County Dublin Weather Forecast
County Dublin weather: 63°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
County Dublin weather in January
Weather map for County Dublin
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Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Climate in County Dublin month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 46° | 38° | 4,2 in | ★★☆☆☆ |
| February | 49° | 42° | 3,3 in | ★★★☆☆ |
| March | 52° | 42° | 3,3 in | ★★★☆☆ |
| April | 55° | 44° | 3,9 in | ★★★☆☆ |
| May | 61° | 50° | 2,2 in | ★★★★☆ |
| June | 65° | 53° | 3,6 in | ★★★★☆ |
| July | 69° | 56° | 3,0 in | ★★★★☆ |
| August | 67° | 56° | 2,6 in | ★★★★☆ |
| September | 62° | 52° | 4,6 in | ★★★★☆ |
| October | 58° | 50° | 4,1 in | ★★★☆☆ |
| November | 52° | 44° | 3,6 in | ★★★☆☆ |
| December | 50° | 43° | 3,6 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Best time to visit County Dublin
Go in May, June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
How County Dublin compares with nearby places
Annual averages, and the difference against County Dublin.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| County Meath | 24 mi | 51°F | 34°F cooler | 39 in |
| County Wicklow | 26 mi | 45°F | 39°F cooler | 63 in |
| County Kildare | 30 mi | 51°F | 33°F cooler | 40 in |
| County Louth | 41 mi | 51°F | 33°F cooler | 42 in |
| County Carlow | 45 mi | 51°F | 34°F cooler | 39 in |
See the County Dublin forecast by time range
County Dublin weather - more answers
Explore County Dublin
Every topic we hold for this place, and the same topic for the places around it.
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Frequently asked questions
Where is County Dublin?
County Dublin is a county in Ireland. Its coordinates are 53.3498, -6.2603. It lies in Europe.
What is the weather like in County Dublin right now?
It is currently 63°F (17°C) with overcast. Humidity is 85% and wind is 7 mph.
When is the best time to visit County Dublin?
May, June, July and August offer the most comfortable conditions in County Dublin, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is County Dublin in?
County Dublin observes Europe/Dublin (UTC+01:00). The local time is 1:06 AM.
How many people live in County Dublin?
County Dublin has a population of approximately 1.5 million.
What is the nearest airport to County Dublin?
The closest airports are Dublin Airport (DUB), 5 mi away, London Heathrow Airport (LHR), 277 mi away and London Gatwick Airport (LGW), 298 mi away.
What are the top things to do in County Dublin?
Popular options include Snowdonia National Park, Lake District National Park, Edinburgh Castle, Old and New Towns of Edinburgh, Stonehenge, Avebury and Associated Sites and Stonehenge.
What places are in County Dublin?
County Dublin covers 1 places in this atlas, including Dublin.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (ie-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 26, 2026 at 1:06 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
