October weather forecast
Grecia, Costa Rica

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Weather in October

October brings the heaviest rainfall Grecia sees throughout the year at 396mm (15.59"), ushering in a more intense wet climate. Cloud coverage amplifies to 54%. However, the ultraviolet index remains capped at 6, which is beneficial for resident’s skin health. While outdoor activities may seem challenging to plan, the constant showers greatly enhance the lush landscapes the city is known for. Overall, October brings a calming and green atmosphere to the city.

Temperature

Grecia's coldest month, October, generally records average temperatures ranging from a high of 25.4°C (77.7°F) to a low of 18.9°C (66°F).

Humidity

October is the most humid month, with an average relative humidity of 89%.

Rainfall

October is the month with the most rainfall in Grecia. Rain falls for 30.2 days and accumulates 396mm (15.59") of precipitation.

Daylight

In Grecia, the average length of the day in October is 11h and 54min.
On the first day of October, sunrise is at 05:25 and sunset at 17:27. On the last day of the month, sunrise is at 05:27 and sunset at 17:13 CST.

Sunshine

The month with the least sunshine in Grecia, Costa Rica, is October, with an average of 7h of sunshine.

UV index

January through April, June, July, September, October and December, with an average maximum UV index of 6, are months with the highest UV index in Grecia. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 6 in October leads to these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

What month is the coldest in Grecia?

In Grecia, Costa Rica, the lowest temperatures are generally noted in October, averaging a high of 25.4°C (77.7°F) and a low of 18.9°C (66°F).

What are October temperatures in Grecia?

Grecia in October has an average high-temperature of 25.4°C (77.7°F) and an average low-temperature of 18.9°C (66°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in May is evaluated at 32°C (89.6°F).

What is the most humid month in Grecia?

With an average relative humidity of 89%, October is the most humid month in Grecia.

What is the average humidity in October in Grecia?

In Grecia, the average relative humidity in October is 89%.

What is the rainiest month in Grecia?

The month with the most rainfall in Grecia is October, when the rain falls for 30.2 days and typically aggregates up to 396mm (15.59") of precipitation.

How many days does it rain in October in Grecia?

In Grecia, in October, it is raining for 30.2 days, with typically 396mm (15.59") of accumulated precipitation.

What is the average length of the day in October in Grecia?

In Grecia, Costa Rica, the average day length in October is 11h and 54min.

When are sunrise and sunset in October in Grecia?

In October, on the first day of the month, sunrise is at 05:25 and sunset at 17:27. On the last day of the month, sunrise is at 05:27 and sunset at 17:13 CST.

What is the month with the least sunshine in Grecia?

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

How long on average sun shines in October in Grecia?

In Grecia, the average sunshine duration in October is 7h.

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

January through April, June, July, September, October and December, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in October in Grecia?

The average daily maximum UV index in October in Grecia is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Grecia, Costa Rica

Average temperature in October - Grecia, Costa Rica
  • Average high temperature in October: 25.4°C

The warmest months (with the highest average high temperature) are March and April (29.7°C).
The month with the lowest average high temperature is October (25.4°C).

  • Average low temperature in October: 18.9°C

The month with the highest average low temperature is May (19.8°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

Average pressure in October
Grecia, Costa Rica

Average pressure in October - Grecia, Costa Rica
  • Average pressure in October: 1010.7mbar

The month with the highest atmospheric pressure is January (1012.1mbar).
The month with the lowest atmospheric pressure is October (1010.7mbar).

Average wind speed in October
Grecia, Costa Rica

Average wind speed in October - Grecia, Costa Rica
  • Average wind speed in October: 4.1km/h

The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest month (with the lowest average wind speed) is September (3.8km/h).

Average humidity in October
Grecia, Costa Rica

Average humidity in October - Grecia, Costa Rica
  • Average humidity in October: 89%

The month with the highest relative humidity is October (89%).
The month with the lowest relative humidity is March (70%).

Average rainfall in October
Grecia, Costa Rica

Average rainfall in October - Grecia, Costa Rica
  • Average rainfall in October: 396mm

The wettest month (with the highest rainfall) is October (396mm).
The driest month (with the least rainfall) is February (17mm).

Average rainfall days in October
Grecia, Costa Rica

Average rainfall days in October - Grecia, Costa Rica
  • Average rainfall days in October: 30.2 days

The month with the highest number of rainy days is October (30.2 days).
The month with the least rainy days is February (10.3 days).

Average daylight in October /
Average sunshine in October
Grecia, Costa Rica

Average daylight in October / Average sunshine in October - Grecia, 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 30min).

  • Average sunshine in October: 7h and 0min

The month with the most sunshine is March (Average sunshine: 9h and 24min).
The month with the least sunshine is October (Average sunshine: 7h and 0min).

Average sunshine days in October
Grecia, Costa Rica

Average sunshine days in October - Grecia, Costa Rica
  • Average sunshine days in October: 0.6 days

The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is September (0.5 days).

Average UV index in October
Grecia, Costa Rica

Average UV index in October - Grecia, Costa Rica
  • Average UV index in October: 6

The months with the highest UV index are January, February, March, April, June, July, September, October and December (UV index 6).
The months with the lowest UV index are May, August and November (UV index 5).

Average cloud cover in October
Grecia, Costa Rica

Average cloud cover in October - Grecia, Costa Rica
  • Average cloud cover in October: 54

The month with the most cloud cover is October (Cloud cover 54).
The month with the least cloud cover is February (Cloud cover 19).

Average visibility in October
Grecia, Costa Rica

Average visibility in October - Grecia, Costa Rica
  • Average visibility in October: 7km

The months with the highest visibility are February and March (10km).
The months with the lowest visibility are August, September, October and November (7km).

Grecia, Costa Rica

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