- Rain mm/yr
- 714
Updated July 2026 · Sources cited: climatestotravel.com, en.wikipedia.org
Good to know
Good to Know
- Expect rain any month; always pack waterproof layers and an umbrella.
- May–June offer the best balance: pleasant temperatures, longer daylight, and fewer summer crowds than July–August.
- Winter (Jan–Feb) has significantly shorter days (~7–8 hours) and limited opening hours for attractions; many smaller venues close.
- Temperature feels colder than thermometer shows due to high humidity and wind; layer accordingly.
- Snow is rare at ground level in Dublin city proper but may fall on higher ground (Wicklow Mountains, ~30 km south) more frequently.
- Summer is warmest but still cool and wet by Mediterranean standards; plan indoor activities for rainy spells.
- Humidity is consistently high year-round (76–87%), accentuating the sensation of cold in winter and dampness in summer.
Seasons
Autumn
- Months
- September–November
- Character
- Gray, rainy, progressively colder. Wind often moderate to strong, especially in November.
- Min Temperature Celsius
- 6
- Peak Temperature Celsius
- 12
- Min Temperature Fahrenheit
- 43
- Peak Temperature Fahrenheit
- 54
Spring
- Months
- March–May
- Character
- Gradually warming. Still rainy; Atlantic fronts frequent. Days lengthen significantly. Late May can feel mild and pleasant.
- Min Temperature Celsius
- 4
- Peak Temperature Celsius
- 11
- Min Temperature Fahrenheit
- 39
- Peak Temperature Fahrenheit
- 52
Summer
- Months
- June–August
- Character
- Cool, wet, cloudy. Frequent rain (5+ days/month). Sunny days rare. Warm days uncommon; temperatures rarely exceed 25°C (77°F).
- Min Temperature Celsius
- 11
- Peak Temperature Celsius
- 16
- Min Temperature Fahrenheit
- 52
- Peak Temperature Fahrenheit
- 61
Winter
- Months
- December–February
- Character
- Cold, windy, wet. Frequent rain; short daylight hours (7–8 hours). Wind and humidity accentuate the sensation of cold.
- Min Temperature Celsius
- 3
- Peak Temperature Celsius
- 5
- Min Temperature Fahrenheit
- 37
- Peak Temperature Fahrenheit
- 41
Snowfall
- Character
- Light, typically does not accumulate or persist. When snow falls, it usually melts within a day or two. Average of ~6 days with snowfall per winter year.
- Frequency
- Rare but not uncommon, especially in winter months (December–February).
Best Months
Best Months
- May
- June
- July
- August
- September
Worst Months
Worst Months
- January
- February
- November
Shoulder Season
- Months
- April–May, September–October
- Character
- Mild weather, fewer crowds, long daylight (especially May & June). Rain still frequent.
Rainfall Pattern
- Character
- Rainfall year-round; 9–12 rainy days per month on average. December–January slightly wetter than other months.
- Driest Month
- February (46 mm / 1.8 in)
- Wettest Month
- October (76 mm / 3 in)
- Annual Total Mm
- 714
- Annual Total Inches
- 28.1
Peak Season Tourism
- Caveat
- Summer is peak for visitors but also most expensive and crowded.
- Months
- June–August (warmest, longest days, most festivals, most crowds)
Off Peak Season Tourism
- Months
- December–February (fewest tourists, lowest prices, but shortest days, limited events)
- Note
- November–April generally avoided for visit comfort.
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.
More About Dublin
Data last updated July 2026 · Verify anything important.