When is the best time to go to Merthyr Tydfil
The chart above shows the best time of year to visit Merthyr Tydfil, United Kingdom. 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 Merthyr Tydfil
Merthyr Tydfil weather by month
Please note our recommendations for when to visit Merthyr Tydfil 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 |
|---|---|---|---|
| 5°C | 199mm | 1.6hrs | 9.7hrs |
January is a wet month in Merthyr Tydfil and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Merthyr Tydfil for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
January is in the winter in Merthyr Tydfil and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 6°C (42°F), whilst at night 1°C (33°F) is normal.
On average January is the driest month of the year in Merthyr Tydfil with around 199mm 7.8 inches of rain making it a wet 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 1.6 hours of sunshine per day.
Merthyr Tydfil weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 5°C | 137mm | 2.5hrs | 11.1hrs |
February in Merthyr Tydfil is generally wet with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Merthyr Tydfil for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
February is in the winter in Merthyr Tydfil and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 5°C (42°F), whilst at night 0°C (33°F) is normal.
On average February is the 2nd driest month of the year in Merthyr Tydfil with around 137mm 5.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.5 hours of sunshine per day.
Merthyr Tydfil weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 144mm | 3.6hrs | 12.9hrs |
The weather in March in Merthyr Tydfil is characteristically cool and wet.
Based on weather alone, this is probably a time of year to avoid going to Merthyr Tydfil for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
March is in the spring in Merthyr Tydfil and is typically the 3rd 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 March is the 3rd driest month of the year in Merthyr Tydfil with around 144mm 5.7 inches of rain making it a wet 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 3.6 hours of sunshine per day.
Merthyr Tydfil weather in March »
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 9°C | 104mm | 5.2hrs | 15hrs |
Merthyr Tydfil's weather in April is typically cool and damp in nature.
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 Merthyr Tydfil.
April is in the spring in Merthyr Tydfil and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 11°C (51°F), whilst at night 3°C (37°F) is normal.
On average April is the 4th driest month of the year in Merthyr Tydfil with around 104mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
Merthyr Tydfil weather in April »
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 12°C | 106mm | 6.1hrs | 16.9hrs |
May is a damp month in Merthyr Tydfil and the temperature is generally cool.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit Merthyr Tydfil.
May is in the spring in Merthyr Tydfil and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 14°C (57°F), whilst at night 6°C (42°F) is normal.
On average May is the 5th driest month of the year in Merthyr Tydfil with around 106mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.1 hours of sunshine per day.
Merthyr Tydfil weather in May »
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 15°C | 96mm | 6.6hrs | 9.7hrs |
The climate in Merthyr Tydfil during June can be summarized as mild and a little damp.
It is perhaps the perfect month to visit Merthyr Tydfil, with some extremely good weather at this time of year.
June is in the summer in Merthyr Tydfil and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 9°C (48°F) is normal.
On average June is the 6th driest month of the year in Merthyr Tydfil with around 96mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
Merthyr Tydfil weather in June »
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 17°C | 93mm | 6hrs | 11.1hrs |
July in Merthyr Tydfil is generally a little damp with the temperature being mild.
It is perhaps the perfect month to visit Merthyr Tydfil, with some inordinately good weather at this time of year.
July is in the summer in Merthyr Tydfil and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 19°C (65°F), whilst at night 11°C (51°F) is normal.
On average July is the 6th wettest month of the year in Merthyr Tydfil with around 93mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
Merthyr Tydfil weather in July »
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 16°C | 123mm | 5.8hrs | 12.9hrs |
The weather in August in Merthyr Tydfil is characteristically mild and wet.
It is perhaps a good month to visit Merthyr Tydfil, with some very good weather at this time of year.
August is in the summer in Merthyr Tydfil and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 11°C (51°F) is normal.
On average August is the 5th wettest month of the year in Merthyr Tydfil with around 123mm 4.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.8 hours of sunshine per day.
Merthyr Tydfil weather in August »
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 14°C | 146mm | 4.6hrs | 15hrs |
Merthyr Tydfil's weather in September is typically mild and wet in nature.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Merthyr Tydfil.
September is in the fall / autumn in Merthyr Tydfil and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (60°F), whilst at night 9°C (48°F) is normal.
On average September is the 4th wettest month of the year in Merthyr Tydfil with around 146mm 5.7 inches of rain making it a wet 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 4.6 hours of sunshine per day.
Merthyr Tydfil weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 11°C | 176mm | 3.2hrs | 16.9hrs |
October is a wet month in Merthyr Tydfil and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Merthyr Tydfil for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
October is in the fall / autumn in Merthyr Tydfil and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 7°C (44°F) is normal.
On average October is the 3rd wettest month of the year in Merthyr Tydfil with around 176mm 6.9 inches of rain making it a wet 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 3.2 hours of sunshine per day.
Merthyr Tydfil weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 8°C | 182mm | 2.4hrs | 9.7hrs |
Merthyr Tydfil's weather in November is typically cool and wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Merthyr Tydfil for your holidays. The weather is often not a good and not conducive to spending time outdoors.
November is in the fall / autumn in Merthyr Tydfil and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 9°C (47°F), whilst at night 3°C (38°F) is normal.
On average November is the 2nd wettest month of the year in Merthyr Tydfil with around 182mm 7.1 inches of rain making it a wet 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 2.4 hours of sunshine per day.
Merthyr Tydfil weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 6°C | 212mm | 1.6hrs | 11.1hrs |
December in Merthyr Tydfil is generally very wet with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Merthyr Tydfil for your holidays. The weather is often not a good and not conducive to spending time outdoors.
December is in the winter in Merthyr Tydfil and is typically the warmest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night 2°C (35°F) is normal.
On average December is the wettest month of the year in Merthyr Tydfil with around 212mm 8.4 inches of rain making it a very wet 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 1.6 hours of sunshine per day.
Other monthly averages
Merthyr Tydfil weather stats
| Hottest month: | July | 18.3°C 64.9°F |
|---|---|---|
| Driest month: | July | 93mm 3.7ins |
| Sunniest month: | June | 6.6hrs |
| Coldest month: | February | 5.2°C 41.4°F |
| Wettest month: | December | 212mm 8.3ins |
| Warmest sea: | August | 16.2°C 61.2°F |
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