Best Time to Visit Dublin: Weather Month by Month

Q: What is the best time to visit Dublin?

June is the best month with 18.0°C highs, 12.0°C lows, 6.0h of sunshine and 29.0% rainy days. The months of June & July offer comparable conditions.

Q: How many hours of sunshine does Dublin get in June?

Dublin averages 6.0 sunshine hours per day in June. It is the sunniest month with a climate score of 7.0/10.

Q: What is the rainiest month in Dublin?

January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.

Q: What are the temperatures at night in Dublin in June?

In June, overnight lows reach 12.0°C, while afternoon highs average 18.0°C.

Q: Is Dublin good in winter?

In winter (December-February), Dublin scores 1.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains June with a score of 7.0/10.

Q: When should you avoid Dublin?

January is the most difficult month to visit Dublin, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.

Decide

When to visit Dublin?

The decision rests on several criteria. Climate score, tourist crowds and feasible activities.

Verdict: In Dublin, July and August clearly stand out. December concentrates the least favourable conditions.

Top & avoid

🏆 July · 7.2 August · 7.2 June · 7.1 September · 4.4 ⚠️ December · 0.9

1.0

Jan

1.1

Feb

4.0

Mar

4.3

Apr

4.3

May

7.1

Jun

7.2

Jul

7.2

Aug

4.4

Sep

4.1

Oct

1.1

Nov

0.9

Dec

Best period · ≥ 7 Decent period · 4 – 7 Tough conditions · < 4

What you grasp in 5 seconds

Dublin offers 3 comfortable months, with 4 months to avoid (January, February, November, December). The gap is sharp: 7.2 in July vs 0.9 in December.

What to check next

Your tolerance for crowds and budget. The best months concentrate tourist saturation and higher prices. Shoulder seasons offer a good compromise.

Next action

Scroll down to the detailed table to compare month by month, then open the page of the month that interests you.

Compare the 12 months By your project

How we calculate the score

The score combines 4 weighted criteria using 10 years of real climate data (ERA5).

Source : ERA5 · Open-Meteo · 10 years (2016–2025) · Full methodology →

Understand

Compare all 12 months

Month-by-month details: temperature, rain, sunshine, score and verdict.

✅ 3 comfortable months (Jun · Jul · Aug)

Month	T° min	T° max	Rain %	mm/day	Sun	Score	Verdict
🌧️ January →	4°C	8°C	39%	2.2mm	1.9h	1.0/10	Tough conditions
🌧️ February →	4°C	9°C	35%	2.5mm	2.9h	1.1/10	Tough conditions
🌥️ March →	5°C	10°C	29%	2.5mm	3.9h	4.0/10	Decent period
🌥️ April →	6°C	12°C	33%	2.4mm	5.5h	4.3/10	Decent period
🌥️ May →	9°C	15°C	31%	1.9mm	6.4h	4.3/10	Decent period
⛅ June →	12°C	18°C	29%	2.7mm	6.0h	7.1/10	Best period
⛅ July →	13°C	19°C	34%	2.6mm	5.1h	7.2/10	Best period
⛅ August →	13°C	19°C	31%	2.6mm	5.0h	7.2/10	Best period
🌥️ September →	11°C	17°C	32%	3.1mm	4.3h	4.4/10	Decent period
🌥️ October →	9°C	14°C	35%	3.0mm	3.4h	4.1/10	Decent period
🌧️ November →	6°C	11°C	39%	3.0mm	2.5h	1.1/10	Tough conditions
🌧️ December →	6°C	9°C	38%	2.8mm	1.8h	0.9/10	Tough conditions

🌧️ January

1.0/10

T°4°C / 8°C

Rain %39%

T°4°C / 9°C

Rain %35%

T°5°C / 10°C

Rain %29%

Sun3.9h

Decent period

🌥️ April

4.3/10

T°6°C / 12°C

Rain %33%

Sun5.5h

Decent period

🌥️ May

4.3/10

T°9°C / 15°C

Rain %31%

Decent period

Rain %29%

Best period

Rain %34%

Best period

Rain %31%

Best period

Rain %32%

Decent period

T°9°C / 14°C

Rain %35%

Sun3.4h

Decent period

🌧️ November

1.1/10

T°6°C / 11°C

Rain %39%

T°6°C / 9°C

Rain %38%

Sun1.8h

Tough conditions

📊 Quick read

Optimal window

Jun → Aug

Good transition

May · Sep

Tough period

Jan · Feb · Nov · Dec

🌡️ Detailed conditions (July)

🌡️ Feel

Comfortable

☀️ UV

3.8 · Moderate

💧 Humidity feel

12°C · Dry

☔ Rain

34% · 2.6 mm/day

🌅 Sunshine

5.1h/day

Week by week

Dublin week by week: your odds of avoiding rain

For each week of the year: in how many years out of 10 it was mostly dry (at most 2 rainy days), 2016 to 2025.

Safest week: Jun 4 to Jun 10, mostly dry in 9 years out of 10 (1.4 rainy day(s) on average).

Most exposed: Dec 3 to Dec 9, mostly dry in 3 years out of 10 (3.3 rainy days on average).

Number = years out of 10 with at most 2 rainy days in the week. Source: ERA5 reanalysis (ECMWF) via Open-Meteo, daily data 2016-2025. Rainy day = at least 1 mm, as everywhere on the site.
Jan	Jan 14/108°C	Jan 85/108°C	Jan 156/108°C	Jan 224/109°C	Jan 295/109°C
Feb	Feb 55/108°C	Feb 124/1010°C	Feb 195/1010°C	Feb 265/108°C
Mar	Mar 55/109°C	Mar 126/1011°C	Mar 198/1011°C	Mar 266/1011°C
Apr	Apr 25/1011°C	Apr 95/1011°C	Apr 168/1012°C	Apr 238/1012°C	Apr 308/1013°C
May	May 76/1015°C	May 144/1015°C	May 217/1016°C	May 286/1017°C
Jun	Jun 49/1017°C	Jun 114/1018°C	Jun 188/1018°C	Jun 255/1018°C
Jul	Jul 26/1019°C	Jul 96/1019°C	Jul 164/1020°C	Jul 235/1020°C	Jul 303/1020°C
Aug	Aug 67/1020°C	Aug 138/1020°C	Aug 205/1019°C	Aug 277/1018°C
Sep	Sep 36/1018°C	Sep 106/1017°C	Sep 176/1017°C	Sep 246/1016°C
Oct	Oct 14/1015°C	Oct 89/1014°C	Oct 155/1014°C	Oct 225/1013°C	Oct 295/1012°C
Nov	Nov 55/1012°C	Nov 126/1011°C	Nov 194/109°C	Nov 266/109°C
Dec	Dec 33/109°C	Dec 105/109°C	Dec 173/1010°C	Dec 244/1010°C

A specific date? The app computes the same figure day by day.

10-year trend

Annual temperatures — Dublin

Min/max temperature curves observed over the past 10 years (ERA5). Shows climate stability and trend.

Tailor

For your trip

A few angles depending on what kind of trip you are planning.

🏖️ Beaches: Jun-Sept🌊 Swell: Sept-Mar🚤 Water activities

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🏨

Stay

Hotels & rentals · Dublin

Expedia →

🎟️

Activities

Tours, tickets, experiences

See ↓

✈️

Flights

Multi-airline comparator

Kiwi →

🎟️ Activities & tours · Dublin

GetYourGuide selection · free cancellation

See all →

Affiliate link · GetYourGuide

Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach holiday.

Country · Ireland

🗣️LanguageEnglish

💶CurrencyEuro (€)

🚗DrivingLeft-hand

🛡️Safety ⓘVery safe · 1/5

💰Cost of living ⓘExpensive · 4/5

🌡️ Climate

🌍Climate typeTemperate oceanic

📈Climate trend ⓘ+1.01°C/decade

🔥Hottest monthJuly · 19°C

❄️Coolest monthJanuary · 8°C

🌧️Rainiest month ⓘJanuary · 39%

🏖️ Beach holiday

📅Peak seasonJuin → Sept

🏖️Swell (Sept–Mar) ⓘModérée

Explore

Related destinations & guides

If this destination doesn't fit your dates, here are alternatives and guides.

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York · United Kingdom348 km →

Guides & rankings

World ranking 2026See →

Best summer destinationsSee →

Winter sunSee →

Where to go in JulySee →

🗺️ Climate map of 754 destinations

Location

Where is Dublin ?

Global position + regional geographic context.

🌍 World

🔍 Geographic context

Temperate oceanic climate with a 7.2 → 0.9 gap between best and worst month. 10 years of ERA5 data to choose by project.

53.35°N · 6.26°W

Questions

Frequently asked questions

What is the best time to visit Dublin?

June is the best month with 18.0°C highs, 12.0°C lows, 6.0h of sunshine and 29.0% rainy days. The months of June & July offer comparable conditions.

How many hours of sunshine does Dublin get in June?

Dublin averages 6.0 sunshine hours per day in June. It is the sunniest month with a climate score of 7.0/10.

What is the rainiest month in Dublin?

January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.

What are the temperatures at night in Dublin in June?

In June, overnight lows reach 12.0°C, while afternoon highs average 18.0°C.

Is Dublin good in winter?

In winter (December-February), Dublin scores 1.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains June with a score of 7.0/10.

When should you avoid Dublin?

January is the most difficult month to visit Dublin, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.