# Jericoacoara in August: weather

Jericoacoara, Brazil (South America). Ten-year climatology (2015-2024), not a forecast. Page: https://beaufixe.net/en/weather/jericoacoara/august

## Key figures

| Indicator | Value |
|---|---|
| Afternoon (mean daily max) | 34.3 °C |
| Night (mean daily min) | 24.1 °C |
| Sea (surface) | 27 °C |
| Rainy days (≥ 1 mm) | 1 / month |
| Relative humidity | 65 % |
| Probability of a 25 °C+ afternoon | 100 % |

## Month by month

| Month | Afternoon | Night | Sea | Rain (d) |
|---|---|---|---|---|
| January | 31.1 °C | 24.3 °C | 28.6 °C | 21 |
| February | 30 °C | 24 °C | 28.6 °C | 25 |
| March | 29.5 °C | 23.6 °C | 28.9 °C | 29 |
| April | 29.8 °C | 23.6 °C | 29 °C | 26 |
| May | 30.6 °C | 23.8 °C | 28.7 °C | 20 |
| June | 31.4 °C | 23.7 °C | 28.3 °C | 9 |
| July | 32.4 °C | 23.7 °C | 27.5 °C | 6 |
| August | 34.3 °C | 24.1 °C | 27 °C | 1 |
| September | 34.8 °C | 24.6 °C | 27 °C | 1 |
| October | 34.4 °C | 24.8 °C | 27.5 °C | 3 |
| November | 33.9 °C | 24.9 °C | 27.9 °C | 6 |
| December | 32.9 °C | 24.9 °C | 28.4 °C | 11 |

Best months : September, August, October.

## Before you go

- **Safety** : Outside the areas advised against. Parts of the country are advised against (river areas of western Amazonas State (the Amazon west of Codajás, the Itaquaí, the Japurá, the upper Rio Negro)); Jericoacoara is not one of them. (official advice updated 9 September 2026 — https://www.gov.uk/foreign-travel-advice/brazil)
- **Entry** (British passport) : No visa needed for stays of up to 90 days. Passport valid for at least 6 months. Make sure border control stamps your passport; an unstamped passport may mean a fine when you leave. (per the UK Foreign Office, 9 September 2026)
- **Vaccines** : hepatitis A and hepatitis B if you are not already vaccinated; chikungunya depending on activities and areas visited. Routine vaccines up to date (measles in particular).
- **Yellow fever** : Vaccine recommended for parts of the country. No entry requirement.
- **Malaria** : Present. Areas: All areas in the states of Acre, Amapá, Amazonas, Rondônia, and Roraima Present in the states of Maranhão, Mato Grosso, and Pará, but rare cases in their capital cities (São Luis [capital of Maranhão], Cuiabá [capital of Mato Grosso], Belém [capital of Pará]) Rare cases and sporadic foci of transmission in rural and forested areas in the states of Espírito Santo, Goiás, Minas Gerais, Mato Grosso do Sul, Piauí, Rio de Janeiro, São Paolo, and Tocantins No malaria transmission in the cities of Brasília (the capital), Rio de Janeiro, or São Paolo No malaria transmission at Iguaçu Falls. Preventive medication recommended: Atovaquone-proguanil, doxycycline, mefloquine, tafenoquine Areas with rare cases: No chemoprophylaxis recommended (insect bite precautions and mosquito avoidance only) — prescribed before departure.
- **Mosquitoes** : dengue and Zika reported: protect yourself from bites.
  (per the CDC, page reviewed 3 September 2026 — https://wwwnc.cdc.gov/travel/destinations/traveler/none/brazil)

## Sources

Air, rain, humidity: ERA5-Land reanalysis (Copernicus) served by Open-Meteo (CC BY 4.0). Sea: NOAA OISST. Safety: FCDO (OGL v3), zones reviewed by Beau Fixe. Entry: France Diplomatie (Licence Ouverte 2.0) / FCDO. Health: CDC (public domain). Details: https://beaufixe.net/en/legal#sources

Beau Fixe — https://beaufixe.net — not a forecast; only the authorities are authoritative for safety, entry rules and health.