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Weather in San Juan

16:51
22°C ↑ Temperature rising
Few clouds
Feels-like 23° Precipitation 96%
Max / Min
26°C / 20°C
Wind
13 km/h E gentle breeze
Humidity
70%
Pressure
1013 hPa
Visibility
3 km
Sunrise 05:26
Sunset 17:57
⚠️ Active alert Vientos Alisios Acelerados en Costa Rica
Next hours
17:00 22° 84% 18:00 21° 71% 19:00 21° 52%

Tip: Rain likely: take an umbrella.

Updated 8 h ago ·

Sunrise in 4 h 34 min · Waning crescent (25 %)

00:00 to 10:00 Feels like about 21 °C and wind of about 12 km/h.

What this means today

For trips
High chance of rain — bring a waterproof jacket
For drivers
Road conditions with no risk
For the garden
Rain expected — no need to water
For sport
Rain or wind — consider an indoor alternative
For allergy sufferers
Slight
For mushroom foraging
Unfavorable conditions for mushroom growth
For walking the dog
Safe conditions for the walk

Practical effects

The recommendations are indicative: the data may be slightly delayed.

Gardening
10/10
A good day for gardening.
Running
8/10
Ideal conditions for running at 22 °C.
Hiking
8/10
Pleasant conditions for hiking, 22 °C.
Cycling
7/10
Cycling turns out rather fair due to the 22 °C and the 70 % humidity.
Golf
6/10
Golf turns out rather fair due to the 22 °C and the 70 % humidity.
Cool clothing
Forecast reliability: lower

Hourly forecast

  1. 17:00 22°C 84% 8 km/h
  2. 18:00 21°C 71% 10 km/h
  3. 19:00 21°C 52% 11 km/h
  4. 20:00 20°C 29% 11 km/h
  5. 21:00 20°C 12% 12 km/h
  6. 22:00 20°C 7% 12 km/h
  7. 23:00 20°C 9% 11 km/h
  8. 00:00 20°C 10% 11 km/h

Meteogram

7-day forecast

  1. Sat 8.8. Drizzle
    26°C 20°C
    Precipitation 96% 0,5 mm
  2. Today 9.8. Overcast
    26°C 19°C
    Precipitation 25%
  3. Tomorrow 10.8. Drizzle
    26°C 18°C
    Precipitation 100% 0,5 mm
  4. Tue 11.8. Drizzle
    28°C 19°C
    Precipitation 100% 0,6 mm
  5. Wed 12.8. Drizzle
    27°C 19°C
    Precipitation 100% 1,2 mm
  6. Thu 13.8. Drizzle
    28°C 19°C
    Precipitation 100% 0,6 mm
  7. Fri 14.8. Partly cloudy
    28°C 20°C
    Precipitation 98%

Active weather alerts

  • Orange Vientos Alisios Acelerados en Costa Rica IMN Costa Rica Valid until 07:30 10.08.
Details

Additional data

Outdoor comfort Pleasant
Recommendation Ideal conditions for spending time outdoors
Alerts 1 Alerts
Visibility 3 km · Noticeably reduced visibility

Comfort and feel

Feels like 23°C
Humidity 70% The air is humid
Dew point 16,7°C Muggy feel
Cloud cover 48% Partly cloudy

Sun and daylight

05:26 The sun is below the horizon 17:57
Day length 12 h 31 min
Sunrise 05:26
Sunset 17:57

Air and visibility

Air quality Data not available
Visibility 3 km Noticeably reduced visibility
Atmospheric pressure
1013 hPa Steady
UV index 3,1 Moderate
Dew point 16,7°C Muggy feel
Precipitation 0,0 mm No precipitation
Moon Waning crescent Illumination of about 25 %
Wind 13 km/h E Moderate wind · Gusts 36 km/h
Pressure 1013 hPa Steady

Weather radar

Open in the full map

Pollen situation

2
Slight
Pollen is still slight; sensitive people may notice the first symptoms.
Grasses Weeds

Nearby cities

Other places near San Juan.

Colima — Calle Blancos — Guadalupe 22°C Few clouds San José 22°C Partly cloudy

The weather in the region

More cities in San José and the corresponding region page in quick access.

Open region page

Activities suited for today

Weekend outlook →
Barbecue 9 / 10 Ideal Fishing 9 / 10 Ideal Beach 9 / 10 Ideal Running 8 / 10 Good Hiking 8 / 10 Good Cycling 7 / 10 Good

Related pages for San Juan

Regional context
Weather in San José
Regional overview, places in the region and the alert situation for the wider area.
Radar and map
Map and radar for San Juan
Live map with temperature, precipitation and wind layers, plus the radar loop.
Alerts
Alerts for San Juan
Active advisories for the location plus quick access to the alert summary.
COMPARISON
Compare with the surroundings
Compare the current temperature, the day's range, the wind and the precipitation of nearby places.
Topic detail
Forecast
8-day forecast
Topic detail
Alerts
Active weather alerts
Guide
Microclimates and life zones in Costa Rica
Why Costa Rica has so many microclimates, from the Central Valley to Guanacaste, the Caribbean and the cloud forests, and why your local forecast matters.
Guide
How to Read a Weather Radar
Learn what radar colors mean, how radar differs from satellite, what it cannot show, and how to combine radar with the forecast to plan the next few hours.
Guide
Air Quality and the AQI Index
What the air quality index (AQI) means, the main pollutants such as PM2.5, PM10, O₃ and NO₂, the health categories, and how to reduce your exposure.
Colima
Calle Blancos
Guadalupe
San José

Weather terms

What the values on this page mean — humidity, pressure, wind and other terms explained clearly.

Relative humidity Atmospheric pressure Wind speed UV index Visibility Dew point Precipitation

Frequently asked questions about the weather

What is the weather like right now in San Juan?

In San Juan the weather is currently Few clouds with about 22 °C, last updated at 8.8. 08:00.

Will it rain today in San Juan?

According to current data, no notable precipitation is expected in San Juan today.

What is the forecast for the coming days in San Juan?

On this page you will find the forecast for San Juan for the coming days: Sat Drizzle 26/20°C, Sun Overcast 26/19°C, Mon Drizzle 26/18°C.

Where can I find the map and radar for San Juan?

From the San Juan page you quickly reach the weather map and other overviews.

What is the weather typically like in San Juan?

San Juan is located in the San José region. The weather in San Juan depends on geographic location, altitude and the built environment. Conditions can differ from those of neighboring places. Follow the current data directly on this page: we update it regularly from verified sources.