October weather forecast
Rio San Juan, Dominican Republic

Weather in October

October, like September, is a hot autumn month in Rio San Juan, Dominican Republic, with an average temperature ranging between max 31°C (87.8°F) and min 21°C (69.8°F).

Temperature

In October, the average high-temperature is relatively the same as in September - a still hot 31°C (87.8°F). The average low-temperature, is 21°C (69.8°F).

Rainfall

In October, the rain falls for 16 days. Throughout October, 166mm (6.54") of precipitation is accumulated. In Rio San Juan, during the entire year, the rain falls for 162 days and collects up to 1895mm (74.61") of precipitation.

Sea temperature

In October, the average sea temperature is 28.9°C (84°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In October, the average length of the day in Rio San Juan is 11h and 41min.
On the first day of the month, sunrise is at 06:31 and sunset at 18:28. On the last day of October, in Rio San Juan, sunrise is at 06:40 and sunset at 18:06 AST.

Sunshine

In Rio San Juan, the average sunshine in October is 7h.

UV index

In Rio San Juan, Dominican Republic, the average daily maximum UV index in October is 10. A UV Index estimate of 8 to 10 represents a very high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 10 in October transform into the following instructions:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

How much does it rain in Rio San Juan in October?

In October, in Rio San Juan, Dominican Republic, the rain falls for 16 days. Throughout October, 166mm (6.54") of precipitation is accumulated.

What is the sea water temperature in October in Rio San Juan?

In Rio San Juan, Dominican Republic, the average seawater temperature in October is 28.9°C (84°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in October in Rio San Juan?

The average day length in October in Rio San Juan is 11h and 41min.

When are sunrise and sunset in October in Rio San Juan?

On the first day of October in Rio San Juan, sunrise is at 06:31 and sunset at 18:28. On the last day of the month, sunrise is at 06:40 and sunset at 18:06 AST.

How many hours of sunshine does Rio San Juan have in October?

The average sunshine duration in October in Rio San Juan, Dominican Republic, is 7h.

How high is the UV index in October in Rio San Juan?

In Rio San Juan, the average daily maximum UV index in October is 10. A UV Index of 8 to 10 symbolizes a very high health risk from unsafe exposure to Sun's UV rays.
Average rainfall days
Average sunshine
Average UV index

Average temperature in October
Rio San Juan, Dominican Republic

Average temperature in October - Rio San Juan, Dominican Republic
  • Average high temperature in October: 31°C

The warmest months (with the highest average high temperature) are June, July, August and September (32°C).
The months with the lowest average high temperature are January, February and December (28°C).

  • Average low temperature in October: 21°C

The months with the highest average low temperature are June, July, August and September (22°C).
The coldest months (with the lowest average low temperature) are January, February and March (19°C).

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Average rainfall in October
Rio San Juan, Dominican Republic

Average rainfall in October - Rio San Juan, Dominican Republic
  • Average rainfall in October: 166mm

The wettest month (with the highest rainfall) is November (268mm).
The driest month (with the least rainfall) is February (103mm).

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Average rainfall days in October
Rio San Juan, Dominican Republic

Average rainfall days in October - Rio San Juan, Dominican Republic
  • Average rainfall days in October: 16 days

The months with the highest number of rainy days are August and October (16 days).
The month with the least rainy days is April (10 days).

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Average sea temperature in October
Rio San Juan, Dominican Republic

Average sea temperature in October - Rio San Juan, Dominican Republic
  • Average sea temperature in October: 28.9°C

The best month for swimming (with the highest average sea temperature) is September (29.2°C).
The coldest month (with the lowest average sea temperature) is February (25.7°C).

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Average daylight in October /
Average sunshine in October
Rio San Juan, Dominican Republic

Average daylight in October / Average sunshine in October - Rio San Juan, Dominican Republic
  • Average daylight in October: 11h and 41min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 58min).

  • Average sunshine in October: 7h

The months with the most sunshine are June, July and August (Average sunshine: 8h).
The months with the least sunshine are November and December (Average sunshine: 6h).

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Average UV index in October
Rio San Juan, Dominican Republic

Average UV index in October - Rio San Juan, Dominican Republic
  • Average UV index in October: 10

The months with the highest UV index are March, April, May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 7).

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