Viana, Maranhão Climate
Brazil
Pop. 51,442 Elev. 13 m / 43 ft
TZ: America/Fortaleza (UTC-3) ·
Viana has a hot climate year-round, with temperatures ranging from 75°F (24°C) in July to 95°F (35°C) in October. Humidity pushes the summer feels-like temperature to around 118°F (48°C). Rain falls on about 103 days per year (61.0 in / 1550 mm total). The city averages 131 sunny days per year and around 82 thunderstorm days. Ocean water temperatures reach 85°F (30°C) in summer.
| Temperature | 35°C (95°F) high | 24°C (75°F) low |
| Feels like | 48°C (118°F) high | 24°C (75°F) low |
| Rain | 103 days | 1550 mm (61.0 in) /yr |
| Sky | 131 sunny | 82 stormy |
| Wind | 2.5 m/s (5.5 mph) avg |
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Explore on the MapMonthly Climate Chart
Sky & Air by Month
Cloud cover (%)
85
Jan 90
Feb 82
Mar 74
Apr 53
May 48
Jun 39
Jul 28
Aug 31
Sep 42
Oct 50
Nov 73
Dec Humidity (%)
81
Jan 84
Feb 83
Mar 83
Apr 82
May 82
Jun 81
Jul 75
Aug 67
Sep 66
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 111 km Marechal Cunha Machado International Airport (SLZ)
National park 457 km Parque Nacional de Ubajara
Hospital 3 km Hospital Regional Dr. Antônio Hadade
Hiking trail 29 km
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 31°C 89°F | 25°C 77°F | 280 mm 11.0 in | — | 1 |
| February | 31°C 87°F | 24°C 76°F | 305 mm 12.0 in | — | 0 |
| March | 31°C 88°F | 25°C 77°F | 356 mm 14.0 in | — | 2 |
| April | 32°C 89°F | 25°C 77°F | 209 mm 8.2 in | — | 3 |
| May | 32°C 89°F | 25°C 77°F | 110 mm 4.3 in | — | 12 |
| June | 31°C 88°F | 25°C 77°F | 61 mm 2.4 in | — | 14 |
| July | 32°C 89°F | 24°C 75°F | 73 mm 2.9 in | — | 21 |
| August | 33°C 91°F | 24°C 76°F | 19 mm 0.7 in | — | 26 |
| September | 35°C 94°F | 25°C 77°F | 4 mm 0.2 in | — | 25 |
| October | 35°C 95°F | 25°C 77°F | 6 mm 0.2 in | — | 16 |
| November | 34°C 93°F | 25°C 77°F | 11 mm 0.4 in | — | 9 |
| December | 33°C 91°F | 25°C 77°F | 117 mm 4.6 in | — | 2 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 1 | 17 |
| February | 0 | 20 |
| March | 2 | 19 |
| April | 3 | 12 |
| May | 12 | 4 |
| June | 14 | 2 |
| July | 21 | 3 |
| August | 26 | 1 |
| September | 25 | 0 |
| October | 16 | 0 |
| November | 9 | 0 |
| December | 2 | 4 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 29°C 84°F | 28°C 83°F |
| February | 28°C 83°F | 28°C 82°F |
| March | 29°C 84°F | 28°C 83°F |
| April | 29°C 84°F | 29°C 84°F |
| May | 30°C 85°F | 29°C 83°F |
| June | 29°C 85°F | 28°C 82°F |
| July | 29°C 85°F | 28°C 82°F |
| August | 29°C 84°F | 28°C 82°F |
| September | 29°C 83°F | 28°C 83°F |
| October | 28°C 83°F | 28°C 82°F |
| November | 28°C 83°F | 28°C 82°F |
| December | 28°C 83°F | 28°C 82°F |