Merida weather in March
In March, Merida sees average daytime highs of 33°C and overnight lows near 20°C, with 14 mm of rain across 3 wet days and about 11.9 hours of daylight. It is the 7th-warmest and 12th-wettest month of the year here.
Highs climb over the month, from about 32°C in the first days to 34°C by the end. The sky is clear or mostly clear about 58% of the time in March, and the air most often feels muggy.
Daylight stretches from about 11 h 30 min at the start of March to 12 h 12 min by month's end. Set against the rest of the year, March is Merida's 2nd-clearest and 1st-windiest month. For the whole year in context, see Merida's year-round climate.
- Daytime high
- 33°
- 7th warmest
- Overnight low
- 20°
- 5th coldest
- Rainfall
- 14 mm
- 3 wet days
- Daylight
- 11 h 54 min
- 6:13 AM – 6:04 PM
- Cloud cover
- 38%
- 2nd clearest
- Wind
- 12 km/h
- 1st windiest
- Solar energy
- 5.91 kWh/m²
- Travel score
- 4.2
- out of 10
Merida is capital city of Yucatan, Mexico.
- Air quality
- Moderate
- PM2.5 15 µg/m³ · 2018
- Density
- 1,360/km²
- people per km²
- Founded
- 1542
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about 32°C in the first days to 34°C by the end.
A typical March day in Merida reaches about 33°C in the afternoon and slips back to 20°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 37°C. Set against its neighbours, March runs about 2°C warmer than February and about 2°C cooler than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 35 |
| Avg low (°C) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 20 |
| 2 | 32 | 20 |
| 3 | 32 | 20 |
| 4 | 32 | 20 |
| 5 | 32 | 20 |
| 6 | 32 | 20 |
| 7 | 32 | 20 |
| 8 | 32 | 20 |
| 9 | 32 | 20 |
| 10 | 32 | 20 |
| 11 | 33 | 20 |
| 12 | 33 | 20 |
| 13 | 33 | 20 |
| 14 | 33 | 20 |
| 15 | 33 | 20 |
| 16 | 33 | 20 |
| 17 | 33 | 20 |
| 18 | 33 | 20 |
| 19 | 33 | 20 |
| 20 | 33 | 20 |
| 21 | 33 | 21 |
| 22 | 34 | 21 |
| 23 | 34 | 21 |
| 24 | 34 | 21 |
| 25 | 34 | 21 |
| 26 | 34 | 21 |
| 27 | 34 | 21 |
| 28 | 34 | 21 |
| 29 | 34 | 21 |
| 30 | 34 | 21 |
| 31 | 35 | 22 |
How March really feels in Merida
Once humidity and wind are folded in, March averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in March is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Merida weather by month
How March compares with the rest of the year at a glance. March is the 7th-warmest and 12th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 29° / 19° | 21 | 4.2 | 10.9 | 6.3 |
| Feb | 31° / 19° | 15 | 3 | 11.3 | 5.5 |
| Mar | 33° / 20° | 14 | 3 | 11.9 | 4.2 |
| Apr | 35° / 22° | 23 | 4.4 | 12.5 | 2.9 |
| May | 36° / 24° | 52 | 7.8 | 13 | 2.3 |
| Jun | 35° / 24° | 124 | 16.7 | 13.2 | 2.3 |
| Jul | 34° / 24° | 85 | 15.6 | 13.1 | 2.4 |
| Aug | 34° / 24° | 95 | 17.1 | 12.7 | 2.4 |
| Sep | 33° / 24° | 134 | 19.3 | 12.1 | 2.5 |
| Oct | 32° / 23° | 86 | 13.7 | 11.5 | 3.8 |
| Nov | 30° / 20° | 30 | 5.7 | 11 | 5.5 |
| Dec | 29° / 19° | 23 | 4.3 | 10.7 | 6.1 |
Cloud cover in March
The sky is clear or mostly clear about 58% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 19% of March, with mostly cloudy or overcast conditions the remaining 22%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 78 | 78 | 77 | 77 | 77 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 77 | 77 | 77 | 77 | 79 | 79 | 79 | 79 | 79 | 80 | 80 | 80 | 80 | 80 | 79 | 78 | 78 | 78 | 78 |
| Cloudier (%) | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 21 | 22 | 22 | 22 | 22 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 78 | 22 |
| 2 | 78 | 22 |
| 3 | 77 | 23 |
| 4 | 77 | 23 |
| 5 | 77 | 23 |
| 6 | 76 | 24 |
| 7 | 76 | 24 |
| 8 | 76 | 24 |
| 9 | 76 | 24 |
| 10 | 76 | 24 |
| 11 | 76 | 24 |
| 12 | 76 | 24 |
| 13 | 77 | 23 |
| 14 | 77 | 23 |
| 15 | 77 | 23 |
| 16 | 77 | 23 |
| 17 | 79 | 21 |
| 18 | 79 | 21 |
| 19 | 79 | 21 |
| 20 | 79 | 21 |
| 21 | 79 | 21 |
| 22 | 80 | 20 |
| 23 | 80 | 20 |
| 24 | 80 | 20 |
| 25 | 80 | 20 |
| 26 | 80 | 20 |
| 27 | 79 | 21 |
| 28 | 78 | 22 |
| 29 | 78 | 22 |
| 30 | 78 | 22 |
| 31 | 78 | 22 |
Chance of precipitation in March
Merida gets around 14 mm of rain over 3 wet days in March, the driest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 10% and peaks near 11% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Rain chance (%) | |
|---|---|
| 1 | 9 |
| 2 | 9 |
| 3 | 9 |
| 4 | 9 |
| 5 | 10 |
| 6 | 10 |
| 7 | 10 |
| 8 | 10 |
| 9 | 10 |
| 10 | 10 |
| 11 | 10 |
| 12 | 10 |
| 13 | 10 |
| 14 | 11 |
| 15 | 11 |
| 16 | 11 |
| 17 | 11 |
| 18 | 10 |
| 19 | 10 |
| 20 | 10 |
| 21 | 10 |
| 22 | 10 |
| 23 | 10 |
| 24 | 10 |
| 25 | 10 |
| 26 | 10 |
| 27 | 10 |
| 28 | 10 |
| 29 | 10 |
| 30 | 10 |
| 31 | 10 |
Humidity in March
Most of March feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the muggy band about 45% of days. Sticky, muggy-or-worse air turns up on roughly 54% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 |
| Comfortable (%) | 15 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 |
| Humid (%) | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 29 | 29 | 30 | 30 | 31 | 31 | 31 | 30 | 30 | 30 | 29 | 28 | 27 | 26 |
| Muggy (%) | 49 | 49 | 48 | 48 | 47 | 47 | 46 | 46 | 46 | 45 | 45 | 45 | 45 | 45 | 45 | 44 | 44 | 43 | 43 | 43 | 43 | 43 | 42 | 42 | 43 | 43 | 44 | 44 | 45 | 46 | 47 |
| Oppressive (%) | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 10 | 11 | 11 | 12 | 13 | 14 | 14 | 15 | 16 | 16 | 17 | 18 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 7 | 15 | 23 | 49 | 5 |
| 2 | 7 | 16 | 23 | 49 | 5 |
| 3 | 7 | 16 | 23 | 48 | 5 |
| 4 | 8 | 16 | 24 | 48 | 5 |
| 5 | 8 | 16 | 24 | 47 | 5 |
| 6 | 8 | 16 | 24 | 47 | 5 |
| 7 | 8 | 15 | 24 | 46 | 6 |
| 8 | 8 | 15 | 25 | 46 | 6 |
| 9 | 8 | 15 | 25 | 46 | 6 |
| 10 | 8 | 15 | 25 | 45 | 6 |
| 11 | 8 | 15 | 26 | 45 | 6 |
| 12 | 8 | 15 | 26 | 45 | 6 |
| 13 | 7 | 14 | 26 | 45 | 7 |
| 14 | 7 | 14 | 27 | 45 | 7 |
| 15 | 7 | 14 | 27 | 45 | 8 |
| 16 | 7 | 13 | 27 | 44 | 8 |
| 17 | 7 | 13 | 28 | 44 | 8 |
| 18 | 6 | 13 | 29 | 43 | 9 |
| 19 | 6 | 12 | 29 | 43 | 9 |
| 20 | 5 | 12 | 30 | 43 | 10 |
| 21 | 5 | 11 | 30 | 43 | 11 |
| 22 | 5 | 11 | 31 | 43 | 11 |
| 23 | 4 | 10 | 31 | 42 | 12 |
| 24 | 4 | 10 | 31 | 42 | 13 |
| 25 | 4 | 9 | 30 | 43 | 14 |
| 26 | 3 | 9 | 30 | 43 | 14 |
| 27 | 3 | 8 | 30 | 44 | 15 |
| 28 | 3 | 8 | 29 | 44 | 16 |
| 29 | 3 | 8 | 28 | 45 | 16 |
| 30 | 2 | 7 | 27 | 46 | 17 |
| 31 | 2 | 7 | 26 | 47 | 18 |
Wind in March
Winds average 12 km/h in March, the windiest month of the year.
Across March, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 12 | light breeze |
| 2 | 12 | light breeze |
| 3 | 12 | light breeze |
| 4 | 12 | light breeze |
| 5 | 12 | light breeze |
| 6 | 12 | light breeze |
| 7 | 12 | light breeze |
| 8 | 12 | light breeze |
| 9 | 12 | light breeze |
| 10 | 12 | light breeze |
| 11 | 12 | light breeze |
| 12 | 12 | light breeze |
| 13 | 12 | light breeze |
| 14 | 12 | light breeze |
| 15 | 12 | light breeze |
| 16 | 12 | light breeze |
| 17 | 12 | light breeze |
| 18 | 12 | light breeze |
| 19 | 12 | light breeze |
| 20 | 12 | light breeze |
| 21 | 12 | light breeze |
| 22 | 12 | light breeze |
| 23 | 12 | light breeze |
| 24 | 12 | light breeze |
| 25 | 12 | light breeze |
| 26 | 12 | light breeze |
| 27 | 12 | light breeze |
| 28 | 12 | light breeze |
| 29 | 12 | light breeze |
| 30 | 12 | light breeze |
| 31 | 12 | light breeze |
Sunrise & sunset in March
Daylight runs from about 11 h 30 min at the start of March to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 42 minutes over March. Sunrise moves from 6:25 AM to 5:59 AM, and sunset from 5:58 PM to 6:08 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.5 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 |
| Sunrise (AM) | 6:25 | 6:24 | 6:24 | 6:23 | 6:22 | 6:21 | 6:20 | 6:20 | 6:19 | 6:18 | 6:17 | 6:16 | 6:15 | 6:14 | 6:14 | 6:13 | 6:12 | 6:11 | 6:10 | 6:09 | 6:08 | 6:07 | 6:06 | 6:05 | 6:04 | 6:03 | 6:02 | 6:01 | 6:01 | 6:00 | 5:59 |
| Sunset (PM) | 5:58 | 5:59 | 5:59 | 5:59 | 6:00 | 6:00 | 6:01 | 6:01 | 6:01 | 6:02 | 6:02 | 6:02 | 6:03 | 6:03 | 6:03 | 6:04 | 6:04 | 6:04 | 6:05 | 6:05 | 6:05 | 6:06 | 6:06 | 6:06 | 6:06 | 6:07 | 6:07 | 6:07 | 6:08 | 6:08 | 6:08 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.5 | 6:25 | 5:58 |
| 2 | 11.6 | 6:24 | 5:59 |
| 3 | 11.6 | 6:24 | 5:59 |
| 4 | 11.6 | 6:23 | 5:59 |
| 5 | 11.6 | 6:22 | 6:00 |
| 6 | 11.6 | 6:21 | 6:00 |
| 7 | 11.7 | 6:20 | 6:01 |
| 8 | 11.7 | 6:20 | 6:01 |
| 9 | 11.7 | 6:19 | 6:01 |
| 10 | 11.7 | 6:18 | 6:02 |
| 11 | 11.7 | 6:17 | 6:02 |
| 12 | 11.8 | 6:16 | 6:02 |
| 13 | 11.8 | 6:15 | 6:03 |
| 14 | 11.8 | 6:14 | 6:03 |
| 15 | 11.8 | 6:14 | 6:03 |
| 16 | 11.9 | 6:13 | 6:04 |
| 17 | 11.9 | 6:12 | 6:04 |
| 18 | 11.9 | 6:11 | 6:04 |
| 19 | 11.9 | 6:10 | 6:05 |
| 20 | 11.9 | 6:09 | 6:05 |
| 21 | 12.0 | 6:08 | 6:05 |
| 22 | 12.0 | 6:07 | 6:06 |
| 23 | 12.0 | 6:06 | 6:06 |
| 24 | 12.0 | 6:05 | 6:06 |
| 25 | 12.0 | 6:04 | 6:06 |
| 26 | 12.1 | 6:03 | 6:07 |
| 27 | 12.1 | 6:02 | 6:07 |
| 28 | 12.1 | 6:01 | 6:07 |
| 29 | 12.1 | 6:01 | 6:08 |
| 30 | 12.1 | 6:00 | 6:08 |
| 31 | 12.2 | 5:59 | 6:08 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 5.91 kWh/m².
For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 6.7 kWh/m² in May across the year — March's 5.91 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.4 | 5.5 | 5.5 | 5.5 | 5.5 | 5.6 | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.4 | Bright |
| 2 | 5.5 | Bright |
| 3 | 5.5 | Bright |
| 4 | 5.5 | Bright |
| 5 | 5.5 | Bright |
| 6 | 5.6 | Bright |
| 7 | 5.6 | Bright |
| 8 | 5.6 | Bright |
| 9 | 5.7 | Bright |
| 10 | 5.7 | Bright |
| 11 | 5.7 | Bright |
| 12 | 5.8 | Bright |
| 13 | 5.8 | Bright |
| 14 | 5.8 | Bright |
| 15 | 5.9 | Bright |
| 16 | 5.9 | Bright |
| 17 | 6.0 | Bright |
| 18 | 6.0 | Bright |
| 19 | 6.0 | Intense |
| 20 | 6.1 | Intense |
| 21 | 6.1 | Intense |
| 22 | 6.1 | Intense |
| 23 | 6.2 | Intense |
| 24 | 6.2 | Intense |
| 25 | 6.2 | Intense |
| 26 | 6.2 | Intense |
| 27 | 6.3 | Intense |
| 28 | 6.3 | Intense |
| 29 | 6.3 | Intense |
| 30 | 6.3 | Intense |
| 31 | 6.3 | Intense |
Hazard calendar for Merida
None of Merida's seasonal hazards are active in March. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Merida sits in the Atlantic hurricane belt; the season peaks August–October.
Merida's rainy season runs June–October, when most of the year's rain falls.
Is March a good time to visit Merida?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a reasonable time to visit Merida for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Merida in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Merida sees daytime highs around 33°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 3 days see rain.
Sea temperature near Merida in March
The nearest coast averages about 25°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 45 km away) is warmest in September at about 28°C and coldest in January near 24°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 24 | 25 | 26 | 26 | 27 | 27 | 28 | 28 | 28 | 26 | 25 |
| Comfort | Refreshing | Warm | Warm | Warm | Warm | Warm | Warm | Warm | Tropical | Warm | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Refreshing |
| Feb | 24 | Warm |
| Mar | 25 | Warm |
| Apr | 26 | Warm |
| May | 26 | Warm |
| Jun | 27 | Warm |
| Jul | 27 | Warm |
| Aug | 28 | Warm |
| Sep | 28 | Tropical |
| Oct | 28 | Warm |
| Nov | 26 | Warm |
| Dec | 25 | Warm |
UV index in Merida in March
Clear-sky midday UV in March peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Merida peaks around June 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 6 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 7 | 10 | 11 | 12 | 11 | 13 | 11 | 12 | 11 | 10 | 7 | 6 |
| Level | High | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 10 | Very high |
| Mar | 11 | Extreme |
| Apr | 12 | Extreme |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Merida in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in Merida is worst in April — around 25 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (January, 8 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Merida's WHO annual average of 15 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 8 | 12 | 25 | 20 | 25 | 23 | 19 | 15 | 10 | 8 | 8 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 8 | Good |
| Mar | 12 | Good |
| Apr | 25 | Moderate |
| May | 20 | Moderate |
| Jun | 25 | Moderate |
| Jul | 23 | Moderate |
| Aug | 19 | Moderate |
| Sep | 15 | Moderate |
| Oct | 10 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Merida?
Merida sits at 21.0°N, 89.6°W, 10 m above sea level, in Mexico. The nearest listed city is Kanasín, 8.0 km away.
Topography around Merida
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Merida.
Within 3 km, the terrain around Merida has only modest variations in elevation — a maximum elevation change of 13 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 33 m; within 80 km, only modest variations in elevation — a maximum elevation change of 152 m.
The land around Merida is covered by artificial surfaces (89%) within 3 km, trees (56%) and artificial surfaces (27%) within 16 km, and trees (64%) and water (24%) within 80 km.
Mexico travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 120 / 127 V · 60 Hz
- Prices
- ≈ 54% of US
- price level, 2025
- GDP per capita
- $13,889
- 2025
- Happiness
- 7.0 / 10
- World Happiness, 2025
- Safe drinking water
- 43%
- of population, 2024
- Homicide rate
- 24.9
- per 100k, 2023
- Road deaths
- 12.8
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 440
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Merida (20.967°, -89.6232°, elevation 10 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).