San Jose, Costa Rica Hourly Forecast
San Jose temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 PM - around 72°
- Coolest hour: 5 AM - around 58°
- Highest rain chance: 5 PM (78%) - pack accordingly
- UV peak: 11 AM at index 12 - sun protection recommended
- Windiest: 11 AM at 5 mph
San Jose hourly weather - Tuesday, September 15
In San Jose, expect a high near 63°F (17°C) around 4 PM and a low of 60°F (15°C) near 11 PM; precipitation risk peaks at 78% around 5 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 4 PM | Light rain shower | 63° | 65° | 72% | 4 mph ENE | 98% | 0 | |
| 5 PM | Light rain shower | 63° | 64° | 78% | 5 mph ENE | 98% | 0 | |
| 6 PM | Mist | 62° | 63° | 44% | 4 mph E | 97% | 0 | |
| 7 PM | Mist | 61° | 63° | 48% | 4 mph E | 96% | 0 | |
| 8 PM | Light rain shower | 61° | 62° | 46% | 4 mph E | 96% | 0 | |
| 9 PM | Light rain shower | 60° | 61° | 49% | 4 mph E | 95% | 0 | |
| 10 PM | Light rain shower | 60° | 60° | 49% | 4 mph ENE | 96% | 0 | |
| 11 PM | Light rain shower | 60° | 60° | 49% | 4 mph ENE | 96% | 0 |
San Jose hourly weather - Wednesday, September 16
In San Jose, expect a high near 72°F (22°C) around 1 PM and a low of 58°F (14°C) near 5 AM; precipitation risk peaks at 65% around 4 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Mist | 60° | 60° | 38% | 4 mph ENE | 96% | 0 | |
| 1 AM | Mist | 60° | 60° | 39% | 4 mph ENE | 96% | 0 | |
| 2 AM | Fog | 59° | 60° | 42% | 4 mph ENE | 97% | 0 | |
| 3 AM | Fog | 59° | 60° | 42% | 4 mph ENE | 98% | 0 | |
| 4 AM | Fog | 58° | 59° | 42% | 4 mph ENE | 98% | 0 | |
| 5 AM | Fog | 58° | 58° | 42% | 4 mph ENE | 97% | 0 | |
| 6 AM | Mist | 59° | 59° | 23% | 4 mph ENE | 96% | 0 | |
| 7 AM | Partly Cloudy | 62° | 63° | 20% | 4 mph ENE | 92% | 1 | |
| 8 AM | Overcast | 65° | 66° | 25% | 5 mph ENE | 85% | 3 | |
| 9 AM | Overcast | 64° | 65° | 26% | 4 mph ENE | 87% | 5 | |
| 10 AM | Cloudy | 65° | 65° | 20% | 5 mph NE | 85% | 7 | |
| 11 AM | Cloudy | 71° | 71° | 13% | 5 mph NE | 71% | 12 | |
| 12 PM | Patchy rain nearby | 72° | 72° | 17% | 5 mph NE | 68% | 10 | |
| 1 PM | Light rain shower | 72° | 73° | 41% | 5 mph ENE | 70% | 7 | |
| 2 PM | Light rain shower | 68° | 70° | 60% | 4 mph NE | 86% | 2 | |
| 3 PM | Light rain shower | 65° | 67° | 64% | 4 mph NE | 94% | 1 | |
| 4 PM | Light rain shower | 64° | 65° | 65% | 5 mph NE | 96% | 0 | |
| 5 PM | Light rain shower | 62° | 64° | 61% | 4 mph NE | 98% | 0 | |
| 6 PM | Light rain shower | 62° | 63° | 60% | 4 mph ENE | 98% | 0 | |
| 7 PM | Light rain shower | 62° | 63° | 61% | 4 mph ENE | 98% | 0 | |
| 8 PM | Mist | 61° | 62° | 49% | 5 mph ENE | 96% | 0 | |
| 9 PM | Light rain shower | 61° | 62° | 51% | 5 mph ENE | 96% | 0 | |
| 10 PM | Mist | 61° | 61° | 38% | 5 mph ENE | 95% | 0 | |
| 11 PM | Mist | 60° | 61° | 38% | 4 mph ENE | 95% | 0 |
San Jose hourly weather - Thursday, September 17
In San Jose, expect a high near 72°F (22°C) around 10 AM and a low of 59°F (15°C) near 3 AM; precipitation risk peaks at 62% around 3 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Mist | 60° | 61° | 41% | 4 mph ENE | 96% | 0 | |
| 1 AM | Mist | 60° | 60° | 40% | 5 mph ENE | 96% | 0 | |
| 2 AM | Mist | 60° | 60° | 39% | 5 mph ENE | 96% | 0 | |
| 3 AM | Fog | 59° | 60° | 42% | 4 mph ENE | 97% | 0 | |
| 4 AM | Fog | 60° | 60° | 43% | 4 mph ENE | 97% | 0 | |
| 5 AM | Fog | 60° | 61° | 43% | 4 mph ENE | 98% | 0 | |
| 6 AM | Fog | 60° | 61° | 43% | 4 mph ENE | 98% | 0 | |
| 7 AM | Patchy rain nearby | 63° | 64° | 31% | 4 mph ENE | 92% | 1 | |
| 8 AM | Patchy rain nearby | 66° | 67° | 21% | 4 mph ENE | 84% | 4 | |
| 9 AM | Patchy rain nearby | 70° | 71° | 17% | 5 mph NE | 76% | 7 | |
| 10 AM | Patchy rain nearby | 72° | 73° | 13% | 5 mph NE | 70% | 10 | |
| 11 AM | Patchy rain nearby | 70° | 71° | 25% | 6 mph NE | 75% | 10 | |
| 12 PM | Light rain shower | 68° | 70° | 38% | 5 mph NNE | 81% | 6 | |
| 1 PM | Light rain shower | 68° | 69° | 40% | 5 mph NNE | 85% | 6 | |
| 2 PM | Light rain shower | 69° | 70° | 43% | 5 mph NNE | 83% | 5 | |
| 3 PM | Light rain shower | 67° | 69° | 62% | 5 mph NE | 86% | 3 | |
| 4 PM | Light rain shower | 64° | 67° | 62% | 4 mph NE | 96% | 1 | |
| 5 PM | Light rain shower | 64° | 66° | 49% | 4 mph NE | 98% | 0 | |
| 6 PM | Fog | 63° | 66° | 54% | 4 mph ENE | 98% | 0 | |
| 7 PM | Fog | 63° | 65° | 47% | 4 mph ENE | 99% | 0 | |
| 8 PM | Fog | 62° | 64° | 44% | 4 mph ENE | 98% | 0 | |
| 9 PM | Mist | 61° | 62° | 42% | 4 mph ENE | 96% | 0 | |
| 10 PM | Mist | 60° | 61° | 37% | 4 mph ENE | 96% | 0 | |
| 11 PM | Mist | 61° | 61° | 37% | 4 mph ENE | 96% | 0 |
Quick answers for the hours ahead
What is the warmest hour in San Jose today?
Will it rain in San Jose tonight?
When is the UV index highest in San Jose today?
San Jose hour-by-hour: what to expect
Over the next 24 hours in San Jose, temperatures range from 58°F (14°C) around 5 AM up to 72°F (22°C) near 1 PM - about 5°F (3°C) below the typical September high of 77°F (25°C).
Precipitation is a real possibility: the chance of rain peaks at 78% around 5 PM. UV reaches 12 (11 AM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the San Jose 14-day forecast or the monthly climate averages.