São Tomé
Weather by month
Current –

São Tomé Weather in January

São Tomé in January averages 29°C (84°F) during the day and 26°C (79°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in São Tomé in January

Climate statistics over the past 30 years suggest around 13 days of rain, with 145 mm (5.7 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in São Tomé in January

In January, São Tomé sees high temperatures, with highs of 29°C (84°F). Nights drop to around 26°C (79°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows around 26°C (79°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in São Tomé in January

You can expect a moderate amount of sunlight, with approximately 145 hours. This means a pleasant mix of sun and overcast.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for São Tomé.

São Tomé Temperature in January

Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
42%
Precipitation
145 mm (5.7 in)
Rainy days
13 days
Humidity
85%
Sunshine
145 hours
Percentage Sunshine

São Tomé Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in São Tomé - and find the best time to visit.

Historical weather records for São Tomé in January

Browse day-by-day weather records for São Tomé spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

São Tomé historical weather extremes in January

Based on 19 years of weather observations (2006-2025), these are the most extreme conditions recorded in São Tomé.

  • The warmest day in January was on January 10, 2018, with a maximum of 38°C (100°F).
  • São Tomé experienced its chilliest January day on January 10, 2014, reaching only 26°C (79°F).
  • The lowest overnight temperature recorded in January was 20°C (68°F) (January 10, 2017).

Best Places in São Tomé & Príncipe in January

Find out more about the weather in São Tomé & Príncipe and which places have the best travel conditions in this month. See all of São Tomé & Príncipe in January →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in São Tomé in January

Warm but pleasant conditions in São Tomé in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in São Tomé in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

São Tomé 3-Day Forecast

More climate data for São Tomé

Popular in January

Where to go in January - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.