Last updated: August 27, 2025
In December, Onitsha, Nigeria experiences a warm and dry climate, with maximum temperatures soaring to 38°C (100°F) and an average of 29°C (84°F). With a pleasantly low minimum temperature of 18°C (65°F), residents enjoy comfortable evenings. The month sees virtually no rainfall, with only 5 mm (0.2 in) registered over 0 days, contributing to a humidity level of 63%. This dry and warm weather makes December an ideal time for outdoor activities and festive celebrations in this vibrant city.
As December rolls into Onitsha, Nigeria, temperatures begin to cool slightly from the sweltering highs of previous months. With minimums dipping to 18°C (65°F), the days offer a pleasant average of 29°C (84°F), providing a welcome respite from the intense heat of the earlier months. The maximum temperature reaches 38°C (100°F), a reminder that the warm climate is still very much present. This month marks a subtle transition towards the cooler season, particularly when compared to the peak heat of January and February, setting the stage for a more comfortable end to the year as residents enjoy the vibrant days and cooler nights.
In Onitsha, Nigeria, December wraps up the year with a significant decline in precipitation, showcasing the transition into the drier season. After a peak wet month in September, which recorded a staggering 249 mm of rain over 26 days, the rainfall sharply diminishes in December to just 5 mm, equivalent to only 0.2 inches, with no recorded rainy days. This trend highlights the stark contrast between the heavy rains of the preceding months and the arid conditions that characterize December. As the year concludes, Onitsha experiences a notable decrease in rainfall activities, indicating a seasonal shift that offers respite from the downpours typical of the earlier months.
December in Onitsha, Nigeria, marks a notable decline in humidity levels, dropping to 63% after the peak of the wet season. This month serves as a transition, as the city experiences a gradual shift from the intensely humid months of June through September, where percentages hovered around 90%. By November, humidity slightly decreased to 82%, paving the way for a more comfortable environment as the year comes to a close. December's humidity, while still higher than the drier months of the beginning of the year, offers a refreshing contrast to the oppressive moisture of earlier months, making it a more pleasant time for residents and visitors alike to enjoy the festive season.
In December, Onitsha experiences a UV Index of 9, categorized as very high, which indicates that sun exposure can still pose a risk to skin without proper protection. Notably, this month's UV levels are a slight decline from the extreme conditions faced from February through October, where indices frequently peaked at 11 or higher. However, the burn time remains limited to 15 minutes, similar to January and November, underscoring the necessity for diligent sun safety practices even in the cooler month of December. As the year winds down, residents and visitors should remain vigilant about skin safety under the sun. For more information on UV levels throughout the year, visit Onitsha UV Index.
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December brings a splendid 304 hours of sunshine to Onitsha, marking it as one of the sunniest months of the year. This surge in sunlight is part of a promising trend that peaks during the dry season, with hours consistently climbing from January's 254 hours to December's warm embrace of rays. Notably, May leads the charge just before this peak, boasting 297 hours of sunlight, while the year’s earlier months, though bright, tend to fluctuate slightly downward. As the year unfolds, Onitsha’s sun transitions from a gentle brightness to a vibrant climax in December, inviting residents and visitors alike to revel in the warmth and luminosity that this festive month provides.
In December, Onitsha experiences a notable increase in sunny weather, with a 48% chance of sun, making it the second most promising month after January. This trend signals a shift from the more overcast conditions seen in the months leading up to December, particularly as the rain diminishes from May and the humidity begins to ease. Following a period of dwindling sunlight from April to July—when chances plummet to a mere 9% in August—December offers a refreshing respite, inviting residents and visitors alike to enjoy clearer skies and milder temperatures. As the year winds down, the month becomes an optimal time for outdoor activities, positioning Onitsha’s December as a bright highlight in its weather calendar.
In Onitsha, Nigeria, the daylight duration exhibits a rhythmic pattern throughout the year. From January to February, residents bask in 11 hours of daylight, setting a consistent tone for the early months. As spring approaches in March, daylight gently increases to 12 hours, a shift that continues through the lush months of April to September, filling the days with natural light. However, as the year winds down, daylight dwindles once again, reverting to 11 hours in October and November before settling back into this duration for December. This cyclical trend not only marks the passage of the seasons but also reflects the region’s unique climatic rhythm, providing a consistent framework for daily life in Onitsha.
As December unfolds in Onitsha, Nigeria, the average wind speed dips slightly to 1.7 m/s (4 mph), reflecting a gentle hush before the new year begins. This month marks the annual low in wind activity, subtly continuing a downward trend observed from the earlier months, where speeds peak at 2.5 m/s (6 mph) in April. Following a mild decline throughout the rainy season and into the tail end of the year, December's breezes carry a unique stillness, inviting moments of calm and reflection as the city gears up for the festive season. While the winds may be mellow, the vibrant spirit of Onitsha remains undeterred.
Weather in Onitsha varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Onitsha, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures in Onitsha range from a minimum of 18°C (65°F) to a maximum of 38°C (100°F), with an average of 29°C (84°F) and humidity levels at 63%. The month sees very little precipitation, averaging just 5 mm (0.2 in) with no rainy days.
In contrast, January experiences slightly warmer temperatures, with a minimum of 19°C (66°F) and a maximum of 40°C (104°F), while the average remains steady at 29°C (85°F). Humidity drops significantly to 31%, and there is a minimal increase in precipitation, totaling 5 mm (0.2 in) over one rainy day. For more details on January weather, you can check Onitsha weather in January.
In December, the weather tends to be warm and relatively dry, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 38°C (100°F) and an average of 29°C (84°F). The humidity is moderate at 63%, and there is no recorded precipitation during the month. In contrast, February sees slightly higher temperatures, with a minimum of 19°C (66°F) and a maximum of 40°C (105°F), while the average stands at 30°C (87°F). However, February is wetter, experiencing about 16 mm (0.6 in) of precipitation over three days, and the humidity drops significantly to 36%. For more detailed insights, you can check Onitsha weather in February.
December and March offer distinct weather experiences, with December featuring milder temperatures that range from a minimum of 18°C (65°F) to a maximum of 38°C (100°F), while March sees slightly higher lows and highs, with temperatures ranging from 23°C (75°F) to a peak of 40°C (104°F). Precipitation is minimal in December, with only 5 mm (0.2 in) recorded over no days, maintaining a humidity level of 63%. In contrast, March experiences significantly more rainfall, totaling 47 mm (1.9 in) spread over 10 days, contributing to a humidity level of 60%. This shift not only marks a change in temperature but also in overall comfort and dryness. For more details on the conditions in March, consider exploring Onitsha weather in March.
December and April present contrasting weather conditions in Onitsha. During December, temperatures range from a minimum of 18°C (65°F) to a maximum of 38°C (100°F), with an average of 29°C (84°F). It is generally dry, with only 5 mm (0.2 in) of precipitation and no rainy days, resulting in a humidity level of 63%. In stark contrast, April sees warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 40°C (103°F), maintaining the same average of 29°C (84°F). However, April is significantly wetter, receiving 86 mm (3.4 in) of rainfall over 15 days, and humidity rises to 73%. For more details, visit Onitsha weather in April.
December and May present contrasting weather patterns. In December, temperatures range from a minimum of 18°C (65°F) to a maximum of 38°C (100°F), with an average around 29°C (84°F), and very little precipitation at just 5 mm (0.2 in) throughout the month. The humidity is moderate at 63%, making for a warm and relatively dry atmosphere. In contrast, May experiences higher minimum temperatures, starting at 23°C (74°F) and peaking at 37°C (98°F) with an average of 28°C (83°F). However, it is significantly wetter, with 128 mm (5.0 in) of rainfall over 20 days and higher humidity at 84%. For a detailed look at what to expect, you can check out Onitsha weather in May.
December and June exhibit striking contrasts in weather conditions. In December, temperatures range from a minimum of 18°C (65°F) to a maximum of 38°C (100°F), with a pleasant average of 29°C (84°F). The month is relatively dry, receiving just 5 mm (0.2 in) of precipitation and experiencing no rainy days, along with a humidity level of 63%. In stark contrast, June sees higher temperatures with a minimum of 23°C (73°F) and a maximum of 34°C (94°F), but an average temperature of 27°C (81°F). This month is characterized by significant rainfall, totaling 193 mm (7.6 in) over 23 days, accompanied by increased humidity at 86%. For a detailed view of June's weather patterns, you can refer to Onitsha weather in June.
The weather in December is characterized by higher temperatures, with minimums around 18°C (65°F) and maximums reaching up to 38°C (100°F), providing a dry and humid atmosphere with just 5 mm of precipitation and an average humidity of 63%. In contrast, July experiences cooler temperatures, ranging from a minimum of 22°C (72°F) to a maximum of 33°C (92°F), but it's significantly wetter, receiving about 201 mm (7.9 in) of rain spread over 26 days, contributing to a higher humidity level of 87%. For more detailed insights, check out Onitsha weather in July.
When comparing the weather in December and August, it's clear these months offer distinct climates. December boasts a warm average temperature of 29°C (84°F), with maximums reaching up to 38°C (100°F) and minimal rainfall—only 5 mm (0.2 in) across the month. In contrast, August is notably cooler, with average temperatures around 26°C (79°F) and maximums of 33°C (91°F), but it experiences significantly more rainfall, totaling 181 mm (7.1 in) over 23 days, and higher humidity at 90%. For a detailed look at August weather patterns, check out Onitsha weather in August.
In December, the weather is significantly warmer and drier than in September. With minimum temperatures of 18°C (65°F) and maximums reaching 38°C (100°F), December enjoys an average temperature of 29°C (84°F) and sees virtually no rainfall, only 5 mm, and 0 days of precipitation. In contrast, September is much more humid, with a minimum temperature of 23°C (73°F) and average highs of 34°C (93°F), accompanied by heavy rainfall of 249 mm over 26 days, contributing to a humidity level of 91%. This makes December an ideal month for outdoor activities, while September's wet conditions are more suited for indoor pursuits. For more detailed insights, check Onitsha weather in September.
In December, the weather in Onitsha is typically warm, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 38°C (100°F) and an average of 29°C (84°F). The month is characterized by very low precipitation, recording just 5 mm (0.2 in) over the course of the month, and the humidity level stands at a moderate 63%.
In contrast, October brings significantly cooler temperatures, with a minimum of 23°C (73°F) and a maximum of 34°C (93°F), resulting in an average of 27°C (81°F). However, this month experiences high rainfall, with a total of 173 mm (6.8 in) spread across 24 days, contributing to a much higher humidity level of 90%. For more specific details about October weather, you can visit Onitsha weather in October.
In comparing the weather between November and December, it’s evident that December offers a more consistent warmth, with average temperatures reaching 29°C (84°F) compared to November's 28°C (82°F). However, December has a higher maximum temperature, peaking at 38°C (100°F), while November's maximum is 35°C (96°F). Precipitation is notably lower in December, with only 5 mm (0.2 in) and no rainy days, contrasting sharply with November's 30 mm (1.2 in) of rain over 8 days. Additionally, December enjoys lower humidity at 63%, compared to the higher 82% humidity typical of November. For more detailed information on November weather patterns, you can refer to Onitsha weather in November.
As December unfolds in Onitsha, the weather presents a delightful shift from the preceding months. With a soaring maximum temperature of 38°C yet an average of 29°C, the warmth remains palpable, but the minimum drops to a comfortable 18°C at night, offering a refreshing respite. Unlike the wetter months, December boasts a stunning lack of precipitation, ensuring that sun-soaked days prevail without interruption. This unique blend of warmth and moderate humidity at 63% makes December an ideal time to explore the vibrant culture of Onitsha. For more detailed insights on weather patterns, visit Onitsha Climate.