Last updated: August 31, 2025
April in Knysna, South Africa, showcases a delightful transition into autumn, with maximum temperatures reaching 31°C (88°F), complemented by a pleasant average of 17°C (63°F). The evenings can be cooler, dipping to a crisp minimum of 9°C (49°F). Visitors can expect a modest precipitation of 26 mm (1.0 in) spread over approximately 7 days, adding a refreshing touch to the scenery. With humidity levels around 81%, the atmosphere is both vibrant and comfortably lush, making April an inviting time to explore the natural beauty of this picturesque coastal town.
In April, Knysna begins to feel the gentle shift towards cooler weather as temperatures drop slightly from the preceding months. The minimum temperature settles at 9°C (49°F), providing a crisp start to the mornings, while the warmest part of the day can still reach a pleasant 31°C (88°F), reminiscent of the summer heat. The average temperature hovers around 17°C (63°F), making it a comfortable month for outdoor activities. Compared to March, which boasts higher averages, April's cooler climate hints at the approaching winter without losing the vibrancy of the region. As the days linger and evenings become cozier, it's an ideal time to explore Knysna's stunning landscapes while enjoying the mild temperatures.
In April, Knysna experiences a noticeable dip in precipitation, with just 26 mm (1.0 in) of rain falling over 7 days. This decrease marks a shift from the wetter months preceding it, where January, February, and March each recorded higher totals ranging from 42 mm to 49 mm. As the region transitions into cooler months, April's rainfall is among the lowest in the year, signaling a gentle sprout of autumn. Despite the reduced precipitation, the vibrant beauty of Knysna persists, with the landscape transitioning gracefully while still benefiting from the previous months' rain. This pattern suggests that while April may be drier, it prepares the ground for the lush greenery that follows in the later months.
As April approaches in Knysna, South Africa, the humidity begins to stabilize after a slight dip from March's higher levels. With an average humidity of 81%, April maintains a lush and tropical feel characteristic of the region's earlier months. This period sees a modest drop compared to March’s 82%, yet it remains significantly higher than the 77% recorded in May. Such levels reflect the transition from the humid summer months into the drier autumn season, hinting at the variable climate that keeps this coastal town vibrant and alive. Overall, these humidity trends illustrate a dynamic climate, where each month offers its unique embrace of moisture.
In April, Knysna experiences a notable shift in its UV Index, dipping to 8, which falls into the very high exposure category. This contrasts sharply with the extreme levels seen in the summer months, where indices soar up to 14. With a burn time of just 15 minutes, outdoor enthusiasts should remain vigilant, although they can enjoy a slightly longer exposure compared to the previous months. Notably, April's UV Index is part of a spring trend, transitioning towards the milder readings of late autumn, where May sees a drop to 5 and a moderate category. This gradual decrease signals a seasonal shift, offering a welcome reprieve from the intense summer sun. For more detailed information on the UV Index throughout the year, check out Knysna UV Index.
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April in Knysna, South Africa, offers a delightful blend of sunshine, boasting 311 hours of radiant light that heralds the transition into winter. As the warm embrace of summer recedes, daylight hours begin to taper off from the peak of 415 hours in December. This gradual decline is part of a larger trend, with April's sunshine reflecting a consistent pattern of diminishing daylight leading into the cooler months. Despite this slight reduction, the month still offers more sunshine than the months of May and June, creating a perfect backdrop for outdoor adventures and the breathtaking scenery that Knysna is renowned for. As the year unfolds, the sunshine hours remind us of the vibrant seasons in this captivating coastal town.
As April rolls into Knysna, South Africa, the likelihood of sunny weather dips to 47%, marking a noticeable decline from the sunnier days of earlier months. Following the peak sunshine of January at 65%, there’s a gradual decrease through February and March, before hitting its lowest point in April. This trend suggests that as autumn sets in, residents and visitors may experience increasingly overcast skies. However, hope is not lost, as sunshine makes a comeback in May with a 59% chance, signaling that the vibrant beauty of Knysna can still be enjoyed, albeit with a bit more unpredictability.
As April arrives in Knysna, South Africa, the days begin to draw shorter, with daylight lasting approximately 11 hours. Following the elongated days of summer, where January enjoys a generous 14 hours of sunshine, a notable decline unfolds through March's 12 hours. The trend continues into April, signaling the onset of autumn, as daylight gently wanes before settling into May's 10 hours. This gradual reduction creates a serene backdrop for Knysna, inviting locals and visitors alike to savor the beauty of the changing season, as the landscape is bathed in warm light during these shorter days.
In April, Knysna experiences a noticeable shift in wind conditions, with the average wind speed dropping to 2.9 m/s (6 mph), making it the calmest month of the year. This gentle breeze follows the slightly stronger winds of summer and early autumn, highlighted by January's brisk 4.4 m/s (10 mph) and February's 3.8 m/s (8 mph). As the seasons transition, wind speeds gradually pick up again in May and June, returning to a more moderate 3.7 m/s (8 mph). Overall, April's tranquil winds create a serene atmosphere, ideal for enjoying the beautiful surroundings of Knysna, as nature prepares for the cooler months ahead.
Weather in Knysna varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Knysna, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of April and January, it is evident that both months showcase relatively warm temperatures, with average highs of 31°C (88°F) and 31°C (89°F) respectively. However, April tends to have lower minimum temperatures ranging from 9°C (49°F) compared to January's milder minimum of 12°C (55°F). While January experiences more precipitation at 49 mm (1.9 in) over 8 days, April has a lighter rainfall total of 26 mm (1.0 in) across 7 days. Interestingly, April has a higher humidity level at 81%, while January maintains a lower humidity of 77%. For more detailed insights on January weather, you can visit Knysna weather in January.
When comparing the weather in April to that of February, April tends to be milder with a minimum temperature of 9°C (49°F) and an average of 17°C (63°F), while February is noticeably warmer, featuring a minimum of 13°C (55°F) and an average of 20°C (69°F). The maximum temperatures in February can reach up to 35°C (94°F), significantly higher than April's maximum of 31°C (88°F). Additionally, February sees more rainfall, with 43 mm (1.7 in) of precipitation over 9 days, compared to April's 26 mm (1.0 in) over 7 days. Both months have similar humidity levels, with April at 81% and February slightly lower at 79%. For more detailed information, visit Knysna weather in February.
In comparing the weather between March and April, we notice a slight decrease in minimum temperatures, with April averaging a low of 9°C compared to March's 11°C. However, April sees a slightly cooler average temperature of 17°C, while March maintains a higher average of 19°C. Both months experience the same maximum temperature of 31°C, but April has notably less precipitation with 26 mm compared to March's 42 mm, allowing for a slightly drier environment despite a similar number of rainy days. Humidity levels remain relatively stable, with April at 81% and March at 82%. For more detailed insights on March weather, check out Knysna weather in March.
In comparing the weather of April and May, April tends to be slightly warmer, with average temperatures around 17°C (63°F) and maximums reaching 31°C (88°F). In contrast, May sees a slight dip in temperatures, with averages around 16°C (61°F) and highs not exceeding 28°C (82°F). Precipitation also increases slightly in May, with 36 mm (1.4 in) over 6 days, compared to April's 26 mm (1.0 in) across 7 days. Additionally, humidity remains relatively high in both months, but slightly decreases in May to 77% from April's 81%. For more detailed weather insights, you can check Knysna weather in May.
April and June present notable differences in weather conditions. In April, temperatures range from a minimum of 9°C (49°F) to a maximum of 31°C (88°F), leading to a warm average of 17°C (63°F). The month also sees higher humidity at 81% and a total precipitation of 26 mm (1.0 in) over 7 days. In contrast, June experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 27°C (81°F), yielding an average of 15°C (59°F). Precipitation is similar at 24 mm (1.0 in) but occurs over just 6 days, and humidity decreases to 74%. For further details on June weather in Knysna, you can visit Knysna weather in June.
In comparing the weather of April and July, April typically enjoys warmer temperatures, with a minimum of 9°C (49°F) and an average max of 31°C (88°F), contrasting with July's cooler range, where the minimum drops to 6°C (43°F) and the maximum peaks at 26°C (79°F). While April experiences a significant humidity level of 81%, July presents a slightly drier atmosphere at 76%. Precipitation is more pronounced in July, with 41 mm (1.6 in) over 6 days, compared to April's 26 mm (1.0 in) across 7 days. For a more detailed look at July's climate specifics, you can visit Knysna weather in July.
April and August present distinct weather contrasts. In April, temperatures range from a minimum of 9°C (49°F) to a maximum of 31°C (88°F), with an average of 17°C (63°F). The month sees a moderate amount of rainfall, totaling 26 mm (1.0 in) over about 7 days, accompanied by high humidity around 81%. In contrast, August experiences cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 26°C (80°F), averaging only 13°C (56°F). This month is marked by higher precipitation, averaging 61 mm (2.4 in) across 9 days, though the humidity is somewhat lower at 73%. For those interested in more detailed information, you can check out Knysna weather in August.
April and September both present a diverse range of temperatures, but they differ in several key aspects. In April, the average temperature is slightly warmer at 17°C (63°F), with a max of 31°C (88°F) and a minimum of 9°C (49°F), while September sees a cooler average of 15°C (59°F), alongside a maximum of 33°C (91°F) and a minimum of 6°C (44°F). Precipitation is notably higher in September, totaling 59 mm (2.3 in) over 9 days compared to April's 26 mm (1.0 in) across 7 days, leading to slightly lower humidity levels of 75% in September versus 81% in April. For more details on the weather during September, you can check Knysna weather in September.
April and October showcase a fascinating shift in weather patterns. In April, temperatures typically range from a mild 9°C (49°F) to a warm 31°C (88°F), with an average of 17°C (63°F). The month sees about 26 mm (1.0 in) of precipitation, with rain occurring on 7 days and humidity hovering around 81%. In contrast, October features a slightly cooler atmosphere, with temperatures ranging from 9°C (48°F) to a maximum of 33°C (91°F) and an average of 16°C (61°F). This month experiences a higher rainfall of 53 mm (2.1 in) over 9 days, and the humidity is a bit lower at 75%. For a closer look at the weather specifics, you can check Knysna weather in October.
April and November exhibit similar average temperatures, holding steady at around 17°C (63°F), but their weather patterns differ in notable ways. In April, temperatures can rise to a maximum of 31°C (88°F) and experience relatively low precipitation, averaging just 26 mm (1.0 in) over 7 days. In contrast, November sees a slight dip in minimum temperatures to 8°C (47°F), with increased rainfall totaling 65 mm (2.6 in) across 9 days, reflecting a wetter climate as it transitions toward summer. Both months maintain high humidity levels, with April slightly more humid at 81% compared to November’s 75%. For more detailed insights on November conditions, check out Knysna weather in November.
April and December both showcase mild weather, but with some notable differences. In April, temperatures range from a minimum of 9°C (49°F) to a maximum of 31°C (88°F), with an average of 17°C (63°F). The month experiences relatively low precipitation, totaling 26 mm (1.0 in) over about 7 days, and the humidity hovers around 81%. In contrast, December offers slightly warmer temperatures, with a minimum of 11°C (52°F) and a maximum of 30°C (87°F), and an average of 19°C (66°F). However, it is also wetter, receiving 45 mm (1.8 in) of rain across approximately 9 days, while humidity is a bit lower at 77%. For more detailed information on December weather, check Knysna weather in December.
As April arrives in Knysna, the weather gives way to a more temperate vibe, setting itself apart from the hotter summer months. With a delightful average temperature of 17°C (63°F), the cool breezes begin to temper the previously sweltering heat, making outdoor activities enjoyable. While you can still experience warm days reaching up to 31°C (88°F), the nights are refreshingly cool, dipping to about 9°C (49°F). Expect a few rainy days throughout the month, contributing to a total precipitation of 26 mm (1.0 in), which adds a touch of greenery to the lush surroundings. The 81% humidity also signals the transition into the wetter season, creating a refreshing yet invigorating atmosphere. This blend of comfortable temperatures and occasional rain sets April apart, transitioning beautifully into the heart of Knysna's climate. For a more comprehensive look at what to expect throughout the year, check out Knysna Climate.