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Climate · Penang (George Town)

Penang (George Town) in September

Hot and wet, as the days hold steady.

Typical weather, averaged over 30 years

September in Penang (George Town) is hot: highs near 88°F, lows near 77°F. Rain falls on about six days a week, and daylight holds at about 12 hours 8 minutes.September in Penang (George Town) is hot: highs near 31°C, lows near 25°C. Rain falls on about six days a week, and daylight holds at about 12 hours 8 minutes.

High
88°F31°Caverage
Low
77°F25°Caverage
Wet days
6a week · 88% of days
Daylight
12h 08mon average

Is September a good time to visit Penang (George Town)?

A good month, just outside Penang (George Town)'s most comfortable months, which run from October to January.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 88°F in September, against 87°F to 90°F through the year.Highs near 31°C in September, against 31°C to 32°C through the year.

Chance of a wet day

88% of days in September, against 63% to 97% through the year.

Cloud cover

78% cover in September, against 69% to 80% through the year.

Daylight

12h 08m in September, against 11h 49m to 12h 26m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the most comfortable months. Hover or tap a week for its figures.

Either side

  1. August89°32°low 77°low 25°6 wet days a weekRain on about six days a week.
  2. September88°31°low 77°low 25°6 wet days a weekRain on about six days a week.
  3. October87°31°low 76°low 24°7 wet days a weekRain on almost every day.

Where Penang (George Town) sits, in September

Asia/Kuala Lumpur
this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
7:09 AMsets 7:19 PM
Above the sea
0 mlow-lying
Latitude
5.4°Nnorthern hemisphere
Nearest of ours
Langkawi122 km north-west

The land around Penang (George Town), shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Malaysia in September

high · low · wet days
See September on the planning mapThe whole year in Penang (George Town)

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Penang (George Town). Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (85 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (0 m) against the climate model's (85 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.