When is the best time to go to Roscommon
The chart above shows the best time of year to visit Roscommon, Ireland. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Roscommon
Roscommon weather by month
Please note our recommendations for when to visit Roscommon are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 100mm | 1.8hrs | 9.5hrs |
Cool and damp weather often prevails in Roscommon during the month of January
Based on weather alone, this is probably a time of year to avoid going to Roscommon for your holidays. The weather is often not a good and not conducive to spending time outdoors.
January is in the winter in Roscommon and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 7°C (45°F), whilst at night 1°C (35°F) is normal.
On average January is the driest month of the year in Roscommon with around 100mm 3.9 inches of rain making it a damp time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.8 hours of sunshine per day.
Roscommon weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 69mm | 2.5hrs | 11.1hrs |
February in Roscommon is generally reasonably dry with the temperature being cool.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Roscommon.
February is in the winter in Roscommon and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night 1°C (35°F) is normal.
On average February is the 2nd driest month of the year in Roscommon with around 69mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.5 hours of sunshine per day.
Roscommon weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 9°C | 76mm | 3.4hrs | 12.9hrs |
The weather in March in Roscommon is characteristically cool and reasonably dry.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Roscommon.
March is in the spring in Roscommon and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 10°C (50°F), whilst at night 2°C (36°F) is normal.
On average March is the 3rd driest month of the year in Roscommon with around 76mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.4 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 11°C | 60mm | 4.9hrs | 15.2hrs |
Roscommon's weather in April is typically cool and reasonably dry in nature.
It is perhaps a good month to visit Roscommon, with some extremely good weather at this time of year.
April is in the spring in Roscommon and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 3°C (38°F) is normal.
On average April is the 4th driest month of the year in Roscommon with around 60mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.9 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 13°C | 74mm | 5.6hrs | 17.3hrs |
May is a reasonably dry month in Roscommon and the temperature is generally mild.
It is perhaps a good month to visit Roscommon, with some extremely good weather at this time of year.
May is in the spring in Roscommon and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 6°C (42°F) is normal.
On average May is the 5th driest month of the year in Roscommon with around 74mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.6 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 16°C | 68mm | 5.2hrs | 9.5hrs |
Mild and reasonably dry weather often prevails in Roscommon during the month of June
It is perhaps the perfect month to visit Roscommon, with some extremely good weather at this time of year.
June is in the summer in Roscommon and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 18°C (64°F), whilst at night 9°C (47°F) is normal.
On average June is the 6th driest month of the year in Roscommon with around 68mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 17°C | 68mm | 4.4hrs | 11.1hrs |
July in Roscommon is generally reasonably dry with the temperature being mild.
It is perhaps the perfect month to visit Roscommon, with some extremely good weather at this time of year.
July is in the summer in Roscommon and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 11°C (51°F) is normal.
On average July is the 6th wettest month of the year in Roscommon with around 68mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 17°C | 87mm | 4.4hrs | 12.9hrs |
The weather in August in Roscommon is characteristically mild and a little damp.
It is perhaps the perfect month to visit Roscommon, with some inordinately good weather at this time of year.
August is in the summer in Roscommon and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 10°C (50°F) is normal.
On average August is the 5th wettest month of the year in Roscommon with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 15°C | 96mm | 3.7hrs | 15.2hrs |
Roscommon's weather in September is typically mild and a little damp in nature.
It is perhaps the perfect month to visit Roscommon, with some surprisingly good weather at this time of year.
September is in the fall / autumn in Roscommon and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 8°C (47°F) is normal.
On average September is the 4th wettest month of the year in Roscommon with around 96mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.7 hours of sunshine per day.
Roscommon weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 12°C | 103mm | 2.8hrs | 17.3hrs |
October is a damp month in Roscommon and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Roscommon for your holidays. The weather is often not a good and not conducive to spending time outdoors.
October is in the fall / autumn in Roscommon and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 7°C (44°F) is normal.
On average October is the 3rd wettest month of the year in Roscommon with around 103mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.8 hours of sunshine per day.
Roscommon weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 9°C | 100mm | 2.2hrs | 9.5hrs |
The weather in November in Roscommon is characteristically cool and damp.
Based on weather alone, this is probably a time of year to avoid going to Roscommon for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
November is in the fall / autumn in Roscommon and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 10°C (49°F), whilst at night 3°C (37°F) is normal.
On average November is the 2nd wettest month of the year in Roscommon with around 100mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.2 hours of sunshine per day.
Roscommon weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 103mm | 1.5hrs | 11.1hrs |
December in Roscommon is generally damp with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Roscommon for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
December is in the winter in Roscommon and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 8°C (46°F), whilst at night 2°C (36°F) is normal.
On average December is the wettest month of the year in Roscommon with around 103mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.5 hours of sunshine per day.
Other monthly averages
Roscommon weather stats
| Hottest month: | July | 18.7°C 65.7°F |
|---|---|---|
| Driest month: | April | 60mm 2.4ins |
| Sunniest month: | April | 4.9hrs |
| Coldest month: | January | 7.1°C 44.8°F |
| Wettest month: | October | 103mm 4.1ins |
| Warmest sea: | August | 15.2°C 59.4°F |
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