Gujan-Mestras in May
7.2out of 10
Possible, with caveats
Mild: highs around 20°C. Frequent rain: about 12 rainy days.
20°CAvg high
13°CAvg low
12Rainy days (70 mm)
14:37 hDaylight
06:42Sunrise · 21:19 Sunset
Why this score
- Mild: highs around 20°C
- Frequent rain: about 12 rainy days
What to wear and pack
- Layers you can add or remove
- A light jacket for cooler evenings
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.4 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 10°C | 5°C | 72 mm | 12 | – | – | 5.6 |
| February | 11°C | 5°C | 52 mm | 10 | – | – | 6.1 |
| March | 14°C | 7°C | 53 mm | 11 | – | – | 6.4 |
| April | 17°C | 9°C | 67 mm | 12 | – | – | 6.6 |
| May | 20°C | 13°C | 70 mm | 12 | – | – | 7.2 |
| June | 23°C | 16°C | 63 mm | 9 | – | – | 7.8 |
| July | 25°C | 17°C | 46 mm | 8 | – | – | 8.0 |
| August | 26°C | 17°C | 53 mm | 8 | – | – | 8.0 |
| September | 23°C | 15°C | 63 mm | 9 | – | – | 7.9 |
| October | 19°C | 12°C | 73 mm | 10 | – | – | 7.2 |
| November | 14°C | 8°C | 88 mm | 12 | – | – | 6.1 |
| December | 11°C | 6°C | 77 mm | 12 | – | – | 5.7 |
Frequently asked questions
How hot is Gujan-Mestras in May?
Daytime highs average 20°C and nights about 13°C.
When is the best time to visit Gujan-Mestras?
The best months are July, August, September, June.