- Book online & save up to 5% on Marella Cruises
- Discount varies by season. Book online with TUI
- Destinations across the Med, Caribbean & USA
Belize weather in September 2025
Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Belize in September. Check more long-term weather averages for Belize in September before you book your next holiday to Belize in 2025/2026.
- 31°C max day temperature
31 - 6 hours of sunshine per day
- 18 days with some rainfall
18 - 24°C min night temperature
24 - 12 hours of daylight per day
12 - Very High heat & humidity
VH - 256 mm of monthly rainfall
256 - 11+ (Extreme) UV index
11 - 29°C sea temperature
29
More about Belize
- Overview
- Best time to visit
- Weather by month
- 5-day weather forecast
- Destinations
- Travel advice
- Deals & discounts
Belize by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Belize
Cruise deal finder
The September weather guide for Belize (Belize City) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Belize destinations
Below are average maximum temperatures at popular countries, regions and places in Belize in September. Select a holiday destination to see more weather parameters.
All Belize destinations
Metric (°C / mm) | Imperial (°F / inches)
More about Belize
How hot is it in Belize in September?
Daytime temperatures usually reach 31°C in Belize City, Belize in September with very high heat and humidity, falling to 24°C at night.
How sunny is it in Belize in September?
There are normally 6 hours of bright sunshine each day in Belize City, Belize in September - that's 50% of daylight hours.
How warm is the sea around Belize in September?
The average sea temperature around Belize City, Belize in September is 29°C.
Does it rain in Belize in September?
There are usually 18 days with some rain in Belize City, Belize in September and the average monthly rainfall is 256mm.
What is the chance of a hurricane in Belize in September?
On average less than 1 day in September in Belize City, Belize is likely to be affected by the passage of one or more tropical storms.
Belize September sunrise & sunset times
Browse the sunrise and sunset times for Belize in September 2025. Select a month to view Belize sunrise and sunset times for the next 12 months. The Belize sunrise and sunset times shown below are for Belize City.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st September 2025 | 05:39 | 18:06 |
| Monday, 15th September 2025 | 05:41 | 17:55 |
| Tuesday, 30th September 2025 | 05:43 | 17:42 |
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- Black Friday sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport