Your trips
Organise your trips easily with tabs
London
San Salvador
Any date
+ Search
background

San Salvador in January: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in San Salvador in January will be like? Take a look at our weather guide for San Salvador, based on historical data.
Check flight prices to San Salvador on Avionero:
January

Weather in San Salvador in January 2026

Great Weather
Warm
☀️
Sunny
January is an ideal time to visit San Salvador if you're seeking a destination with brilliant weather. Anticipate average maximum temperatures of +29°C and about 22 sunny days, ensuring you'll have ample opportunities to soak up the sunshine. It's worth noting, though, that there may be some rainfall, with approximately 2 mm of precipitation over an average of 3 rainy days. So, prepare your sunglasses, a beach towel, and great walking shoes, as it's most likely going to be amazing weather. Search flights in one click on Avionero.

Average weather

☀️
+29°C
Avg. max. temperature
+13°C
Min.
+35°C
Max.
2 mm
Total precipitation
69%
Avg. humidity
2 m/s
Avg. wind
22 ☀️
Sunny Days
5 ⛅️
Cloudy
3 🌦
Rainy
Our opinion: San Salvador has great weather in January.
Avionero – A better way to search for flights:
Cheapest prices on the market!
Check all your dates and date combinations in a single search!
Want inspiration, set your dates and find the cheapest destinations!
Saves your searches in the browser so you can easily return to them!

Average temperature in San Salvador in January

Here are the expected maximum, average and minimum temperatures in San Salvador for January based on the historical data.
Last Year
Historical Data

Going from a maximum of +32°C during the day to a minimum of +13°C during the night, the temperature in January averages around +29°C.

The average maximum temperature goes up 5% by the end of the month, compared with the beginning of the month, from +29°C to +30°C.

Is San Salvador warm or cold in January?

San Salvador is typically warm in January.

Maximum temperatures go up compared to the previous month from +29°C to +29°C. The minimum temperature also goes up from +19°C to +19°C.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how January is compared to other months in San Salvador:

Climate in San Salvador in January

San Salvador weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+29°C+29°C+30°C
Min. temperature
+12°C+13°C+14°C
Max. temperature
+32°C+35°C+34°C
Rainfall
6 mm2 mm2 mm
Wind
2 m/s2 m/s2 m/s
Humidity
72%69%68%
Air pressure
1013 HPa1013 HPa1013 HPa
Sunny days
202219
Cloudy days
555
Rainy days
534
Snowy days
000

January weather is still as great as in December. The temperature levels stay the same in the area of +29°C for average maximum temperature during the day. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 6 mm to 2 mm. It feels drier, as humidity decreases from 72% to 69%. The average wind speed doesn’t change much during January, staying around 2 m/s. The good news is there are likely to be more sunny days in January, from 20 to 22.

February brings much the same weather, it remains great.

Wind

Wind speed in San Salvador in January based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in San Salvador is gradually increasing during January, going from 1 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in San Salvador based on historical data.
Last Year
Historical Data
Typically, there is a 13% chance of rain on an average day in January, with total rainfall of approximately 10 mm. The maximum amount of rainfall per day is around 6 mm, which is considered light rain. San Salvador is amazing in January with as little as 4 rainy days on average, so plan adventures in the great outdoors.
Here’s how January is compared with other months in the amount of precipitation, total mm:
San Salvador wettest month is September, where a typical day has a 57% chance of precipitation and 336 mm of rainfall per day. January, on the other hand, is the driest month with a mere 10% chance of precipitation and 2 mm of rainfall per day.

How was the weather last January in San Salvador?

This is the weather in San Salvador in January 2024:
1 January
☁️
+29°C
2 January
☁️
+29°C
3 January
☀️
+28°C
4 January
☀️
+28°C
5 January
☁️
+29°C
6 January
☀️
+29°C
7 January
☀️
+28°C
8 January
☁️
+28°C
9 January
☁️
+29°C
10 January
☁️
+28°C
11 January
☀️
+28°C
12 January
☁️
+29°C
13 January
☀️
+29°C
14 January
☀️
+25°C
15 January
☀️
+28°C
16 January
☀️
+27°C
17 January
☀️
+27°C
18 January
☀️
+28°C
19 January
☀️
+28°C
20 January
☀️
+29°C
21 January
☀️
+29°C
22 January
☀️
+28°C
23 January
☀️
+29°C
24 January
☀️
+29°C
25 January
☀️
+31°C
26 January
☀️
+30°C
27 January
☀️
+31°C
28 January
☀️
+32°C
29 January
☀️
+30°C
30 January
☀️
+29°C
31 January
☀️
+30°C
In January 2024 San Salvador had 24 sunny days, 7 cloudy days, and 0 rainy days. The average maximum temperature was +29°C, with an absolute maximum of +32°C and a minimum of +25°C. The average humidity was 75%, with a maximum of 100% and a minimum of 32%. The average wind speed was 2 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in January?

Climate Change over Years

This is how San Salvador climate have been changing during last 43 years period.

The climate in San Salvador in January has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+28°C) and the highest in 2016 (+30°C). The driest year was 2001 with only 1181 mm of rainfall, and the wettest year was 2020 with 3143 mm.

FAQ

Frequently asked questions about the weather in San Salvador in January:

Is January a good time to visit San Salvador?

Yes, January is a great time to go to San Salvador, the weather couldn’t be better. Be ready to get outside, explore and enjoy. Check what other months that are a good time to visit San Salvador.

Can you sunbathe in San Salvador in January?

January is warm in San Salvador. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is San Salvador rainy in January?

San Salvador is usually dry in January. Plan your packing around outdoor activities and exploring.

Is it sunny in San Salvador in January?

Yes, San Salvador is sunny in January. Prepare for lots of rays. Don’t forget to pack your sunglasses and sunscreen, and maybe pick up a wide-brimmed hat when you arrive.

Monthly weather in San Salvador

Source of the data

For this page, we’ve looked at the typical weather in San Salvador, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.