Weather forecast for 10 days
Poás, Costa Rica

Weather forecast for the weekend

Saturday, 10. May

Thunderstorms
05:15

17:51
CST
Thunderstorms
27°C / 21°C
  • Wind: 19km/h S
  • Humidity: 75%
  • Precip. probability: 74%
  • Precipitation: 3mm
  • UV index: 11
Today, on Saturday, 10th of May, moderate to strong thunderstorms are in the outlook.
Minimal precipitation is expected. Temperature is predicted to swing from a high of a moderately hot 27°C to a low of a delightful 21°C.
The maximum heat index, which combines air temperature and relative humidity, is calculated to be 29°C.
Today's peak is forecasted to reflect the usual May high temperature of 27.7°C.
Sunrise was at 05:15 and sunset will be at 17:51; the daylight will last for 12h and 35min.

Sunday, 11. May

Thunderstorms
05:15

17:51
CST
Thunderstorms
29°C / 22°C
  • Wind: 19km/h ESE
  • Humidity: 69%
  • Precip. probability: 81%
  • Precipitation: 8mm
  • UV index: 9
Tomorrow, storm systems may continue to produce thunderstorms.
With a high probability, light precipitation is forecasted. The temperature variation is predicted to range from a maximum of a moderately hot 29°C to a minimum of an agreeable 22°C.
The maximum heat index, which adjusts the air temperature based on humidity, is assessed at a hot 33°C. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Tomorrow's temperature is anticipated to match May's standard peak of 27.7°C.
Sunrise will be at 05:15 and sunset at 17:51; tomorrow's daylight will last for 12h and 36min.

Frequently asked questions

What is the weather forecast for Poás for tomorrow?
On Sunday, in Poás, storm chances remain present.
Will it rain tomorrow?
Light precipitation of 8mm is predicted. The possibility of rainfall is high at 81%.
What will be the maximum temperature tomorrow in Poás?
Tomorrow, the maximum temperature in Poás will be 29°C, while the minimum temperature will be 22°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is calculated to be 33°C.
Tomorrow, the maximum temperature will be in line with the average highest temperature in May. The lowest temperature tomorrow will be moderately higher than the average low temperature.
When are sunrise and sunset tomorrow?
On Sunday, in Poás, sunrise will be at 05:15 and sunset at 17:51 (CST).
How long will the day be tomorrow?
Tomorrow, the daylight will last for 12h and 36min.
What is the weather forecast for Poás for the next ten days?
In Poás, stormy skies are forecasted day to day for the next ten days.
Will it rain in the next ten days?
With daily precipitation varying from a minimum of 3mm to a maximum of 25mm, rain is forecasted every day in Poás. With high precipitation of 25mm, Wednesday will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 26°C and 29°C, while the minimum temperature will range between 20°C and 22°C.
Including the humidity's impact, the maximum feel-like temperature will vary between 26°C and 33°C.
What will be the hottest and the coldest days?
The hottest days will be Sunday and Monday, with a maximum of 29°C. The coldest day will be Friday, with a maximum of 26°C.

Long-term weather forecast

Sat10.May
  • 27°C
  • 21°C
Thunderstorms
Thunderstorms
  • Wind: 19km/h S
  • Humidity: 75%
  • UV index: 11
  • Precip. probability: 74%
  • Precipitation: 3mm
  • 05:15 17:51 CST
Sun11.May
  • 29°C
  • 22°C
Thunderstorms
Thunderstorms
  • Wind: 19km/h ESE
  • Humidity: 69%
  • UV index: 9
  • Precip. probability: 81%
  • Precipitation: 8mm
  • 05:15 17:51 CST
Mon12.May
  • 29°C
  • 22°C
Thunderstorms
Thunderstorms
  • Wind: 18km/h ESE
  • Humidity: 70%
  • UV index: 9
  • Precip. probability: 92%
  • Precipitation: 6mm
  • 05:15 17:51 CST
Tue13.May
  • 28°C
  • 21°C
Thunderstorms
Thunderstorms
  • Wind: 17km/h ESE
  • Humidity: 74%
  • UV index: 9
  • Precip. probability: 94%
  • Precipitation: 13mm
  • 05:14 17:51 CST
Wed14.May
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Wind: 17km/h ESE
  • Humidity: 75%
  • UV index: 9
  • Precip. probability: 92%
  • Precipitation: 25mm
  • 05:14 17:51 CST
Thu15.May
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Wind: 16km/h SSE
  • Humidity: 74%
  • UV index: 9
  • Precip. probability: 82%
  • Precipitation: 22mm
  • 05:14 17:52 CST
Fri16.May
  • 26°C
  • 20°C
Thunderstorms
Thunderstorms
  • Wind: 15km/h SE
  • Humidity: 77%
  • UV index: 7
  • Precip. probability: 73%
  • Precipitation: 14mm
  • 05:14 17:52 CST
Sat17.May
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Wind: 17km/h SE
  • Humidity: 74%
  • UV index: 11
  • Precip. probability: 63%
  • Precipitation: 12mm
  • 05:14 17:52 CST
Sun18.May
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Wind: 17km/h SE
  • Humidity: 72%
  • UV index: 11
  • Precip. probability: 60%
  • Precipitation: 10mm
  • 05:14 17:52 CST
Mon19.May
  • 28°C
  • 20°C
Thunderstorms
Thunderstorms
  • Wind: 17km/h SE
  • Humidity: 73%
  • UV index: 11
  • Precip. probability: 60%
  • Precipitation: 10mm
  • 05:13 17:53 CST
For the next ten days, thunderstorms are anticipated daily.
Rain is forecasted day-to-day, with daily precipitation varying from a minimal 3mm to a maximum of 25mm.
The high temperatures are expected to remain largely stable in the coming days. Expected highs will hover between 26°C and 29°C, while the overnight low will be also nearly unchanged, as the minimum temperature will fluctuate between 20°C and 22°C.
With a maximum temperature of 29°C, Sunday and Monday will be the hottest days in Poás; Friday will be the coldest day, with the highest temperature of 26°C.
Including the humidity's impact, the maximum feel-like temperature may increase and range between 26°C and a tropical 33°C.
Updated: May 10, 2025 @ 14:30:31 UTC
Published by: Weather Atlas | About Us
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