When is the best time to go to Sines

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The chart above shows the best time of year to visit Sines, Portugal. 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 Sines

Sines weather by month

Please note our recommendations for when to visit Sines 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

Sines January weather averages
Temp Rain Sunshine Day length Sea temp
13°C 97mm 5.4hrs 10.8hrs 16°C

Mild and a little damp weather often prevails in Sines during the month of January

Based on weather alone, this is probably a time of year to avoid going to Sines for your holidays. The weather is often not a good and not conducive to spending time outdoors.

January is in the winter in Sines and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 8°C (47°F) is normal.

On average January is the driest month of the year in Sines with around 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.4 hours of sunshine per day.

Sines weather in January »

February

Sines February weather averages
Temp Rain Sunshine Day length Sea temp
14°C 88mm 5.9hrs 11.7hrs 16°C

February in Sines is generally a little damp with the temperature being mild.

Based on weather alone, this is probably a time of year to avoid going to Sines for your holidays. The weather is often not a good and not conducive to spending time outdoors.

February is in the winter in Sines and is typically the 2nd coldest 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 February is the 2nd driest month of the year in Sines with around 88mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.9 hours of sunshine per day.

Sines weather in February »

March

Sines March weather averages
Temp Rain Sunshine Day length Sea temp
16°C 59mm 7.3hrs 12.8hrs 16°C

The weather in March in Sines is characteristically mild and reasonably dry.

Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Sines.

March is in the spring in Sines and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around 17°C (63°F), whilst at night 10°C (49°F) is normal.

On average March is the 3rd driest month of the year in Sines with around 59mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.3 hours of sunshine per day.

Sines weather in March »

April

Sines April weather averages
Temp Rain Sunshine Day length Sea temp
17°C 54mm 8.3hrs 14hrs 16°C

Sines's weather in April is typically mild and reasonably dry in nature.

Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Sines.

April is in the spring in Sines and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 11°C (51°F) is normal.

On average April is the 4th driest month of the year in Sines with around 54mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.3 hours of sunshine per day.

Sines weather in April »

May

Sines May weather averages
Temp Rain Sunshine Day length Sea temp
19°C 34mm 10.1hrs 15.1hrs 18°C

May is a reasonably dry month in Sines and the temperature is generally mild.

Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Sines.

May is in the spring in Sines and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 22°C (71°F), whilst at night 13°C (55°F) is normal.

On average May is the 5th driest month of the year in Sines with around 34mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.1 hours of sunshine per day.

Sines weather in May »

June

Sines June weather averages
Temp Rain Sunshine Day length Sea temp
22°C 19mm 10.9hrs 10.8hrs 19°C

Sines's weather in June is typically warm and dry in nature.

It is perhaps a good month to visit Sines, with some very good weather at this time of year.

June is in the summer in Sines and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 15°C (59°F) is normal.

On average June is the 6th driest month of the year in Sines with around 19mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.9 hours of sunshine per day.

Sines weather in June »

July

Sines July weather averages
Temp Rain Sunshine Day length Sea temp
25°C 3mm 12.3hrs 11.7hrs 20°C

July in Sines is generally very dry with the temperature being warm.

It is perhaps the perfect month to visit Sines, with some inordinately good weather at this time of year.

July is in the summer in Sines and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 17°C (62°F) is normal.

On average July is the 6th wettest month of the year in Sines with around 3mm 0.1 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 12.3 hours of sunshine per day.

Sines weather in July »

August

Sines August weather averages
Temp Rain Sunshine Day length Sea temp
25°C 3mm 11.8hrs 12.8hrs 21°C

The weather in August in Sines is characteristically warm and very dry.

It is perhaps the perfect month to visit Sines, with some very good weather at this time of year.

August is in the summer in Sines and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 17°C (63°F) is normal.

On average August is the 5th wettest month of the year in Sines with around 3mm 0.1 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 11.8 hours of sunshine per day.

Sines weather in August »

September

Sines September weather averages
Temp Rain Sunshine Day length Sea temp
24°C 20mm 9.3hrs 14hrs 21°C

Sines's weather in September is typically warm and dry in nature.

It is perhaps the perfect month to visit Sines, with some particularly good weather at this time of year.

September is in the fall / autumn in Sines and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (80°F), whilst at night 17°C (62°F) is normal.

On average September is the 4th wettest month of the year in Sines with around 20mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.3 hours of sunshine per day.

Sines weather in September »

October

Sines October weather averages
Temp Rain Sunshine Day length Sea temp
20°C 66mm 7.4hrs 15.1hrs 20°C

October is a reasonably dry month in Sines and the temperature is generally warm.

Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Sines.

October is in the fall / autumn in Sines and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 15°C (58°F) is normal.

On average October is the 3rd wettest month of the year in Sines with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.4 hours of sunshine per day.

Sines weather in October »

November

Sines November weather averages
Temp Rain Sunshine Day length Sea temp
16°C 93mm 6hrs 10.8hrs 19°C

Sines's weather in November is typically mild and a little damp in nature.

Based on weather alone, this is probably a time of year to avoid going to Sines for your holidays. The weather is often not a good and not conducive to spending time outdoors.

November is in the fall / autumn in Sines and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 11°C (52°F) is normal.

On average November is the 2nd wettest month of the year in Sines with around 93mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 6 hours of sunshine per day.

Sines weather in November »

December

Sines December weather averages
Temp Rain Sunshine Day length Sea temp
14°C 97mm 5.3hrs 11.7hrs 17°C

December in Sines is generally a little damp with the temperature being mild.

Based on weather alone, this is probably a time of year to avoid going to Sines for your holidays. The weather is often not a good and not conducive to spending time outdoors.

December is in the winter in Sines and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night 9°C (48°F) is normal.

On average December is the wettest month of the year in Sines with around 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.3 hours of sunshine per day.

Sines weather in December »

Other monthly averages

UV index Best time to go?

Sines weather stats

Sines weather statistics
Hottest month: August 27.8°C 82°F
Driest month: July 3mm 0.1ins
Sunniest month: August 11.8hrs
Coldest month: January 14.6°C 58.3°F
Wettest month: January 97mm 3.8ins
Warmest sea: September 21°C 69.8°F
Map showing location of Sines (37.95622, -8.86979) Sines map pin © Google

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