Best Time to Visit County Dublin
Best time to visit County Dublin: May, June, July, August and September. Month-by-month temperature, rainfall and crowd guidance.
Best time to visit County Dublin
Go in May, June, July, August and September. 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.
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° | 2,9 in | ★★★★☆ |
| August | 68° | 56° | 3,1 in | ★★★★☆ |
| September | 63° | 52° | 3,1 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).
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 | 40°F cooler | 62 in |
| County Kildare | 30 mi | 51°F | 33°F cooler | 40 in |
| County Louth | 41 mi | 51°F | 33°F cooler | 41 in |
| County Carlow | 45 mi | 51°F | 34°F cooler | 39 in |
Best time to visit each city in County Dublin
1 cities mapped in this atlas
What to pack, what to skip
- A packable rain shell - 5 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.
Summary
County Dublin is a county in Ireland. County Dublin is a county in Ireland. It has a population of about 1.5 million.
Right now it is 62°F (17°C) in County Dublin with overcast. It feels like 60°F. Today runs from 62°F to 66°F. Chance of precipitation is 9%. Sightseeing conditions score 9.2/10 - excellent - go now.
The best time to visit County Dublin is May, June, July, August and September. The climate is temperate. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 69°F, while January is the coldest with lows near 38°F.
The closest major airport is Dublin Airport (DUB), about 5 mi away. Nearby highlights include Snowdonia National Park, Lake District National Park, Edinburgh Castle and Old and New Towns of Edinburgh.
In plain terms. Today is warmer than average for October. The forecast high of 66°F is 8.3°F above the 58°F typical for this month. The best window to be outside is roughly 5 PM to 8 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in County Dublin today at 9.2/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in County Dublin right now
Source: Open-Meteo. Updated 5:35 AM, Oct 5 local time.
Weekend outlook
☁️ 56° / 50°
Overcast · 39% rain · wind 17 mph
☁️ 62° / 48°
Overcast · 46% rain · wind 21 mph
Things to do in County Dublin
Attractions, parks and landmarks in and around County Dublin.
Quick facts about County Dublin
Explore County Dublin
Every topic we hold for this place, and the same topic for the places around it.
Best Time to Visit for related places
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 62°F (17°C) with overcast. Humidity is 88% and wind is 10 mph.
When is the best time to visit County Dublin?
May, June, July, August and September 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 5:35 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 October 5, 2026 at 5:35 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
