Antofagasta weather and climate in 2025
Day
18 °C
Night
11 °C
Sea
16 °C
Precipitation
0 mm
in month
Rainy days
0 days
in month
Daylight
11 hours
average
Sunshine
7 hours
average
Humidity
74 %
Day
18 °C
Night
11 °C
Sea
16 °C
Precipitation
0 mm
in month
Rainy days
0 days
in month
Daylight
11 hours
average
Sunshine
7 hours
average
Humidity
74 %
Overview: Antofagasta
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Weather overview for Antofagasta
Weather overview
Antofagasta, the port city of Chile, enjoys a mild desert climate. Here, annual daytime temperatures pleasantly range from 18 °C (64 °F) in July to 25 °C (77 °F) in January, forging an environment where the sun dominates the sky. While precipitation is a rarity, with annual rainfall amounts seldom surpassing 0 mm (0.01 in), the city witnesses its peak winds in December reaching 5 m/s. Notably, January and February tie as the least rainy months, each only daring to challenge the dry atmosphere on an average of 0 days.
January weather
January in Antofagasta beckons with its warmest daytime temperatures, averaging at 25 °C (77 °F), and inviting ocean waters at around 20 °C (69 °F). The skies generously offer 9 hours of radiant sunshine. The night air cools to a comfortable 18 °C (64 °F), and the rare 1 day rain occurrence makes the month exceedingly dry.
February weather
February maintains Antofagasta's legacy of warm highs, with daytime temperatures averaging 25 °C (77 °F). Sea temperatures nudge a notch higher to 21 °C (69 °F), ensuring comfortable dips. The nights slightly cool down to 18 °C (64 °F). February is as dry as January, evidencing a meager 1 day of rainfall and contributing to the overall dry climate of the city.
March weather
As March heralds the end of summer in Antofagasta, the days stay warm with an average high of 24 °C (75 °F), while the ocean temperature begins to dip to 20 °C (68 °F). The nights offer a cool 17 °C (62 °F), and the number of rainy days stays minimal at 0 days, asserting the persisting aridity.
April weather
April brings a notable change, as daytime temperatures in Antofagasta cool to an average high of 22 °C (71 °F), and the sea becomes crisper at 18 °C (65 °F). Evening lows average at 15 °C (59 °F); meanwhile, April dries up almost entirely with an incredibly scant 0 days of rain.
May weather
May in Antofagasta is characterized by a further decline in temperatures, with daytime highs cooling to 20 °C (67 °F) and nighttime lows to a brisk 13 °C (55 °F). The sea temperature also cools to 17 °C (63 °F), and despite the marginal increase in rainfall to 0 days, the month remains staunchly dry.
June weather
June witnesses a crisp Antofagasta winter settled in with average daytime temperatures around 18 °C (65 °F) and nighttime averages dipping to 11 °C (52 °F). The sea temperature becomes quite cool, measured at 16 °C (61 °F). Rain is still almost unheard of in this month, as Antofagasta registers a sparse 0 days of wet days.
July weather
July's chill is evident as Antofagasta hits its lowest average daytime high of 18 °C (64 °F), while the sea registers a similar chill at 16 °C (60 °F). Night temperatures average a chilly 11 °C (51 °F), and rain is almost nonexistent with July seeing a meager 0 days occurrence.
August weather
August in Antofagasta begins to shake off the winter with average daytime highs steadying at 18 °C (64 °F) and sea temperatures making a slight rebound to 15 °C (60 °F). Evening temps inch up to an average of 12 °C (53 °F). Rain is still an uncommon event, recorded at less than 0 days.
September weather
September's spring arrival in Antofagasta is marked by an uptick in temperatures, boasting an average daytime high of 19 °C (66 °F). The sea starts to warm up moderately at 16 °C (60 °F), and nights begin to be less brisk, averaging 12 °C (54 °F). The frequency of rain remains low at 0 days.
October weather
With October, Antofagasta welcomes warmer days at an average of 20 °C (68 °F) and nights not far behind at 14 °C (57 °F). Sea temperatures climb to 16 °C (61 °F). The city enjoys an unprecedented dryness, with the number of rainy days hitting an annual low of 0 days.
November weather
November's prelude to summer in Antofagasta entices with increasing warmth, averaging 21 °C (70 °F) during the day. The sea temperature gears up for summer at 18 °C (64 °F), while nights offer a mild 15 °C (60 °F). Rainfall continues to be an anomaly, with November accounting for a mere 0 days.
December weather
December witnesses Antofagasta basking in the hearty sun with a daytime average of 23 °C (74 °F). The sea responds in kind at 19 °C (66 °F), while nocturnal temperatures hover around 17 °C (62 °F). Rain remains a distant thought, represented by a scant 0 days. The wind, however, breathes more vigorously, averaging at 5 m/s and marking the windiest month.
FAQs
How often does it rain in Antofagasta during January?
Rain is an infrequent guest in Antofagasta in January, with the city experiencing rain only on about half a day throughout the month.
Is February a dry month in Antofagasta?
Indeed, February in Antofagasta can be described as dry, with barely over a day's worth of rainfall typically expected.
What is the likelihood of experiencing rain in Antofagasta during March?
Rainfall continues to be a rarity in March, with the city expecting rain just under a third of a day on average.
Is Antofagasta's climate considerably cooler in April?
April does mark a transition towards cooler weather in Antofagasta, with daytime temperatures taking a gentle dip.
How does the weather change in Antofagasta in May?
May brings cooler days and nights to Antofagasta, while maintaining its dry climate with very little chance of rain.
What is the temperature range in Antofagasta during June?
In June, the temperatures in Antofagasta range from a mild 18 °C (65 °F) during the day to a cool 11 °C (52 °F) at night.
Are July's temperatures in Antofagasta the coolest of the year?
Yes, July features Antofagasta's coolest daytime temperatures, making it the city's coldest month.
Does August mark the beginning of warmer weather in Antofagasta?
While still cool, August does indicate the start of a gradual warming trend for Antofagasta with stable daytime highs.
What is the typical temperature in Antofagasta during September?
As spring sets in, typical September temperatures in Antofagasta see a comfortable increase to an average daytime high of 19 °C (66 °F).
Does Antofagasta experience much change in weather during October?
October is a transition period where Antofagasta begins to warm up significantly, leading to more pleasant day and nighttime temperatures.
How does the daily temperature change in Antofagasta as summer approaches in November?
With summer on the horizon, the daily temperature in Antofagasta climbs nicely, providing warmer days typical of the coming season.
Does Antofagasta warm up significantly in December?
December signifies a significant warm-up for Antofagasta, catering to the festive summer vibe with its higher temperature averages.
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