Barreirinhas weather by month & the best time to visit
🇧🇷 Brazil · small town · tropical — wet & dry seasons climate
The best time to visit Barreirinhas is July — its sunniest month (Sunshine Score 87/100), with June close behind. Barreirinhas averages about 2,779 hours of sunshine a year. Daytime highs around 32°C / 90°F and roughly 44 mm of rain in July.
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- Sun hours / year
- 2,779
- Sunniest month
- July
- Peak score
- 87/100
- Rain / year
- 1,280 mm
- Midday UV at peak
- 12 (extreme)
- Population
- 66k
- Elevation
- 10 m

When is the best time to visit Barreirinhas?
For sunshine, the best time to visit Barreirinhas is July, then June. The dullest month is September (65/100, 15 mm of rain). The full month-by-month picture is in the table below.
How sunny is Barreirinhas?
Barreirinhas gets a lot of sun: around 2,779 hours a year. July (87/100) is noticeably better than September (65). It ranks #30 of 131 destinations in Brazil for annual sunshine, above the national median of 2,486 hours. Rain has a clear season: the wettest stretch, around March, carries about 58% of the annual 1,280 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 68 | 32° / 90°F | 23° / 73°F | 159 mm | 10 |
| February | 68 | 31° / 88°F | 23° / 73°F | 217 mm | 10 |
| March | 68 | 30° / 86°F | 23° / 73°F | 262 mm | 10 |
| April | 68 | 30° / 86°F | 23° / 73°F | 269 mm | 10 |
| May | 68 | 31° / 88°F | 23° / 73°F | 161 mm | 10 |
| June | 82 | 31° / 88°F | 22° / 72°F | 71 mm | 10 |
| July | 87 | 32° / 90°F | 22° / 72°F | 44 mm | 10 |
| August | 75 | 34° / 93°F | 22° / 72°F | 10 mm | 11 |
| September | 65 | 35° / 95°F | 22° / 72°F | 15 mm | 12 |
| October | 65 | 35° / 95°F | 23° / 73°F | 13 mm | 12 |
| November | 65 | 35° / 95°F | 23° / 73°F | 15 mm | 11 |
| December | 70 | 34° / 93°F | 24° / 75°F | 44 mm | 10 |
See Barreirinhas on the interactive sunshine globe →
Nearby places for sunshine
- São Luís Brazil · 160 km · best in Oct · 2,413 h sun/yr
- Teresina Brazil · 256 km · best in Jul · 2,986 h sun/yr
- Cruz Brazil · 272 km · best in Jul · 2,890 h sun/yr
- Fortaleza Brazil · 487 km · best in Jul · 2,889 h sun/yr
- Juazeiro do Norte Brazil · 632 km · best in Jul · 2,989 h sun/yr
- Belém Brazil · 649 km · best in Aug · 2,385 h sun/yr
Nearest destinations
- Parnaíba Brazil · 120 km · 2,984 h sun/yr · best in Jun
- Sobral Brazil · 301 km · 2,726 h sun/yr · best in Jul
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