March weather forecastCastleknock, Ireland
March
Weather in March
The first month of the spring, March, is also a frosty month in Castleknock, Ireland, with an average temperature ranging between max 8.8°C (47.8°F) and min 2.8°C (37°F).Temperature
With the onset of March, Castleknock's average high-temperature clocks in at a still chilly 8.8°C (47.8°F), showing a minor fluctuation from the previous month. The month of March records an average low-temperature of 2.8°C (37°F).Humidity
March through May, with an average relative humidity of 85%, are the least humid months.Rainfall
In Castleknock, in March, during 15.4 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, there are 209.2 rainfall days, and 564mm (22.2") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. March is the last month it regularly snows in Castleknock. During 1.9 snowfall days, in March, Castleknock aggregates 6mm (0.24") of snow. In Castleknock, during the entire year, snow falls for 7.1 days and aggregates up to 56mm (2.2") of snow.Daylight
In March, the average length of the day is 11h and 54min.On the first day of March in Castleknock, Ireland, sunrise is at 7:11 am and sunset at 6:03 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 6:59 pm GMT.
Sunshine
In Castleknock, Ireland, the average sunshine in March is 5.1h.UV index
In Castleknock, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In March, the UV index of 3 transforms into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Castleknock, Ireland
- Average high temperature in March: 8.8°C
The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in March: 2.8°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is February (2.5°C).
Average pressure in March
Castleknock, Ireland
- Average pressure in March: 1014.1mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).
Average wind speed in March
Castleknock, Ireland
- Average wind speed in March: 18.5km/h
The windiest month (with the highest average wind speed) is January (21.1km/h).
The calmest months (with the lowest average wind speed) are June and July (13.6km/h).
Average humidity in March
Castleknock, Ireland
- Average humidity in March: 85%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are March, April and May (85%).
Average rainfall in March
Castleknock, Ireland
- Average rainfall in March: 34mm
The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in March
Castleknock, Ireland
- Average rainfall days in March: 15.4 days
The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is February (13.6 days).
Average snowfall in March
Castleknock, Ireland
- Average snowfall in March: 6mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in March
Castleknock, Ireland
- Average snowfall days in March: 1.9 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in March /
Average sunshine in March
Castleknock, Ireland
- Average daylight in March: 11h and 54min
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 March: 5h and 6min
The months with the most sunshine are April and May (Average sunshine: 6h and 42min).
The months with the least sunshine are February, October and November (Average sunshine: 3h and 54min).
Average sunshine days in March
Castleknock, Ireland
- Average sunshine days in March: 11.6 days
The month with the most sunshine days is January (13.2 days).
The month with the least sunshine days is August (3.4 days).
Average UV index in March
Castleknock, Ireland
- Average UV index in March: 3
The months with the highest UV index are May, June and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in March
Castleknock, Ireland
- Average cloud cover in March: 58
The month with the most cloud cover is July (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in March
Castleknock, Ireland
- Average visibility in March: 9km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (9km).
The months with the lowest visibility are July, August and September (8km).





