October weather forecast
Sámara, Costa Rica

October

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 proves to be the coldest month, recording an average maximum temperature of 28.2°C (82.8°F) and a minimum temperature of 23.7°C (74.7°F).

Heat index

October's mean heat index is calculated to be a hot 33°C (91.4°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

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

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, in October, the average water temperature is 27.9°C (82.2°F).
Note: Surface water temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as ideal and highly pleasant for extended enjoyment in all water activities.

Daylight

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

Sunshine

The month with the least sunshine is October, with an average of 7h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In October, a regular UV index of 7 translates into these guidelines:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Heads up! The reflection of sand and water notably intensifies UV rays from the Sun.

Frequently asked questions

What part of the year is the coldest?
October, with its high-temperature average of 28.2°C (82.8°F) and a low-temperature average of 23.7°C (74.7°F), is the coldest month.
How hot does it get in October?
An average high-temperature, in October, in Sámara, is 28.2°C (82.8°F) and the average low-temperature is 23.7°C (74.7°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in October is calculated to be 33°C (91.4°F).
What is the most humid month?
October is the most humid month, with an average relative humidity of 85%.
What is the average humidity in October?
The average relative humidity in October is 85%.
What is the rainiest month?
October is the month with the most rainfall. Rain falls for 25.6 days and accumulates 241mm (9.49") of precipitation.
How many days does it rain in October?
In Sámara, in October, it is raining for 25.6 days, with typically 241mm (9.49") of accumulated precipitation.
How warm is the water in October?
In Sámara, the average seawater temperature in October is 27.9°C (82.2°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 Sámara?
In Sámara, the average day length in October is 11h and 55min.
When is the sunrise / sunset in October?
On the first day of October, 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?
October has the least sunshine of the year, with an average of 7h of sunshine.
How many hours of sunshine does Sámara have in October?
The average sunshine duration in October is 7h.
What is the month with the highest UV index?
The months with the highest UV index are January through December, with an average maximum UV index of 7.
When is the lowest UV index?
January through December, with an average maximum UV index of 7, are months with the lowest UV index.
What is the UV index reading in October in Sámara?
In October, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
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).

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