Westport Weather Forecast
Westport weather: 58°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Westport weather in September
Weather map for Westport
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Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Climate in Westport 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° | 5,1 in | ★★☆☆☆ |
| February | 48° | 41° | 5,4 in | ★★☆☆☆ |
| March | 51° | 41° | 4,3 in | ★★★☆☆ |
| April | 55° | 43° | 4,9 in | ★★★☆☆ |
| May | 60° | 48° | 3,3 in | ★★★★☆ |
| June | 61° | 52° | 5,8 in | ★★★☆☆ |
| July | 64° | 55° | 3,1 in | ★★★★☆ |
| August | 64° | 55° | 5,1 in | ★★★★☆ |
| September | 61° | 52° | 4,6 in | ★★★★☆ |
| October | 56° | 49° | 6,5 in | ★★★☆☆ |
| November | 51° | 44° | 5,7 in | ★★★☆☆ |
| December | 49° | 42° | 7,0 in | ★★☆☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Best time to visit Westport
Go in July. 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
- Layers - the daily swing is 55°F, so mornings feel nothing like afternoons
- 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 Westport compares with nearby places
Annual averages, and the difference against Westport.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Galway | 41 mi | 52°F | +33°F warmer | 55 in |
| County Galway | 41 mi | 52°F | +33°F warmer | 55 in |
| County Roscommon | 51 mi | 50°F | about the same | 47 in |
| Sligo | 53 mi | 50°F | 33°F cooler | 66 in |
| County Sligo | 53 mi | 50°F | 33°F cooler | 66 in |
See the Westport forecast by time range
Westport weather - more answers
Explore Westport
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 Westport?
Westport is a city in County Mayo. Its coordinates are 53.8008, -9.515. It lies in Europe.
What is the weather like in Westport right now?
It is currently 58°F (14°C) with overcast. Humidity is 98% and wind is 6 mph.
When is the best time to visit Westport?
July offer the most comfortable conditions in Westport, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Westport in?
Westport observes Europe/Dublin (UTC+01:00). The local time is 2:39 AM.
How many people live in Westport?
Westport has a population of approximately 6.200.
What is the nearest airport to Westport?
The closest airports are Dublin Airport (DUB), 136 mi away.
What are the top things to do in Westport?
Popular options include Snowdonia National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-supported) - 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 2:39 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
