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Penang in May: Weather, Average temperature and Climate

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

Weather in Penang in May 2025

OK Weather
Hot
🌧️
Rainy
May could be a good time to visit Penang, as the weather is generally fine. The average high temperature is around +31°C, and there are typically 0 sunny days in May. However, expect about 9 rainy days, and total monthly rainfall of approximately 199 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+31°C
Avg. max. temperature
+24°C
Min.
+34°C
Max.
199 mm
Total precipitation
82%
Avg. humidity
1 m/s
Avg. wind
0 ☀️
Sunny Days
1 ⛅️
Cloudy
9 🌦
Rainy
Our opinion: Penang has OK weather in May.

Average temperature in Penang in May

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

The expected average maximum temperature in May is +32°C with a maximum of +34°C and a minimum of +25°C.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +33°C to +33°C.

Is Penang warm or cold in May?

Penang is typically hot in May.

Maximum temperatures go up compared to the previous month from +31°C to +31°C. The minimum temperature also goes up from +25°C to +26°C.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

Take a look at how May is compared to other months in Penang:

Climate in Penang in May

Penang weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+31°C+31°C+31°C
Min. temperature
+23°C+24°C+23°C
Max. temperature
+35°C+34°C+34°C
Rainfall
190 mm199 mm137 mm
Wind
1 m/s1 m/s1 m/s
Humidity
81%82%80%
Air pressure
1008 HPa1008 HPa1008 HPa
Sunny days
000
Cloudy days
014
Rainy days
8911
Snowy days
000

May weather is still as ok as in April. The temperature levels stay the same in the area of +31°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 190 mm to 199 mm. Humidity rises from 81% to 82%. The average wind speed doesn’t change much during May, staying around 1 m/s. The amount of sunny days stay about the same, averaging 0 sunny days during the month.

June brings much the same weather, it remains ok.

Wind

Wind speed in Penang in May 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 Penang is gradually increasing during May, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Penang based on historical data.
Last Year
Historical Data
Total precipitation in May is about 224 mm, with a 94% chance of rain on a typical day. The maximum amount of rainfall per day is around 27 mm, which is moderate rain. May is a pretty wet month with over 29 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Penang wettest month is October, where a typical day has a 35% chance of precipitation and 298 mm of rainfall per day. February, on the other hand, is the driest month with a mere 48% chance of precipitation and 91 mm of rainfall per day.

How was the weather last May in Penang?

This is the weather in Penang in May 2023:
1 May
☀️
+33°C
2 May
🌧️
+32°C
3 May
☀️
+32°C
4 May
🌧️
+32°C
5 May
🌧️
+31°C
6 May
🌧️
+32°C
7 May
☀️
+32°C
8 May
☀️
+33°C
9 May
☀️
+34°C
10 May
☀️
+33°C
11 May
☀️
+34°C
12 May
☀️
+34°C
13 May
☀️
+34°C
14 May
☀️
+34°C
15 May
🌧️
+34°C
16 May
🌧️
+33°C
17 May
🌧️
+34°C
18 May
🌧️
+32°C
19 May
🌧️
+33°C
20 May
🌧️
+33°C
21 May
🌧️
+31°C
22 May
☀️
+31°C
23 May
☀️
+33°C
24 May
☀️
+32°C
25 May
☀️
+33°C
26 May
🌧️
+30°C
27 May
🌧️
+32°C
28 May
🌧️
+31°C
29 May
🌧️
+31°C
30 May
☀️
+33°C
31 May
☀️
+33°C
In May 2023 Penang had 16 sunny days, 0 cloudy days, and 15 rainy days. The average maximum temperature was +32°C, with an absolute maximum of +34°C and a minimum of +30°C. The average humidity was 82%, with a maximum of 100% and a minimum of 66%. 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 May?

Climate Change over Years

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

The climate in Penang in May has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+30°C) and the highest in 2019 (+32°C). The driest year was 1981 with only 1358 mm of rainfall, and the wettest year was 2021 with 3959 mm.

FAQ

Frequently asked questions about the weather in Penang in May:

Is May a good time to visit Penang?

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

Can you sunbathe in Penang in May?

Absolutely, May is hot in Penang. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Penang rainy in May?

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

Is it sunny in Penang in May?

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

Other cities in Malaysia

Check out the weather for other cities in Malaysia.

Monthly weather in Penang

Source of the data

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