Today's Weather Forecast - Mérida

Today's weather in Mérida. high 34°C (93°F), low 25°C (77°F). Sunny.

Today’s Hourly Weather Outlook

Morning6 AM – Noon29°
Wind speed
5 km/h
Rain probability
2%
AfternoonNoon – 6 PM32°
Wind speed
17 km/h
Rain probability
66%
Evening6 PM – Midn26°
Wind speed
11 km/h
Rain probability
65%
NightMidn – 6 AM26°
Wind speed
4 km/h
Rain probability
31%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 5:14 AM
Total Daylight
21% of day elapsedSolar noon 11:54 AM
Sunset
Dusk 6:35 PM
Remaining9h 48m
Solar elevation35°
vs yesterday-2 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Unhealthy
Dominant pollutant
Dominant: PM2.5
Monitoring station
SDS01, Mérida, Yucatán, Mexico
PM2.5
158μg/m³
O₃
1.9ppb
SO₂
4.3ppb
CO
14.8ppm
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Mérida is forecast to reach a high of 34°C today, with an overnight low around 25°C. That's 3° above the long-term average high of 31°C for this time of year. It continues a recent pattern — 19 of the last 19 days with published data have run warmer than normal. Expect a high chance of rain (66% probability) and a gentle breeze averaging 17 km/h. Air quality is currently Moderate (AQI 54), driven mainly by PM2.5 at 11 μg/m³.

Today vs Normal

34°C+3° above normal

The long-term average high for today is 31°C.

19 of the last 19 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-19: 36°C36°2026-08-20: 36°C36°2026-08-21: 36°C36°2026-08-22: 36°C36°2026-08-23: 36°C36°2026-08-24: 36°C36°2026-08-25: 37°C37°2026-08-26: 37°C37°2026-08-27: 36°C36°2026-08-28: 36°C36°2026-08-29: 36°C36°2026-08-30: 36°C36°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.