Weather in Buenos Aires for May 2025
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.
The climate of Buenos Aires in May is notably wet, with an average of 11 rainy days, and a total of 116.1 mm of precipitation.
Is May a good time to visit Buenos Aires? check out the best time to travel to Buenos Aires page.
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Buenos Aires in May average weather
| 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
May weather day by day
| 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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Buenos Aires in May - FAQ
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
May rainfall patterns in Buenos Aires
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