Contents
- Weather in November
- Frequently asked questions
- Average temperature in November
- Average pressure in November
- Average wind speed in November
- Average humidity in November
- Average rainfall in November
- Average rainfall days in November
- Average snowfall in November
- Average snowfall days in November
- Average sea temperature in November
- Average daylight in November
- Average sunshine in November
- Average sunshine days in November
- Average UV index in November
- Average cloud cover in November
- Average visibility in November
Weather in November
Temperature
A mild shift in the average high-temperature occurs in November, reducing from a refreshing 13.4°C (56.1°F) in October to a frosty 9.9°C (49.8°F). Portmarnock's November nights witness minimal differential from the daytime temperatures, with averages of 6.3°C (43.3°F).Humidity
The average relative humidity in November in Portmarnock is 85%.Rainfall
November is the month with the most rainfall in Portmarnock. Rain falls for 14 days and accumulates 51mm (2.01") of precipitation.Snowfall
January through March, November and December are months with snowfall. November is the first month it typically snows. Throughout November, in the average 0.4 snowfall days, it receives 2mm (0.08") of snow. In Portmarnock, Ireland, during the entire year, snow falls for 6 days and aggregates up to 31mm (1.22") of snow.Sea temperature
In November, the average sea temperature in Portmarnock, Ireland, is 13.1°C (55.6°F).Note: Being in 13.1°C (55.6°F) waters at 13°C (55.4°F) is discomforting, but anything below 10°C (50°F) can jeopardize breathing and induce cold shock, factoring in physical endurance.
Daylight
In Portmarnock, the average length of the day in November is 8h and 38min.On the first day of the month, sunrise is at 7:24 am and sunset at 4:51 pm. On the last day of November, sunrise is at 8:16 am and sunset at 4:10 pm GMT.
Sunshine
The months with the least sunshine in Portmarnock are January, February and November, with an average of 4.3h of sunshine.UV index
The months with the lowest UV index in Portmarnock, Ireland, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: In November, a regular UV index of 2 translates into these guidelines:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What are November temperatures in Portmarnock?
What is the average humidity in November in Portmarnock?
What is the wettest month in Portmarnock?
How much does it rain in Portmarnock in November?
When does it start snowing in Portmarnock?
What is the water temperature in November in Portmarnock?
What is the average length of the day in November in Portmarnock?
What time are sunrise and sunset in November in Portmarnock?
What is the month with the least sunshine in Portmarnock?
How many hours of sunshine does Portmarnock have in November?
What are the months with the lowest UV index in Portmarnock?
What is the UV index reading in November in Portmarnock?
Average temperature in November
Portmarnock, Ireland
- Average high temperature in November: 9.9°C
The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in November: 6.3°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest months (with the lowest average low temperature) are February and March (3.9°C).
Average pressure in November
Portmarnock, Ireland
- Average pressure in November: 1008.2mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.2mbar).
Average wind speed in November
Portmarnock, Ireland
- Average wind speed in November: 22.6km/h
The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).
Average humidity in November
Portmarnock, Ireland
- Average humidity in November: 85%
The months with the highest relative humidity are July and December (86%).
The months with the lowest relative humidity are March, April and May (83%).
Average rainfall in November
Portmarnock, Ireland
- Average rainfall in November: 51mm
The wettest month (with the highest rainfall) is November (51mm).
The driest month (with the least rainfall) is May (19mm).
Average rainfall days in November
Portmarnock, Ireland
- Average rainfall days in November: 14 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in November
Portmarnock, Ireland
- Average snowfall in November: 2mm
The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in November
Portmarnock, Ireland
- Average snowfall days in November: 0.4 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in November
Portmarnock, Ireland
- Average sea temperature in November: 13.1°C
The best month for swimming (with the highest average sea temperature) is August (14.9°C).
The coldest month (with the lowest average sea temperature) is March (8.4°C).
Average daylight in November /
Average sunshine in November
Portmarnock, Ireland
- Average daylight in November: 8h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in November: 4h and 2min
The months with the most sunshine are April, May and June (Average sunshine: 7h and 30min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 18min).
Average sunshine days in November
Portmarnock, Ireland
- Average sunshine days in November: 13.6 days
The months with the most sunshine days are January and December (16.8 days).
The month with the least sunshine days is July (11 days).
Average UV index in November
Portmarnock, Ireland
- Average UV index in November: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in November
Portmarnock, Ireland
- Average cloud cover in November: 56
The months with the most cloud cover are January and February (Cloud cover 57).
The months with the least cloud cover are April and September (Cloud cover 50).
Average visibility in November
Portmarnock, Ireland
- Average visibility in November: 10km
The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).
Portmarnock, Ireland
Weather forecast for your location
2. Allow the app to use your location
