Climate Insights for Bongo

Province de l’Ogooué-Maritime, Gabon

Hottest
April
31°C peak
Coldest
July
20°C low
Wettest
November
398mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Bongo is hot. The average annual temperature is 25°C and approximately 2420mm of precipitation falls per year. November is the wettest month, receiving around 398mm of rainfall. Bongo 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: 26° Min: 23° Feb Max: 31° Average: 26° Min: 23° Mar Max: 31° Average: 26° Min: 23° Apr Max: 31° Average: 26° Min: 23° May Max: 30° Average: 26° Min: 23° Jun Max: 28° Average: 24° Min: 21° Jul Max: 27° Average: 23° Min: 20° Aug Max: 28° Average: 24° Min: 21° Sep Max: 28° Average: 25° Min: 22° Oct Max: 29° Average: 25° Min: 23° Nov Max: 30° Average: 25° Min: 23° Dec Max: 30° Average: 26° Min: 23°
Max
Average
Min

Bongo sees moderate temperature variation throughout the year, ranging from 20°C to 31°C. The warmest month is April, when average highs reach 31°C and the mean temperature sits around 26°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 7°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 313mm Feb Precipitation: 255mm Mar Precipitation: 267mm Apr Precipitation: 251mm May Precipitation: 189mm Jun Precipitation: 29mm Jul Precipitation: 14mm Aug Precipitation: 21mm Sep Precipitation: 64mm Oct Precipitation: 235mm Nov Precipitation: 398mm Dec Precipitation: 383mm
Precipitation

Bongo is a very wet location, receiving approximately 2420mm of precipitation annually, which averages out to around 202mm per month. The wettest month is November, averaging 398mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 14mm. That's 384mm 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: 4km/h Feb Wind Speed: 4km/h Mar Wind Speed: 5km/h Apr Wind Speed: 5km/h May Wind Speed: 5km/h Jun Wind Speed: 7km/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: 4km/h
Wind Speed

Bongo 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 September, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/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 7km/h in winter, 6km/h in spring, 4km/h in summer, 5km/h in autumn.

Seasons

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

87 days until Summer

It is currently spring in Bongo, which began on September 23, 2026. Bongo sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in April at around 31°C, while the coldest stretch bottoms out in July near 20°C. Summer is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 696mm across the season with a monthly average of 232mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 951mm across the season with a monthly average of 317mm. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 708mm across the season with a monthly average of 236mm. Winds are generally light, averaging 5km/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 64mm over the season and a monthly average of 21mm. 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 26°
Feb 26°
Mar 26°
Apr 26°
May 26°
Jun 24°
Jul 23°
Aug 24°
Sep 25°
Oct 25°
Nov 25°
Dec 26°

The best time to visit Bongo 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 32mm per month. By contrast, April 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 Bongo 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
23 °C
30 °C
4 km/h
313 mm
0 cm
Feb
23 °C
31 °C
4 km/h
255 mm
0 cm
Mar
23 °C
31 °C
5 km/h
267 mm
0 cm
Apr
23 °C
31 °C
5 km/h
251 mm
0 cm
May
23 °C
30 °C
5 km/h
189 mm
0 cm
Jun
21 °C
28 °C
7 km/h
29 mm
0 cm
Jul
20 °C
27 °C
7 km/h
14 mm
0 cm
Aug
21 °C
28 °C
7 km/h
21 mm
0 cm
Sep Current
22 °C
28 °C
7 km/h
64 mm
0 cm
Oct
23 °C
29 °C
6 km/h
235 mm
0 cm
Nov
23 °C
30 °C
5 km/h
398 mm
0 cm
Dec
23 °C
30 °C
4 km/h
383 mm
0 cm
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Metric (°C, km/h)