Climate Insights for Gagny

The climate in Gagny is hot. The average annual temperature is 26°C and approximately 1828mm of precipitation falls per year. Gagny receives a notable amount of rainfall throughout the year, including during its driest month. Gagny sits near the equator, so seasonal temperature differences are minimal throughout the year.

Gagny sees moderate temperature variation throughout the year, ranging from 22°C to 33°C. The warmest month is February, when average highs reach 33°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 22°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.

Gagny is a fairly wet location, receiving approximately 1828mm of precipitation annually, which averages out to around 152mm per month. The wettest month is June, averaging 339mm of rainfall. May and September also tend to see above-average precipitation. The driest month is January, with just 55mm. That's 284mm less than June, 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.

Gagny is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months.

It is currently summer in Gagny, which began on June 21, 2026. Gagny sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in February at around 33°C, while the coldest stretch bottoms out in January near 22°C. Autumn is next, beginning on September 23, 2026 (9 days from now).

The best time to visit Gagny is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 96mm per month. By contrast, February can be uncomfortably hot with highs reaching 33°C, while January is the coldest period with lows dropping to 22°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Gagny 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.