Trelew
Elevation 11 m43.25° S, 65.31° W
When to go?
Mean 22 °C, 2 rain days in the month (14 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 21 °C, 3 rain days in the month (20 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 18 °C, 3 rain days in the month (17 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 14 °C, 3 rain days in the month (17 mm).
Nothing against it.
Mean 10 °C, 3 rain days in the month (16 mm).
Nothing against it.
Mean 7 °C, 4 rain days in the month (18 mm).
Nothing against it.
Mean 6 °C, 3 rain days in the month (12 mm).
Nothing against it.
Mean 9 °C, 3 rain days in the month (11 mm).
Nothing against it.
Mean 11 °C, 3 rain days in the month (14 mm).
Nothing against it.
Mean 15 °C, 3 rain days in the month (12 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 18 °C, 3 rain days in the month (15 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
Mean 20 °C, 2 rain days in the month (14 mm).
Good for
- Ideal to visitTemperature and rain in the ideal range.
The best months are October–March.
What is the climate like?
Temperature and rain
Monthly min and max temperature (°C)
Monthly min and max temperature (°C)
How much it rains
Rain days and how much water
Rain days and how much water
Bars: length = rain days, thickness = mm on a rain day, area = the month's rain. 3 mm a day7 mm a day15 mm a day
Colour = the month's rain: 103060100160250400mm
Daylight hours
Daylight and sky: sunrise, sunset and cloud cover
daylight under a clear sky (average share)daylight under cloud
daylight under a clear sky (average share)daylight under cloud
Times on the 15th of each month, in local time: daylight saving where and when it applies, standard time in the other months.
Effect of climate change
Today's climate (1996–2025) compared with 1961–1990:
In short
Year by year
Temperature of each year
Against 1961–1990 the mean temperature of today (1996–2025) has changed by +0.4 °C; in the last ten years by +0.5 °C. Warmest year: 2020 (+1.0 °C), coldest: 1984 (−1.1 °C).
October and January warmed the most (+0.7 and +0.6 °C), September the least (+0.1 °C). The warm season (above the annual mean of then, 14 °C) begins 5 days earlier and ends 2 days later.
Warming stripes: after an idea by Ed Hawkins (University of Reading), showyourstripes.info, CC BY 4.0.
Rain of each year (% against 1961–1990)
more rain than in 1961–1990less rain
Rain in a year: no clear trend, dry and wet years alternate as before.