Climate and monthly weather forecastBaltimore, Ireland
Climate and monthly weather forecast
The climate of Baltimore
Perched on the southern tip of Ireland, Baltimore experiences a temperate oceanic climate under Köppen climate classification. Dominated by its geographical position near the Atlantic Ocean, the weather conditions remain relatively constant throughout the year.Temperature variances do not fluctuate significantly, with the highest average temperatures reaching up to 16.5°C (61.7°F) in the warmer months and the lowest dipping to 7.1°C (44.8°F) in the colder season. Between July and August, temperatures peak, while the cooler months are from January to March. Humidity is consistently high, sitting between 78 and 84% throughout the year.
Precipitation data reveals that Baltimore receives almost equal rainfall throughout the year, with minor increases in precipitation from 30mm (1.18") in July to 73mm (2.87") in December. While rare, snowfall does occur, predominantly during the winter months of January, February and December, but does not exceed 1mm (0.04").
Noteworthy are the wind speeds reaching up to 35km/h (21.7mph) to 37.3km/h (23.2mph) from November to February. The region also enjoys between 7.9 to 16.5 daylight hours and 3.8 to 8.3 sunshine hours per day annually.
The best time to visit Baltimore
Identifying the best time to visit Baltimore hinges on personal preferences, considering the fairly consistent weather. However, if warm temperatures, long sunlight hours and ample sunshine are appealing, the period from May to August would be ideal. During these months, the temperatures range from 12.2°C (54°F) to 16.5°C (61.7°F), sunshine lasts for about 7.8 to 8.3 hours per day, and daylight ranges from 15.6 to 16.5 hours per day.The worst time to visit Baltimore
Potential visitors should note that the months of November through February might pose challenges due to the increased rainfall, peaking at 73mm (2.87") in December. January and February are also the coldest months as temperatures hover around 7.8°C (46°F). Furthermore, strong winds ranging from 32.8km/h (20.4mph) to 35km/h (21.7mph) might make outdoor activities considerably less enjoyable during this period.Spring weather in Baltimore
From March to May, Baltimore transitions from its colder to warmer climate. March heralds the onset of Spring with an average low temperature of 7.1°C (44.8°F) rising to 10°C (50°F) in May. Rainfall decreases slightly from 37mm (1.46") in March down to 31mm (1.22") in May. During this season, Baltimore experiences more daylight hours, ramping up from 11.9 hours a day in March to 15.6 hours in May.Summer weather in Baltimore
Summer in Baltimore, from June to August, is characterized by a moderate temperature increase, with lows of 12.6°C (54.7°F) and highs reaching 16.5°C (61.7°F). Despite being a rainier season, the rainfall does not exceed 41mm (1.61"). The days are significantly longer as well, with daylight hours reaching a maximum of 16.5 hours in June.Autumn weather in Baltimore
Autumn, spanning from September to November, sees a gradual decline in temperatures from 13.6°C (56.5°F) to 9.7°C (49.5°F). Rainfall starts to increase towards the start of winter with a notable jump from 32mm (1.26") in September to 60mm (2.36") in November. Daylight hours correspondingly shorten, from 12.6 hours in September to 8.9 hours in November.Winter weather in Baltimore
Winter in Baltimore, from December through February, is marked by cooler temperatures ranging from 8.1°C (46.6°F) to 7.8°C (46°F). It is also during this season that Baltimore experiences its highest rainfall, topping at 73mm (2.87") in December. Despite less daylight and sunshine hours during the winter, Baltimore still sees an average of 7.9 to 10 daylight hours and 3.9 to 4.5 sunshine hours per day.Weather in January
In Baltimore, Ireland, January ushers in the new year with its characteristic chill. Compared to other months, the weather is notably cooler with the maximum and minimum average temperatures of 9.9°C (49.8°F) and 7.8°C (46°F) respectively, which are among the lowest. Weather in January »Weather in February
In Baltimore, moving from January to February, there is a slight increase in average temperatures, although it remains decidedly chilly. The most noticeable change comes in the form of daylight hours. The city experiences a higher average wind speed compared to other months, with gusts reaching their second highest value at 49.8km/h (30.9mph). Weather in February »Weather in March
Baltimore begins to shrug off the winter chill as March unfolds. The longer daylight hours are accompanied by a rise in average daily sunshine. A noteworthy feature of this month is the marginally lowered wind speed, with gusts reducing to 43km/h (26.7mph) down from February’s high. Weather in March »Weather in April
As April arrives, Baltimore experiences a significant transition in the weather. The percentage of cloud cover subsides from the previous months, providing clearer skies. Weather during this period sees a slight downwards shift in rainfall and a more noticeable increase in average daily sunshine. Weather in April »Weather in May
May in Baltimore marks the start of consistently warmer temperatures and an increased amount of daylight hours. The humidity levels also begin their upward swing during this time, a trend which continues into June. This coincides with a decrease in the number of rainfall days experienced. Weather in May »Weather in June
June in Baltimore signifies the advent of summer with notably warmer temperatures and the longest daylight hours of the year. Weather during this period is characterized by fewer rainfall days and an increased cloud cover. Wind speeds during this month are the calmest throughout the year, with top speeds not exceeding 24.6km/h (15.3mph). Weather in June »Weather in July
In July, Baltimore reaches its peak summer temperatures. The increased temperatures coincide with a peak in humidity and daylight hours, meaning summer is in full swing. Even though July records the maximum temperature averages, the city experiences a spike in rainfall as well. Weather in July »Weather in August
August in Baltimore maintains the warm summer temperatures from July, albeit with a slight decrease. The number of rainfall days and the amount of precipitation experience an upward trend. This period marks the onset of the decline in daylight hours and sunshine, a trend that will continue in the subsequent months. Weather in August »Weather in September
September in Baltimore witnesses a break from the high summer temperatures and humidity levels. The city experiences a slight drop in average daily sunshine and the days start to shorten noticeably. During this time, the wind speeds rise once again, peaking at 38.8km/h (24.1mph). Weather in September »Weather in October
October in Baltimore is the month when autumn is in full swing, marked by the fall in temperatures from September's highs. The days continue to shorten and the amount of daily sunshine decreases further, making for cooler and shorter days. Weather in October »Weather in November
November in Baltimore transitions the city into winter with a significant decrease in temperatures. While the number of rainfall days reduces slightly, the month shows a substantial drop in average pressure levels to 1009.4mb. Weather in November »Weather in December
December in Baltimore closes the year with the onset of the coldest temperatures and the shortest daylight hours. Compared to November, the weather gets noticeably chillier. The wind speed increases further, recording the highest gusts at 51.6km/h (32.1mph). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Baltimore, Ireland
The warmest month (with the highest average high temperature) is August (16.5°C).
The month with the lowest average high temperature is February (9.3°C).
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is March (7.1°C).
Average pressure
Baltimore, Ireland
- Average pressure in January:
1013mbar - Average pressure in February:
1012.5mbar - Average pressure in March:
1014.9mbar - Average pressure in April:
1014.7mbar - Average pressure in May:
1016.6mbar - Average pressure in June:
1016.1mbar
- Average pressure in July:
1015.3mbar - Average pressure in August:
1014.2mbar - Average pressure in September:
1016.5mbar - Average pressure in October:
1012.9mbar - Average pressure in November:
1009.4mbar - Average pressure in December:
1012.7mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed
Baltimore, Ireland
- Average wind speed in January:
33.5km/h - Average wind speed in February:
34.3km/h - Average wind speed in March:
29.3km/h - Average wind speed in April:
25.6km/h - Average wind speed in May:
24.9km/h - Average wind speed in June:
23.1km/h
- Average wind speed in July:
23.4km/h - Average wind speed in August:
25.1km/h - Average wind speed in September:
26.3km/h - Average wind speed in October:
28.2km/h - Average wind speed in November:
32.8km/h - Average wind speed in December:
35km/h
The windiest month (with the highest average wind speed) is December (35km/h).
The calmest month (with the lowest average wind speed) is June (23.1km/h).
Average humidity
Baltimore, Ireland
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is February (78%).
Average rainfall
Baltimore, Ireland
The wettest month (with the highest rainfall) is December (73mm).
The driest month (with the least rainfall) is July (30mm).
Average rainfall days
Baltimore, Ireland
- Average rainfall days in January:
18.5 days - Average rainfall days in February:
16.2 days - Average rainfall days in March:
15.6 days - Average rainfall days in April:
13.5 days - Average rainfall days in May:
12.7 days - Average rainfall days in June:
12 days
- Average rainfall days in July:
13.8 days - Average rainfall days in August:
14.9 days - Average rainfall days in September:
12.7 days - Average rainfall days in October:
17.7 days - Average rainfall days in November:
18.2 days - Average rainfall days in December:
18.5 days
The months with the highest number of rainy days are January and December (18.5 days).
The month with the least rainy days is June (12 days).
Average snowfall
Baltimore, Ireland
The months with the highest snowfall are January, February, November and December (1mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days
Baltimore, Ireland
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
0.5 days - Average snowfall days in March:
0.3 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:
0.4 days
The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Baltimore, Ireland
- Average daylight in January:
8h and 30min - Average daylight in February:
10h and 0min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 54min - Average daylight in May:
15h and 36min - Average daylight in June:
16h and 36min
- Average daylight in July:
16h and 6min - Average daylight in August:
14h and 30min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 42min - Average daylight in November:
8h and 54min - Average daylight in December:
7h and 54min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in January:
3h and 48min - Average sunshine in February:
4h and 30min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 42min - Average sunshine in May:
7h and 48min - Average sunshine in June:
8h and 18min
- Average sunshine in July:
7h and 36min - Average sunshine in August:
7h and 48min - Average sunshine in September:
6h and 42min - Average sunshine in October:
4h and 48min - Average sunshine in November:
4h and 24min - Average sunshine in December:
3h and 54min
The month with the most sunshine is June (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Baltimore, Ireland
- Average sunshine days in January:
9.3 days - Average sunshine days in February:
9 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
15.3 days - Average sunshine days in May:
15.1 days - Average sunshine days in June:
15.7 days
- Average sunshine days in July:
15.3 days - Average sunshine days in August:
14.2 days - Average sunshine days in September:
15.2 days - Average sunshine days in October:
9.4 days - Average sunshine days in November:
9.6 days - Average sunshine days in December:
9.7 days
The month with the most sunshine days is June (15.7 days).
The month with the least sunshine days is February (9 days).
Average UV index
Baltimore, Ireland
The months with the highest UV index are June, July, August and September (UV index 4).
The month with the lowest UV index is February (UV index 2).
Average cloud cover
Baltimore, Ireland
The months with the most cloud cover are January and December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 48).
Average visibility
Baltimore, Ireland
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





