Antofagasta weather in March
Temperature, sea and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Excellent
Best time to visit: January – December
What is the weather like in Antofagasta in March?
In March, Antofagasta is warm: daytime highs average 22 °C, and nights cool down to about 16 °C. The sea averages 18.9 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 9 hours a day. It hardly ever rains. All in all, March is an excellent month for a holiday in Antofagasta.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 100 | 100 | 95 |
| Day | 23° | 22° | 21° |
| Night | 17° | 16° | 15° |
| Sea | 20° | 19° | 18° |
| Sun | 10 h | 9 h | 8 h |
| Rain days | 0 | 0 | 0 |
More details for March
- Daylight
- 12 h 16 min07:43 – 19:59
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 33 %on averageAll months
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−3America/Santiago
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %98 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in March
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
Antofagasta in March: quick answers
Is Antofagasta hot in March?
Warm rather than hot: in March, daytime highs in Antofagasta average 22 °C and nights cool to about 16 °C.
Can you swim in Antofagasta in March?
Only if you don't mind cold water: in March the sea averages just 18.9 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Antofagasta in March?
It hardly ever rains.
Antofagasta month by month
The whole year in AntofagastaAll destinations: ChileWhere to go in MarchSea temperature in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences