Manzanillo weather in March
In March, Manzanillo sees average daytime highs of 26°C and overnight lows near 22°C, with 9 mm of rain across 0.4 wet days and about 11.9 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.
Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 71% of the time in March, and the air most often feels muggy.
Daylight stretches from about 11 h 36 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is Manzanillo's 1st-clearest and 4th-windiest month. For the whole year in context, see Manzanillo's year-round climate.
- Daytime high
- 26°
- 12th warmest
- Overnight low
- 22°
- 1st coldest
- Rainfall
- 9 mm
- 0.4 wet days
- Daylight
- 11 h 54 min
- 7:11 AM – 7:03 PM
- Cloud cover
- 26%
- 1st clearest
- Wind
- 9 km/h
- 4th windiest
- Solar energy
- 6.75 kWh/m²
- Travel score
- 8.8
- out of 10
Manzanillo is municipal seat of Manzanillo, State of Colima, Mexico.
- Density
- 101/km²
- people per km²
- Founded
- 1527
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Day-to-day highs hold fairly steady near 26°C through the month.
A typical March day in Manzanillo reaches about 26°C in the afternoon and slips back to 22°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°C. Set against its neighbours, March runs on par with February and on par with 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) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg low (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 22 |
| 2 | 26 | 22 |
| 3 | 26 | 22 |
| 4 | 26 | 22 |
| 5 | 26 | 22 |
| 6 | 26 | 22 |
| 7 | 26 | 22 |
| 8 | 26 | 22 |
| 9 | 26 | 22 |
| 10 | 26 | 22 |
| 11 | 26 | 22 |
| 12 | 26 | 22 |
| 13 | 26 | 22 |
| 14 | 26 | 22 |
| 15 | 26 | 22 |
| 16 | 26 | 22 |
| 17 | 26 | 22 |
| 18 | 26 | 22 |
| 19 | 26 | 22 |
| 20 | 26 | 22 |
| 21 | 26 | 22 |
| 22 | 26 | 22 |
| 23 | 26 | 22 |
| 24 | 26 | 22 |
| 25 | 26 | 22 |
| 26 | 26 | 22 |
| 27 | 26 | 22 |
| 28 | 26 | 22 |
| 29 | 26 | 23 |
| 30 | 26 | 23 |
| 31 | 26 | 23 |
How March really feels in Manzanillo
Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Manzanillo weather by month
How March compares with the rest of the year at a glance. March is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 23° | 22 | 1.1 | 11 | 8.3 |
| Feb | 26° / 23° | 13 | 0.9 | 11.4 | 8.6 |
| Mar | 26° / 22° | 9 | 0.4 | 11.9 | 8.8 |
| Apr | 26° / 23° | 0 | 0 | 12.4 | 8.7 |
| May | 27° / 24° | 7 | 1.4 | 12.9 | 8.2 |
| Jun | 28° / 26° | 142 | 15.5 | 13.1 | 5.2 |
| Jul | 29° / 26° | 169 | 21 | 13 | 4.0 |
| Aug | 29° / 26° | 223 | 23.1 | 12.6 | 3.7 |
| Sep | 29° / 26° | 283 | 23.5 | 12.1 | 3.7 |
| Oct | 29° / 26° | 146 | 15 | 11.6 | 5.2 |
| Nov | 28° / 25° | 26 | 3.5 | 11.1 | 7.3 |
| Dec | 27° / 24° | 10 | 1.4 | 10.9 | 8.1 |
Cloud cover in March
The sky is clear or mostly clear about 71% of the time in March, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 11% of March, with mostly cloudy or overcast conditions the remaining 17%.
| 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 (%) | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 83 | 82 | 82 | 80 | 80 | 79 |
| Cloudier (%) | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 20 | 20 | 21 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 83 | 17 |
| 2 | 83 | 17 |
| 3 | 83 | 17 |
| 4 | 83 | 17 |
| 5 | 83 | 17 |
| 6 | 83 | 17 |
| 7 | 83 | 17 |
| 8 | 83 | 17 |
| 9 | 83 | 17 |
| 10 | 83 | 17 |
| 11 | 83 | 17 |
| 12 | 83 | 17 |
| 13 | 83 | 17 |
| 14 | 83 | 17 |
| 15 | 83 | 17 |
| 16 | 84 | 16 |
| 17 | 84 | 16 |
| 18 | 84 | 16 |
| 19 | 84 | 16 |
| 20 | 84 | 16 |
| 21 | 84 | 16 |
| 22 | 84 | 16 |
| 23 | 84 | 16 |
| 24 | 84 | 16 |
| 25 | 84 | 16 |
| 26 | 83 | 17 |
| 27 | 82 | 18 |
| 28 | 82 | 18 |
| 29 | 80 | 20 |
| 30 | 80 | 20 |
| 31 | 79 | 21 |
Chance of precipitation in March
Manzanillo gets around 9 mm of rain over 0.4 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 1% and peaks near 2% 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 (%) | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rain chance (%) | |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 2 |
| 8 | 2 |
| 9 | 2 |
| 10 | 2 |
| 11 | 2 |
| 12 | 2 |
| 13 | 2 |
| 14 | 2 |
| 15 | 2 |
| 16 | 2 |
| 17 | 2 |
| 18 | 2 |
| 19 | 2 |
| 20 | 2 |
| 21 | 1 |
| 22 | 1 |
| 23 | 1 |
| 24 | 1 |
| 25 | 1 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 0 |
| 30 | 0 |
| 31 | 0 |
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 68% of days. Sticky, muggy-or-worse air turns up on roughly 86% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Humid (%) | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 14 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 9 |
| Muggy (%) | 69 | 70 | 71 | 71 | 70 | 70 | 70 | 69 | 69 | 68 | 67 | 66 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 67 | 67 | 68 | 68 | 68 | 69 | 70 | 71 | 72 | 72 | 74 | 74 |
| Oppressive (%) | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 17 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|
| 1 | 1 | 12 | 69 | 18 |
| 2 | 1 | 12 | 70 | 17 |
| 3 | 1 | 11 | 71 | 17 |
| 4 | 1 | 11 | 71 | 17 |
| 5 | 1 | 12 | 70 | 17 |
| 6 | 1 | 12 | 70 | 17 |
| 7 | 1 | 12 | 70 | 17 |
| 8 | 1 | 13 | 69 | 17 |
| 9 | 1 | 13 | 69 | 17 |
| 10 | 1 | 14 | 68 | 17 |
| 11 | 1 | 15 | 67 | 17 |
| 12 | 1 | 15 | 66 | 18 |
| 13 | 1 | 16 | 65 | 18 |
| 14 | 1 | 16 | 65 | 18 |
| 15 | 1 | 16 | 65 | 18 |
| 16 | 1 | 16 | 65 | 18 |
| 17 | 1 | 16 | 65 | 18 |
| 18 | 1 | 16 | 65 | 18 |
| 19 | 1 | 16 | 65 | 18 |
| 20 | 0 | 15 | 67 | 18 |
| 21 | 0 | 15 | 67 | 18 |
| 22 | 0 | 14 | 68 | 18 |
| 23 | 0 | 14 | 68 | 18 |
| 24 | 0 | 13 | 68 | 19 |
| 25 | 0 | 12 | 69 | 19 |
| 26 | 0 | 11 | 70 | 19 |
| 27 | 0 | 11 | 71 | 18 |
| 28 | 0 | 10 | 72 | 18 |
| 29 | 0 | 10 | 72 | 18 |
| 30 | 0 | 9 | 74 | 17 |
| 31 | 0 | 9 | 74 | 17 |
Wind in March
Winds average 9 km/h in March.
Across March, daily wind ranges from about 8 km/h on the calmest days to 9 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) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
| 31 | 9 | calm |
Sunrise & sunset in March
Daylight runs from about 11 h 36 min at the start of March to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 30 minutes over March. Sunrise moves from 7:23 AM to 6:58 AM, and sunset from 6:58 PM to 7:07 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) | 11.6 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 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 | 12.1 |
| Sunrise (AM) | 7:23 | 7:22 | 7:21 | 7:21 | 7:20 | 7:19 | 7:18 | 7:18 | 7:17 | 7:16 | 7:15 | 7:14 | 7:14 | 7:13 | 7:12 | 7:11 | 7:10 | 7:09 | 7:09 | 7:08 | 7:07 | 7:06 | 7:05 | 7:04 | 7:03 | 7:02 | 7:02 | 7:01 | 7:00 | 6:59 | 6:58 |
| Sunset (PM) | 6:58 | 6:59 | 6:59 | 6:59 | 7:00 | 7:00 | 7:00 | 7:01 | 7:01 | 7:01 | 7:02 | 7:02 | 7:02 | 7:02 | 7:03 | 7:03 | 7:03 | 7:04 | 7:04 | 7:04 | 7:04 | 7:05 | 7:05 | 7:05 | 7:05 | 7:05 | 7:06 | 7:06 | 7:06 | 7:06 | 7:07 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.6 | 7:23 | 6:58 |
| 2 | 11.6 | 7:22 | 6:59 |
| 3 | 11.6 | 7:21 | 6:59 |
| 4 | 11.6 | 7:21 | 6:59 |
| 5 | 11.7 | 7:20 | 7:00 |
| 6 | 11.7 | 7:19 | 7:00 |
| 7 | 11.7 | 7:18 | 7:00 |
| 8 | 11.7 | 7:18 | 7:01 |
| 9 | 11.7 | 7:17 | 7:01 |
| 10 | 11.8 | 7:16 | 7:01 |
| 11 | 11.8 | 7:15 | 7:02 |
| 12 | 11.8 | 7:14 | 7:02 |
| 13 | 11.8 | 7:14 | 7:02 |
| 14 | 11.8 | 7:13 | 7:02 |
| 15 | 11.8 | 7:12 | 7:03 |
| 16 | 11.9 | 7:11 | 7:03 |
| 17 | 11.9 | 7:10 | 7:03 |
| 18 | 11.9 | 7:09 | 7:04 |
| 19 | 11.9 | 7:09 | 7:04 |
| 20 | 11.9 | 7:08 | 7:04 |
| 21 | 12.0 | 7:07 | 7:04 |
| 22 | 12.0 | 7:06 | 7:05 |
| 23 | 12.0 | 7:05 | 7:05 |
| 24 | 12.0 | 7:04 | 7:05 |
| 25 | 12.0 | 7:03 | 7:05 |
| 26 | 12.1 | 7:02 | 7:05 |
| 27 | 12.1 | 7:02 | 7:06 |
| 28 | 12.1 | 7:01 | 7:06 |
| 29 | 12.1 | 7:00 | 7:06 |
| 30 | 12.1 | 6:59 | 7:06 |
| 31 | 12.1 | 6:58 | 7:07 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 6.75 kWh/m².
For context, solar energy here swings from a low near 4.61 kWh/m² to a high of 7.34 kWh/m² in April across the year — March's 6.75 kWh/m² sits near the top of that range.
| 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) | 6.3 | 6.3 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.6 | 6.6 | 6.6 | 6.7 | 6.7 | 6.7 | 6.7 | 6.8 | 6.8 | 6.8 | 6.8 | 6.9 | 6.9 | 6.9 | 7.0 | 7.0 | 7.0 | 7.0 | 7.1 | 7.1 | 7.1 | 7.1 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.3 | Intense |
| 2 | 6.3 | Intense |
| 3 | 6.4 | Intense |
| 4 | 6.4 | Intense |
| 5 | 6.4 | Intense |
| 6 | 6.5 | Intense |
| 7 | 6.5 | Intense |
| 8 | 6.5 | Intense |
| 9 | 6.5 | Intense |
| 10 | 6.6 | Intense |
| 11 | 6.6 | Intense |
| 12 | 6.6 | Intense |
| 13 | 6.7 | Intense |
| 14 | 6.7 | Intense |
| 15 | 6.7 | Intense |
| 16 | 6.7 | Intense |
| 17 | 6.8 | Intense |
| 18 | 6.8 | Intense |
| 19 | 6.8 | Intense |
| 20 | 6.8 | Intense |
| 21 | 6.9 | Intense |
| 22 | 6.9 | Intense |
| 23 | 6.9 | Intense |
| 24 | 7.0 | Intense |
| 25 | 7.0 | Intense |
| 26 | 7.0 | Intense |
| 27 | 7.0 | Intense |
| 28 | 7.1 | Intense |
| 29 | 7.1 | Intense |
| 30 | 7.1 | Intense |
| 31 | 7.1 | Intense |
Hazard calendar for Manzanillo
None of Manzanillo's seasonal hazards are active in March. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Manzanillo sits in the eastern Pacific hurricane zone; the season peaks August–September.
Manzanillo's monsoon runs June–October, when most of the year's rain falls.
Is March a good time to visit Manzanillo?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is one of the better times to visit Manzanillo for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Manzanillo in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Manzanillo sees daytime highs around 26°C and nights near 22°C. Pack sun protection. Worth having: light clothes.
Sea temperature near Manzanillo 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 offshore is warmest in August at about 30°C and coldest in April near 25°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) | 27 | 26 | 25 | 25 | 27 | 28 | 30 | 30 | 30 | 30 | 29 | 28 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 26 | Warm |
| Mar | 25 | Warm |
| Apr | 25 | Warm |
| May | 27 | Warm |
| Jun | 28 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 30 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Manzanillo in March
Clear-sky midday UV in March peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Manzanillo peaks around May 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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) | 8 | 10 | 12 | 12 | 12 | 10 | 11 | 9 | 11 | 8 | 7 | 6 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Extreme |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 9 | Very high |
| Sep | 11 | Extreme |
| Oct | 8 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Manzanillo 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 Manzanillo is worst in May — around 26 µg/m³ PM2.5 (moderate), about 5.0× the cleanest month (February, 5 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 6 | 5 | 6 | 14 | 26 | 14 | 10 | 8 | 7 | 7 | 6 | 6 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 5 | Good |
| Mar | 6 | Good |
| Apr | 14 | Moderate |
| May | 26 | Moderate |
| Jun | 14 | Moderate |
| Jul | 10 | Good |
| Aug | 8 | Good |
| Sep | 7 | Good |
| Oct | 7 | Good |
| Nov | 6 | Good |
| Dec | 6 | Good |
Where is Manzanillo?
Manzanillo sits at 19.1°N, 104.3°W, 12 m above sea level, in Mexico. The nearest listed city is Cihuatlán, 27 km away.
Topography around Manzanillo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Manzanillo.
Within 3 km, the terrain around Manzanillo has only modest variations in elevation — a maximum elevation change of 207 m around an average of 20 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 918 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,867 m.
The land around Manzanillo is covered by artificial surfaces (34%), water (27%) and trees (24%) within 3 km, trees (52%) and water (33%) within 16 km, and trees (50%) and water (32%) 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 Manzanillo (19.1169°, -104.3421°, elevation 12 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).