Climate Insights for Rajbiraj Airport

The climate in Rajbiraj Airport is hot. The average annual temperature is 25°C and approximately 1545mm of precipitation falls per year. July is the wettest month, receiving around 367mm of rainfall. Rajbiraj Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, June. The coldest months are January, December, February, when temperatures can drop to 11°C.

Temperatures in Rajbiraj Airport vary considerably across the year, with a 24°C difference between the coldest and warmest months. April is the hottest month, with daytime highs reaching 35°C and an average of 29°C. January is the coolest month, with minimum temperatures around 11°C and an average of 16°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 5°C shift in average temperatures.

Rajbiraj Airport is a fairly wet location, receiving approximately 1545mm of precipitation annually, which averages out to around 129mm per month. The wettest month is July, averaging 367mm of rainfall. August and September also tend to see above-average precipitation. The driest month is November, with just 0mm. That's 367mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Rajbiraj Airport is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 9km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 11km/h in winter, 17km/h in spring, 16km/h in summer, 10km/h in autumn.

It is currently spring in Rajbiraj Airport, which began on March 20, 2026. Rajbiraj Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in April at around 35°C, while the coldest stretch bottoms out in January near 11°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Rajbiraj Airport is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 11mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 35°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Rajbiraj Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.