Caye Caulker in Fall
In fall (September, October and November), Caye Caulker sees average daytime highs around 28°C and overnight lows near 26°C, with 709 mm of rain over about 67 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 29°C in early September to 26°C by late November. The sky is clear or mostly clear about 36% of the time across fall, and the air most often feels miserable.
Fall is Caye Caulker's 3rd-best season to visit on our travel score. Caye Caulker has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Caye Caulker's year-round climate.
- Avg daytime high
- 28°C
- 2nd-warmest season
- Avg overnight low
- 26°C
- Rainfall
- 709 mm
- 67 wet days
- Avg wind
- 18 km/h
- Travel score
- 4.5
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Caye Caulker in Fall
Over the season highs ease from about 29°C in early September to 26°C by late November.
A typical fall day in Caye Caulker reaches about 28°C and drops to 26°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Caye Caulker
Once humidity and wind are folded in, fall brings about 42 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Caye Caulker weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 24° | 102 | 16.2 | 11.1 | 6.2 |
| Feb | 26° / 24° | 43 | 9.6 | 11.4 | 7.1 |
| Mar | 26° / 25° | 38 | 7.9 | 11.9 | 7.6 |
| Apr | 27° / 26° | 29 | 5.7 | 12.4 | 7.6 |
| May | 28° / 27° | 100 | 13.2 | 12.8 | 6.1 |
| Jun | 28° / 27° | 191 | 20.4 | 13 | 4.4 |
| Jul | 28° / 27° | 142 | 20.7 | 13 | 4.6 |
| Aug | 29° / 27° | 180 | 22.5 | 12.6 | 4.2 |
| Sep | 29° / 27° | 206 | 24.3 | 12.1 | 3.8 |
| Oct | 28° / 26° | 300 | 23.1 | 11.6 | 4.4 |
| Nov | 27° / 25° | 203 | 19.3 | 11.2 | 5.3 |
| Dec | 26° / 24° | 110 | 18 | 11 | 5.8 |
Cloud cover in Fall
The sky is clear or mostly clear about 36% of the time across fall.
Chance of precipitation in Fall
Caye Caulker gets around 709 mm of rain over 67 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 18 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 24 min in early September to 11 hours by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.9 kWh/m².
Hazard calendar for Caye Caulker
In fall, Caye Caulker overlaps its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.
Caye Caulker sits in the Atlantic hurricane belt; the season peaks August–October.
Caye Caulker's rainy season runs June–November, when most of the year's rain falls.
Is fall a good time to visit Caye Caulker?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Caye Caulker for sightseeing.
What to pack for Caye Caulker in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Caye Caulker sees daytime highs around 28°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 67 days see rain.
Sea temperature near Caye Caulker in Fall
The nearest coast averages about 29°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 19 km away) is warmest in September at about 30°C and coldest in January near 26°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 26 | 27 | 28 | 29 | 29 | 29 | 30 | 30 | 29 | 28 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Warm |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Warm |
| Dec | 27 | Warm |
UV index in Caye Caulker in Fall
Clear-sky midday UV across fall averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Caye Caulker peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 9 | 11 | 13 | 13 | 11 | 12 | 12 | 12 | 12 | 11 | 8 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 11 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | Very high |
Air quality in Caye Caulker in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Caye Caulker is worst in July — around 31 µg/m³ PM2.5 (moderate), about 5.0× the cleanest month (December, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 7 | 10 | 9 | 14 | 19 | 30 | 31 | 22 | 14 | 9 | 6 | 6 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 10 | Good |
| Mar | 9 | Good |
| Apr | 14 | Moderate |
| May | 19 | Moderate |
| Jun | 30 | Moderate |
| Jul | 31 | Moderate |
| Aug | 22 | Moderate |
| Sep | 14 | Moderate |
| Oct | 9 | Good |
| Nov | 6 | Good |
| Dec | 6 | Good |
Where is Caye Caulker?
Caye Caulker sits at 17.7°N, 88.0°W, 0 m above sea level, in Belize. The nearest listed city is San Pedro, 21 km away.
Topography around Caye Caulker
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Caye Caulker.
Within 3 km, the terrain around Caye Caulker has only modest variations in elevation — a maximum elevation change of 6 m around an average of 0 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 8 m; within 80 km, significant variations in elevation — a maximum elevation change of 394 m.
The land around Caye Caulker is covered by water (93%) within 3 km, water (97%) within 16 km, and water (63%) and trees (21%) within 80 km.
Belize travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / G
- 110 / 220 V · 60 Hz
- Prices
- ≈ 53% of US
- price level, 2025
- GDP per capita
- $7,865
- 2025
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Homicide rate
- 28.1
- per 100k, 2022
- Road deaths
- 22.6
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Caye Caulker (17.7366°, -88.0276°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.