Climate Insights for Boumango

Province du Haut-Ogooué, Gabon

Hottest
March
31°C peak
Coldest
July
20°C low
Wettest
November
234mm 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 1606mm of precipitation falls per year. November is the wettest month, receiving around 234mm of rainfall. Boumango sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0° 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: 29° 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: 140mm Feb Precipitation: 151mm Mar Precipitation: 167mm Apr Precipitation: 197mm May Precipitation: 149mm Jun Precipitation: 25mm Jul Precipitation: 12mm Aug Precipitation: 34mm Sep Precipitation: 100mm Oct Precipitation: 228mm Nov Precipitation: 234mm Dec Precipitation: 167mm
Precipitation

Boumango is a fairly wet location, receiving approximately 1606mm of precipitation annually, which averages out to around 134mm per month. The wettest month is November, averaging 234mm of rainfall. October and April also tend to see above-average precipitation. The driest month is July, with just 12mm. That's 222mm 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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 6km/h Feb Wind Speed: 6km/h Mar Wind Speed: 6km/h Apr Wind Speed: 5km/h May Wind Speed: 5km/h Jun Wind Speed: 6km/h Jul Wind Speed: 7km/h Aug Wind Speed: 7km/h Sep Wind Speed: 7km/h Oct Wind Speed: 6km/h Nov Wind Speed: 5km/h Dec Wind Speed: 5km/h
Wind Speed

Boumango is relatively calm, with an average annual wind speed of 6km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 5km/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

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

89 days until Summer

It is currently spring in Boumango, which began on September 23, 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. Summer is next, beginning on December 21, 2026 (89 days from now).

Spring

Temperatures range from 21 to 30°C. Rainfall is heavy, totalling around 563mm across the season with a monthly average of 188mm. Winds are generally light, averaging 6km/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 458mm across the season with a monthly average of 153mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 21 to 31°C. Rainfall is heavy, totalling around 513mm across the season with a monthly average of 171mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 20 to 29°C. Rainfall is relatively light, with around 72mm over the season and a monthly average of 24mm. Winds are generally light, averaging 7km/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 and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 24mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 31°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

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
6 km/h
140 mm
0 cm
Feb
21 °C
30 °C
6 km/h
151 mm
0 cm
Mar
22 °C
31 °C
6 km/h
167 mm
0 cm
Apr
22 °C
31 °C
5 km/h
197 mm
0 cm
May
21 °C
30 °C
5 km/h
149 mm
0 cm
Jun
21 °C
29 °C
6 km/h
25 mm
0 cm
Jul
20 °C
28 °C
7 km/h
12 mm
0 cm
Aug
20 °C
28 °C
7 km/h
34 mm
0 cm
Sep Current
21 °C
29 °C
7 km/h
100 mm
0 cm
Oct
21 °C
30 °C
6 km/h
228 mm
0 cm
Nov
21 °C
29 °C
5 km/h
234 mm
0 cm
Dec
21 °C
30 °C
5 km/h
167 mm
0 cm
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Metric (°C, km/h)