Climate Insights for Mana

Guyane, Guyane, French Guiana

Hottest
September
28°C peak
Coldest
January
25°C low
Wettest
May
450mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Mana is hot. The average annual temperature is 27°C and approximately 2357mm of precipitation falls per year. May is the wettest month, receiving around 450mm of rainfall. Mana sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 27° Average: 26° Min: 25° Feb Max: 27° Average: 26° Min: 25° Mar Max: 27° Average: 26° Min: 26° Apr Max: 27° Average: 26° Min: 26° May Max: 27° Average: 26° Min: 26° Jun Max: 27° Average: 26° Min: 25° Jul Max: 27° Average: 26° Min: 26° Aug Max: 28° Average: 27° Min: 26° Sep Max: 28° Average: 27° Min: 26° Oct Max: 28° Average: 27° Min: 27° Nov Max: 27° Average: 27° Min: 26° Dec Max: 27° Average: 26° Min: 25°
Max
Average
Min

Mana has relatively stable temperatures year-round, staying within a 3°C range. The warmest month is September, when average highs reach 28°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 25°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 193mm Feb Precipitation: 178mm Mar Precipitation: 166mm Apr Precipitation: 309mm May Precipitation: 450mm Jun Precipitation: 357mm Jul Precipitation: 193mm Aug Precipitation: 66mm Sep Precipitation: 28mm Oct Precipitation: 44mm Nov Precipitation: 127mm Dec Precipitation: 247mm
Precipitation

Mana is a very wet location, receiving approximately 2357mm of precipitation annually, which averages out to around 196mm per month. The wettest month is May, averaging 450mm of rainfall. June and April also tend to see above-average precipitation. The driest month is September, with just 28mm. That's 422mm less than May, 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

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 28km/h Feb Wind Speed: 30km/h Mar Wind Speed: 29km/h Apr Wind Speed: 28km/h May Wind Speed: 27km/h Jun Wind Speed: 23km/h Jul Wind Speed: 21km/h Aug Wind Speed: 21km/h Sep Wind Speed: 23km/h Oct Wind Speed: 24km/h Nov Wind Speed: 25km/h Dec Wind Speed: 26km/h
Wind Speed

Mana is moderately windy, with an average annual wind speed of 25km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 30km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 21km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 9km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 28km/h in winter, 28km/h in spring, 22km/h in summer, 24km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Mana, which began on March 20, 2026. Mana sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in September at around 28°C, while the coldest stretch bottoms out in January near 25°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 26 to 27°C. Rainfall is heavy, totalling around 925mm across the season with a monthly average of 308mm. Winds are strong, averaging 28km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 25 to 28°C. Rainfall is heavy, totalling around 615mm across the season with a monthly average of 205mm. Winds are moderate at around 22km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 26 to 28°C. Precipitation is moderate at around 199mm for the season, averaging 66mm per month. Winds are moderate at around 24km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 25 to 27°C. Rainfall is heavy, totalling around 617mm across the season with a monthly average of 206mm. Winds are strong, averaging 28km/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 Mana 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
25 °C
27 °C
28 km/h
193 mm
0 cm
Feb
25 °C
27 °C
30 km/h
178 mm
0 cm
Mar Current
26 °C
27 °C
29 km/h
166 mm
0 cm
Apr
26 °C
27 °C
28 km/h
309 mm
0 cm
May
26 °C
27 °C
27 km/h
450 mm
0 cm
Jun
25 °C
27 °C
23 km/h
357 mm
0 cm
Jul
26 °C
27 °C
21 km/h
193 mm
0 cm
Aug
26 °C
28 °C
21 km/h
66 mm
0 cm
Sep
26 °C
28 °C
23 km/h
28 mm
0 cm
Oct
27 °C
28 °C
24 km/h
44 mm
0 cm
Nov
26 °C
27 °C
25 km/h
127 mm
0 cm
Dec
25 °C
27 °C
26 km/h
247 mm
0 cm
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Metric (°C, km/h)