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Penang in December: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Penang in December will be like? Take a look at our weather guide for Penang, based on historical data.
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December

Weather in Penang in December 2024

OK Weather
Warm
🌧️
Rainy
If you plan to visit Penang in December, the weather is typically alright, with an average high temperature of +30°C during the day and approximately 2 sunny days. Expect some rainy, though, as there are typically 17 rainy days in the month and around 181 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+30°C
Avg. max. temperature
+22°C
Min.
+35°C
Max.
181 mm
Total precipitation
78%
Avg. humidity
1 m/s
Avg. wind
2 ☀️
Sunny Days
12 ⛅️
Cloudy
17 🌦
Rainy
Our opinion: Penang has OK weather in December.

Average temperature in Penang in December

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

The expected average maximum temperature in December is +30°C with a maximum of +32°C and a minimum of +23°C.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +29°C to +29°C.

Is Penang warm or cold in December?

Penang is typically warm in December.

Maximum temperatures go up compared to the previous month from +30°C to +30°C. The minimum temperature also goes down from +25°C to +24°C.

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

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

Climate in Penang in December

Penang weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+30°C+30°C+31°C
Min. temperature
+23°C+22°C+21°C
Max. temperature
+34°C+35°C+35°C
Rainfall
279 mm181 mm97 mm
Wind
1 m/s1 m/s1 m/s
Humidity
83%78%75%
Air pressure
1008 HPa1009 HPa1009 HPa
Sunny days
022
Cloudy days
61218
Rainy days
241711
Snowy days
000

December weather is still as ok as in November. The temperature levels stay the same in the area of +30°C for average maximum temperature during the day. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 279 mm to 181 mm. It feels drier, as humidity decreases from 83% to 78%. The average wind speed doesn’t change much during December, staying around 1 m/s. The good news is there are likely to be more sunny days in December, from 0 to 2.

But maybe it is worth considering traveling in January as the weather gets better.

Wind

Wind speed in Penang in December 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 December, going from 3 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during December in Penang based on historical data.
Last Year
Historical Data
Typically, there is a 74% chance of rain on an average day in December, with total rainfall of approximately 384 mm. The maximum amount of rainfall per day is around 59 mm, which is considered heavy rain. December is a pretty wet month with over 23 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how December is compared with other months in the amount of precipitation, total mm:
Penang wettest month is October, where a typical day has a 81% chance of precipitation and 292 mm of rainfall per day. February, on the other hand, is the driest month with a mere 34% chance of precipitation and 94 mm of rainfall per day.

How was the weather last December in Penang?

This is the weather in Penang in December 2023:
1 December
☀️
+29°C
2 December
☀️
+30°C
3 December
🌧️
+28°C
4 December
🌧️
+30°C
5 December
🌧️
+31°C
6 December
🌧️
+30°C
7 December
☀️
+31°C
8 December
🌧️
+30°C
9 December
🌧️
+25°C
10 December
🌧️
+28°C
11 December
🌧️
+29°C
12 December
☀️
+29°C
13 December
🌧️
+30°C
14 December
🌧️
+30°C
15 December
☀️
+29°C
16 December
☀️
+30°C
17 December
⛈️
+30°C
18 December
🌧️
+27°C
19 December
🌧️
+26°C
20 December
☀️
+30°C
21 December
🌧️
+29°C
22 December
☀️
+29°C
23 December
☀️
+31°C
24 December
☀️
+32°C
25 December
☀️
+31°C
26 December
☀️
+31°C
27 December
☀️
+31°C
28 December
☀️
+30°C
29 December
☀️
+30°C
30 December
☀️
+31°C
31 December
☀️
+29°C
In December 2023 Penang had 17 sunny days, 0 cloudy days, and 13 rainy days. The average maximum temperature was +30°C, with an absolute maximum of +32°C and a minimum of +25°C. The average humidity was 82%, with a maximum of 98% and a minimum of 48%. The average wind speed was 2 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change over Years

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

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

The average temperature was the lowest in 1983 (+30°C) and the highest in 2017 (+33°C). The driest year was 1979 with only 55 mm of rainfall, and the wettest year was 2022 with 436 mm.

FAQ

Frequently asked questions about the weather in Penang in December:

Is December a good time to visit Penang?

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

Can you sunbathe in Penang in December?

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

Is Penang rainy in December?

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

Is it sunny in Penang in December?

Usually, it’s not very sunny in Penang in December, 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, 2022.

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.