Guanaja weather by month & the best time to visit
🇭🇳 Honduras · beach resort · tropical monsoon climate
The best time to visit Guanaja is April — its sunniest month (Sunshine Score 86/100), with March and February close behind. Guanaja averages about 2,723 hours of sunshine a year. Daytime highs around 27°C / 81°F and roughly 47 mm of rain in April.
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- Sun hours / year
- 2,723
- Sunniest month
- April
- Peak score
- 86/100
- Rain / year
- 2,228 mm
- Midday UV at peak
- 11 (extreme)
- Sea at warmest
- 31°C / 88°F
- Population
- 6k
- Elevation
- 7 m

When is the best time to visit Guanaja?
For sunshine, the best time to visit Guanaja is April, then March and February. The dullest month is January (68/100, 167 mm of rain). The full month-by-month picture is in the table below.
How sunny is Guanaja?
Guanaja gets a lot of sun: around 2,723 hours a year. April (86/100) is noticeably better than January (68). It ranks #3 of 8 destinations in Honduras for annual sunshine, above the national median of 2,451 hours. Rain has a clear season: the wettest stretch, around October, carries about 40% of the annual 2,228 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 68 | 26° / 79°F | 26° / 79°F | 167 mm | 8 | 28° / 82°F |
| February | 77 | 26° / 79°F | 26° / 79°F | 100 mm | 9 | 27° / 81°F |
| March | 82 | 27° / 81°F | 26° / 79°F | 71 mm | 11 | 28° / 82°F |
| April | 86 | 27° / 81°F | 27° / 81°F | 47 mm | 11 | 28° / 82°F |
| May | 74 | 28° / 82°F | 27° / 81°F | 113 mm | 11 | 28° / 82°F |
| June | 68 | 29° / 84°F | 28° / 82°F | 216 mm | 10 | 30° / 86°F |
| July | 68 | 29° / 84°F | 28° / 82°F | 211 mm | 10 | 29° / 84°F |
| August | 68 | 29° / 84°F | 28° / 82°F | 203 mm | 11 | 30° / 86°F |
| September | 68 | 29° / 84°F | 28° / 82°F | 208 mm | 11 | 31° / 88°F |
| October | 68 | 29° / 84°F | 28° / 82°F | 363 mm | 9 | 30° / 86°F |
| November | 68 | 28° / 82°F | 27° / 81°F | 330 mm | 7 | 29° / 84°F |
| December | 68 | 27° / 81°F | 26° / 79°F | 199 mm | 7 | 28° / 82°F |
Sea temperature in Guanaja by month
The sea off Guanaja is warmest in September at around 31°C / 88°F, and coolest in February at 27°C / 81°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Guanaja on the interactive sunshine globe →
Nearby places for sunshine
- Coxen Hole Honduras · 67 km · best in Apr · 2,764 h sun/yr
- San Pedro Sula Honduras · 242 km · best in Apr · 2,266 h sun/yr
- Belize City Belize · 282 km · best in Apr · 2,402 h sun/yr
- Tegucigalpa Honduras · 300 km · best in Jan · 2,423 h sun/yr
- Chetumal Mexico · 344 km · best in Feb · 2,483 h sun/yr
- Tulum Mexico · 454 km · best in Feb · 2,695 h sun/yr
Nearest destinations
- Utila Honduras · 110 km · 2,764 h sun/yr · best in Apr
- La Ceiba Honduras · 128 km · 2,265 h sun/yr · best in Mar
- Dangriga Belize · 255 km · 2,452 h sun/yr · best in Apr
- Placencia Belize · 262 km · 2,452 h sun/yr · best in Apr
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