Best Time to Visit
Best Time to Visit Dublin
🇮🇪 Dublin, Ireland · Europe
Based on 30-year climate data (1991-2020) from Open-Meteo
Recommended Travel Months
Jan
8°
4°
Poor
Feb
8°
3°
Good
Mar
10°
4°
Great
Apr
12°
6°
Good
May
15°
8°
Great
Jun
17°
11°
Great
Jul
19°
13°
Great
Aug
19°
13°
Great
Sep
17°
11°
Great
Oct
13°
9°
Good
Nov
10°
6°
Fair
Dec
8°
4°
Poor
Month-by-Month Weather in Dublin
| Month | High | Low | Rain Days | Sunshine | Humidity | UV | Rating | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C | 4°C | 13 | 4h | 65% | 1 | Poor | View |
| February | 8°C | 3°C | 12 | 6h | 65% | 1 | Good | View |
| MarchRecommended | 10°C | 4°C | 12 | 8h | 65% | 6 | Great | View |
| April | 12°C | 6°C | 14 | 10h | 65% | 6 | Good | View |
| MayRecommended | 15°C | 8°C | 14 | 11h | 65% | 10 | Great | View |
| JuneRecommended | 17°C | 11°C | 13 | 11h | 65% | 10 | Great | View |
| JulyRecommended | 19°C | 13°C | 15 | 10h | 65% | 10 | Great | View |
| AugustRecommended | 19°C | 13°C | 14 | 10h | 65% | 10 | Great | View |
| SeptemberRecommended | 17°C | 11°C | 12 | 8h | 65% | 6 | Great | View |
| October | 13°C | 9°C | 12 | 6h | 65% | 6 | Good | View |
| November | 10°C | 6°C | 13 | 5h | 65% | 1 | Fair | View |
| December | 8°C | 4°C | 13 | 4h | 65% | 1 | Poor | View |
Data source: Open-Meteo ERA5 reanalysis archive, 30-year historical normals (1991-2020). Temperatures in Celsius. Sunshine hours are daily averages.
Seasonal Guide to Dublin
Spring (March to May)
Avg: 12°C high, 6°C low
Spring in Dublin brings gradually cool temperatures. Daytime highs reach around 12°C (54°F) while nights cool to 6°C (43°F). This is one of the wetter periods, so waterproof gear is recommended.
Summer (June to August)
Avg: 18°C high, 12°C low
Summer is the warmest season in Dublin, with temperatures reaching 18°C (64°F). Temperatures remain moderate, offering comfortable conditions for outdoor activities. Long daylight hours and abundant sunshine provide plenty of time to explore.
Fall (September to November)
Avg: 13°C high, 9°C low
Fall in Dublin is one of the best times to visit. Temperatures settle around 13°C (55°F) during the day and 9°C (48°F) at night. Rainfall picks up during this period, so waterproof clothing is advisable.
Winter (December to February)
Avg: 8°C high, 4°C low
Winter in Dublin brings the coolest weather of the year. Layers are essential, and some outdoor attractions may have reduced hours. However, hotel prices typically drop and popular sites are less crowded.
When to Avoid Dublin
The least favorable time to visit Dublin is January and December. During this period, you can expect cold weather, frequent rain.
January
Challenges: cold weather, frequent rain
December
Challenges: cold weather, frequent rain
November
Challenges: cold weather, frequent rain
Note: visiting during off-peak months often means lower prices, fewer crowds, and a more authentic experience. Consider your priorities when planning your trip.
What to Pack for Dublin
Packing recommendations for visiting Dublin during the best travel months (September, March, May), when temperatures range from 8°C to 14°C:
- +Medium-weight layers and a warm jacket
- +Long pants and closed-toe shoes
- +Waterproof jacket and an umbrella (rain is frequent)
- +Waterproof shoes or boots
- +Sunscreen (SPF 30+), sunglasses, and a wide-brim hat
- +Reusable water bottle
- +Universal power adapter
Dublin Year-Round Climate Overview
Dublin has a temperate oceanic climate (Koppen classification: Cfb). The warmest month is August with highs of 19°C, while the coldest month is December at just 8°C. Annual rainfall averages 859mm across approximately 157 rain days.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 8 | 8 | 10 | 12 | 15 | 17 | 19 | 19 | 17 | 13 | 10 | 8 |
| Low °C | 4 | 3 | 4 | 6 | 8 | 11 | 13 | 13 | 11 | 9 | 6 | 4 |
| Rain Days | 13 | 12 | 12 | 14 | 14 | 13 | 15 | 14 | 12 | 12 | 13 | 13 |
| Rain mm | 70 | 58 | 59 | 66 | 67 | 74 | 76 | 79 | 70 | 78 | 86 | 76 |
| Sun h/day | 4 | 6 | 8 | 10 | 11 | 11 | 10 | 10 | 8 | 6 | 5 | 4 |
| Humidity % | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 |
| UV Index | 1 | 1 | 6 | 6 | 10 | 10 | 10 | 10 | 6 | 6 | 1 | 1 |
Compare Nearby Destinations
Considering alternatives to Dublin? Compare the best travel months for nearby cities:
Frequently Asked Questions
What is the best month to visit Dublin?+
The best time to visit Dublin is September, March, May. During these months, temperatures average 14°C (57°F) with 9 hours of daily sunshine and only 13 rain days per month. These conditions offer the most comfortable weather for sightseeing and outdoor activities.
What is the worst time to visit Dublin?+
The least ideal time to visit Dublin is January and December. During this period, you can expect cold weather, frequent rain. While Dublin can still be visited during this time (often with fewer crowds and lower prices), the weather may limit outdoor activities.
Is Dublin good to visit in summer?+
Summer in Dublin (June to August) brings temperatures of 18°C (64°F) highs and 12°C (54°F) lows, with about 10 hours of sunshine and 14 rain days per month. This is generally a good time to visit.
What is the rainy season in Dublin?+
Dublin does not have a distinct rainy season. Rainfall is relatively evenly distributed throughout the year, averaging 13 rain days per month.
What should I pack for Dublin?+
When visiting Dublin during the best travel months (September, March, May), pack medium-weight layers, a warm jacket, long pants, and closed-toe shoes. A waterproof jacket and umbrella are essential. Sunscreen and sunglasses are recommended, especially given the high UV index.
Is September a good time to visit Dublin?+
Yes, September is one of the best months to visit Dublin. Expect average highs of 17°C (63°F), 8 hours of daily sunshine, and only 12 rain days. The weather is ideal for exploring the city, visiting outdoor attractions, and enjoying local activities.
Detailed Monthly Weather for Dublin
For a complete day-by-day weather breakdown including packing lists, activities, and local events, explore each month individually:
January
February
March
April
May
June
July
August
September
October
November
December
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