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Roatan in September: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Roatan in September will be like? Take a look at our weather guide for Roatan, based on historical data.
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September

Weather in Roatan in September 2024

OK Weather
Warm
🌧️
Rainy
If you plan to visit Roatan in September, the weather is typically alright, with an average high temperature of +82°F during the day and approximately 1 sunny days. Expect some rainy, though, as there are typically 24 rainy days in the month and around 127 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • September is usually the hottest month of the year in Roatan;

Average weather

☀️
+82°F
Avg. max. temperature
+75°F
Min.
+86°F
Max.
127 mm
Total precipitation
82%
Avg. humidity
4 m/s
Avg. wind
1 ☀️
Sunny Days
4 ⛅️
Cloudy
24 🌦
Rainy
Our opinion: Roatan has OK weather in September.

Average temperature in Roatan in September

Here are the expected maximum, average and minimum temperatures in Roatan for September based on the historical data.
Last Year
Historical Data

Going from a maximum of +84°F during the day to a minimum of +77°F during the night, the temperature in September averages around +84°F.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +84°F to +84°F.

Is Roatan warm or cold in September?

Roatan is typically warm in September.

Maximum temperatures go up compared to the previous month from +82°F to +82°F. The minimum temperature also goes up from +79°F to +79°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

September is the hottest month in Roatan, here is the comparison with other months:

Climate in Roatan in September

Roatan weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+82°F+82°F+81°F
Min. temperature
+75°F+75°F+73°F
Max. temperature
+86°F+86°F+88°F
Rainfall
86 mm127 mm291 mm
Wind
5 m/s4 m/s4 m/s
Humidity
83%82%83%
Air pressure
1011 HPa1010 HPa1010 HPa
Sunny days
211
Cloudy days
542
Rainy days
232427
Snowy days
000

September weather is still as ok as in August. The temperature levels stay the same in the area of +82°F for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 86 mm to 127 mm. It feels drier, as humidity decreases from 83% to 82%. Winds are calmer in comparison to August, going down from 5 m/s to 4 m/s on average. The days becoming less sunny, going from 2 sunny days in August to 1 in September.

October brings much the same weather, it remains ok.

Wind

Wind speed in Roatan in September based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Roatan is gradually decreasing during September, going from 6 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in Roatan based on historical data.
Last Year
Historical Data
Total precipitation in September is about 135 mm, with a 93% chance of rain on a typical day. The maximum amount of rainfall per day is around 18 mm, which is considered light rain. September is a pretty wet month with over 28 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Roatan wettest month is November, where a typical day has a 83% chance of precipitation and 312 mm of rainfall per day. April, on the other hand, is the driest month with a mere 33% chance of precipitation and 32 mm of rainfall per day.

How was the weather last September in Roatan?

This is the weather in Roatan in September 2023:
1 September
🌧️
+84°F
2 September
☁️
+85°F
3 September
🌧️
+83°F
4 September
🌧️
+82°F
5 September
☀️
+85°F
6 September
☀️
+85°F
7 September
🌧️
+84°F
8 September
🌧️
+83°F
9 September
☀️
+84°F
10 September
🌧️
+84°F
11 September
🌧️
+84°F
12 September
🌧️
+83°F
13 September
🌧️
+84°F
14 September
☁️
+85°F
15 September
🌧️
+84°F
16 September
🌧️
+85°F
17 September
☀️
+85°F
18 September
☁️
+84°F
19 September
☁️
+84°F
20 September
🌧️
+83°F
21 September
🌧️
+84°F
22 September
☀️
+84°F
23 September
☀️
+84°F
24 September
☀️
+84°F
25 September
🌧️
+84°F
26 September
🌧️
+83°F
27 September
🌧️
+83°F
28 September
🌧️
+82°F
29 September
☁️
+84°F
30 September
🌧️
+85°F
In September 2023 Roatan had 7 sunny days, 5 cloudy days, and 18 rainy days. The average maximum temperature was +84°F, with an absolute maximum of +84°F and a minimum of +82°F. The average humidity was 83%, with a maximum of 100% and a minimum of 74%. The average wind speed was 4 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change Over the Years

This is how Roatan climate has changed over the last 43 years.

The climate in Roatan in September has not changed that much over the last 43 years.

The average temperature was the lowest in 1986 (+79°F) and the highest in 2021 (+82°F). The driest year was 1994 with only 730 mm of rainfall, and the wettest year was 1980 with 2296 mm.

FAQ

Frequently asked questions about the weather in Roatan in September:

Is September a good time to visit Roatan?

It’s always a good time to visit Roatan, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Roatan in September?

September is warm in Roatan. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Roatan rainy in September?

Roatan is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Roatan in September?

Usually, it’s not very sunny in Roatan in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Monthly weather in Roatan

Source of the data

For this page, we’ve looked at the typical weather in Roatan, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.