Climate and monthly weather forecastShannon Harbour, Ireland
Climate and monthly weather forecast
Weather in January
January, the same as December, in Shannon Harbour, Ireland, is another chilly winter month, with an average temperature fluctuating between 7°C (44.6°F) and 2°C (35.6°F). January is the coldest month of the year, registering average temperatures as high as 7°C (44.6°F) and as low as 2°C (35.6°F). Weather in January »Weather in February
The last month of the winter, February, is another chilly month in Shannon Harbour, Ireland, with an average temperature ranging between min 1.9°C (35.4°F) and max 7.8°C (46°F). February's onset brings an average high-temperature of a still frosty 7.8°C (46°F), showing a minute difference from January's 7°C (44.6°F). Weather in February »Weather in March
The first month of the spring, March, is also a frosty month in Shannon Harbour, Ireland, with temperature in the range of an average low of 2°C (35.6°F) and an average high of 9.3°C (48.7°F). Welcoming March, Shannon Harbour notes an average high-temperature of a still chilly 9.3°C (48.7°F), nearly consistent with February's 7.8°C (46°F). Weather in March »Weather in April
April in Shannon Harbour, Ireland, is a fresh spring month, with an average temperature ranging between max 12°C (53.6°F) and min 3.6°C (38.5°F). Shannon Harbour's April showcases an average high-temperature of a fresh 12°C (53.6°F), hardly distinct from March's 9.3°C (48.7°F). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in Shannon Harbour, Ireland, with temperature in the range of an average high of 14.2°C (57.6°F) and an average low of 6.2°C (43.2°F). The commencement of May notes an average high-temperature of a mild 14.2°C (57.6°F), exhibiting little difference from the previous month. Weather in May »Weather in June
The first month of the summer, June, is a comfortable month in Shannon Harbour, Ireland, with temperature in the range of an average high of 16.9°C (62.4°F) and an average low of 8.7°C (47.7°F). The onset of June manifests an average high-temperature of a still refreshing 16.9°C (62.4°F), demonstrating a minor variation from the preceding month. Weather in June »Weather in July
July, like June, in Shannon Harbour, Ireland, is another refreshing summer month, with an average temperature varying between 10.5°C (50.9°F) and 17.7°C (63.9°F). In Shannon Harbour, Ireland, July records the highest average temperatures, peaking at 17.7°C (63.9°F) and reaching a low of 10.5°C (50.9°F). Weather in July »Weather in August
The last month of the summer, August, is another comfortable month in Shannon Harbour, Ireland, with an average temperature varying between 17.3°C (63.1°F) and 10.2°C (50.4°F). The transition into August reveals an average high-temperature of a still comfortable 17.3°C (63.1°F), mirroring a close resemblance to July. Weather in August »Weather in September
September, the first month of the autumn in Shannon Harbour, is still a refreshing month, with temperature in the range of an average low of 8.5°C (47.3°F) and an average high of 15.5°C (59.9°F). Shannon Harbour ushers in September with an average high-temperature of a moderate 15.5°C (59.9°F), showing a close resemblance to the previous month. Weather in September »Weather in October
October, the same as September, in Shannon Harbour, Ireland, is another refreshing autumn month, with an average temperature fluctuating between 13°C (55.4°F) and 6.6°C (43.9°F). The arrival of October sees a recorded average high-temperature of a still mild 13°C (55.4°F), showing little divergence from the previous month's conditions. Weather in October »Weather in November
The last month of the autumn, November, is also a frosty month in Shannon Harbour, Ireland, with temperature in the range of an average low of 3.9°C (39°F) and an average high of 9°C (48.2°F). The onset of November entails a subtle temperature shift, as the average high-temperature eases from a moderate 13°C (55.4°F) in October to a frosty 9°C (48.2°F). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in Shannon Harbour, Ireland, with an average temperature varying between 2.5°C (36.5°F) and 7.2°C (45°F). In December, Shannon Harbour's weather conditions record an average high-temperature of a still chilly 7.2°C (45°F), demonstrating little divergence from the preceding month. Weather in December »Updated: Jul 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Shannon Harbour, January is known for its average lowest temperatures, reaching a high of 7°C (44.6°F) and a low of 2°C (35.6°F).
Throughout the year, there are 210.9 rainfall days, and 562mm (22.13") of precipitation is accumulated.
Months with snowfall are January through March, November and December.
January is the month with the most snowfall. Snow falls for 2 days and accumulates 21mm (0.83") of snow.
Throughout the year, there are 7 snowfall days, and 71mm (2.8") of snow is accumulated.
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
February has the least sunshine of the year, with an average of 3.7h of sunshine.
March through May, with an average relative humidity of 86%, are the least humid months.
April through October are months without snowfall.
The months with the highest UV index are May and June, with an average maximum UV index of 4.
With an average of 16h and 54min of daylight, June has the longest days of the year in Shannon Harbour.
June has the most sunshine of the year in Shannon Harbour, with an average of 6.5h of sunshine.
Shannon Harbour's temperatures peak on average in July, reaching 17.7°C (63.9°F) at their highest and 10.5°C (50.9°F) at their lowest.
The month with the least rainfall is September, when the rain falls for 17.1 days and typically collects 34mm (1.34") of precipitation.
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from IST to GMT. Daylight Saving Time ends on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to IST.
The month with the most rainfall is November, when the rain falls for 16.5 days and typically aggregates up to 67mm (2.64") of precipitation.
With an average relative humidity of 92%, December is the most humid month.
The month with the shortest days is December, with an average of 7h and 36min of daylight.
Average temperature
Shannon Harbour, Ireland
The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (7°C).
The month with the highest average low temperature is July (10.5°C).
The coldest month (with the lowest average low temperature) is February (1.9°C).
Average pressure
Shannon Harbour, Ireland
- Average pressure in January:
1011.3mbar - Average pressure in February:
1010.9mbar - Average pressure in March:
1014.1mbar - Average pressure in April:
1014.6mbar - Average pressure in May:
1015.9mbar - Average pressure in June:
1015.3mbar
- Average pressure in July:
1014mbar - Average pressure in August:
1012.8mbar - Average pressure in September:
1015.3mbar - Average pressure in October:
1012.3mbar - Average pressure in November:
1008.1mbar - Average pressure in December:
1010.9mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).
Average wind speed
Shannon Harbour, Ireland
- Average wind speed in January:
18.7km/h - Average wind speed in February:
18.8km/h - Average wind speed in March:
16.9km/h - Average wind speed in April:
14.7km/h - Average wind speed in May:
14.7km/h - Average wind speed in June:
13.2km/h
- Average wind speed in July:
12.9km/h - Average wind speed in August:
13.9km/h - Average wind speed in September:
14.2km/h - Average wind speed in October:
15.1km/h - Average wind speed in November:
16.8km/h - Average wind speed in December:
18.6km/h
The windiest month (with the highest average wind speed) is February (18.8km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity
Shannon Harbour, Ireland
The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are March, April and May (86%).
Average rainfall
Shannon Harbour, Ireland
The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is September (34mm).
Average rainfall days
Shannon Harbour, Ireland
- Average rainfall days in January:
17.8 days - Average rainfall days in February:
15.5 days - Average rainfall days in March:
15.8 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
17.9 days - Average rainfall days in June:
18.3 days
- Average rainfall days in July:
21.6 days - Average rainfall days in August:
20.8 days - Average rainfall days in September:
17.1 days - Average rainfall days in October:
16.3 days - Average rainfall days in November:
16.5 days - Average rainfall days in December:
17.5 days
The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is February (15.5 days).
Average snowfall
Shannon Harbour, Ireland
The month with the highest snowfall is January (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Shannon Harbour, Ireland
- Average snowfall days in January:
2 days - Average snowfall days in February:
2.3 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.2 days - Average snowfall days in December:
0.7 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Shannon Harbour, Ireland
- Average daylight in January:
8h and 12min - Average daylight in February:
9h and 54min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 0min - Average daylight in May:
15h and 54min - Average daylight in June:
16h and 54min
- Average daylight in July:
16h and 24min - Average daylight in August:
14h and 42min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 36min - Average daylight in November:
8h and 42min - Average daylight in December:
7h and 36min
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 January:
3h and 48min - Average sunshine in February:
3h and 42min - Average sunshine in March:
4h and 42min - Average sunshine in April:
5h and 54min - Average sunshine in May:
5h and 48min - Average sunshine in June:
6h and 30min
- Average sunshine in July:
5h and 12min - Average sunshine in August:
5h and 12min - Average sunshine in September:
5h and 18min - Average sunshine in October:
3h and 54min - Average sunshine in November:
4h and 0min - Average sunshine in December:
3h and 54min
The month with the most sunshine is June (Average sunshine: 6h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days
Shannon Harbour, Ireland
- Average sunshine days in January:
9.9 days - Average sunshine days in February:
8.6 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
10.5 days - Average sunshine days in May:
8.5 days - Average sunshine days in June:
7.8 days
- Average sunshine days in July:
5.8 days - Average sunshine days in August:
6.3 days - Average sunshine days in September:
9.4 days - Average sunshine days in October:
10.4 days - Average sunshine days in November:
11.6 days - Average sunshine days in December:
10.2 days
The month with the most sunshine days is November (11.6 days).
The month with the least sunshine days is July (5.8 days).
Average UV index
Shannon Harbour, Ireland
The months with the highest UV index are May and June (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Shannon Harbour, Ireland
The month with the most cloud cover is July (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility
Shannon Harbour, Ireland
The months with the highest visibility are February, March and December (9km).
The month with the lowest visibility is July (7km).
