Verdict: Good month
Oaxaca Weather in May
May runs warm in Oaxaca, with daily highs around 31°C (88°F) and nights near 16°C (61°F). Rain is occasional — about 8 wet days in a typical year. Overall, May is a solid month to visit Oaxaca.
Average high
31°C / 88°F
Average low
16°C / 61°F
Rain days
~8
Precipitation
52 mm
What to pack for Oaxaca in May
- Light, breathable clothing — linen and technical fabrics earn their keep
- High-SPF sunscreen, sunglasses, and a refillable water bottle
- A packable rain shell or compact umbrella earns its space
- Comfortable walking shoes — every guide on this site assumes you'll use them
May against the rest of the year
Warmest in Oaxaca: Apr (32°C / 90°F) · Coolest: Aug (25°C / 77°F) · Wettest: Aug (~22 rain days)
26°
11°
Jan
28°
11°
Feb
31°
13°
Mar
32°
16°
Apr
31°
16°
May
27°
16°
Jun
26°
14°
Jul
25°
14°
Aug
25°
15°
Sep
25°
14°
Oct
26°
12°
Nov
26°
11°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)