Climate Overview
The climate in Kayes is hot. The average annual temperature is 31°C and approximately 540mm of precipitation falls per year. August is the wettest month, receiving around 237mm of rainfall. Kayes is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are December, January, February, when temperatures can drop to 21°C.
Temperature
Temperatures in Kayes vary considerably across the year, with a 22°C difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 43°C and an average of 37°C. December is the coolest month, with minimum temperatures around 21°C and an average of 27°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between June and July, with a 5°C shift in average temperatures.
Precipitation
Kayes is a relatively dry area, receiving approximately 540mm of precipitation annually, which averages out to around 45mm per month. The wettest month is August, averaging 237mm of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 0mm. That's 237mm less than August, 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.
Wind
Kayes is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
52 days until Autumn
It is currently summer in Kayes, which began on June 21, 2026. Kayes 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 May at around 43°C, while the coldest stretch bottoms out in December near 21°C. Autumn is next, beginning on September 23, 2026 — 52 days from now.
Spring
Temperatures range from 25 to 43°C. Precipitation is minimal, with only around 2mm for the entire season. Winds are generally light, averaging 3km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 25 to 40°C. Rainfall is heavy, totalling around 450mm across the season with a monthly average of 150mm. Winds are generally light, averaging 3km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.
Autumn
Temperatures range from 22 to 37°C. Rainfall is relatively light, with around 87mm over the season and a monthly average of 29mm. Winds are generally light, averaging 2km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 21 to 36°C. Precipitation is minimal, with only around 0mm for the entire season. Winds are generally light, averaging 3km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Kayes 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.
