Buenos Aires
May
Weather in Buenos Aires for May 2025
Your guide to Buenos Aires weather in May - trends and predictions
In general, the average temperature in Buenos Aires at the beginning of May is 18.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.7 °C by the end of May.
With an average of 4 rainy days, Buenos Aires experiences minimal rainfall in May, ensuring that most days remain pleasantly dry.
Is May a good time to visit Buenos Aires? check out the best time to travel to Buenos Aires page.
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27
Dry days
4
Rainy days
0
Snow days
19°/10°
Temperatures
18 km/h
Avg max wind
72 %
Avg humidity
Buenos Aires in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2 16° | 3 16° | 4 20° | |||
| 5  20° | 6 19° | 7  18° | 8 20° | 9  16° | 10 17° | 11 16° |
| 12 16° | 13 17° | 14 18° | 15 18° | 16 19° | 17 18° | 18 16° |
| 19  15° | 20 15° | 21 16° | 22  17° | 23 17° | 24 15° | 25 15° |
| 26 15° | 27  13° | 28 13° | 29 14° | 30 16° | 31 17° |
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Temperatures trend during May in Buenos Aires
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Sunny | 18° /13° | 0.1 mm | 6 | |
| 2 May | Sunny | 16° /9° | 0.6 mm | 5 | |
| 3 May | Sunny | 16° /10° | 0 mm | 5 | |
| 4 May | Sunny | 20° /12° | 0.1 mm | 6 | |
| 5 May | Moderate or heavy rain shower | 20° /15° | 9.6 mm | 5 | |
| 6 May | Moderate or heavy rain shower | 19° /15° | 21 mm | 5 | |
| 7 May | Overcast | 18° /15° | 1.6 mm | 5 | |
| 8 May | Sunny | 20° /12° | 2.2 mm | 6 | |
| 9 May | Partly cloudy | 16° /9° | 0 mm | 5 | |
| 10 May | Overcast | 17° /12° | 0 mm | 4 | |
| 11 May | Partly cloudy | 16° /10° | 0.1 mm | 5 | |
| 12 May | Sunny | 16° /10° | 1.5 mm | 5 | |
| 13 May | Partly cloudy | 17° /10° | 0 mm | 6 | |
| 14 May | Sunny | 18° /11° | 0 mm | 5 | |
| 15 May | Sunny | 18° /10° | 0 mm | 6 | |
| 16 May | Sunny | 19° /12° | 0 mm | 6 | |
| 17 May | Overcast | 18° /12° | 0.1 mm | 5 | |
| 18 May | Overcast | 16° /12° | 0 mm | 5 | |
| 19 May | Heavy rain at times | 15° /12° | 7.1 mm | 4 | |
| 20 May | Overcast | 15° /10° | 0.2 mm | 5 | |
| 21 May | Moderate or heavy rain shower | 16° /12° | 1.4 mm | 4 | |
| 22 May | Patchy rain possible | 17° /13° | 0.9 mm | 5 | |
| 23 May | Patchy rain possible | 17° /13° | 1.8 mm | 5 | |
| 24 May | Moderate or heavy rain shower | 15° /13° | 33.3 mm | 4 | |
| 25 May | Moderate or heavy rain shower | 15° /11° | 24.4 mm | 5 | |
| 26 May | Moderate or heavy rain shower | 15° /11° | 9.8 mm | 5 | |
| 27 May | Cloudy | 13° /9° | 0.1 mm | 4 | |
| 28 May | Cloudy | 13° /7° | 0 mm | 4 | |
| 29 May | Overcast | 14° /10° | 0.1 mm | 4 | |
| 30 May | Partly cloudy | 16° /11° | 0.1 mm | 5 | |
| 31 May | Patchy rain possible | 17° /12° | 0.1 mm | 5 | |
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Important Notice
Our weather forecast for Buenos Aires in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Buenos Aires forecast closer to your planned date for the most up-to-date weather information.
Buenos Aires in May - FAQ
What are the expected maximum and minimum temperatures in Buenos Aires during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Buenos Aires during May?
Significant rainfall exceeding 231.2 mm is expected in Buenos Aires during May, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Buenos Aires during May?
The average wind speed in Buenos Aires during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Buenos Aires in May?
As you prepare for your trip to Buenos Aires in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Buenos Aires, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
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