San Ignacio

Cayo Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Cayo, Belize in September.

Planning a getaway to Cayo, Belize this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Cayo in September

Cayo, Belize is a region in Belize. September in Cayo generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 33°C (91°F) and nighttime temperatures around 23°C (73°F) in San Ignacio. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

For a closer look at conditions across Cayo, Belize, refer to the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Belmopan with an average of 166 mm (6.5 in) to heavy rainfall in Good Living Camp with 214 mm (8.4 in). Based on climate data from the last 30 years, San Ignacio receives the most rainfall during this month of the year.

Average sunshine

Most places get a reasonable amount of sunshine. Take San Ignacio as an example - it receives around 175 hours of sunlight, offering a nice mix of sunny and partly cloudy days. Want to compare this with brighter destinations? Try our weather planner to explore your options.

Explore Cayo by month

Best Places to Visit in Cayo in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Cayo.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Cayo

What is the weather like in September for some of the most popular destinations in Cayo, Belize?

Temperature range in Cayo (September)

Precipitation variation in Cayo (September)

San Ignacio

In September San Ignacio generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
34°C (93°F)
33°C (91°F)
31°C (88°F)
Min temperature
23°C (73°F)
23°C (73°F)
22°C (72°F)
Monthly sun hours
209 hours
175 hours
183 hours
Monthly rainfall
119 mm (4.7 in)
170 mm (6.7 in)
156 mm (6.1 in)
Monthly rainy days
16 days
15 days
15 days
Weather conditions

Belmopan

In September Belmopan generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
33°C (91°F)
33°C (91°F)
31°C (88°F)
Min temperature
24°C (75°F)
24°C (75°F)
23°C (73°F)
Monthly sun hours
209 hours
175 hours
183 hours
Monthly rainfall
136 mm (5.4 in)
166 mm (6.5 in)
178 mm (7 in)
Monthly rainy days
17 days
16 days
16 days
Weather conditions

Good Living Camp

In September Good Living Camp generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
32°C (90°F)
32°C (90°F)
30°C (86°F)
Min temperature
23°C (73°F)
23°C (73°F)
22°C (72°F)
Monthly sun hours
209 hours
175 hours
183 hours
Monthly rainfall
181 mm (7.1 in)
214 mm (8.4 in)
215 mm (8.5 in)
Monthly rainy days
18 days
17 days
17 days
Weather conditions

Teakettle Village

In September Teakettle Village generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
33°C (91°F)
33°C (91°F)
31°C (88°F)
Min temperature
24°C (75°F)
23°C (73°F)
22°C (72°F)
Monthly sun hours
209 hours
175 hours
183 hours
Monthly rainfall
134 mm (5.3 in)
170 mm (6.7 in)
174 mm (6.9 in)
Monthly rainy days
16 days
16 days
16 days
Weather conditions

San Antonio

In September San Antonio generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
33°C (91°F)
33°C (91°F)
31°C (88°F)
Min temperature
23°C (73°F)
23°C (73°F)
22°C (72°F)
Monthly sun hours
209 hours
175 hours
183 hours
Monthly rainfall
124 mm (4.9 in)
178 mm (7 in)
165 mm (6.5 in)
Monthly rainy days
17 days
16 days
16 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Cayo, in Belize.

Popular cities in September

Day & night temperatures, rainfall and average weather in Cayo in September.

City Weather Day temp Night temp Rainfall
San Ignacio 33°C (91°F) 23°C (73°F) 170 mm (6.7 in)
Good Living Camp 32°C (90°F) 23°C (73°F) 214 mm (8.4 in)
Belmopan 33°C (91°F) 24°C (75°F) 166 mm (6.5 in)
Teakettle Village 33°C (91°F) 23°C (73°F) 170 mm (6.7 in)
San Antonio 33°C (91°F) 23°C (73°F) 178 mm (7 in)

Cayo weather in September: frequently asked questions

What is the weather like in Cayo, Belize in September?

Cayo, Belize typically experiences poor weather in September, part of the season. Daytime highs in San Ignacio average around 33°C (91°F), and temperatures drop to about 23°C (73°F) at night.

What is the average temperature in Cayo, Belize in September?

Daytime temperatures in San Ignacio peak at roughly 33°C (91°F) in September, dropping to about 23°C (73°F) overnight.

Does Cayo, Belize get a lot of rain in September?

Rainfall in Cayo, Belize peaks during September. San Ignacio averages roughly 170 mm (6.7 in), so frequent and sometimes heavy showers are the norm.

Is September a Good Time to Visit Cayo, Belize?

In our opinion, September may not be the ideal time to visit Cayo, Belize due to the typically tolerable weather in San Ignacio.

Generally speaking, the best visiting conditions can be found in January and December offering mostly perfect weather in San Ignacio. On the other hand, the months of April, May, June, July, August and September tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Cayo.

Weather and climate has detailed information for every country in the world. Are you going to Belize? Get detailed historical weather averages for many cities in Belize.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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