San José/Tomorrow · Friday, September 18
Will It Rain Tomorrow in San José?
YES.
It's going to rain.
Rain likely 12 PM - 11 PM.
Most likely 12 PM - 11 PM
- Rain chance
- 87% chance
- Expected rain
- 4.1 mm
- Temperature range
- 15° / 23°C
When?
Tomorrow as a timeline. Taller bars mean higher rain chance and more expected rain.
12 AM6 AM12 PM6 PM12 AM
6 PM
68% rain · 0.5 mm · 17°C
Hourly rain details
- 12 AM: 31%, <0.1 mm
- 1 AM: 39%, <0.1 mm
- 2 AM: 38%, <0.1 mm
- 4 AM: 31%, <0.1 mm
- 5 AM: 36%, <0.1 mm
- 6 AM: 38%, <0.1 mm
- 7 AM: 30%, <0.1 mm
- 11 AM: 27%, 0.1 mm
- 12 PM: 42%, 0.4 mm
- 1 PM: 62%, 0.9 mm
- 2 PM: 65%, 0.8 mm
- 3 PM: 55%, 0.3 mm
- 4 PM: 52%, 0.3 mm
- 5 PM: 67%, 0.6 mm
- 6 PM: 68%, 0.5 mm
- 7 PM: 43%, <0.1 mm
- 8 PM: 43%, <0.1 mm
- 9 PM: 43%, <0.1 mm
- 10 PM: 43%, <0.1 mm
- 11 PM: 43%, <0.1 mm
BRING IT.
Rain is most likely 12 PM - 11 PM. Peak: 68% at 6 PM.
By time of day
Overnight
Mostly dry
39%
Morning
Mostly dry
38%
Afternoon
Rain
67%
Evening
Rain
68%
Supporting weather details
- Temperature
- 15° → 23°C
- Rain chance
- 87%
- Expected rain
- 4.1 mm
- Wind
- 8 km/h
Rain scale
How to read tomorrow's precipitation.
DRY
DRIZZLE
RAIN
HEAVY
STORM
Best dry window
8 AM - 10 AM
Longest stretch with low rain risk. Useful for errands, walks, or commuting.
Will it rain tomorrow in San José?
Yes, it is expected to rain tomorrow in San José, Costa Rica. Chance about 87% with 4.1 mm forecast. Temperatures 15-23°C.
When will it rain tomorrow?
Rain is most likely 12 PM - 11 PM, peaking around 6 PM (68% chance).
Tomorrow by time of day
- Overnight: Mostly dry (39% chance)
- Morning: Mostly dry (38% chance)
- Afternoon: Rain (67% chance)
- Evening: Rain (68% chance)
Frequently asked questions
- Will it rain tomorrow morning in San José?
- Mostly dry. Morning rain chance peaks around 38%.
- Will it rain tomorrow afternoon in San José?
- Rain. Afternoon rain chance peaks around 67%.
- Will it rain tomorrow evening in San José?
- Rain. Evening rain chance peaks around 68%.
- What is the chance of rain tomorrow in San José?
- About 87%, with 4.1 mm of precipitation expected.