Big Fall, Belize experiences average highs of 30°C (86°F) and lows of 23°C (73°F) throughout the year. Rainfall is frequent, averaging about 19 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have stayed broadly stable across the available records.
Big Fall, Belize Weather & Climate 2026
Monthly climate averages for Big Fall, Belize. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Jun–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.2/10
Best: January, February, December
UV Index
8
High
Temperature 30°C / 23°C
Feels Like 35°C / 27°C
Rainy Days 19
Rainfall 110 mm
Sunshine 10 h
Humidity 85%
Wind Speed 12 km/h
Dew Point 24°C
Hottest Month
33°C
May
Avg Low25°C
Rain13days
Coldest Month
21°C
January
Avg High27°C
Rain16days
Driest Month
11days
April
Avg High32°C
Avg Low24°C
Windiest Month
14 km/h
July (Gusts 37)
Sea Temperature
27°C – 31°C
Warmest water: September (
31.2°C
)
Worst Time to Visit
Consider avoiding May, June, July, September due to extreme heat, heavy rainfall, oppressive humidity.
Sun Position
Sunrise 05:25
Daylight 13.1h
Sunset 18:30
Live conditions—
Big Fall on the map · live conditions
Big Fall, Belize
- Continent
- Americas
- Country
- Belize
- City
- Big Fall
- Population
- 846
- Coordinates
- 16.26°, -88.89°
Seasonal Breakdown
Spring
Mar–May
Avg High 32°C
Avg Low 24°C
Rain 12 days/mo
Summer
Jun–Aug
Avg High 31°C
Avg Low 24°C
Rain 26 days/mo
Autumn
Sep–Nov
Avg High 30°C
Avg Low 23°C
Rain 23 days/mo
Winter
Dec–Feb
Avg High 27°C
Avg Low 21°C
Rain 17 days/mo
3/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 27°C / 21°C . Feb: 28°C / 21°C . Mar: 30°C / 22°C . Apr: 32°C / 24°C . May: 33°C / 25°C . Jun: 31°C / 25°C . Jul: 30°C / 24°C . Aug: 31°C / 24°C . Sep: 31°C / 24°C . Oct: 30°C / 24°C . Nov: 28°C / 22°C . Dec: 27°C / 21°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 73 mm. Feb: 54 mm. Mar: 54 mm. Apr: 50 mm. May: 74 mm. Jun: 169 mm. Jul: 135 mm. Aug: 132 mm. Sep: 146 mm. Oct: 195 mm. Nov: 147 mm. Dec: 85 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 86%. Feb: 84%. Mar: 81%. Apr: 78%. May: 79%. Jun: 86%. Jul: 86%. Aug: 86%. Sep: 87%. Oct: 87%. Nov: 88%. Dec: 87%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 10 km/h . Feb: 12 km/h . Mar: 13 km/h . Apr: 13 km/h . May: 14 km/h . Jun: 13 km/h . Jul: 14 km/h . Aug: 12 km/h . Sep: 10 km/h . Oct: 9 km/h . Nov: 9 km/h . Dec: 10 km/h .
Sunshine
Sunshine
Sunshine: Jan: 9h. Feb: 10h. Mar: 11h. Apr: 11h. May: 11h. Jun: 10h. Jul: 11h. Aug: 11h. Sep: 10h. Oct: 9h. Nov: 9h. Dec: 9h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 27°C . Feb: 28°C . Mar: 29°C . Apr: 29°C . May: 31°C . Jun: 31°C . Jul: 30°C . Aug: 31°C . Sep: 31°C . Oct: 31°C . Nov: 28°C . Dec: 27°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 6. Feb: UV 7. Mar: UV 8. Apr: UV 9. May: UV 9. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 8. Oct: UV 8. Nov: UV 6. Dec: UV 6.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | May 2025 · 33°C | May · 33°C |
| Coldest month | Jan 2025 · 21°C | Jan · 21°C |
| Wettest month | Jun 2025 · 202 mm | Oct · 195 mm |
| Windiest month | Jun 2025 · 15 km/h | Jul · 14 km/h |
Month-by-Month Weather Table
January best
Good 
February best
Good March
Fair April
Poor May
Poor June
Wet July
Wet August
Wet September
Wet October
Wet November
Wet December best
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 27°C / 21°C | 31°C / 24°C | 16days (73 mm) Wet | 8.9h Good | 86% Very Muggy | 6.1 High | Good | View Details |
| February best | 28°C / 21°C | 32°C / 25°C | 15days (54 mm) Wet | 9.6h Good | 84% Humid | 7.4 Very High | Good | View Details |
| March | 30°C / 22°C | 34°C / 26°C | 12days (54 mm) Wet | 10.6h Excellent | 81% Humid | 8.3 Very High | Fair | View Details |
| April | 32°C / 24°C | 37°C / 28°C | 11days (50 mm) Wet | 11.3h Excellent | 78% Humid | 8.5 Very High | Poor | View Details |
| May | 33°C / 25°C | 38°C / 30°C | 13days (74 mm) Wet | 11.3h Excellent | 79% Humid | 8.8 Very High | Poor | View Details |
| June | 31°C / 25°C | 37°C / 30°C | 24days (169 mm) Wet | 9.6h Good | 86% Very Muggy | 8.1 Very High | Wet | View Details |
| July | 30°C / 24°C | 36°C / 29°C | 27days (135 mm) Wet | 10.5h Excellent | 86% Very Muggy | 8.3 Very High | Wet | View Details |
| August | 31°C / 24°C | 37°C / 29°C | 26days (132 mm) Wet | 10.5h Excellent | 86% Very Muggy | 8.3 Very High | Wet | View Details |
| September | 31°C / 24°C | 37°C / 30°C | 26days (146 mm) Wet | 9.9h Good | 87% Very Muggy | 8.1 Very High | Wet | View Details |
| October | 30°C / 24°C | 36°C / 28°C | 24days (195 mm) Wet | 9.3h Good | 87% Very Muggy | 7.5 Very High | Wet | View Details |
| November | 28°C / 22°C | 33°C / 26°C | 19days (147 mm) Wet | 8.7h Good | 88% Very Muggy | 6.2 High | Wet | View Details |
| December best | 27°C / 21°C | 31°C / 25°C | 19days (85 mm) Wet | 8.6h Good | 87% Very Muggy | 5.9 High | Wet | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Big Fall are January, February, December, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Big Fall, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Big Fall is May, with average daytime highs of 33°C (91°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Big Fall is January, with average overnight lows of 21°C (70°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Big Fall is October, averaging 195mm of precipitation across 24 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Big Fall runs through July, August, September, June, with the heaviest rainfall in July. Based on 10-year averages for Big Fall.
Big Fall receives approximately 119 sunshine hours per year. The sunniest month is April with around 11 hours. Based on climate data for Big Fall.
The least favorable months to visit Big Fall are May, June, July, September, primarily due to extreme heat, heavy rainfall, oppressive humidity. For the best conditions, consider January, February, December instead.
The annual average UV index in Big Fall is 8, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Big Fall is 85%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Yes — sea temperatures in January, February, March, April, May, June, July, August, September, October, November, December average 30°C (86°F), which is warm and comfortable for swimming and water activities.
Average wind speeds in Big Fall are 12 km/h (7 mph). The windiest month is July with peak winds reaching 14 km/h (9 mph) (gusts up to 37 km/h / 23 mph).
Big Fall averages 1 clear-sky days per month with overall cloud cover around 63%. The clearest skies occur in February.
The annual average dew point in Big Fall is 24°C (75°F), which feels oppressively humid. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Big Fall has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Big Fall ranges from 27°C (81°F) to 35°C (95°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
June is not the best time to visit Big Fall, with a climate score of 2.1/10. Consider visiting during January, February, December instead for better conditions.
For June in Big Fall, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 31°C (88°F) and 24 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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