Climate Insights for Ovan

Province de l’Ogooué-Ivindo, Gabon

Hottest
February
31°C peak
Coldest
August
21°C low
Wettest
October
275mm rain
Best to Visit
July, August
Mild temps & low rain

Climate Overview

The climate in Ovan is hot. The average annual temperature is 25°C and approximately 1789mm of precipitation falls per year. Ovan receives a notable amount of rainfall throughout the year, including during its driest month. Ovan 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: 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: 31° Average: 26° Min: 22° Jun Max: 29° Average: 25° Min: 22° Jul Max: 28° Average: 24° Min: 21° Aug Max: 28° Average: 24° 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: 26° Min: 22°
Max
Average
Min

Ovan has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is February, when average highs reach 31°C and the mean temperature sits around 26°C. August 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: 98mm Feb Precipitation: 108mm Mar Precipitation: 169mm Apr Precipitation: 208mm May Precipitation: 180mm Jun Precipitation: 84mm Jul Precipitation: 46mm Aug Precipitation: 54mm Sep Precipitation: 127mm Oct Precipitation: 275mm Nov Precipitation: 267mm Dec Precipitation: 173mm
Precipitation

Ovan is a fairly wet location, receiving approximately 1789mm of precipitation annually, which averages out to around 149mm per month. The wettest month is October, averaging 275mm of rainfall. November and April also tend to see above-average precipitation. The driest month is July, with just 46mm. That's 229mm 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: 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: 8km/h Sep Wind Speed: 7km/h Oct Wind Speed: 6km/h Nov Wind Speed: 5km/h Dec Wind Speed: 5km/h
Wind Speed

Ovan 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 8km/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 3km/h gap between the calmest and windiest months.

Seasons

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

87 days until Winter

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

Spring

Temperatures range from 22 to 31°C. Rainfall is heavy, totalling around 557mm across the season with a monthly average of 186mm. Winds are generally light, averaging 5km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 29°C. Precipitation is moderate at around 184mm for the season, averaging 61mm per month. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 22 to 30°C. Rainfall is heavy, totalling around 670mm across the season with a monthly average of 223mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 22 to 31°C. Rainfall is heavy, totalling around 379mm across the season with a monthly average of 126mm. Winds are generally light, averaging 6km/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 24°
Sep 25°
Oct 25°
Nov 25°
Dec 26°

The best time to visit Ovan is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 50mm per month. By contrast, February 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 Ovan 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
6 km/h
98 mm
0 cm
Feb
22 °C
31 °C
6 km/h
108 mm
0 cm
Mar
22 °C
31 °C
6 km/h
169 mm
0 cm
Apr
22 °C
31 °C
5 km/h
208 mm
0 cm
May
22 °C
31 °C
5 km/h
180 mm
0 cm
Jun
22 °C
29 °C
6 km/h
84 mm
0 cm
Jul
21 °C
28 °C
7 km/h
46 mm
0 cm
Aug
21 °C
28 °C
8 km/h
54 mm
0 cm
Sep Current
22 °C
30 °C
7 km/h
127 mm
0 cm
Oct
22 °C
30 °C
6 km/h
275 mm
0 cm
Nov
22 °C
30 °C
5 km/h
267 mm
0 cm
Dec
22 °C
30 °C
5 km/h
173 mm
0 cm
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Metric (°C, km/h)