Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
September verdict
Guyana in September
Weather score70Very good
Very good for holiday weather
Average highs sit around 31°C, giving warm days by monthly-average standards. Sunshine averages 8.1h per day, so bright days are a strong part of the month. Rainfall averages 112mm, so some wet days are possible.
September weather
Monthly averages
Temp
31°C
Rain
112mm
Sun
8.1h
Sea
10°C
Weather score
70
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 112mm, so some wet days are possible.
Bright
Sunshine averages 8.1h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 10°C, so the water can feel cool.
Map
Weather map
Compare Guyana with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September31°C average high
September is close to Guyana's usual daytime heat, with little temperature swing across the year.
Warmest monthsAll year
Daytime heat stays consistently warm through the year.
Rain
September112mm average rain
September is one of Guyana's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsFebruary to March and September to November
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September8.1 hours average sun
September is one of Guyana's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsAugust to November
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September10°C average sea
September is close to Guyana's usual sea temperature, with limited seasonal change in the water.
Warmest seaAll year
Sea temperatures stay warm enough for easy swimming through the year.
Weather score
September70 weather score
September is one of Guyana's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsFebruary and September to November
These months have the strongest weather score in the monthly averages.
