Muscat weather in May
May in Muscat: sweltering, dry, with poor air quality — a good time to visit.
#8 of 12 months in Muscat · #524 of 604 destinations to visit in May · comfort 61/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Muscat climate normals — May
| Daytime high | 36°C / 97°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 27°C / 81°F | |
| Feels like (high) | 39°C / 102°F | |
| Rainfall | 4 mm / 0.1 in | ☀️ dry |
| Rainy days | 1 days | |
| Humidity | 42% | 🍃 comfortable |
| Dew point | 17°C / 63°F | |
| Sunshine | 11.8 h/day | |
| Daylight | 13.3 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 102 | 😷 poor |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Muscat in May — FAQ
- Is May a good time to visit Muscat?
- May in Muscat: sweltering, dry, with poor air quality — a good time to visit. It ranks #8 of 12 months for Muscat on SeasonMap's comfort score (61/100).
- What is the weather like in Muscat in May?
- In May, Muscat averages a daily high of 36.2°C and a low of 27.4°C, with about 3.5 mm of rain over roughly 1.2 rainy days.
- What is the air quality in Muscat in May?
- Muscat has a mean US Air Quality Index of about 102 in May.