Your trips
Organise your trips easily with tabs
London
Port Blair
Any date
+ Search
background

Smarter Travel Planning

for a Better World

Port Blair in August: Weather, Average temperature and Climate

Discover the weather for Port Blair in August and if it’s a good time to travel (based on historical data).
Check flight prices to Port Blair on Avionero:
August

Weather in Port Blair in August 2025

OK Weather
Warm
🌧️
Rainy
August could be a good time to visit Port Blair, as the weather is generally fine. The average high temperature is around +28°C, and there are typically 0 sunny days in August. However, expect about 30 rainy days, and total monthly rainfall of approximately 260 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+28°C
Avg. max. temperature
+25°C
Min.
+29°C
Max.
260 mm
Total precipitation
85%
Avg. humidity
6 m/s
Avg. wind
0 ☀️
Sunny Days
1 ⛅️
Cloudy
30 🌦
Rainy
Our opinion: Port Blair has OK weather in August.

Average temperature in Port Blair in August

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

The expected average maximum temperature in August is +28°C with a maximum of +29°C and a minimum of +26°C.

The average maximum temperature goes down 33% by the end of the month, compared with the beginning of the month, from +29°C to +28°C.

Is Port Blair warm or cold in August?

Port Blair is typically warm in August.

Maximum temperatures go up compared to the previous month from +28°C to +28°C. The minimum temperature also goes up from +26°C to +26°C.

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

Take a look at how August is compared to other months in Port Blair:

Climate in Port Blair in August

Port Blair weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+28°C+28°C+28°C
Min. temperature
+25°C+25°C+25°C
Max. temperature
+29°C+29°C+29°C
Rainfall
252 mm260 mm286 mm
Wind
6 m/s6 m/s5 m/s
Humidity
85%85%86%
Air pressure
1007 HPa1007 HPa1008 HPa
Sunny days
000
Cloudy days
111
Rainy days
293029
Snowy days
000

August weather is still as ok as in July. The temperature levels stay the same in the area of +28°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 252 mm to 260 mm. Humidity levels don’t change as the month goes on, averaging around 85%. The average wind speed doesn’t change much during August, staying around 6 m/s. The amount of sunny days stay about the same, averaging 0 sunny days during the month.

September brings much the same weather, it remains ok.

Wind

Wind speed in Port Blair in August based on historical data.
Last Year
Historical Data

The average wind speed is 5 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Port Blair is gradually decreasing during August, going from 7 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Port Blair based on historical data.
Last Year
Historical Data
Total precipitation in August is about 120 mm, with a 65% chance of rain on a typical day. The maximum amount of rainfall per day is around 24 mm, which is considered light rain. August is a pretty wet month with over 20 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
August is one of the rainiest months in Port Blair, here is a comparison with other months, total mm:
Port Blair wettest month is September, where a typical day has a 97% chance of precipitation and 286 mm of rainfall per day. February, on the other hand, is the driest month with a mere 21% chance of precipitation and 13 mm of rainfall per day.

How was the weather last August in Port Blair?

This is the weather in Port Blair in August 2024:
1 August
🌫️
+29°C
2 August
☁️
+29°C
3 August
🌫️
+29°C
4 August
🌫️
+28°C
5 August
🌫️
+29°C
6 August
🌧️
+29°C
7 August
🌫️
+29°C
8 August
🌫️
+29°C
9 August
🌫️
+29°C
10 August
🌧️
+28°C
11 August
🌧️
+28°C
12 August
🌫️
+28°C
13 August
🌫️
+28°C
14 August
🌫️
+28°C
15 August
🌧️
+28°C
16 August
🌫️
+29°C
17 August
🌫️
+28°C
18 August
🌫️
+29°C
19 August
☁️
+29°C
20 August
🌫️
+29°C
21 August
🌧️
+28°C
22 August
🌧️
+28°C
23 August
🌧️
+28°C
24 August
🌧️
+28°C
25 August
🌫️
+28°C
26 August
☁️
+29°C
27 August
🌫️
+29°C
28 August
🌧️
+29°C
29 August
🌧️
+28°C
30 August
🌫️
+28°C
31 August
🌧️
+28°C
In August 2024 Port Blair had 0 sunny days, 3 cloudy days, and 11 rainy days. The average maximum temperature was +28°C, with an absolute maximum of +29°C and a minimum of +28°C. The average humidity was 84%, with a maximum of 94% and a minimum of 74%. The average wind speed was 5 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change over Years

This is how Port Blair climate have been changing during last 43 years period.

The climate in Port Blair in August has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+28°C) and the highest in 2024 (+29°C). The driest year was 1979 with only 1186 mm of rainfall, and the wettest year was 1988 with 2535 mm.

FAQ

Frequently asked questions about the weather in Port Blair in August:

Is August a good time to visit Port Blair?

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

Can you sunbathe in Port Blair in August?

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

Is Port Blair rainy in August?

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

Is it sunny in Port Blair in August?

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

Other cities in India

Check out the weather for other cities in India.

Monthly weather in Port Blair

Source of the data

For this page, we’ve looked at the typical weather in Port Blair, 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.