Climate Insights for Robertsport

Grand Cape Mount County, Liberia

Hottest
April
30°C peak
Coldest
September
24°C low
Wettest
September
678mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Robertsport is hot. The average annual temperature is 26°C and approximately 3692mm of precipitation falls per year. Robertsport receives a notable amount of rainfall throughout the year, including during its driest month. Robertsport sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 29° Average: 27° Min: 25° Feb Max: 29° Average: 27° Min: 25° Mar Max: 30° Average: 27° Min: 25° Apr Max: 30° Average: 27° Min: 26° May Max: 29° Average: 27° Min: 25° Jun Max: 28° Average: 26° Min: 25° Jul Max: 27° Average: 25° Min: 24° Aug Max: 27° Average: 25° Min: 24° Sep Max: 27° Average: 25° Min: 24° Oct Max: 28° Average: 26° Min: 24° Nov Max: 29° Average: 26° Min: 25° Dec Max: 29° Average: 27° Min: 25°
Max
Average
Min

Robertsport has relatively stable temperatures year-round, staying within a 6°C range. The warmest month is April, when average highs reach 30°C and the mean temperature sits around 27°C. September is the coolest month, with minimum temperatures around 24°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm 600mm 650mm 700mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 57mm Feb Precipitation: 52mm Mar Precipitation: 89mm Apr Precipitation: 137mm May Precipitation: 313mm Jun Precipitation: 553mm Jul Precipitation: 565mm Aug Precipitation: 629mm Sep Precipitation: 678mm Oct Precipitation: 389mm Nov Precipitation: 151mm Dec Precipitation: 80mm
Precipitation

Robertsport is a very wet location, receiving approximately 3692mm of precipitation annually, which averages out to around 308mm per month. The wettest month is September, averaging 678mm of rainfall. August and July also tend to see above-average precipitation. The driest month is February, with just 52mm. That's 626mm less than September, 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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 2km/h May Wind Speed: 2km/h Jun Wind Speed: 2km/h Jul Wind Speed: 3km/h Aug Wind Speed: 4km/h Sep Wind Speed: 3km/h Oct Wind Speed: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 2km/h
Wind Speed

Robertsport is relatively calm, with an average annual wind speed of 2km/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 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 2km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

Seasons

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

13 days until Autumn

It is currently summer in Robertsport, which began on June 21, 2026. Robertsport 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 30°C, while the coldest stretch bottoms out in September near 24°C. Autumn is next, beginning on September 23, 2026 (13 days from now).

Spring

Temperatures range from 25 to 30°C. Rainfall is heavy, totalling around 540mm across the season with a monthly average of 180mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 24 to 28°C. Rainfall is heavy, totalling around 1747mm across the season with a monthly average of 582mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 1217mm across the season with a monthly average of 406mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 25 to 29°C. Precipitation is moderate at around 188mm for the season, averaging 63mm per month. Winds are generally light, averaging 2km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Robertsport 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
25 °C
29 °C
2 km/h
57 mm
0 cm
Feb
25 °C
29 °C
2 km/h
52 mm
0 cm
Mar
25 °C
30 °C
2 km/h
89 mm
0 cm
Apr
26 °C
30 °C
2 km/h
137 mm
0 cm
May
25 °C
29 °C
2 km/h
313 mm
0 cm
Jun
25 °C
28 °C
2 km/h
553 mm
0 cm
Jul
24 °C
27 °C
3 km/h
565 mm
0 cm
Aug
24 °C
27 °C
4 km/h
629 mm
0 cm
Sep Current
24 °C
27 °C
3 km/h
678 mm
0 cm
Oct
24 °C
28 °C
2 km/h
389 mm
0 cm
Nov
25 °C
29 °C
2 km/h
151 mm
0 cm
Dec
25 °C
29 °C
2 km/h
80 mm
0 cm
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Metric (°C, km/h)