5-day weather forecast Buenos Aires Sep 25, 2026

25°15° · Overcast

Weather forecast Buenos Aires Friday Sep 25, 2026: overcast, temperature from 15 °C to 25 °C.

Precipitation probability 19%. Wind up to 3.69 m/s (gusts 11.11 m/s). Air humidity 37–76%, atmospheric pressure 755–760 mm Hg, UV index up to 8.1.

Sunrise 06:38
Sunset 18:51
Full Moon100% illuminated
Moonrise 18:10 · Moonset 05:58
Chart
Table
TimeWeatherTemperatureRain chanceCloud coverHumidityPressureWindUV Index
00:00
Overcast
17 °C19% 99%71%756 mm HgN 351° 3.69 (10.5) m/s0
01:00
Overcast
17 °C19% 100%71%755 mm HgNNW 342° 3.61 (10.61) m/s0
02:00
Clear
17 °C7% 12%70%755 mm HgNNW 348° 3.39 (10.61) m/s0
03:00
Clear
16 °C6% 0%71%755 mm HgNNW 337° 3.5 (10.83) m/s0
04:00
Clear
16 °C6% 0%72%755 mm HgNNW 336° 3.5 (10.92) m/s0
05:00
Clear
16 °C7% 0%73%755 mm HgNNW 335° 3.69 (11.11) m/s0
06:00
Clear
15 °C7% 0%74%755 mm HgNW 310° 3.39 (10.42) m/s0
07:00
Sunny
15 °C8% 10%76%756 mm HgWNW 292° 2.69 (8.69) m/s0
08:00
Overcast
16 °C19% 100%71%757 mm HgNW 305° 3.11 (7.03) m/s0.5
09:00
Overcast
18 °C16% 100%64%758 mm HgW 278° 3.31 (5.81) m/s1.7
10:00
Overcast
20 °C13% 100%57%758 mm HgW 279° 3.31 (5.53) m/s3.6
11:00
Overcast
22 °C11% 100%47%758 mm HgW 259° 3.69 (5.92) m/s5.5
12:00
Overcast
23 °C10% 100%42%757 mm HgSSW 209° 2.61 (4.61) m/s7.2
13:00
Cloudy
24 °C8% 85%41%757 mm HgSSW 204° 2.5 (4.5) m/s8.1
14:00
Overcast
25 °C10% 100%38%757 mm HgS 188° 2.81 (4.81) m/s7.1
15:00
Overcast
25 °C10% 100%37%756 mm HgS 172° 2.11 (3.81) m/s5.4
16:00
Overcast
25 °C10% 100%38%756 mm HgS 172° 2.61 (4.19) m/s3.1
17:00
Overcast
24 °C10% 100%41%757 mm HgS 172° 2.61 (4.31) m/s1.4
18:00
Overcast
23 °C11% 100%45%758 mm HgS 178° 1.81 (4.5) m/s0.4
19:00
Smoky haze
22 °C11% 100%48%758 mm HgS 189° 1.89 (3) m/s0
20:00
Smoky haze
21 °C12% 100%51%759 mm HgS 191° 2.5 (4.81) m/s0
21:00
Smoky haze
20 °C13% 100%55%759 mm HgS 182° 2.61 (4.64) m/s0
22:00
Smoky haze
20 °C14% 100%58%760 mm HgS 173° 2.69 (4.72) m/s0
23:00
Overcast
19 °C14% 100%59%760 mm HgS 174° 2.69 (5.5) m/s0

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.