Climate and monthly weather forecastRathgar, Ireland
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Rathgar, Ireland, with an average temperature varying between 7.8°C (46°F) and 4.5°C (40.1°F). Rathgar's coldest period falls in January and February, when the average high-temperatures ascend to 7.8°C (46°F). Weather in January »Weather in February
February, the last month of the winter in Rathgar, is another chilly month, with an average temperature varying between 7.8°C (46°F) and 4.4°C (39.9°F). Rathgar witnesses its lowest temperatures during January and February, when the average high-temperature reaches 7.8°C (46°F). Weather in February »Weather in March
The first month of the spring, March, is also a frosty month in Rathgar, Ireland, with an average temperature ranging between max 8.8°C (47.8°F) and min 4.6°C (40.3°F). With March's advent, Rathgar sees an average high-temperature of a still frosty 8.8°C (47.8°F), subtly shifted from February's 7.8°C (46°F). Weather in March »Weather in April
April in Rathgar, Ireland, is a cool spring month, with an average temperature fluctuating between 6.3°C (43.3°F) and 10.3°C (50.5°F). As Rathgar transitions into April, the average high-temperature stands at a fresh 10.3°C (50.5°F), offering little variation from the preceding month. Weather in April »Weather in May
May, the last month of the spring in Rathgar, is another cool month, with an average temperature varying between 8.3°C (46.9°F) and 12.6°C (54.7°F). The shift into May reveals an average high-temperature of a still cool 12.6°C (54.7°F), closely mirroring April's climate. Weather in May »Weather in June
June, the first month of the summer in Rathgar, is a moderate month, with an average temperature fluctuating between 10.8°C (51.4°F) and 15.1°C (59.2°F). The transition into June marks the average high-temperature at a mild 15.1°C (59.2°F), differing minimally from May's 12.6°C (54.7°F). Weather in June »Weather in July
July in Rathgar, Ireland, is a refreshing summer month, with an average temperature ranging between max 16.9°C (62.4°F) and min 12.3°C (54.1°F). July and August bring Rathgar's highest average temperatures, reaching a high of 16.9°C (62.4°F). Weather in July »Weather in August
August, the last month of the summer in Rathgar, is also an enjoyable month, with an average temperature varying between 12.7°C (54.9°F) and 16.9°C (62.4°F). The months of July and August see the peak of Rathgar's temperatures, averaging a high of 16.9°C (62.4°F). Weather in August »Weather in September
September, the first month of the autumn in Rathgar, is still a refreshing month, with temperature in the range of an average low of 11.3°C (52.3°F) and an average high of 15.2°C (59.4°F). The onset of September notes an average high-temperature of a still refreshing 15.2°C (59.4°F), subtly shifted from August's 16.9°C (62.4°F). Weather in September »Weather in October
October, the same as September, in Rathgar, Ireland, is another mild autumn month, with temperature in the range of an average low of 9.9°C (49.8°F) and an average high of 13.4°C (56.1°F). The arrival of October records an average high-temperature of a still moderate 13.4°C (56.1°F), closely related to the 15.2°C (59.4°F) observed in September. Weather in October »Weather in November
November, the last month of the autumn in Rathgar, is another cool month, with an average temperature fluctuating between 10.1°C (50.2°F) and 7.1°C (44.8°F). Rathgar observes a small decrease in the average high-temperature with the arrival of November, falling from October's moderate 13.4°C (56.1°F) to a cool 10.1°C (50.2°F). Weather in November »Weather in December
December, the first month of the winter in Rathgar, is still a chilly month, with an average temperature fluctuating between 5.4°C (41.7°F) and 8.5°C (47.3°F). Rathgar's shift from November to December is accompanied by an average high-temperature of a chilly 8.5°C (47.3°F), a slight deviation from 10.1°C (50.2°F). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Rathgar, Ireland
The warmest months (with the highest average high temperature) are July and August (16.9°C).
The months with the lowest average high temperature are January and February (7.8°C).
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is February (4.4°C).
Average pressure
Rathgar, Ireland
- Average pressure in January:
1011.6mbar - Average pressure in February:
1011.2mbar - Average pressure in March:
1014.2mbar - Average pressure in April:
1014.8mbar - Average pressure in May:
1016mbar - Average pressure in June:
1015.3mbar
- Average pressure in July:
1014mbar - Average pressure in August:
1012.9mbar - Average pressure in September:
1015.4mbar - Average pressure in October:
1012.8mbar - Average pressure in November:
1008.3mbar - Average pressure in December:
1011.1mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).
Average wind speed
Rathgar, Ireland
- Average wind speed in January:
25.8km/h - Average wind speed in February:
25.1km/h - Average wind speed in March:
21.7km/h - Average wind speed in April:
18.6km/h - Average wind speed in May:
18.1km/h - Average wind speed in June:
16km/h
- Average wind speed in July:
15.9km/h - Average wind speed in August:
17.7km/h - Average wind speed in September:
19.1km/h - Average wind speed in October:
21.1km/h - Average wind speed in November:
24.6km/h - Average wind speed in December:
25.9km/h
The windiest month (with the highest average wind speed) is December (25.9km/h).
The calmest month (with the lowest average wind speed) is July (15.9km/h).
Average humidity
Rathgar, Ireland
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is March (82%).
Average rainfall
Rathgar, Ireland
The wettest month (with the highest rainfall) is November (71mm).
The driest month (with the least rainfall) is May (27mm).
Average rainfall days
Rathgar, Ireland
- Average rainfall days in January:
16.6 days - Average rainfall days in February:
15.8 days - Average rainfall days in March:
14.9 days - Average rainfall days in April:
15.5 days - Average rainfall days in May:
16.1 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
20.4 days - Average rainfall days in August:
19.3 days - Average rainfall days in September:
14.9 days - Average rainfall days in October:
15.8 days - Average rainfall days in November:
17.6 days - Average rainfall days in December:
17 days
The month with the highest number of rainy days is July (20.4 days).
The months with the least rainy days are March and September (14.9 days).
Average snowfall
Rathgar, Ireland
The month with the highest snowfall is December (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Rathgar, Ireland
- Average snowfall days in January:
1.3 days - Average snowfall days in February:
1.3 days - Average snowfall days in March:
0.5 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:
0.4 days - Average snowfall days in December:
1.1 days
The months with the highest number of snowfall days are January and February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Rathgar, 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:
4h and 24min - Average sunshine in February:
4h and 24min - Average sunshine in March:
5h and 48min - Average sunshine in April:
7h and 42min - Average sunshine in May:
8h and 0min - Average sunshine in June:
7h and 48min
- Average sunshine in July:
7h and 30min - Average sunshine in August:
7h and 42min - Average sunshine in September:
7h and 18min - Average sunshine in October:
4h and 30min - Average sunshine in November:
4h and 18min - Average sunshine in December:
4h and 36min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 4h and 18min).
Average sunshine days
Rathgar, Ireland
- Average sunshine days in January:
10.9 days - Average sunshine days in February:
8.4 days - Average sunshine days in March:
11.5 days - Average sunshine days in April:
11.7 days - Average sunshine days in May:
11 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
7.2 days - Average sunshine days in August:
7.6 days - Average sunshine days in September:
11 days - Average sunshine days in October:
9.5 days - Average sunshine days in November:
7.3 days - Average sunshine days in December:
10.2 days
The month with the most sunshine days is April (11.7 days).
The month with the least sunshine days is July (7.2 days).
Average UV index
Rathgar, Ireland
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
Rathgar, Ireland
The months with the most cloud cover are February and November (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 48).
Average visibility
Rathgar, Ireland
The months with the highest visibility are January, March, October and November (10km).
The months with the lowest visibility are February, April, May, June, July, August, September and December (9km).





