What is the weather like in San Juan vs Ulaanbaatar in May?

In May, San Juan averages 31°C high / 24°C low with about 83 mm of rain; Ulaanbaatar averages 18°C high / 1°C low with about 25 mm.

San Juan vs Ulaanbaatar in May

Ulaanbaatar is the better pick in May — 81 vs 70 on SeasonMap's comfort score. Ulaanbaatar is cool, dry, clean air, while San Juan is sweltering, rainy, clean air.

San Juan vs Ulaanbaatar — May climate, side by side

	🇵🇷 San Juan	🇲🇳 Ulaanbaatar
Comfort score	70/100 (B)	81/100 (A)
Feels-like high	36°C	14°C
Avg high / low	31° / 24°	18° / 1°
Rainfall	83 mm	25 mm
Rainy days	6	5
Humidity	78%	44%
Air quality (AQI)	30	46

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

San Juan 🇵🇷 Puerto Ricosweltering, rainy, clean air · best January70
Ulaanbaatar 🇲🇳 Mongoliacool, dry, clean air · best June81

San Juan vs Ulaanbaatar in May — FAQ

Is May better in San Juan or Ulaanbaatar?: Ulaanbaatar is the better pick in May — 81 vs 70 on SeasonMap's comfort score. Ulaanbaatar is cool, dry, clean air, while San Juan is sweltering, rainy, clean air.
What is the weather like in San Juan vs Ulaanbaatar in May?: In May, San Juan averages 31°C high / 24°C low with about 83 mm of rain; Ulaanbaatar averages 18°C high / 1°C low with about 25 mm.