Acajutla Weather in January
January in Acajutla averages 30°C (86°F) during the day and 24°C (75°F) at night. With just 3.6 mm (0.1 in) of rainfall on average, it doesn't get much drier than this.
Rainfall in Acajutla in January
Conditions tend to be dry and settled, making it a good month for outdoor plans. Past climate data indicates that roughly 4 days will see rain, totalling around 3.6 mm (0.1 in) for the month. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.
Temperature in Acajutla in January
January in Acajutla is generally perfect, with days reaching 30°C (86°F) and nights settling around 24°C (75°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Acajutla in January
With approximately 305 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Average water temperature in January
At 28°C (82°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit El Salvador, check out our Acajutla's climate page.
Acajutla Temperature in January
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Water Temperature
28°C (82°F)
Chance of Rain
12%
Precipitation
3.6 mm (0.1 in)
Rainy days
4 days
Humidity
69%
Sunshine
305 hours
Percentage Sunshine
Daily Historical Temperatures
32-year average (1985-2026)
Based on our historical records, temperatures in Acajutla typically stay consistent throughout January, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 20°C (68°F).
Average temperatures in January
Daily Historical Precipitation
32-year average (1985-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Acajutla in January
Browse day-by-day weather records for Acajutla spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Acajutla historical weather extremes in January
Our historical data for Acajutla spans 2002 to 2025, revealing these weather extremes.
- The warmest day in January was on January 28, 2021, with a maximum of 37°C (99°F).
- The coldest January day was on January 9, 2002, with a maximum of 23°C (73°F).
- Acajutla registered its coldest January night on January 12, 2010, with temperatures dropping to 13°C (55°F).
Best Places in El Salvador in January
Find out more about the weather in El Salvador and which places have the best travel conditions in this month. See all of El Salvador in January →
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What to Wear in Acajutla in January
Warm but pleasant conditions in Acajutla 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. Dry conditions mean you won't need to worry about rain protection. With water temperatures around 28°C (82°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Acajutla in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit El Salvador, check out our Acajutla's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Acajutla climate overview or explore weather in El Salvador.
