Weather forecast for 10 days
San Diego, Costa Rica

Weather forecast for the weekend

Saturday, 21. Jun

Thunderstorms
05:15

18:00
CST
Thunderstorms
24°C / 17°C
  • Wind: 15km/h S
  • Humidity: 78%
  • Precip. probability: 99%
  • Precipitation: 22mm
  • UV index: 9
On Saturday, in San Diego, unstable atmospheric conditions may lead to thunderstorms.
Elevated precipitation of 22mm is forecasted. Temperature fluctuations between a moderately hot 24°C and a comfortable 17°C are expected.
The predicted daily high is projected to match June's typical maximum of 23°C.
Sunrise will be at 05:15 and sunset at 18:00; the daylight will last for 12h and 44min.

Sunday, 22. Jun

Thunderstorms
05:15

18:00
CST
Thunderstorms
23°C / 17°C
  • Wind: 14km/h SW
  • Humidity: 84%
  • Precip. probability: 92%
  • Precipitation: 46mm
  • UV index: 3
On Sunday, in San Diego, electrical storms are a possibility.
Intense precipitation of 46mm is forecasted. Predicted temperatures will peak at a moderately hot 23°C and dip to a minimum of a breezy 17°C.
Sunday's top temperature is set to align with the common June high of 23°C.
Sunrise will be at 05:15 and sunset at 18:00; the daylight will last for 12h and 44min.

Frequently asked questions

What is the weather forecast for San Diego for Saturday?
On Saturday, the forecast includes possible thunderstorms.
Will it rain on Saturday?
Substantial precipitation of 22mm is predicted with a high probability on Saturday.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 24°C, while the lowest temperature will be 17°C.
What is the weather forecast for San Diego for Sunday?
On Sunday, moderate to strong thunderstorms are in the outlook.
Will it rain on Sunday?
Yes, it will rain on Sunday. Beware - heavy precipitation of 46mm is expected on Sunday.
What will be the maximum temperature on Sunday?
On Sunday, the highest temperature will be 23°C, while the lowest temperature will be 17°C.
What is the weather forecast for San Diego for the next ten days?
In San Diego, stormy conditions are expected on most days for the next ten days.
Will it rain in the next ten days?
With daily precipitation varying from a maximum of 46mm to a minimum of 2mm, rain is predicted every day in San Diego. Sunday, with heavy precipitation of 46mm, will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will range between 23°C and 26°C, while the minimum temperature will range between 17°C and 19°C.
What will be the warmest and the coldest days in San Diego?
Today is the warmest day, with a maximum temperature of 26°C. The coldest days will be Sunday through Tuesday, with a maximum of 23°C.

Long-term weather forecast

Wed18.Jun
  • 26°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 18km/h ESE
  • Humidity: 77%
  • UV index: 9
  • Precip. probability: 62%
  • Precipitation: 4mm
  • 05:15 17:59 CST
Thu19.Jun
  • 25°C
  • 19°C
AM Thunderstorms
AM Thunderstorms
  • Wind: 20km/h E
  • Humidity: 73%
  • UV index: 10
  • Precip. probability: 45%
  • Precipitation: 2mm
  • 05:15 17:59 CST
Fri20.Jun
  • 25°C
  • 18°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 19km/h E
  • Humidity: 73%
  • UV index: 6
  • Precip. probability: 57%
  • Precipitation: 5mm
  • 05:15 17:59 CST
Sat21.Jun
  • 24°C
  • 17°C
Thunderstorms
Thunderstorms
  • Wind: 15km/h S
  • Humidity: 78%
  • UV index: 9
  • Precip. probability: 99%
  • Precipitation: 22mm
  • 05:15 18:00 CST
Sun22.Jun
  • 23°C
  • 17°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h SW
  • Humidity: 84%
  • UV index: 3
  • Precip. probability: 92%
  • Precipitation: 46mm
  • 05:15 18:00 CST
Mon23.Jun
  • 23°C
  • 17°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h S
  • Humidity: 83%
  • UV index: 5
  • Precip. probability: 82%
  • Precipitation: 31mm
  • 05:16 18:00 CST
Tue24.Jun
  • 23°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h S
  • Humidity: 82%
  • UV index: 6
  • Precip. probability: 72%
  • Precipitation: 20mm
  • 05:16 18:00 CST
Wed25.Jun
  • 24°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 13km/h SSW
  • Humidity: 79%
  • UV index: 6
  • Precip. probability: 62%
  • Precipitation: 15mm
  • 05:16 18:00 CST
Thu26.Jun
  • 24°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 14km/h SSW
  • Humidity: 80%
  • UV index: 6
  • Precip. probability: 60%
  • Precipitation: 20mm
  • 05:16 18:01 CST
Fri27.Jun
  • 24°C
  • 18°C
Thunderstorms
Thunderstorms
  • Wind: 15km/h S
  • Humidity: 81%
  • UV index: 6
  • Precip. probability: 60%
  • Precipitation: 22mm
  • 05:17 18:01 CST
For the next ten days, unstable weather with thunderstorms is anticipated daily.
Rain is predicted day-to-day, with daily precipitation varying from a minimal 2mm to a maximum of 46mm.
Fluctuations in temperature will be barely perceptible in the upcoming days. Maximum temperatures will fall between 23°C and 26°C, while the nighttime low will be also mostly stable, as the overnight low will fall between 17°C and 19°C.
Today is the warmest day, with a maximum temperature of 26°C; Sunday through Tuesday, with the highest temperature of 23°C, will be the coldest days.
Updated: Jun 18, 2025 @ 11:47:05 UTC
Published by: Weather Atlas | About Us
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