BelizeThe weather in September in Cayo
It's hot in September in Cayo with an average temperature of 33°C. Temperatures this month range from a low of 32°C to a high of 34°C. At night, you can expect temperatures between 22°C and 24°C.
Looking for sun? September isn’t a good month to be in Cayo. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Cayo, Belize. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2015, Cayo reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 24°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 15°C to a highest value of 26°C.
Rainfall amount
In September, there is an average of 158 mm of precipitation, spread over 20 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Daily weather in September for Cayo
Click on any day in September to get detailed info about the usual weather on that day in Cayo. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Cayo | New York | |
|---|---|---|
| Average temperature | 33°C | 27°C |
| Max. temperature | 34°C | 31°C |
| Min. temperature | 22°C | -5°C |
| Total precipitation | 158 mm | 57 mm |
| Rainy days | 20 days | 9 days |
Start of September
The month of September starts in Cayo with hot temps, averaging around 34°C during the day and nights around 23°C.
Mid September
By mid-September, daytime temps stay steady at around 34°C, with nights around 24°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of September
By the end of September, the average daytime temperature in Cayo is around 33°C, while nighttime temps are about 24°C. There’s a significant chance of many days with precipitation.
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UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The hurricane season in Cayo runs from June to November.
Check out the climate of Cayo for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Cayo, Belize. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Cayo
Temperature in September in Cayo over the years
Precipitation charts
These charts show the average amount of precipitation in September in Cayo, Belize. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Cayo
Total precipitation in September in Cayo over the years
Daily UV index in September in Cayo
This chart shows the average daily UV index in September in Cayo, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Cayo
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Average weather in Cayo by month
Click on a month below to see detailed weather info for Cayo. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.