Gampaha Weather in January

January in Gampaha typically sees daytime highs of 33°C (91°F) and nighttime lows of 23°C (73°F). With the least rainfall of the year, it's a reliably dry month.

Rainfall in Gampaha in January

The risk of rain is at its lowest this month, making it a reliable choice for outdoor plans. Typically, about 5 days will experience rainfall, with an average of 64 mm (2.5 in) for the month. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Gampaha in January

Daytime highs in Gampaha in January reach 33°C (91°F), with nights around 23°C (73°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights are warm at 23°C (73°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

Sunshine in Gampaha in January

The month enjoys around 248 hours of sunshine, creating mostly sunny days with good weather conditions.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January and December typically offer the best weather for Gampaha.