Last updated: August 21, 2025
September in Robertsport, Liberia is characterized by warm temperatures and high humidity, making it a memorable month for visitors. The maximum temperature reaches around 29°C (85°F), while the average hovers at a comfortable 25°C (78°F), with a nightly minimum of 23°C (74°F). This month is also marked by significant rainfall, totaling approximately 584 mm (23.0 in), spread across 30 days of precipitation. With an impressive humidity level of 94%, Robertsport offers a lush and vibrant atmosphere, perfect for experiencing the region’s natural beauty, although travelers should be prepared for frequent showers.
In September, Robertsport, Liberia experiences a gentle shift in temperatures as the summer winds down. With minimums steady at 23°C (74°F), the days remain pleasantly warm, featuring an average of 25°C (78°F). The daytime highs reach up to 29°C (85°F), offering a comfortable ambiance perfect for enjoying the coastline. Compared to the preceding months, September shows a slight cooling trend, as it transitions from the warmer summer peaks. This moderation makes it an ideal time to explore the lush surroundings and vibrant culture of Robertsport, where the weather complements the stunning natural beauty.
September in Robertsport, Liberia, continues the trend of substantial rainfall that characterizes the region's wet season. With an impressive 584 mm (23.0 in) of precipitation over 30 days, the month maintains high moisture levels, slightly lower than the deluge of previous months but still abundant. This pattern of substantial rainfall peaks in mid-year, as seen in June and July, where the accumulation soars, indicating a climate that thrives on tropical downpours. As the transition into October begins, the rainfall starts to taper off, ushering in a gradual shift towards drier months. September’s consistent precipitation marks it as a key player in the lush and vividly green landscape that defines Liberia, nurturing the unique ecosystems that flourish here.
In September, Robertsport, Liberia experiences its peak humidity level at an impressive 94%, marking the end of the summer rains and a notable increase from the 83% recorded in April. This trend of rising humidity is apparent throughout the year, starting from a more comfortable 71% in January and steadily climbing, reaching 93% in August. Following September, a slight dip to 91% in October signals the onset of the dry season, but the high humidity levels of late summer linger a bit longer. Overall, the year reveals a clear upward trajectory, with September consistently exhibiting some of the highest humidity levels, creating an atmosphere that is both tropical and vibrant.
In September, Robertsport, Liberia, experiences a UV Index of 13, categorized as extreme, which signifies that even short exposures can lead to skin damage. This month ties with August for the highest UV levels of the year, following a consistent trend of high values from April through September. Throughout these warmer months, the recommended burn time remains a swift 10 minutes, underscoring the potency of the sun in this tropical locale. As outdoor activities beckon, it’s crucial to stay vigilant about sun protection. For those looking to plan their day under the sun, additional details can be found at the Robertsport UV Index.
UV Risk Categories
September in Robertsport, Liberia, embraces a gentle yet vibrant transition in daylight, with 225 hours of sunshine illuminating the landscape. This month sees a slight dip from the energetic summer months of July and August, where sunshine peaked, indicating a gradual shift towards the cooler months ahead. Interestingly, after the sunny highs of March and April, September's light offers a serene balance before the sun re-asserts its dominance in October with 272 hours. As the year progresses, it's fascinating to observe how the sun's embrace ebbs and flows, with November blossoming with 280 hours, signaling that while September may offer a brief retreat, the warmth of the Liberian sun is never far behind.
In Robertsport, Liberia, September typically marks the tail end of the rainy season, with only an 18% chance of sunny weather. This reflects a gradual decline in sunshine opportunities from the drier months, as seen in the summer when the likelihood drops to a low of 12% in June and 14% in August. From the onset of the year, there's a noticeable trend of increasing sun chances from January's 51% to November's 41%, signaling a shift towards more favorable weather conditions as the year progresses. However, September still sees a struggle for sunlight, with the following months gradually improving as the region transitions back to drier weather.
In Robertsport, Liberia, the daylight duration exhibits a fascinating rhythm throughout the year. Beginning with a steady 11 hours in January and February, the days gradually stretch to a maximum of 12 hours from March through September. This consistent length of daylight during the warmer months fosters a vibrant energy in the coastal town. As summer wanes, October brings a return to the shorter days of 11 hours before the cycle repeats, highlighting the subtle seasonal shifts that define life in this coastal paradise. The relatively stable daylight duration throughout much of the year contributes to an inviting atmosphere, allowing both residents and visitors to fully embrace the sunny charm of Robertsport.
In September, Robertsport, Liberia experiences a gentle breeze with an average wind speed of 2.5 m/s (6 mph). This marks a slight uplift from the calmer summer months of August and July, where winds reached up to 3.3 m/s (7 mph) and 3.1 m/s (7 mph), respectively. As the year transitions into the autumn months, the winds begin to mellow, reflecting a consistent trend of decreasing speed as the dry season approaches. This pattern of fluctuating wind speeds highlights Robertsport’s unique blend of coastal charm and the rhythmic pulse of nature, making September a delightful time for both locals and visitors to enjoy the refreshing air and serene coastal views.
Weather in Robertsport varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Robertsport, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, weather conditions tend to be quite humid and wet, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 29°C (85°F). This month experiences significant rainfall, accumulating to about 584 mm (23.0 in) over 30 days, which contributes to a high humidity of 94%.
Conversely, January brings slightly warmer and drier weather, with average temperatures ranging from 23°C (74°F) to 31°C (88°F). The precipitation is markedly lower at 55 mm (2.2 in) over 18 days, and the humidity drops to a more comfortable 71%. Thus, while September is characterized by a more tropical rain pattern, January offers a transition to a warmer and less humid climate. For more details, check Robertsport weather in January.
In September, the weather is characterized by warm temperatures, with a minimum of 23°C (74°F) and an average of 25°C (78°F), peaking at 29°C (85°F). This month also sees significant rainfall, with precipitation totaling 584 mm (23.0 in) across 30 days and high humidity levels of 94%. In contrast, February offers slightly warmer temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a maximum of 31°C (88°F). However, the month experiences much lighter rainfall, totaling only 66 mm (2.6 in) over 16 days and lower humidity at 76%. For more details, you can visit Robertsport weather in February.
In September, the weather is characterized by consistently warm temperatures, with a minimum of 23°C (74°F), an average of 25°C (78°F), and a maximum reaching 29°C (85°F). However, this month also experiences significant humidity at 94% and heavy precipitation, totaling 584 mm (23.0 in) over 30 days. In contrast, March offers slightly higher average temperatures, with a minimum of 23°C (73°F), an average of 27°C (81°F), and a maximum of 31°C (89°F), but with much less rainfall, totaling just 98 mm (3.9 in) over 21 days. The humidity in March is also lower at 79%, making it a more comfortable month overall. For a closer look at the specific weather patterns in March, visit Robertsport weather in March.
When comparing the weather in September and April, we see some notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 29°C (85°F), whereas April is warmer, with temperatures ranging from 24°C (75°F) to 31°C (87°F). Additionally, September experiences significantly higher precipitation, with 584 mm (23.0 in) spread over 30 days, compared to April's 163 mm (6.4 in) over 25 days. The humidity is also higher in September at 94%, compared to April's 83% humidity level. For a more detailed look at the conditions during April, visit Robertsport weather in April.
In comparing the weather of September and May, both months experience warm temperatures and high humidity, but there are notable differences. September has a minimum temperature of 23°C (74°F) and averages around 25°C (78°F), with maximum temperatures reaching 29°C (85°F), while May starts slightly warmer with a minimum of 24°C (75°F) and an average of 27°C (81°F), peaking at 30°C (87°F). One significant difference is the precipitation; September receives a substantial 584 mm (23.0 in) of rain over 30 days, compared to May's 292 mm (11.5 in) over the same duration. Additionally, September's humidity is higher at 94%, while May's is more comfortable at 84%. For more details about the climate during this month, you can visit Robertsport weather in May.
When comparing the weather in June to that of September, both months exhibit high temperatures, with June having a slightly higher average temperature of 26°C (79°F) compared to September's 25°C (78°F). The maximum temperatures are also marginally elevated in June, reaching up to 30°C (86°F), while September maxes out at 29°C (85°F). However, September experiences slightly more rainfall, with a total precipitation of 584 mm (23.0 in) over 30 days, compared to June's 588 mm (23.2 in). Additionally, humidity levels are higher in September at 94%, versus 88% in June, making for a more oppressive atmosphere during that month. For a detailed look at June weather specifically, check out Robertsport weather in June.
In comparing the weather of September and July, both months exhibit similar average temperatures, with minimums of 23°C (74°F) and averages around 25°C (78°F). However, September experiences slightly warmer maximum temperatures at 29°C (85°F) compared to July's 28°C (83°F). Precipitation is notably higher in July, reaching 645 mm (25.4 in) against September's 584 mm (23.0 in), but both months share the same frequency of rainfall across 30 days. Additionally, September records a higher humidity level of 94%, compared to July's 89%. For more detailed insights on July weather specifically, visit Robertsport weather in July.
In comparing the weather of September and August, both months exhibit similar temperature patterns, with minimums of 23°C (74°F), averages around 25°C (78°F), and maximums hovering around 29°C (85°F) in September and 29°C (84°F) in August. However, September sees slightly less precipitation, totaling 584 mm (23.0 in) over 30 days, compared to August's 608 mm (23.9 in) spread across 28 days. Humidity levels remain consistently high, with September at 94% and August at 93%. For a closer look at the specific conditions during August, you can check Robertsport weather in August.
In September, temperatures are typically warm, with a minimum of 23°C (74°F) and an average of 25°C (78°F), reaching a maximum of 29°C (85°F). However, this month experiences heavy rainfall, accumulating 584 mm (23.0 in) over the course of 30 days, contributing to a high humidity level of 94%. In contrast, October shows a slight increase in average temperature, rising to 26°C (79°F) and peaking at 30°C (86°F). The precipitation significantly decreases to 347 mm (13.7 in), while humidity levels lower to 91%. This shift in weather conditions makes October a more favorable month for outdoor activities. For a more detailed look at October's climate, visit Robertsport weather in October.
In September, the weather is characterized by warm temperatures with a minimum of 23°C (74°F) and an average of 25°C (78°F), peaking at 29°C (85°F). This month also experiences significant rainfall, with a total of 584 mm (23.0 in) spread over 30 days, coupled with high humidity levels reaching 94%. In contrast, November sees slightly higher temperatures, with a minimum of 24°C (75°F), an average of 26°C (80°F), and a maximum of 30°C (87°F). However, the precipitation drops significantly to 156 mm (6.1 in) over 29 days, accompanied by a decrease in humidity to 83%. For more specific insights about the weather during this time, check out Robertsport weather in November.
In comparing the weather patterns of September and December, we observe notable differences in both temperature and precipitation. September experiences slightly lower temperatures, with an average of 25°C (78°F) and peaks reaching 29°C (85°F), contrasted with December's warmer average of 27°C (81°F) and maximums of 31°C (88°F). Additionally, September is characterized by significantly higher precipitation, totaling 584 mm (23.0 in) over 30 days, whereas December sees a much drier climate with only 90 mm (3.6 in) across 25 days. The humidity levels also shift, dropping from a muggy 94% in September to a more comfortable 77% in December. For more details, you can check the link: Robertsport weather in December.
September in Robertsport is characterized by high humidity and consistent rainfall, distinguishing it from the more temperate months that flank it. The relentless precipitation creates a lush landscape, though it can often deter outdoor activities. With average temperatures hovering around a comfortable 25°C, this month is warmer and wetter compared to the dry and cooler months that follow. For those looking to understand how September fits into the broader climate patterns, more detailed insights can be found at Robertsport Climate.