Climate Insights for Boumango

, Province du Haut-Ogooué, Gabon

Hottest
March
31°C peak
Coldest
July
20°C low
Wettest
November
233mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Boumango is warm and mild. The average annual temperature is 25°C and approximately 1536mm of precipitation falls per year. November is the wettest month, receiving around 233mm of rainfall. Boumango sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 30° Average: 25° Min: 21° Feb Max: 30° Average: 25° Min: 21° Mar Max: 31° Average: 25° Min: 22° Apr Max: 31° Average: 25° Min: 22° May Max: 30° Average: 25° Min: 21° Jun Max: 28° Average: 24° Min: 21° Jul Max: 28° Average: 23° Min: 20° Aug Max: 28° Average: 24° Min: 20° Sep Max: 29° Average: 25° Min: 21° Oct Max: 30° Average: 25° Min: 21° Nov Max: 29° Average: 24° Min: 21° Dec Max: 30° Average: 25° Min: 21°
Max
Average
Min

Boumango sees moderate temperature variation throughout the year, ranging from 20°C to 31°C. The warmest month is March, when average highs reach 31°C and the mean temperature sits around 25°C. July is the coolest month, with minimum temperatures around 20°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 128mm Feb Precipitation: 150mm Mar Precipitation: 157mm Apr Precipitation: 190mm May Precipitation: 140mm Jun Precipitation: 21mm Jul Precipitation: 10mm Aug Precipitation: 32mm Sep Precipitation: 97mm Oct Precipitation: 220mm Nov Precipitation: 233mm Dec Precipitation: 159mm
Precipitation

Boumango is a fairly wet location, receiving approximately 1536mm of precipitation annually, which averages out to around 128mm per month. The wettest month is November, averaging 233mm of rainfall. October and April also tend to see above-average precipitation. The driest month is July, with just 10mm. That's 223mm less than November, 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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 10km/h Feb Wind Speed: 10km/h Mar Wind Speed: 10km/h Apr Wind Speed: 9km/h May Wind Speed: 9km/h Jun Wind Speed: 10km/h Jul Wind Speed: 11km/h Aug Wind Speed: 11km/h Sep Wind Speed: 10km/h Oct Wind Speed: 10km/h Nov Wind Speed: 9km/h Dec Wind Speed: 9km/h
Wind Speed

Boumango is relatively calm, with an average annual wind speed of 10km/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 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

Seasons

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

89 days until Winter

It is currently autumn in Boumango, which began on March 20, 2026. Boumango sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 31°C, while the coldest stretch bottoms out in July near 20°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 21 to 30°C. Rainfall is heavy, totalling around 550mm across the season with a monthly average of 183mm. Winds are generally light, averaging 10km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 30°C. Rainfall is heavy, totalling around 437mm across the season with a monthly average of 146mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 21 to 31°C. Rainfall is heavy, totalling around 487mm across the season with a monthly average of 162mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 20 to 28°C. Rainfall is relatively light, with around 63mm over the season and a monthly average of 21mm. Winds are generally light, averaging 10km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 25°
Feb 25°
Mar 25°
Apr 25°
May 25°
Jun 24°
Jul 23°
Aug 24°
Sep 25°
Oct 25°
Nov 24°
Dec 25°

The best time to visit Boumango is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 40mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 31°C. 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 Boumango 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
21 °C
30 °C
10 km/h
128 mm
0 cm
Feb
21 °C
30 °C
10 km/h
150 mm
0 cm
Mar Current
22 °C
31 °C
10 km/h
157 mm
0 cm
Apr
22 °C
31 °C
9 km/h
190 mm
0 cm
May
21 °C
30 °C
9 km/h
140 mm
0 cm
Jun
21 °C
28 °C
10 km/h
21 mm
0 cm
Jul
20 °C
28 °C
11 km/h
10 mm
0 cm
Aug
20 °C
28 °C
11 km/h
32 mm
0 cm
Sep
21 °C
29 °C
10 km/h
97 mm
0 cm
Oct
21 °C
30 °C
10 km/h
220 mm
0 cm
Nov
21 °C
29 °C
9 km/h
233 mm
0 cm
Dec
21 °C
30 °C
9 km/h
159 mm
0 cm
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Metric (°C, km/h)