Formosa
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Formosa Weather in January

January in Formosa brings very high temperatures, with highs of 34°C (93°F) and nights dropping to 23°C (73°F). Rainfall is on the higher side this month, averaging around 124 mm (4.9 in), so keep a rain jacket handy.

Rainfall in Formosa in January

Typically, you can expect about 9 days of rain this month, with 124 mm (4.9 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Formosa in January

January in Formosa brings very high temperatures, with highs of 34°C (93°F) and nights around 23°C (73°F). It's usually most comfortable outside during the morning and later in the day. At 23°C (73°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference. Although these are average temperatures, some days can be hotter. Wear cool, breathable clothing and protect yourself from the sun.

Sunshine in Formosa in January

With approximately 280 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

January in Formosa has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

Formosa Temperature in January

Min Temperature
23°C (73°F)
Max Temperature
34°C (93°F)
Chance of Rain
30%
Precipitation
124 mm (4.9 in)
Rainy days
9 days
Humidity
71%
Sunshine
280 hours
Percentage Sunshine
66%

Formosa Weather by Month

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

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Formosa typically stay consistent throughout January, with daily highs averaging around 34°C (93°F). Nights are warm, with lows around 23°C (73°F).

Average temperatures in January

Daily Historical Precipitation

51-year average (1976-2026)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in January

Historical weather records for Formosa in January

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

Formosa historical weather extremes in January

Our historical data for Formosa spans 1990 to 2025, revealing these weather extremes.

  • On January 23, 2022, temperatures climbed to 42°C (108°F), marking the warmest January day on record.
  • On January 18, 1990, Formosa saw its coldest January day with temperatures maxing out at 22°C (72°F).
  • The coldest night in January in Formosa was on January 18, 1991, with a minimum of 13°C (55°F).

Best Places in Argentina in January

Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina 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 Formosa in January

Pack for serious heat in Formosa in January. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Formosa in January

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

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Formosa 3-Day Forecast

More climate data for Formosa

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.