Lamphun

Check the current weather in Lamphun to plan your day perfectly. This section features the latest updates, forecasts, and helpful weather charts.

The climate in Lamphun, Thailand, is classified as tropical monsoon. This means warm or hot weather prevails throughout the year, with average monthly temperatures ranging from 22°C to nearly 30°C. Daily highs regularly exceed 30°C and can reach 35-36°C during the hottest months.

Lamphun has two distinct seasons: the dry season and the rainy season. The dry season typically lasts from November to April. During this period, especially from December to March, rainfall is minimal (often 0 mm) and rainy days are few. This time of year is characterized by plenty of sunshine and the highest temperatures, particularly in March and April. The rainy season begins in May and lasts until October. These months see significant precipitation and higher humidity. The peak of the rains occurs between June and September, when the number of rainy days can reach 25-27 per month.

The climate in Lamphun is characterized by pronounced temperature fluctuations throughout the year. Average annual temperatures range from a pleasant 22.1°C in December to a hot 29.7°C in April and May. The hottest months are April and May, when daytime highs can reach 36.0°C (in April) and 34.7°C (in May). The coolest period is December and January, with average temperatures of 22.1°C and 22.3°C, while minimum night temperatures can drop to 16.5°C and 16.1°C.

The so-called hot season, which runs from March to May, brings high temperatures to Lamphun. Days during this time are very hot, especially in April when the average maximum temperature reaches 36.0°C. A cooler and drier season occurs from November to February. During these months, daytime temperatures remain comfortably warm, averaging from 27.7°C to 31.5°C, while nights become noticeably cooler, with temperatures dropping to 16-19°C. This period sees the most significant daily temperature fluctuations, where the difference between the daytime high and nighttime low can exceed 10-14°C, especially in February (a 14.3°C difference) and March (a 13.8°C difference).

During the monsoon rainy season, which usually lasts from June to October, temperatures in Lamphun remain high but are somewhat moderated compared to the peak heat of April and May. Average temperatures during these months range from 25.8°C (in October) to 28.2°C (in June), with nightly lows from 22.0°C (in October) to 24.4°C (in June). Daily temperature swings are less pronounced during this wet season, averaging 6-8°C, due to increased cloud cover and higher humidity.

The city of Lamphun in Thailand experiences distinct seasonality in precipitation. The climate is characterized by a clear division into a dry season and a rainy season. The dry period usually occurs from November to March, while the rainy season lasts from May to October, with April often serving as a transitional month.

The rainy season peaks from June to September. The wettest month of the year is August, with an average of 9 mm of rainfall and up to 27 rainy days. July also sees frequent precipitation, with about 7 mm and approximately 25 rainy days. September sees around 8 mm of rain across 24 rainy days. In June and October, rain is also quite frequent—21 and 19 days respectively—bringing 5 mm and 6 mm of precipitation. Given the amount of rainfall and the number of rainy days, the rains during this period are frequent but not always heavy.

In contrast, the dry season in Lamphun is characterized by minimal precipitation. From December through March, there is virtually no rainfall (0 mm), and the number of rainy days ranges from 2 to 3 per month. Thus, January, February, March, and December are the driest months. November is also characterized by low rainfall (1 mm) and a small number of rainy days (about 6), serving as a precursor to the full dry season.

When planning a trip to Lamphun, it is important to consider its tropical climate and distinct seasons. It stays warm year-round, so your wardrobe should primarily consist of light, breathable clothing made from natural fabrics like cotton or linen. Don't forget comfortable shoes for walking, as you'll likely want to explore local temples and markets. High-SPF sunscreen, a hat, and sunglasses are also must-haves for any trip to Thailand.

Lamphun has two main seasons. The dry season lasts roughly from November to April. During this time, rainfall is minimal, and temperatures range from pleasantly cool evenings and mornings (especially from December to February, when lows can drop to 16-17°C) to hot afternoons (especially in March and April, with highs up to 36°C). Shorts, t-shirts, and sundresses are ideal for this period, but bring a light sweater or cardigan for evenings or early morning walks. The rainy season falls between May and October. Temperatures remain high (averaging 27-30°C), but precipitation and humidity increase significantly, especially from June to September when there can be more than 20 rainy days per month. Be sure to bring a light raincoat or a compact umbrella. Your clothes should not only be light but also quick-drying.

Regardless of the season, layering is a great strategy. It will keep you comfortable in the hot sun as well as in air-conditioned rooms or during the evening chill of the "winter" months. In addition to your main clothes, don't forget insect repellent, especially if you plan nature trips or evening walks during the rainy season. And, of course, always carry a bottle of water to stay hydrated in Thailand's hot climate.