October weather forecast and climate
Sámara, Costa Rica

October, like September, is a hot autumn month in Sámara, Costa Rica, with average temperature varying between 30°C (86°F) and 23°C (73.4°F).

Temperature

The coldest months are September and October, with an average high-temperature of 30°C (86°F).

Rainfall

October is the month with the most rainfall in Sámara, Costa Rica. Rain falls for 21 days and accumulates 398mm (15.7") of precipitation.

Sea temperature

In Sámara, Costa Rica, in October, the average water temperature is 27.9°C (82.2°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In October, the average length of the day in Sámara, Costa Rica, is 11.9h.

Sunshine

Months with the least sunshine in Sámara are September and October, with an average of 5h of sunshine.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index in Sámara. A UV Index of 11, and more, symbolizes an extreme threat to health from unsafe exposure to the UV radiation for the average person.
In October, the average maximum UV index of 12 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What are the coldest months in Sámara?

September and October, with an average high-temperature of 30°C (86°F), are the coldest months in Sámara, Costa Rica.

What is the temperature in October in Sámara?

The average high-temperature, in October, is 30°C (86°F), while the average low-temperature is 23°C (73.4°F).

How many days does it rain in October in Sámara?

In Sámara, Costa Rica, in October, it is raining for 21 days, with typically 398mm (15.7") of accumulated precipitation.

What is the rainiest month in Sámara?

The month with the most rainfall in Sámara is October when the rain falls for 21 days and typically aggregates up to 398mm (15.7") of precipitation.

What is the water temperature in October in Sámara?

In October, the average sea temperature in Sámara is 27.9°C (82.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Sámara have in October?

In Sámara, the average length of the day in October is 11.9h.

What is the month with the least sunshine in Sámara?

September and October, with an average of 5h of sunshine, are months with the least sunshine in Sámara, Costa Rica.

How long on average sun shines in October in Sámara?

In October, the average sunshine in Sámara is 5h.

When is the highest UV index in Sámara?

Months with the highest UV index are February through October, with an average maximum UV index of 12.

What is the UV index reading in October in Sámara?

In Sámara, Costa Rica, the average daily maximum UV index in October is 12. A UV Index of 11, and more, symbolizes an extreme health threat from the exposure to the Sun's UV radiation.
Average temperature in October - Sámara, Costa Rica
  • Average high temperature in October: 30°C

Warmest months (with the highest average high temperature) are February, March and April (33°C).
Months with the lowest average high temperature are September and October (30°C).

  • Average low temperature in October: 23°C

Months with the highest average low temperature are February, March, April and May (24°C).
The coldest month (with the lowest average low temperature) is December (22°C).

Average rainfall in October - Sámara, Costa Rica
  • Average rainfall in October: 398mm

The wettest month (with the highest rainfall) is October (398mm).
The driest month (with the lowest rainfall) is January (0mm).

Average rainfall days in October - Sámara, Costa Rica
  • Average rainfall days in October: 21 days

The month with the highest number of rainy days is September (23 days).
The month with the lowest number of rainy days is March (5 days).

Average sea temperature in October - Sámara, Costa Rica
  • Average sea temperature in October: 27.9°C

The best month for swimming (with the highest average sea temperature) is May (29.4°C).
The coldest month (with the lowest average sea temperature) is January (27.3°C).

Average daylight in October / Average sunshine in October - Sámara, Costa Rica
  • Average daylight in October: 11.9h

The month with the longest days is June (Average daylight: 12.7h).
Months with shortest days are January and December (Average daylight: 11.6h).

  • Average sunshine in October: 5h

Months with most sunshine are January, February, March and April (Average sunshine: 8h).
Months with least sunshine are September and October (Average sunshine: 5).

Average UV index in October - Sámara, Costa Rica
  • Average UV index in October: 12

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).

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