Climate Insights for Grande Poste

Outer Islands, Seychelles

Hottest
March
28°C peak83°F peak
Coldest
August
24°C low75°F low
Wettest
January
227 mm rain8.9 in rain
Best to Visit
July, August, September
Mild temps & low rain

Climate Overview

The climate in Grande Poste is hot. The average annual temperature is 26°C and approximately 1,538 mm of precipitation falls per year. Grande Poste receives a notable amount of rainfall throughout the year, including during its driest month. Grande Poste is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: March, April, February. The coldest months are August, July, September, when temperatures can drop to 24°C.The climate in Grande Poste is hot. The average annual temperature is 79°F and approximately 60.6 in of precipitation falls per year. Grande Poste receives a notable amount of rainfall throughout the year, including during its driest month. Grande Poste is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: March, April, February. The coldest months are August, July, September, when temperatures can drop to 75°F.

Temperature

0°5°10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 28°Average: 27°Min: 26°FebMax: 28°Average: 27°Min: 26°MarMax: 28°Average: 27°Min: 27°AprMax: 28°Average: 27°Min: 27°MayMax: 27°Average: 27°Min: 26°JunMax: 26°Average: 26°Min: 25°JulMax: 25°Average: 25°Min: 24°AugMax: 25°Average: 24°Min: 24°SepMax: 25°Average: 25°Min: 24°OctMax: 26°Average: 26°Min: 25°NovMax: 27°Average: 27°Min: 26°DecMax: 28°Average: 27°Min: 26°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 82°FAverage: 81°FMin: 79°FFebMax: 82°FAverage: 81°FMin: 79°FMarMax: 83°FAverage: 81°FMin: 80°FAprMax: 83°FAverage: 81°FMin: 80°FMayMax: 81°FAverage: 80°FMin: 79°FJunMax: 79°FAverage: 78°FMin: 77°FJulMax: 77°FAverage: 76°FMin: 75°FAugMax: 77°FAverage: 76°FMin: 75°FSepMax: 77°FAverage: 77°FMin: 76°FOctMax: 79°FAverage: 78°FMin: 77°FNovMax: 81°FAverage: 80°FMin: 79°FDecMax: 82°FAverage: 80°FMin: 79°F
Max
Average
Min

Grande Poste has relatively stable temperatures year-round, staying within a 4°C range. The warmest month is March, when average highs reach 28°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 24°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.Grande Poste has relatively stable temperatures year-round, staying within a 8°F range. The warmest month is March, when average highs reach 83°F and the mean temperature sits around 81°F. August is the coolest month, with minimum temperatures around 75°F and an average of 76°F. Daily temperature variation is modest, with an average difference of 2°F between highs and lows.

Precipitation

0mm50mm100mm150mm200mm250mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 227mmFebPrecipitation: 203mmMarPrecipitation: 170mmAprPrecipitation: 225mmMayPrecipitation: 104mmJunPrecipitation: 86mmJulPrecipitation: 70mmAugPrecipitation: 53mmSepPrecipitation: 50mmOctPrecipitation: 80mmNovPrecipitation: 101mmDecPrecipitation: 170mm
Precipitation
0in2in4in6in8inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 8.9inFebPrecipitation: 8inMarPrecipitation: 6.7inAprPrecipitation: 8.9inMayPrecipitation: 4.1inJunPrecipitation: 3.4inJulPrecipitation: 2.8inAugPrecipitation: 2.1inSepPrecipitation: 2inOctPrecipitation: 3.1inNovPrecipitation: 4inDecPrecipitation: 6.7in
Precipitation

Grande Poste is a fairly wet location, receiving approximately 1,538 mm of precipitation annually, which averages out to around 128 mm per month. The wettest month is January, averaging 227 mm of rainfall. April and February also tend to see above-average precipitation. The driest month is September, with just 50 mm. That's 177 mm less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.Grande Poste is a fairly wet location, receiving approximately 60.6 in of precipitation annually, which averages out to around 5 in per month. The wettest month is January, averaging 8.9 in of rainfall. April and February also tend to see above-average precipitation. The driest month is September, with just 2 in. That's 7 in less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Wind

0km/h5km/h10km/h15km/h20km/h25km/h30km/h35km/h40km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 18km/hFebWind Speed: 16km/hMarWind Speed: 15km/hAprWind Speed: 22km/hMayWind Speed: 31km/hJunWind Speed: 35km/hJulWind Speed: 36km/hAugWind Speed: 36km/hSepWind Speed: 35km/hOctWind Speed: 30km/hNovWind Speed: 23km/hDecWind Speed: 18km/h
Wind Speed
0mph5mph10mph15mph20mph25mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 11mphFebWind Speed: 10mphMarWind Speed: 10mphAprWind Speed: 14mphMayWind Speed: 19mphJunWind Speed: 22mphJulWind Speed: 23mphAugWind Speed: 23mphSepWind Speed: 22mphOctWind Speed: 19mphNovWind Speed: 14mphDecWind Speed: 11mph
Wind Speed

Grande Poste is moderately windy, with an average annual wind speed of 26km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 36km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in March, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 21km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 36km/h in winter, 29km/h in spring, 17km/h in summer, 23km/h in autumn.Grande Poste is very windy, with an average annual wind speed of 16mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is July, averaging 23mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in March, with average winds dropping to 10mph, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 13mph difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 22mph in winter, 18mph in spring, 11mph in summer, 14mph in autumn.

Best Time to Visit

Jan27°81°F
Feb27°81°F
Mar27°81°F
Apr27°81°F
May27°80°F
Jun26°78°F
Jul25°76°F
Aug24°76°F
Sep25°77°F
Oct26°78°F
Nov27°80°F
Dec27°80°F

The best time to visit Grande Poste is during July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 58 mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 28°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Grande Poste is during July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 76°F with modest rainfall averaging 2.3 in per month. By contrast, March can be uncomfortably hot with temperatures reaching 83°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

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

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
26 °C79 °F
28 °C82 °F
18 km/h11 mph
227 mm8.9 in
0 cm0 in
Feb
26 °C79 °F
28 °C82 °F
16 km/h10 mph
203 mm8 in
0 cm0 in
Mar
27 °C80 °F
28 °C83 °F
15 km/h10 mph
170 mm6.7 in
0 cm0 in
Apr
27 °C80 °F
28 °C83 °F
22 km/h14 mph
225 mm8.9 in
0 cm0 in
May
26 °C79 °F
27 °C81 °F
31 km/h19 mph
104 mm4.1 in
0 cm0 in
Jun
25 °C77 °F
26 °C79 °F
35 km/h22 mph
86 mm3.4 in
0 cm0 in
Jul
24 °C75 °F
25 °C77 °F
36 km/h23 mph
70 mm2.8 in
0 cm0 in
Aug
24 °C75 °F
25 °C77 °F
36 km/h23 mph
53 mm2.1 in
0 cm0 in
Sep
24 °C76 °F
25 °C77 °F
35 km/h22 mph
50 mm2 in
0 cm0 in
OctCurrent
25 °C77 °F
26 °C79 °F
30 km/h19 mph
80 mm3.1 in
0 cm0 in
Nov
26 °C79 °F
27 °C81 °F
23 km/h14 mph
101 mm4 in
0 cm0 in
Dec
26 °C79 °F
28 °C82 °F
18 km/h11 mph
170 mm6.7 in
0 cm0 in