Last updated: August 31, 2025
In Grabouw, South Africa, December brings a delightful blend of warm temperatures and refreshing moisture, creating a vibrant summer atmosphere. With a maximum temperature reaching 28°C (83°F) and an average of 19°C (66°F), days are pleasantly warm, while cooler nights provide a comfortable respite with a minimum temperature of 13°C (55°F). Visitors can expect a moderate rainfall of 31 mm (1.2 in) spread over approximately 7 days, contributing to the region's lush landscapes. The humidity averages at a noteworthy 77%, enhancing the tropical feel of this picturesque setting as the year draws to a close.
In December, Grabouw, South Africa, transitions into summer, showcasing pleasant temperatures that invite outdoor adventures. With a minimum of 13°C (55°F) and a maximum reaching 28°C (83°F), the month maintains an average temperature of 19°C (66°F), offering a comfortable climate for both locals and visitors. This warmth marks a gentle rise from November, signaling the season’s shift from the cooler months. The trend of gradually increasing temperatures from the depths of winter through to December highlights Grabouw's appeal as a vibrant destination, where sunny days and mild evenings create the perfect backdrop for exploring the stunning natural landscape and enjoying the region's renowned vineyards.
In December, Grabouw, South Africa, sees a moderate precipitation level of 31 mm (1.2 in), spread across seven rainy days. As the year winds down, this month's rainfall is a drop from the heavier showers of the preceding months, particularly May and June, which recorded significantly higher totals of 74 mm and 104 mm, respectively. The trend toward less precipitation continues as summer approaches, suggesting a shift towards drier, sunnier days ahead. With the consistent but lighter rains in December, the region remains vibrant and lush, setting the stage for the warm season while gently closing the door on the cooler, wetter months.
In Grabouw, South Africa, December ushers in a humidity level of 77%, marking a slight dip from the warmer months preceding it. Throughout the year, humidity exhibits a subtle seasonal rhythm: it peaks in the summer months of February (80%) and March (81%), before gradually receding. The average humidity showcases a gentle decline toward the end of the year, with November reaching its lowest point at 75%. December's humidity reflects a return to the summer averages, maintaining a comfortable balance that suggests the region's climate is consistently temperate, providing a perfect backdrop for the enchanting landscapes that Grabouw is known for.
In December, Grabouw, South Africa, sees a notable surge in the UV Index, reaching an extreme 14, similar to its peak in January. Throughout the year, the UV Index fluctuates significantly, dropping to a manageable 5 in May before climbing once again to extreme levels in the last month of the year. With a burn time of just 10 minutes, December residents and visitors alike should remain vigilant against sun exposure, much like during the preceding months. The trend from extreme to high levels suggests a need for consistent sun protection, especially as the summer months approach. With the warmth of the sun becoming more intense, staying informed about the UV Index is essential for outdoor safety. For more detailed insights, visit Grabouw UV Index.
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In Grabouw, South Africa, December shines as the pinnacle of sunshine, offering an impressive 420 hours of bright daylight. This remarkable surge in sunlight marks a festive culmination to the year's trend, with December consistently outshining the preceding months. Starting from January with 338 hours, the sunshine hours gradually increased, peaking in late spring and transitioning into summer. Notably, the months of October and November also contributed significantly to this sunny trajectory, boasting 372 and 389 hours respectively. As the year ends, December’s glow signifies not just the warmth of the season, but also a steady climb in daylight that enhances the charm of Grabouw’s picturesque landscapes. With each passing month, residents and visitors alike bask in the growing embrace of sunlight, making December a splendid highlight in a year rich in natural beauty.
As December rolls in, Grabouw, South Africa, experiences a 50% chance of sunny weather, marking a transitional moment in its climate. This figure highlights a notable decline from the preceding months, especially as the sunniest months of January and February boast probabilities of 72% and 73%, respectively. Following a streak of warmer, sunnier weather, December's forecast indicates a shift towards more variable conditions. Although the chance of sun is half, it's essential to remember that the allure of Grabouw’s scenic landscapes remains throughout the month, inviting both adventure and relaxation despite the fluctuating weather.
In Grabouw, South Africa, December marks a vibrant return to lengthy daylight, offering 14 hours of sunlight that illuminates the scenic landscapes. This trend of gradually increasing daylight begins in the earlier months, as January also boasts 14 hours, creating a seasonal symmetry at the start and end of the year. As the year unfolds, daylight gradually decreases through the autumn months, reaching its minimum at 9 hours in June. However, a gradual resurgence occurs in mid-winter, leading into spring, where daylight extends back to 12 hours in October and 13 hours in November. December not only symbolizes the peak of summer but also brings a joyful brightness that invites exploration and outdoor activities, making it one of the most cherished months for both locals and visitors alike.
As December rolls in, Grabouw experiences a refreshing shift in the winds, with an average speed of 4.7 m/s (11 mph). This slight increase from the calmer months of late autumn signals a transition into the warmer season, providing a gentle, invigorating breeze. Notably, the wind speeds show a gradual decline from January through May, where the lowest average of 3.4 m/s (8 mph) occurs. However, as the year draws to a close, there’s a noticeable upswing, hinting at nature's breath of life refreshing the landscape. The consistency of average winds in the fall, hovering around 3.6 to 4.4 m/s, creates a serene backdrop, while December's return to higher speeds rekindles the lively spirit of summer, inviting both locals and visitors to embrace the outdoor charm of Grabouw.
Weather in Grabouw varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Grabouw, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January exhibit mild and pleasant weather, but January tends to be slightly warmer. In December, temperatures range from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F) and a total precipitation of 31 mm (1.2 in) over 7 days. In comparison, January sees a minimal increase in temperatures, starting at a minimum of 14°C (57°F) and peaking at 30°C (87°F), resulting in an average of 20°C (68°F). Additionally, January experiences less rainfall, with only 24 mm (0.9 in) spread over 5 days. Both months share the same humidity level of 77%. For more specific details, you can check Grabouw weather in January.
In December, the weather features temperatures ranging from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), with an average temperature of 19°C (66°F). The month experiences about 31 mm (1.2 in) of precipitation over 7 days, alongside a humidity level of 77%. In contrast, February sees slightly warmer conditions, with a minimum temperature of 14°C (57°F) and a maximum of 29°C (85°F), alongside an average temperature of 20°C (69°F). Precipitation decreases to 18 mm (0.7 in) over 4 days, and humidity rises slightly to 80%. For more detailed insights on February weather, you can visit Grabouw weather in February.
In December, temperatures range from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), with an average temperature of 19°C (66°F). The month experiences around 31 mm (1.2 in) of precipitation over about 7 days, accompanied by a humidity level of 77%.
Conversely, March sees a slightly higher maximum temperature of 29°C (85°F) while maintaining the same minimum and average temperatures as December. Precipitation increases slightly to 33 mm (1.3 in) but occurs over fewer days, approximately 5. Additionally, March has a higher humidity level of 81%.
For more detailed information about the weather in March, visit Grabouw weather in March.
In December, temperatures in the region range from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). The month sees around 31 mm (1.2 in) of precipitation over about 7 days, and humidity levels are relatively high at 77%. Conversely, April experiences slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 30°C (86°F), while the average temperature is around 17°C (63°F). Precipitation in April is slightly lower at 29 mm (1.2 in), occurring over about 6 days, and humidity is marginally higher at 80%. For more details on the weather during this month, you can visit Grabouw weather in April.
When comparing the weather in December and May, we notice distinct differences in temperature and precipitation. In December, the average temperature reaches a comfortable 19°C (66°F), with highs of 28°C (83°F), making it warmer overall than May, which has an average of 15°C (60°F) and a maximum of 27°C (81°F). December experiences less rainfall, with only 31 mm (1.2 in) over about 7 days, in contrast to May's 74 mm (2.9 in) over 6 days, indicating that May is generally wetter. Despite this, both months have similar humidity levels, hovering around 77-78%. For a more detailed look at weather patterns, you can explore Grabouw weather in May.
When comparing the weather in December and June, it's evident that December is warmer and generally more pleasant. With minimum temperatures around 13°C (55°F) and maximums reaching 28°C (83°F), December's average temperature of 19°C (66°F) creates a mild, enjoyable climate, accompanied by relatively low precipitation of 31 mm (1.2 in) over 7 days. In contrast, June experiences cooler conditions, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 24°C (76°F) and an average of 14°C (57°F). Additionally, June sees higher precipitation levels at 104 mm (4.1 in) spread over 10 days, contributing to an increase in humidity to 79%. For a detailed look at June weather, check out Grabouw weather in June.
In December, the weather is generally warmer, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), creating a pleasant average of 19°C (66°F). Precipitation is relatively low at 31 mm (1.2 in), falling on about 7 days, and humidity sits around 77%. In contrast, July cools down with temperatures starting from a minimum of 7°C (44°F) and peaking at 25°C (78°F), leading to an average of 13°C (56°F). July also sees higher precipitation levels at 95 mm (3.7 in) over 9 days and a slightly elevated humidity of 80%. For a more detailed comparison, check out Grabouw weather in July.
In December, temperatures in Grabouw are notably warmer, with a minimum of 13°C (55°F) and an average high reaching 28°C (83°F). The weather is relatively dry, experiencing only 31 mm of precipitation over 7 days. In contrast, August brings cooler conditions, with temperatures ranging from a low of 6°C (43°F) to a max of 25°C (77°F). This month sees considerably more rainfall, totaling 83 mm over 11 days. Despite both months having similar humidity levels of 77%, the overall feel of December is much more summery compared to the cooler, wetter August. For more details, you can check Grabouw weather in August.
When comparing the weather in December and September, there are notable differences in temperature and precipitation. December boasts warmer average temperatures, ranging from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), while September sees cooler temperatures, with an average ranging from 7°C (45°F) to a high of 29°C (84°F). Precipitation levels also differ; December experiences 31 mm (1.2 in) of rain over 7 days, while September is slightly wetter with 50 mm (2.0 in) over 8 days. Humidity remains similar in both months, with December at 77% and September at 76%. For more detailed insights, check out Grabouw weather in September.
In comparing the weather of December and October, we see notable differences. December enjoys a warmer average temperature, with a minimum of 13°C (55°F) and a maximum of 28°C (83°F), while October features a cooler average of 16°C (60°F), peaking at 29°C (85°F). Despite October having a slightly higher maximum temperature, it experiences more rainfall, totaling 58 mm (2.3 in) over 8 days compared to December's 31 mm (1.2 in) over 7 days. Humidity levels remain constant at 77% for both months, lending a similar feel to the air. For more insights on October weather specifics, visit Grabouw weather in October.
In comparing the weather between November and December, December tends to be warmer with an average temperature of 19°C (66°F) compared to November's 17°C (63°F). The minimum temperatures also reflect this trend, with December starting at 13°C (55°F), while November has a cooler minimum of 9°C (49°F). Although both months experience precipitation over 7 days, December has less rainfall at 31 mm (1.2 in) compared to November's 51 mm (2.0 in), suggesting a generally drier month. Humidity levels are slightly higher in December at 77%, compared to November's 75%, contributing to a warmer feel overall. For a more detailed look at November weather, you can visit Grabouw weather in November.
In December, Grabouw welcomes the summer season with warmer temperatures and a noticeable increase in humidity, setting it apart from the cooler months of the year. With maximum highs reaching a comfortable 28°C (83°F) and an average temperature of 19°C (66°F), this month feels pleasantly vibrant, inviting outdoor activities and exploration. Although there are some rainy days, bringing a total of 31 mm (1.2 in) of precipitation, the overall atmosphere remains warm and lively, perfect for enjoying the beauty of this charming region. For further insights into the changing climates, visit Grabouw Climate.