Alto Parnaíba is a Brazilian municipality in the southernmost tip of the stateofMaranhão. In 2020, the city's population was 11,212.
Alto Parnaíba
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|---|---|
municipality
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Cachoeira das Tabocas
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Flag | |
Location of Alto Parnaíba
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| Coordinates: 09°06′39″S 45°55′48″W / 9.11083°S 45.93000°W / -9.11083; -45.93000 | |
| Country | Brazil |
| Region | Northeast |
| State | Maranhão |
| Founded | May 19, 1866 |
| Government | |
| • Mayor | Ranieri Avelino Soares |
| Area | |
| • Total | 11,132.105 km2 (4,298.130 sq mi) |
| Population
(2020 [1])
| |
| • Total | 11,212 |
| • Density | 0.9/km2 (2/sq mi) |
| Time zone | UTC−3 (BRT) |
| HDI (2000) | 0.636 – medium[2] |
The municipality contains part of the 724,324 hectares (1,789,840 acres) Nascentes do Rio Parnaíba National Park, created in 2002.[3]
Alto Parnaíba experiences a tropical savanna climate (Köppen: Aw) with hot temperatures and distinct wet and dry seasons.
The city experiences a wet season from November to April. The dry season extends from May to September, with June through August having almost no rainfall.[4]
Alto Parnaíba has hot and humid conditions throughout the year. September and October, before the wet season, are the hottest months, with average highs around 36 °C (97 °F).[4]
| Climate data for Alto Parnaíba (1991–2020) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Mean daily maximum °C (°F) | 32.0 (89.6) |
32.0 (89.6) |
32.2 (90.0) |
32.7 (90.9) |
33.2 (91.8) |
33.3 (91.9) |
33.8 (92.8) |
35.3 (95.5) |
36.7 (98.1) |
35.8 (96.4) |
33.5 (92.3) |
32.4 (90.3) |
33.6 (92.5) |
| Daily mean °C (°F) | 26.0 (78.8) |
25.9 (78.6) |
26.1 (79.0) |
26.3 (79.3) |
26.1 (79.0) |
25.0 (77.0) |
24.7 (76.5) |
25.8 (78.4) |
27.9 (82.2) |
28.3 (82.9) |
27.1 (80.8) |
26.4 (79.5) |
26.3 (79.3) |
| Mean daily minimum °C (°F) | 21.9 (71.4) |
21.9 (71.4) |
22.0 (71.6) |
21.8 (71.2) |
20.7 (69.3) |
18.2 (64.8) |
17.0 (62.6) |
17.5 (63.5) |
20.2 (68.4) |
22.3 (72.1) |
22.4 (72.3) |
22.1 (71.8) |
20.7 (69.3) |
| Average precipitation mm (inches) | 231.0 (9.09) |
195.7 (7.70) |
241.6 (9.51) |
128.4 (5.06) |
39.6 (1.56) |
2.5 (0.10) |
0.4 (0.02) |
2.0 (0.08) |
14.1 (0.56) |
74.8 (2.94) |
163.8 (6.45) |
186.3 (7.33) |
1,280.2 (50.40) |
| Average precipitation days (≥ 1.0 mm) | 16.3 | 15.4 | 15.9 | 10.9 | 4.0 | 0.4 | 0.1 | 0.3 | 1.8 | 6.7 | 11.5 | 13.5 | 96.8 |
| Average relative humidity (%) | 81.0 | 82.2 | 82.5 | 79.5 | 74.2 | 68.3 | 63.4 | 58.3 | 56.7 | 64.4 | 75.2 | 78.6 | 72.0 |
| Average dew point °C (°F) | 22.8 (73.0) |
22.9 (73.2) |
23.1 (73.6) |
22.9 (73.2) |
21.9 (71.4) |
19.9 (67.8) |
18.4 (65.1) |
18.1 (64.6) |
19.2 (66.6) |
21.2 (70.2) |
22.5 (72.5) |
22.7 (72.9) |
21.3 (70.3) |
| Mean monthly sunshine hours | 165.4 | 142.5 | 165.7 | 189.4 | 240.5 | 274.8 | 298.2 | 288.6 | 252.9 | 222.2 | 173.8 | 163.0 | 2,577 |
| Source: NOAA[4] | |||||||||||||
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