October weather forecast
Sámara, Costa Rica

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Weather in October

October in Sámara, Costa Rica, brings in the heaviest rain of the year with an astonishing 241mm (9.49"), a clear leap from September's rainfall. With relative humidity levels soaring to 85%, it sanctions the city's position firmly within the rainy season. Meanwhile, clouds cover more than half of the sky during this month. While the sea temperature maintains its warmth at approximately 27.9°C (82.2°F), the UV index remains constant at 7. Wind gusts register a small increase, providing a welcome relief amidst the heightened precipitation levels.

Temperature

October, with its average high-temperature of 28.2°C (82.8°F) and an average low-temperature of 23.7°C (74.7°F), holds the record as the coldest month in Sámara.

Heat index

For October, the heat index is calculated to be a tropical 33°C (91.4°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

The most humid month is October, with an average relative humidity of 85%.

Rainfall

October is the month with the most rainfall. Rain falls for 25.6 days and accumulates 241mm (9.49") of precipitation.

Sea temperature

In Sámara, Costa Rica, the average seawater temperature in October is 27.9°C (82.2°F).
Note: For any water activity, temperatures between 25°C (77°F) and 29°C (84.2°F) are deemed excellent and extremely satisfying for enduring periods.

Daylight

In October, the average length of the day is 11h and 55min.
On the first day of October in Sámara, sunrise is at 05:30 and sunset at 17:32. On the last day of the month, sunrise is at 05:32 and sunset at 17:19 CST.

Sunshine

With an average of 7h of sunshine, October has the least sunshine of the year in Sámara.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In October, the maximum UV index of 7 suggests these recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. During bright days, sunglasses that offer UVA and UVB defense are recommended. Notice! The reflection of water and sand increases the UV radiation significantly.
Updated: Jan 26, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the coldest month in Sámara?

Sámara, Costa Rica, reaches its average lowest temperatures in October, measuring 28.2°C (82.8°F) at the peak and 23.7°C (74.7°F) at the lowest.

How hot is October in Sámara?

The high-temperature, in October, in Sámara, records 28.2°C (82.8°F), while the low-temperature is 23.7°C (74.7°F). In October, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 33°C (91.4°F).

What is the most humid month in Sámara?

With an average relative humidity of 85%, October is the most humid month in Sámara, Costa Rica.

What is the average humidity in October in Sámara?

The average relative humidity in October in Sámara is 85%.

What is the rainiest month in Sámara?

October is the month with the most rainfall in Sámara, Costa Rica. Rain falls for 25.6 days and accumulates 241mm (9.49") of precipitation.

How much does it rain in Sámara in October?

In Sámara, during October, the rain falls for 25.6 days and regularly aggregates up to 241mm (9.49") of precipitation.

How warm is the water 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, Costa Rica, the average day length in October is 11h and 55min.

When are sunrise and sunset in October in Sámara?

On the first day of October in Sámara, Costa Rica, sunrise is at 05:30 and sunset at 17:32. On the last day of the month, sunrise is at 05:32 and sunset at 17:19 CST.

What is the month with the least sunshine in Sámara?

With an average of 7h of sunshine, October has the least sunshine of the year.

How long on average sun shines in October in Sámara?

In Sámara, Costa Rica, the average sunshine duration in October is 7h.

What are the months with the highest UV index in Sámara?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Sámara.

What are the months with the lowest UV index in Sámara?

The months with the lowest UV index in Sámara, Costa Rica, are January through December, with an average maximum UV index of 7.

What is the UV index intensity in October in Sámara?

In Sámara, Costa Rica, the average daily maximum UV index in October is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in October
Sámara, Costa Rica

Average temperature in October - Sámara, Costa Rica
  • Average high temperature in October: 28.2°C

The warmest month (with the highest average high temperature) is March (32.4°C).
The month with the lowest average high temperature is October (28.2°C).

  • Average low temperature in October: 23.7°C

The month with the highest average low temperature is May (25.6°C).
The coldest month (with the lowest average low temperature) is January (22.4°C).

Average pressure in October
Sámara, Costa Rica

Average pressure in October - Sámara, Costa Rica
  • Average pressure in October: 1010.2mbar

The month with the highest atmospheric pressure is January (1010.7mbar).
The months with the lowest atmospheric pressure are April and November (1010.1mbar).

Average wind speed in October
Sámara, Costa Rica

Average wind speed in October - Sámara, Costa Rica
  • Average wind speed in October: 7.9km/h

The windiest months (with the highest average wind speed) are January and February (11.9km/h).
The calmest month (with the lowest average wind speed) is September (6.9km/h).

Average humidity in October
Sámara, Costa Rica

Average humidity in October - Sámara, Costa Rica
  • Average humidity in October: 85%

The month with the highest relative humidity is October (85%).
The month with the lowest relative humidity is March (65%).

Average rainfall in October
Sámara, Costa Rica

Average rainfall in October - Sámara, Costa Rica
  • Average rainfall in October: 241mm

The wettest month (with the highest rainfall) is October (241mm).
The driest month (with the least rainfall) is February (3mm).

Average rainfall days in October
Sámara, Costa Rica

Average rainfall days in October - Sámara, Costa Rica
  • Average rainfall days in October: 25.6 days

The month with the highest number of rainy days is August (25.8 days).
The month with the least rainy days is February (2.2 days).

Average sea temperature in October
Sámara, Costa Rica

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 / Average sunshine in October - Sámara, Costa Rica
  • Average daylight in October: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in October: 7h and 0min

The month with the most sunshine is March (Average sunshine: 9h and 54min).
The month with the least sunshine is October (Average sunshine: 7h and 0min).

Average sunshine days in October
Sámara, Costa Rica

Average sunshine days in October - Sámara, Costa Rica
  • Average sunshine days in October: 3.9 days

The month with the most sunshine days is March (26.2 days).
The month with the least sunshine days is October (3.9 days).

Average UV index in October
Sámara, Costa Rica

Average UV index in October - Sámara, Costa Rica
  • Average UV index in October: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in October
Sámara, Costa Rica

Average cloud cover in October - Sámara, Costa Rica
  • Average cloud cover in October: 53

The month with the most cloud cover is October (Cloud cover 53).
The month with the least cloud cover is February (Cloud cover 12).

Average visibility in October
Sámara, Costa Rica

Average visibility in October - Sámara, Costa Rica
  • Average visibility in October: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Sámara, Costa Rica

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