative Commons Attribution 4.0 International (CC BY 4.0) licence. Met Éireann does not accept any liability whatsoever for any error or omission in the data, their availability, or for any loss or damage arising from their use. This material has been modified from the original: TownRatings reads the 1 km grid at each town’s population centre. Today’s forecast for Bray →

Contains Central Statistics Office (CSO) data, Census 2022, and Tailte Éireann boundaries (CSO Urban Areas, Small Areas, local electoral areas, constituencies), under Creative Commons Attribution 4.0 (CC BY 4.0).