Butterworth

Find out what the weather is like in Butterworth right now. Below are the current data, charts, and a detailed forecast to help you better plan your time on your trip.

The climate in Butterworth can be described as classic equatorial: it is hot, humid, and sunny all year round. Air temperatures are remarkably consistent and hardly change from month to month, staying at an average of around +27°C to +28°C. This allows travelers to enjoy the warmth at any time of year without fear of sudden cold snaps.

Although there isn't the usual change of seasons, you can distinguish between wetter and relatively drier periods. The beginning of the year, especially January and February, is considered the most favorable time to visit, as rainfall is at its lowest during these months. As the end of the year approaches, particularly in October and November, the rainy season comes into its own, bringing frequent and heavy downpours.

An important feature of the weather in this region of Malaysia is the high humidity and the likelihood of precipitation even in the "driest" months. Rains here often take the form of short but powerful tropical showers, which are quickly replaced by bright sunshine. Therefore, when packing for your trip, it is best to opt for light, breathable clothing and always have an umbrella or raincoat handy.

The climate in Butterworth is remarkably stable: eternal tropical summer reigns here, and there are practically no sharp seasonal temperature fluctuations. The annual range of average temperatures is extremely narrow—from 26.8°C in the "coolest" months (November and December) to 28.0°C in May. The peak of the heat occurs in the spring: in March and May, daytime highs reach 30.6°C and 30.2°C respectively, making this the hottest time of the year.

The concepts of "winter" and "summer" are quite relative here. In the summer months (June–August), the weather stays steady at around 27.4°C – 27.7°C, creating a feeling of constant warmth, sometimes accompanied by high humidity. The winter period (December–February) does not bring cold: the average temperature only slightly drops to 26.8°C – 27.5°C. This makes Butterworth a comfortable destination for travel in any season, as tourists are not threatened by frost or sudden chills.

There is a moderate temperature range throughout the day, allowing for a break from the daytime heat. While the air consistently warms up to 29°C – 30°C during the day, the nights bring long-awaited freshness. At night, the thermometer drops to 24.5°C – 25.7°C. This 4–5 degree difference makes evenings and nights in Malaysia quite pleasant for walking and relaxing.

In Butterworth, as in many regions of Malaysia, rainfall is fairly evenly distributed throughout the year, which is typical of a tropical climate. There is no distinct dry season, and rain is a frequent occurrence. Given the consistently high air temperatures, precipitation falls exclusively as rain, so tourists are advised to always carry an umbrella or a light raincoat.

The rainiest period is at the end of the year. The peak frequency of precipitation occurs in November, which sees a record number of rainy days—about 30 per month—and the highest volume of rainfall (13 mm). The spring months, especially April and May, as well as October, are also characterized by high humidity: during these times, rain can occur on 28–29 days a month.

A relatively "drier" time would be the start of the year and mid-summer. Statistically, the most favorable month is February, when the number of rainy days drops to 17. January and July are also considered periods with slightly lower rainfall intensity (about 20 days), but you are unlikely to completely avoid precipitation in Butterworth even during these times.

Since Butterworth enjoys warm tropical weather year-round with average temperatures around 27–28°C, your luggage should mainly consist of light summer clothes. Choose loose-fitting clothing made from natural breathable fabrics, such as cotton or linen—this will help you handle the high humidity more easily. Don't forget to pack comfortable, broken-in walking shoes, like sandals or lightweight sneakers, as you'll likely want to do a lot of exploring on foot.

Given the rainfall statistics, rain can occur in any month, and in October and November, the number of rainy days reaches its peak. Therefore, make sure to pack a compact folding umbrella or a high-quality lightweight raincoat that can be quickly put on during a sudden downpour. Protection from the strong equatorial sun is also crucial: high-SPF sunscreen, a hat, and sunglasses will be useful every day.

Even though it's always warm outside, we recommend using a layering approach and bringing a light sweater, cardigan, or long-sleeved shirt. This might seem strange for the tropics, but shopping malls, cinemas, and public transport in Malaysia often have powerful air conditioning, and the temperature drop can be quite noticeable. Such an item will ensure your comfort during trips and shopping.