São Tomé UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index12.3
- Avg Clouds91%
- Max Temp25.4 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in São Tomé, São Tomé and Príncipe 
will reach a high of 12.3 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-18
Hourly Forecast Chart
Today's Safety Tips
Extreme danger! Avoid being in the sun, especially during midday. If you go out, cover up with clothing, a hat, and sunglasses, and use plenty of sunscreen.
São Tomé's UV Index
São Tomé has a high UV index year-round, often ranging from moderate to very high, especially from September to April. Sun exposure is intense most days, requiring caution when outside.
Weather Seasons
The climate is tropical with two main seasons: a rainy season from October to May and a drier season from June to September. Temperatures stay warm all year, averaging around 25-30°C (77-86°F).
São Tomé's Climate
Compared to nearby countries like Gabon and Equatorial Guinea, São Tomé experiences more consistent warmth and humidity due to its island location. Its rainfall is heavier than in many mainland areas, making it lush and green.
Hourly UV Index Trend
See the UV index hour by hour for São Tomé. When the level is high, it's smart to find some shade.
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