County Offaly Weather Forecast
County Offaly weather: 42°F, partly cloudy. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Climate in County Offaly 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 | 44° | 36° | 3,7 in | ★★☆☆☆ |
| February | 49° | 40° | 3,8 in | ★★★☆☆ |
| March | 52° | 40° | 3,4 in | ★★★☆☆ |
| April | 56° | 42° | 3,5 in | ★★★☆☆ |
| May | 62° | 48° | 3,0 in | ★★★★☆ |
| June | 65° | 51° | 3,8 in | ★★★★☆ |
| July | 68° | 54° | 2,5 in | ★★★★☆ |
| August | 67° | 54° | 3,0 in | ★★★★☆ |
| September | 63° | 50° | 4,2 in | ★★★★☆ |
| October | 57° | 47° | 4,3 in | ★★★☆☆ |
| November | 51° | 41° | 4,0 in | ★★★☆☆ |
| December | 49° | 40° | 4,0 in | ★★★☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Best time to visit County Offaly
Go in 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.
Recent extremes in County Offaly
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How County Offaly compares with nearby places
Annual averages, and the difference against County Offaly.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| County Laois | 23 mi | 51°F | about the same | 39 in |
| County Westmeath | 23 mi | 50°F | about the same | 42 in |
| County Kildare | 34 mi | 51°F | about the same | 40 in |
| County Longford | 34 mi | 50°F | about the same | 46 in |
| County Carlow | 42 mi | 51°F | about the same | 39 in |
What to pack, what to skip
- Layers - the daily swing is 61°F, so mornings feel nothing like afternoons
- A packable rain shell - 6 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.
See the County Offaly forecast by time range
County Offaly weather - more answers
Explore County Offaly
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is County Offaly?
County Offaly is a county in Ireland. Its coordinates are 53.2357, -7.7122. It lies in Europe.
What is the weather like in County Offaly right now?
It is currently 42°F (6°C) with partly cloudy. Humidity is 100% and wind is 4 mph.
When is the best time to visit County Offaly?
June, July and August offer the most comfortable conditions in County Offaly, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is County Offaly in?
County Offaly observes Europe/Dublin (UTC+01:00). The local time is 7:14 AM.
How many people live in County Offaly?
County Offaly has a population of approximately 83.000.
What is the nearest airport to County Offaly?
The closest airports are Dublin Airport (DUB), 61 mi away.
What are the top things to do in County Offaly?
Popular options include Snowdonia National Park and Lake District National Park.
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 24, 2026 at 7:14 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
