Portmarnock Weather in July
What's the weather like in Portmarnock (Leinster) in July 2024?
The climate in Portmarnock during July can be summarized as mild and reasonably dry.
July is in the summer in Portmarnock and is typically the warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 11°C (52°F) is normal.
| Daytime temperature | 19°C 66.2°F |
|---|---|
| Nightly temperature | 11.2°C 52.2°F |
| Average temperature | 15.1°C 59.2°F |
| Daily sunshine | 5.9 hrs |
| Avg rainfall | 56 mm 2.2 ins |
| Rainy days | 14 days |
| Sea temperature | 14.8°C 58.7°F |
| Humidity | 80% |
| Windspeed | 15.7kph 10 mph |
On average July is the 2nd driest month of the year in Portmarnock with around 56mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.9 hours of sunshine per day.
July temperatures in Portmarnock
July rainfall
July hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Portmarnock in July 2024.
Other monthly averages
Portmarnock weather stats
| Hottest month: | July | 18.8°C 65.8°F |
|---|---|---|
| Driest month: | April | 55mm 2.2ins |
| Sunniest month: | May | 6.6hrs |
| Coldest month: | February | 7.4°C 45.3°F |
| Wettest month: | December | 94mm 3.7ins |
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