Rosario, Maranhão Climate
Brazil
Pop. 38,475 Elev. 1 m / 3 ft
TZ: America/Fortaleza (UTC-3) ·
Rosario has a hot climate year-round, with temperatures ranging from 75°F (24°C) in February to 96°F (36°C) in October. Humidity pushes the summer feels-like temperature to around 119°F (48°C). Rain falls on about 108 days per year (75.6 in / 1920 mm total). The city averages 121 sunny days per year and around 95 thunderstorm days. Ocean water temperatures reach 85°F (30°C) in summer.
| Temperature | 35°C (96°F) high | 24°C (75°F) low |
| Feels like | 48°C (119°F) high | 24°C (75°F) low |
| Rain | 108 days | 1920 mm (75.6 in) /yr |
| Sky | 121 sunny | 95 stormy |
| Wind | 2.4 m/s (5.3 mph) avg |
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Explore on the MapMonthly Climate Chart
Sky & Air by Month
Cloud cover (%)
83
Jan 88
Feb 83
Mar 75
Apr 55
May 48
Jun 39
Jul 32
Aug 30
Sep 42
Oct 52
Nov 72
Dec Humidity (%)
81
Jan 85
Feb 84
Mar 85
Apr 82
May 80
Jun 77
Jul 70
Aug 65
Sep 64
Oct 69
Nov 74
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 39 km Marechal Cunha Machado International Airport (SLZ)
National park 381 km Parque Nacional de Ubajara
Hospital 24 km Hospital de Morros
Hiking trail 66 km
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 31°C 89°F | 24°C 76°F | 351 mm 13.8 in | — | 1 |
| February | 31°C 87°F | 24°C 75°F | 430 mm 16.9 in | — | 0 |
| March | 31°C 88°F | 24°C 75°F | 500 mm 19.7 in | — | 1 |
| April | 31°C 88°F | 24°C 76°F | 318 mm 12.5 in | — | 5 |
| May | 31°C 88°F | 24°C 76°F | 120 mm 4.7 in | — | 13 |
| June | 31°C 88°F | 24°C 76°F | 41 mm 1.6 in | — | 10 |
| July | 32°C 90°F | 24°C 75°F | 42 mm 1.6 in | — | 18 |
| August | 33°C 92°F | 24°C 76°F | 15 mm 0.6 in | — | 24 |
| September | 35°C 95°F | 25°C 77°F | 3 mm 0.1 in | — | 24 |
| October | 35°C 96°F | 25°C 77°F | 9 mm 0.3 in | — | 15 |
| November | 34°C 93°F | 25°C 77°F | 12 mm 0.5 in | — | 7 |
| December | 32°C 90°F | 25°C 77°F | 81 mm 3.2 in | — | 3 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 1 | 19 |
| February | 0 | 24 |
| March | 1 | 23 |
| April | 5 | 16 |
| May | 13 | 7 |
| June | 10 | 2 |
| July | 18 | 2 |
| August | 24 | 1 |
| September | 24 | 0 |
| October | 15 | 0 |
| November | 7 | 0 |
| December | 3 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 29°C 84°F | 28°C 82°F |
| February | 28°C 83°F | 28°C 82°F |
| March | 29°C 84°F | 28°C 82°F |
| April | 29°C 84°F | 28°C 82°F |
| May | 30°C 85°F | 28°C 82°F |
| June | 29°C 85°F | 27°C 81°F |
| July | 29°C 85°F | 28°C 82°F |
| August | 29°C 84°F | 27°C 81°F |
| September | 29°C 83°F | 27°C 81°F |
| October | 28°C 83°F | 27°C 81°F |
| November | 28°C 83°F | 27°C 81°F |
| December | 28°C 83°F | 27°C 81°F |