When is the best time to go to Guaynabo
The chart above shows the best time of year to visit Guaynabo, Puerto Rico. 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 Guaynabo
Guaynabo weather by month
Please note our recommendations for when to visit Guaynabo 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 |
|---|---|---|---|
| 24°C | 116mm | 8.3hrs | 11.9hrs |
The climate in Guaynabo during January can be summarized as hot, humid and damp.
It is perhaps a good month to visit Guaynabo, with some surprisingly good weather at this time of year.
January is in the winter in Guaynabo and is typically the coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 20°C (68°F) is normal.
On average January is the driest month of the year in Guaynabo with around 116mm 4.5 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 8.3 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 24°C | 82mm | 8.8hrs | 12.3hrs |
February in Guaynabo is generally a little damp with the temperature being hot.
It is perhaps the perfect month to visit Guaynabo, with some particularly good weather at this time of year.
February is in the winter in Guaynabo and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 20°C (68°F) is normal.
On average February is the 2nd driest month of the year in Guaynabo with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.8 hours of sunshine per day.
Guaynabo weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 79mm | 9.6hrs | 12.7hrs |
The weather in March in Guaynabo is characteristically hot, humid and reasonably dry.
It is perhaps the perfect month to visit Guaynabo, with some particularly good weather at this time of year.
March is in the spring in Guaynabo and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 21°C (69°F) is normal.
On average March is the 3rd driest month of the year in Guaynabo with around 79mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.6 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 121mm | 9.4hrs | 13.3hrs |
Guaynabo's weather in April is typically hot, humid and wet in nature.
It is perhaps a good month to visit Guaynabo, with some inordinately good weather at this time of year.
April is in the spring in Guaynabo and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (83°F), whilst at night 21°C (70°F) is normal.
On average April is the 4th driest month of the year in Guaynabo with around 121mm 4.8 inches of rain making it a wet 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 9.4 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 182mm | 8.7hrs | 13.7hrs |
May is a wet, humid month in Guaynabo and the temperature is generally hot.
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 Guaynabo.
May is in the spring in Guaynabo and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (85°F), whilst at night 22°C (72°F) is normal.
On average May is the 5th driest month of the year in Guaynabo with around 182mm 7.1 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 8.7 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 152mm | 9.1hrs | 11.9hrs |
June is a wet, humid month in Guaynabo and the temperature is generally hot.
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 Guaynabo.
June is in the summer in Guaynabo and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (74°F) is normal.
On average June is the 6th driest month of the year in Guaynabo with around 152mm 6 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 9.1 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 180mm | 9.5hrs | 12.3hrs |
July in Guaynabo is generally wet with the temperature being hot.
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 Guaynabo.
July is in the summer in Guaynabo and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 24°C (75°F) is normal.
On average July is the 6th wettest month of the year in Guaynabo with around 180mm 7.1 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 9.5 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 195mm | 9.2hrs | 12.7hrs |
The weather in August in Guaynabo is characteristically hot, humid and wet.
Based on weather alone, this is probably a time of year to avoid going to Guaynabo for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
August is in the summer in Guaynabo and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 24°C (75°F) is normal.
On average August is the 5th wettest month of the year in Guaynabo with around 195mm 7.7 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 9.2 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 188mm | 8.3hrs | 13.3hrs |
Guaynabo's weather in September is typically hot, humid and wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Guaynabo for your holidays. The weather is often not a good and not conducive to spending time outdoors.
September is in the fall / autumn in Guaynabo and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 23°C (74°F) is normal.
On average September is the 4th wettest month of the year in Guaynabo with around 188mm 7.4 inches of rain making it a wet 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 8.3 hours of sunshine per day.
Guaynabo weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 171mm | 7.8hrs | 13.7hrs |
October is a wet, humid month in Guaynabo and the temperature is generally hot.
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 Guaynabo.
October is in the fall / autumn in Guaynabo and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (73°F) is normal.
On average October is the 3rd wettest month of the year in Guaynabo with around 171mm 6.7 inches of rain making it a wet 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 7.8 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 178mm | 7.3hrs | 11.9hrs |
November is a wet, humid month in Guaynabo and the temperature is generally hot.
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 Guaynabo.
November is in the fall / autumn in Guaynabo and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 22°C (72°F) is normal.
On average November is the 2nd wettest month of the year in Guaynabo with around 178mm 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 7.3 hours of sunshine per day.
Guaynabo weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 151mm | 7.6hrs | 12.3hrs |
December in Guaynabo is generally wet with the temperature being hot.
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 Guaynabo.
December is in the winter in Guaynabo and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 21°C (70°F) is normal.
On average December is the wettest month of the year in Guaynabo with around 151mm 5.9 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 7.6 hours of sunshine per day.
Other monthly averages
Guaynabo weather stats
| Hottest month: | August | 30.2°C 86.4°F |
|---|---|---|
| Driest month: | March | 79mm 3.1ins |
| Sunniest month: | March | 9.6hrs |
| Coldest month: | February | 26.9°C 80.4°F |
| Wettest month: | August | 195mm 7.7ins |
| Warmest sea: | September | 29°C 84.2°F |
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