ClimateForecastDecemberJanuary >>

Penang Climate by Month

Penang has a steady very warm climate throughout the year. It is also known for its large amounts of rainfall. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

With minimal seasonal shifts, Penang experiences a constant climate year-round. Typically, daytime temperatures range from a very warm 32°C in June to a very warm 30°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to 25°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Penang has a notably wet climate with abundant precipitation, recording 2585 mm of rainfall per year. The climate in Penang shows significant variation throughout the year. Expect heavy rainfall in October, with an average of 342 mm of precipitation over 24 rainy days. In contrast, February offers drier and sunnier days, with around 122 mm of rainfall over 9 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Penang offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between January (8.3 hours daily) and September (5.4 hours daily) provides a bit of variety for visitors and residents.

Monthly hours of sunshine

Daily hours of sunshine

Average water temperature

The mean water temperature over the year in Penang ranges from 27°C in January to 29°C in April.

Water temperature over the year

The best time of year to visit Penang in Malaysia

Penang has high temperatures year round ranging between 30°C and 31°C.
The average rainfall figures in Penang are quite high. Throughout the year, you have a chance of prolonged precipitation. So no matter what time of year you go, you will always have to deal with a high number of rainy days. This makes it more challenging to point out the best time of year to visit. If we needed to pick one month we would choose January which is the sunniest month of the year.

Other facts from our historical weather data:
  • Which is the hottest month in Penang?
    June has an average maximum temperature of 32°C and is the hottest month of the year.
  • Which is the coolest month in Penang?
    The coolest month is January with an average maximum temperature of 30°C.
  • Which is the wettest month in Penang?
    October tops the wettest month list with 342 mm of rainfall.
  • Which is the driest month in Penang?
    February is the driest month with 122 mm of precipitation.
  • Which is the sunniest month in Penang?
    January is the sunniest month with an average of 249 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Penang

    Wed   Dec 04
    30°C | 26°C
    N 11 km/h
    9.5 mm
    broken clouds and rain

    broken clouds and rain

    Thu   Dec 05
    31°C | 26°C
    N 11 km/h
    0.9 mm
    broken clouds and  chance of rain

    broken clouds and chance of rain

    Fri   Dec 06
    32°C | 26°C
    W 14 km/h
    6.5 mm
    broken clouds and thunder

    broken clouds and thunder