Weather forecast for 10 days
Costa Rica

Weather forecast for the weekend

Saturday, 21. Jun

Thunderstorms
05:16

18:00
CST
Thunderstorms
25°C / 18°C
  • Wind: 14km/h S
  • Humidity: 78%
  • Precip. probability: 80%
  • Precipitation: 9mm
  • UV index: 8
On Saturday, in San José, the potential for thunderstorms remains.
The chance of precipitation is high. However, the rainfall will be light. The temperature variation is anticipated to range from a maximum of a warm 25°C to a minimum of an enjoyable 18°C.
On Saturday, the anticipated high will correspond with the regular June temperature of 23.3°C.
Sunrise will be at 05:16 and sunset at 18:00; the daylight will last for 12h and 44min.

Sunday, 22. Jun

Thunderstorms
05:16

18:00
CST
Thunderstorms
24°C / 18°C
  • Wind: 13km/h SSW
  • Humidity: 81%
  • Precip. probability: 71%
  • Precipitation: 20mm
  • UV index: 6
On Sunday, in San José, thunderstorms may develop under unsettled skies.
The likelihood of rainfall is high, and precipitation will be moderate. Temperatures are forecasted to peak at a moderately hot 24°C and drop to a minimum of an enjoyable 18°C.
June's usual high of 23.3°C is anticipated to be matched by the day’s maximum temperature.
Sunrise will be at 05:16 and sunset at 18:00; the daylight will last for 12h and 44min.

Long-term weather forecast

Mon16.Jun
  • 24°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h WSW
  • Humidity: 83%
  • UV index: 6
  • Precip. probability: 100%
  • Precipitation: 0mm
  • 05:14 17:59 CST
Tue17.Jun
  • 25°C
  • 19°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h SW
  • Humidity: 81%
  • UV index: 7
  • Precip. probability: 86%
  • Precipitation: 33mm
  • 05:15 17:59 CST
Wed18.Jun
  • 26°C
  • 19°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h SSW
  • Humidity: 76%
  • UV index: 6
  • Precip. probability: 93%
  • Precipitation: 15mm
  • 05:15 17:59 CST
Thu19.Jun
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Wind: 18km/h ESE
  • Humidity: 71%
  • UV index: 8
  • Precip. probability: 75%
  • Precipitation: 8mm
  • 05:15 18:00 CST
Fri20.Jun
  • 27°C
  • 19°C
Thunderstorms
Thunderstorms
  • Wind: 20km/h E
  • Humidity: 71%
  • UV index: 8
  • Precip. probability: 80%
  • Precipitation: 5mm
  • 05:15 18:00 CST
Sat21.Jun
  • 25°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h S
  • Humidity: 78%
  • UV index: 8
  • Precip. probability: 80%
  • Precipitation: 9mm
  • 05:16 18:00 CST
Sun22.Jun
  • 24°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 13km/h SSW
  • Humidity: 81%
  • UV index: 6
  • Precip. probability: 71%
  • Precipitation: 20mm
  • 05:16 18:00 CST
Mon23.Jun
  • 24°C
  • 19°C
Thunderstorms
Thunderstorms
  • Wind: 15km/h S
  • Humidity: 81%
  • UV index: 3
  • Precip. probability: 62%
  • Precipitation: 30mm
  • 05:16 18:00 CST
Tue24.Jun
  • 24°C
  • 19°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h S
  • Humidity: 80%
  • UV index: 6
  • Precip. probability: 60%
  • Precipitation: 32mm
  • 05:16 18:01 CST
Wed25.Jun
  • 25°C
  • 19°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h SSW
  • Humidity: 80%
  • UV index: 6
  • Precip. probability: 60%
  • Precipitation: 23mm
  • 05:16 18:01 CST
Over the next ten days, stormy skies with frequent lightning are likely each day.
Rainfall is predicted for Tuesday through next Wednesday.
The temperature shift across days will be subtle in the coming days. Expected highs will hover between 24°C and 27°C, while the lowest nighttime temperatures will be also relatively consistent, as the overnight low will fall between 18°C and 20°C.
Thursday and Friday, with the highest temperature of 27°C, will be the warmest days in San José; Monday, Sunday through next Tuesday, with the highest temperature of 24°C, will be the coldest days in San José.
Updated: Jun 16, 2025 @ 07:41:07 UTC
Published by: Weather Atlas | About Us
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