San José
January
Weather in San José for January 2025
Your guide to San José weather in January - trends and predictions
The forecast for the next days in San José predicts temperatures to be around 22 °C, close to the historical average.
In general, the average temperature in San José at the beginning of January is 22 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25.4 °C by the end of January.
San José experiences moderate rainfall in January, with an average of 8 rainy days and a total precipitation of 21.1 mm.
Temperatures
Rain 🌧️
23
Dry days
8
Rainy days
0
Snow days
25°/13°
Temperatures
9 km/h
Avg max wind
80 %
Avg humidity
San José in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2 20° | 3 21° | 4 21° | 5 24° | ||
| 6 24° | 7 24° | 8 23° | 9 25° | 10  26° | 11 27° | 12 26° |
| 13  25° | 14 25° | 15 25° | 16 26° | 17 25° | 18 25° | 19 27° |
| 20 25° | 21 26° | 22 25° | 23 26° | 24 27° | 25 26° | 26 25° |
| 27 24° | 28 24° | 29  27° | 30 26° | 31 26° |
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Temperatures trend during January in San José
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. | Patchy rain possible | 20° /14° | 2.9 mm | 4 | |
| 2 Jan. | Patchy rain possible | 20° /14° | 2.3 mm | 4 | |
| 3 Jan. | Patchy rain possible | 21° /14° | 1.4 mm | 4 | |
| 4 Jan. | Patchy rain possible | 21° /14° | 1.1 mm | 4 | |
| 5 Jan. | Patchy rain possible | 24° /14° | 0.6 mm | 4 | |
| 6 Jan. | Patchy rain possible | 24° /14° | 1.8 mm | 4 | |
| 7 Jan. | Patchy rain possible | 24° /14° | 0.6 mm | 4 | |
| 8 Jan. | Patchy rain possible | 23° /14° | 2.1 mm | 4 | |
| 9 Jan. | Patchy rain possible | 25° /14° | 0.1 mm | 4 | |
| 10 Jan. | Cloudy | 26° /14° | 0.6 mm | 6 | |
| 11 Jan. | Patchy rain possible | 27° /12° | 1 mm | 6 | |
| 12 Jan. | Patchy rain possible | 26° /14° | 1.1 mm | 6 | |
| 13 Jan. | Overcast | 25° /14° | 1.6 mm | 6 | |
| 14 Jan. | Patchy rain possible | 25° /12° | 0.7 mm | 6 | |
| 15 Jan. | Patchy rain possible | 25° /12° | 1.3 mm | 6 | |
| 16 Jan. | Overcast | 26° /12° | 0.3 mm | 6 | |
| 17 Jan. | Patchy rain possible | 25° /14° | 0.4 mm | 6 | |
| 18 Jan. | Patchy rain possible | 25° /14° | 0.3 mm | 6 | |
| 19 Jan. | Overcast | 27° /13° | 0.3 mm | 6 | |
| 20 Jan. | Overcast | 25° /12° | 0.3 mm | 6 | |
| 21 Jan. | Overcast | 26° /12° | 0.2 mm | 6 | |
| 22 Jan. | Patchy rain possible | 25° /13° | 0.7 mm | 6 | |
| 23 Jan. | Patchy rain possible | 26° /14° | 0.8 mm | 6 | |
| 24 Jan. | Patchy rain possible | 27° /13° | 0.8 mm | 6 | |
| 25 Jan. | Patchy rain possible | 26° /13° | 1.2 mm | 6 | |
| 26 Jan. | Patchy rain possible | 25° /13° | 0.9 mm | 6 | |
| 27 Jan. | Overcast | 24° /13° | 0.9 mm | 6 | |
| 28 Jan. | Patchy rain possible | 24° /13° | 0.8 mm | 6 | |
| 29 Jan. | Partly cloudy | 27° /12° | 0.4 mm | 7 | |
| 30 Jan. | Cloudy | 26° /12° | 0.2 mm | 6 | |
| 31 Jan. | Partly cloudy | 26° /13° | 0.9 mm | 7 | |
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Important Notice
Our weather forecast for San José in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the San José forecast closer to your planned date for the most up-to-date weather information.
San José in January - FAQ
What are the expected maximum and minimum temperatures in San José during January?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San José during January?
In January, San José can expect light to moderate rainfall, totaling 21.1 mm across approximately 8 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in San José during January?
The average wind speed in San José during January is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in San José
Explore the daily rainfall trends and prepare for San Josés January weather 💧
UV exposure in San José during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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