If you plan to visit Krabi in September, the weather is typically alright, with an average high temperature of +84°F during the day and approximately 0 sunny days. Expect some rainy, though, as there are typically 26 rainy days in the month and around 304 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Good to know:
September is usually the coldest month of the year in Krabi;
Average weather
☀️
+84°F
Avg. max. temperature
+73°F
Min.
+93°F
Max.
304 mm
Total precipitation
84%
Avg. humidity
2 m/s
Avg. wind
0 ☀️
Sunny Days
2 ⛅️
Cloudy
26 🌦
Rainy
Our opinion: Krabi has OK weather in September.
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Average temperature in Krabi in September
Here are the expected maximum, average and minimum temperatures in Krabi for September based on the historical data.
Last Year
Historical Data
Going from a maximum of +91°F during the day to a minimum of +77°F during the night, the temperature in September averages around +86°F.
The average maximum temperature goes up 50% by the end of the month, compared with the beginning of the month, from +84°F to +91°F.
Is Krabi warm or cold in September?
Krabi is typically warm in September.
Maximum temperatures go down compared to the previous month from +86°F to +84°F. The minimum temperature also goes up from +77°F to +77°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is the coldest month in Krabi, here is the comparison with other months:
Water temperature in Krabi in September
Water in Krabi in September is Very warm. It varies from +82°F to +86°F, with an average of +84°F.Note that the air temperature is lower than the water temperature, averaging around +84°F.
In September, water temperatures are average relative to the rest of the year:
The warmest water temperatures in Krabi are reached in May, when the average sea temperature rises to +87°F. The coldest water temperatures are in January, with an average of +83°F.
Can you swim in Krabi in September?
You can definitely swim in Krabi in September, the water is very warm (+84°F in average), and might even be unpleasant for ones who like it more fresh.
🦭
Cold
Below +61°F
🏄♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
Don't forget sunscreen and a hat, it's going to be hot!
Climate in Krabi in September
Krabi weather looks like this, on average, in September and the surrounding months.
August
September
October
Avg. temperature
+86°F
+84°F
+86°F
Min. temperature
+72°F
+73°F
+72°F
Max. temperature
+95°F
+93°F
+95°F
Rainfall
266 mm
304 mm
264 mm
Wind
3 m/s
2 m/s
2 m/s
Avg. water temperature
+84°F
+84°F
+85°F
Humidity
83%
84%
84%
Air pressure
1008 HPa
1009 HPa
1009 HPa
Sunny days
0
0
0
Cloudy days
3
2
1
Rainy days
26
26
25
Snowy days
0
0
0
September weather is still as ok as in August.It’s getting colder in September. From +86°F in the day, the average maximum temperature lowers to +84°F.Prepare for more rain. Average rainfall goes from 266 mm to 304 mm.Humidity rises from 83% to 84%.Winds are calmer in comparison to August, going down from 3 m/s to 2 m/s on average.The amount of sunny days stay about the same, averaging 0 sunny days during the month.
October brings much the same weather, it remains ok.
Wind speed in Krabi in September based on historical data.
Last Year
Historical Data
The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Krabi is gradually decreasing during September, going from 3 m/s to 1 m/s over the course of the month.
Rain
Amount of rainfall in mm during September in Krabi based on historical data.
Last Year
Historical Data
Typically, there is a 80% chance of rain on an average day in September, with total rainfall of approximately 379 mm. The maximum amount of rainfall per day is around 43 mm, which is moderate rain.September is a pretty wet month with over 24 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
September is one of the rainiest months in Krabi, here is a comparison with other months, total mm:
Krabi wettest month is September, where a typical day has a 87% chance of precipitation and 304 mm of rainfall per day. February, on the other hand, is the driest month with a mere 38% chance of precipitation and 21 mm of rainfall per day.
How was the weather last September in Krabi?
This is the weather in Krabi in September 2023:
1 September
🌧️
+84°F
2 September
🌧️
+85°F
3 September
🌧️
+85°F
4 September
🌧️
+81°F
5 September
🌧️
+82°F
6 September
☀️
+89°F
7 September
☀️
+88°F
8 September
☁️
+89°F
9 September
🌧️
+89°F
10 September
🌧️
+81°F
11 September
☀️
+89°F
12 September
☀️
+89°F
13 September
🌧️
+89°F
14 September
☀️
+86°F
15 September
🌧️
+88°F
16 September
🌧️
+86°F
17 September
🌧️
+88°F
18 September
☀️
+90°F
19 September
☀️
+90°F
20 September
🌧️
+91°F
21 September
🌧️
+86°F
22 September
🌧️
+88°F
23 September
🌧️
+87°F
24 September
🌧️
+86°F
25 September
🌧️
+83°F
26 September
🌧️
+84°F
27 September
🌧️
+81°F
28 September
☁️
+90°F
29 September
☀️
+92°F
30 September
☀️
+91°F
In September 2023 Krabi had 9 sunny days, 2 cloudy days, and 19 rainy days. The average maximum temperature was +86°F, with an absolute maximum of +91°F and a minimum of +81°F. The average humidity was 88%, with a maximum of 100% and a minimum of 63%. The average wind speed was 2 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in September?
Climate Change Over the Years
This is how Krabi climate has changed over the last 43 years.
The climate in Krabi in September has not changed that much over the last 43 years.
The average temperature was the lowest in 1999 (+85°F) and the highest in 2020 (+91°F). The driest year was 2002 with only 1391 mm of rainfall, and the wettest year was 2000 with 2625 mm.
FAQ
Frequently asked questions about the weather in Krabi in September:
Is September a good time to visit Krabi?
It’s always a good time to visit Krabi, 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 Krabi in September?
September is warm in Krabi. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Can you swim in Krabi in September?
Yes, you can swim in Krabi in September, the water is very warm, with temperature averaging at +84°F, but it's important to manage hydration and sun exposure.
Is Krabi rainy in September?
Krabi 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 Krabi in September?
Usually, it’s not very sunny in Krabi in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
Other cities in Thailand
Check out the weather for other cities in Thailand.
For this page, we’ve looked at the typical weather in Krabi, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
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.
