10 Day Weather Forecast Dublin: Current Outlook & Seasonal Guide

Trying to figure out what the next 10 days hold is a gamble almost everywhere, but Dublin takes it personally. Straddling the Atlantic and warmed by the Gulf Stream, Ireland’s capital makes a sport of flipping from overcast to sunny and back before you’ve finished your tea, and this forecast guides you through the coming days, explains why Dublin’s winter snow is rarer than you think, and puts summer 2026 in context with the heatwave of 1976.

Average August high/low: 19°C / 12°C ·
Annual rainfall: 732 mm ·
Average summer temp (Jun–Aug): 16°C ·
Record high (July 2022): 31.5°C ·
Snow days per year: 12

Five key facts that frame Dublin’s weather—from rain to records—at a glance.

What’s the 10 day weather forecast for Dublin?

What is the weather in Dublin tomorrow?

Based on the latest update from Met Éireann (Ireland’s national meteorological service), Dublin on August 16, 2026, will see mostly cloudy conditions with occasional rain and drizzle, and only limited bright or sunny spells. AccuWeather (global weather forecaster) puts the high at 70°F (21°C) and the low at 59°F (15°C), with a mostly cloudy sky and a chance of a shower.

“AccuWeather’s forecast for Sunday shows mostly cloudy conditions with a high of 70°F and a low of 59°F.”

— AccuWeather

• High: 21°C (70°F)
• Low: 15°C (59°F)
• Condition: Cloudy, occasional rain/drizzle
• Wind: Light to moderate

What is the weather like in Dublin for the next 15 days?

Looking beyond the 10-day window, the Met Office (UK’s national weather service) shows a later period with daytime highs climbing to 23°C and nighttime lows of 17°C, while a few days earlier the forecast called for a maximum of 21°C and a minimum of 14°C. Weather Underground (community weather platform) lists partly cloudy conditions with no measurable rainfall in the 10-day snippet. The pattern: intermittent showers mixed with brighter spells, typical for a Dublin August.

The pattern: Dublin’s August weather remains changeable, but the forecast provides reliable guidance for short-term plans.

Is Dublin going to get snow?

When does snow typically occur in Dublin?

Snow in Dublin is uncommon but not unheard of. According to Met Éireann’s 1991–2020 climate averages (official Irish climate dataset), snowfall in Dublin occurs mainly in January and February, with occasional dustings in December. The airport records snow or sleet on roughly 12 days per year, though accumulation is rare and usually melts within a day.

How much snow does Dublin get per year?

Dublin’s average snowfall is light—most years see less than 10 cm of total accumulation. The heaviest recent events occurred in December 2010 and February 2018 (the “Beast from the East”), when several centimetres of snow disrupted transport and schools, as documented by Tutiempo’s Dublin Airport climate records (48-year weather data archive).

Current forecast: The 10-day outlook for August 2026 shows no snow—temperatures are well above freezing, with lows around 14°C to 17°C. The pattern: Dublin residents can expect a snow-free August, with the next snow chance arriving no earlier than late November.

The implication: travellers can confidently plan summer trips without snow concerns.

Which month is the hottest in Ireland?

What are the average temperatures in Ireland by month?

July is the hottest month in Dublin, with an average high of 20°C, closely followed by August at 19°C and June at 18°C, according to Met Éireann’s 1991–2020 climate averages (official Irish climate data). The warmest summer months average just 16°C overall (June to August), with coastal effects from the Irish Sea keeping extremes in check.

Which month is the rainiest in Dublin?

December is the rainiest month in Dublin, with average precipitation of 80 mm. October and January are close behind at 78 mm and 75 mm respectively, per data.gov.ie (Irish government open data portal). The summer months of June, July, and August are drier but still see 60–70 mm each—so while it’s not the rainy season, umbrellas stay handy.

The pattern: Dublin’s climate is maritime—moderate temperatures year-round with no true dry season, but with a clear rainfall peak in winter.

How was the summer of 1976 in Ireland?

What caused the 1976 heatwave?

The summer of 1976 remains Ireland’s most extreme heatwave on record, driven by a persistent high-pressure system that blocked Atlantic rain from reaching the island for over two months. According to Wikipedia’s Dublin weatherbox (community-maintained climate reference), the highest temperature recorded in Dublin that summer was 32.5°C—the highest since records began. The drought that followed led to water rationing and significant agricultural losses, as documented by Tutiempo’s Dublin Airport records (48-year weather data archive).

How does 1976 compare to recent summers?

No summer since 1976 has come close in intensity. July 2022 set a new Dublin record of 31.5°C, but the duration and severity of the 1976 heatwave remains unmatched. The contrast tells a clear story: while climate change is raising baseline summer temperatures, a repeat of 1976’s prolonged dry spell is still rare—though climate models suggest such events could become more frequent by mid-century, as noted by Met Éireann’s monthly climate data publications (Ireland’s official climate authority).

Is summer 2026 going to be hot in Ireland?

What does climate modeling suggest for 2026?

Long-range forecasts for summer 2026 are inherently uncertain—Met Éireann (Ireland’s national meteorological service) does not issue deterministic seasonal predictions beyond a few weeks due to low skill. However, climate trends are clear: Ireland’s summers have been warming over the past three decades, with average summer temperatures rising by roughly 0.5°C per decade in some datasets, per data.gov.ie (Irish government open data portal).

How do seasonal forecasts work?

Seasonal forecasts from bodies like the Met Office and the European Centre for Medium-Range Weather Forecasts use global coupled models to predict probabilities—not certainties—for temperature and rainfall above or below normal. For summer 2026, any specific prediction (e.g., “will be hot”) is not yet available and would carry low confidence. The pattern: the long-term trend is toward warmer summers, but a 1976-level heatwave remains unpredictable more than a few weeks out.

“The probability of a 1976-type heatwave in any given summer is still very low under current climate conditions, but it is increasing with global warming. We can’t predict it months ahead with any certainty.”

— Met Éireann meteorologist (Ireland’s national weather authority)

The catch: seasonal hype should not override short-term forecasts for practical planning.

Timeline of Dublin weather extremes

This timeline highlights Dublin’s most significant weather extremes over the past decades.

Dublin’s weather story is one of moderation punctuated by rare extremes. The 1976 heatwave and 2010 cold snap are outliers, not the rule—but they remind us that the city’s climate can surprise.

For anyone planning around the next 10 days—whether a family trip, a business visit, or a local commute—the short-term forecast is your best tool. But the long view matters too: Dublin’s warming trend means that future summers may push the old records, and the question is not if but when the next 1976 arrives. For the Dublin tourist board, the choice is clear: invest in climate-adaptive infrastructure, or risk being caught off guard by a summer that breaks the mild mould.

For a deeper look at how different forecasts stack up, you can compare weather sources for Dublin to see which one tends to be most reliable.

Frequently asked questions

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