Climate Insights for Koulamoutou Airport

, Province de l’Ogooué-Lolo, Gabon

Hottest
March
31°C peak
Coldest
July
21°C low
Wettest
October
263mm rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Koulamoutou Airport is hot. The average annual temperature is 25°C and approximately 1569mm of precipitation falls per year. October is the wettest month, receiving around 263mm of rainfall. Koulamoutou Airport 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: 31° Average: 26° Min: 22° Feb Max: 31° Average: 26° Min: 22° Mar Max: 31° Average: 26° Min: 22° Apr Max: 31° Average: 26° Min: 22° May Max: 30° Average: 26° Min: 22° Jun Max: 29° Average: 25° Min: 22° Jul Max: 28° Average: 24° Min: 21° Aug Max: 29° Average: 25° Min: 21° Sep Max: 30° Average: 25° Min: 22° Oct Max: 30° Average: 25° Min: 22° Nov Max: 30° Average: 25° Min: 22° Dec Max: 30° Average: 25° Min: 22°
Max
Average
Min

Koulamoutou Airport has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is March, when average highs reach 31°C and the mean temperature sits around 26°C. July is the coolest month, with minimum temperatures around 21°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 115mm Feb Precipitation: 125mm Mar Precipitation: 164mm Apr Precipitation: 174mm May Precipitation: 148mm Jun Precipitation: 41mm Jul Precipitation: 20mm Aug Precipitation: 35mm Sep Precipitation: 99mm Oct Precipitation: 263mm Nov Precipitation: 230mm Dec Precipitation: 154mm
Precipitation

Koulamoutou Airport is a fairly wet location, receiving approximately 1569mm of precipitation annually, which averages out to around 131mm per month. The wettest month is October, averaging 263mm of rainfall. November and April also tend to see above-average precipitation. The driest month is July, with just 20mm. That's 243mm less than October, 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: 9km/h Feb Wind Speed: 9km/h Mar Wind Speed: 9km/h Apr Wind Speed: 8km/h May Wind Speed: 7km/h Jun Wind Speed: 8km/h Jul Wind Speed: 8km/h Aug Wind Speed: 9km/h Sep Wind Speed: 8km/h Oct Wind Speed: 8km/h Nov Wind Speed: 7km/h Dec Wind Speed: 7km/h
Wind Speed

Koulamoutou Airport is relatively calm, with an average annual wind speed of 8km/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 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 7km/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 Koulamoutou Airport, which began on March 20, 2026. Koulamoutou Airport 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 21°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 592mm across the season with a monthly average of 197mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 22 to 31°C. Rainfall is heavy, totalling around 394mm across the season with a monthly average of 131mm. Winds are generally light, averaging 8km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 22 to 31°C. Rainfall is heavy, totalling around 487mm across the season with a monthly average of 162mm. Winds are generally light, averaging 8km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 21 to 29°C. Rainfall is relatively light, with around 96mm over the season and a monthly average of 32mm. Winds are generally light, averaging 8km/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 25°
Jul 24°
Aug 25°
Sep 25°
Oct 25°
Nov 25°
Dec 25°

The best time to visit Koulamoutou Airport is during June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 32mm 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 Koulamoutou Airport 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
22 °C
31 °C
9 km/h
115 mm
0 cm
Feb
22 °C
31 °C
9 km/h
125 mm
0 cm
Mar Current
22 °C
31 °C
9 km/h
164 mm
0 cm
Apr
22 °C
31 °C
8 km/h
174 mm
0 cm
May
22 °C
30 °C
7 km/h
148 mm
0 cm
Jun
22 °C
29 °C
8 km/h
41 mm
0 cm
Jul
21 °C
28 °C
8 km/h
20 mm
0 cm
Aug
21 °C
29 °C
9 km/h
35 mm
0 cm
Sep
22 °C
30 °C
8 km/h
99 mm
0 cm
Oct
22 °C
30 °C
8 km/h
263 mm
0 cm
Nov
22 °C
30 °C
7 km/h
230 mm
0 cm
Dec
22 °C
30 °C
7 km/h
154 mm
0 cm
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Metric (°C, km/h)