December Weather in Oyo, Nigeria

Last updated: August 27, 2025

In December, Oyo, Nigeria experiences a warm and dry climate, with maximum temperatures soaring up to 37°C (99°F) and an average of 28°C (82°F), offering plenty of sunlit days. The nights bring a refreshing minimum temperature of 19°C (66°F), enhancing the overall pleasantness of the weather. With a mere 4 mm (0.1 in) of precipitation and no rainy days, residents and visitors can fully enjoy outdoor activities amidst a comfortable humidity level of 63%. December in Oyo is characterized by its vibrant atmosphere and ideal conditions for exploring the natural beauty of the region.

December Temperature in Oyo

In December, Oyo, Nigeria experiences a remarkable transition in temperatures as it moves towards the peak of the dry season. The minimum temperature for the month settles at a comfortable 19°C (66°F), providing a refreshing break from the hotter months preceding it. Daytime highs hover around 37°C (99°F), delivering warm and sunny weather ideal for outdoor exploration. With an average temperature of 28°C (82°F), December strikes a balance between warmth and mildness, making it a pleasant time for both locals and visitors. This shift indicates a gradual cooling trend that contrasts with the preceding months, allowing for a more enjoyable experience in Oyo during the festive season.

December Weather in Oyo: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Oyo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oyo, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec838584828179777677798182
Data source: Temperature data for Oyo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Oyo

In Oyo, Nigeria, December marks a significant shift in precipitation patterns, as the monthly rainfall drops sharply to just 4 mm (0.1 in), comparable to the very dry conditions of January. With no recorded precipitation days, it becomes evident that December concludes the rainy season, transitioning into a much drier phase. This stark decrease follows a series of wetter months, particularly from June to September when the region experiences the highest rainfall, with July peaking at 155 mm (6.1 in) over 25 days. As the year wraps up, Oyo's climate shifts, starkly illustrating the region's seasonal rhythm, where lush greenery transitions into drier landscapes, paving the way for the dry Harmattan winds of January.

December Precipitation Trends in Oyo

The chart displays monthly precipitation patterns in Oyo, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Oyo, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4205768101153155178157136244
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Oyo

In Oyo, Nigeria, December brings a noticeable shift in humidity levels, dropping to 63% after a peak in the mid-year. This month marks a transition from the oppressive moisture of the rainy season, where figures soared above 90% in the heart of summer. While December's humidity is significantly lower than the highs of August and September, it remains elevated compared to the drier months of January and February. This gradual decrease not only signals the end of the wet season but also sets the stage for more comfortable conditions, making it a transitional period where the air feels fresher yet still retains a hint of the tropical climate characteristic of the region.

December Average Humidity in Oyo

This chart illustrates the average monthly humidity levels in Oyo, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Oyo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec37%44%61%72%82%86%87%90%91%90%82%63%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Oyo

In December, Oyo, Nigeria experiences a UV Index of 9, categorizing the sun exposure as very high with a burn time of 15 minutes. Following several months of extreme UV levels that peaked in April at an intense 14, the transition to slightly lower yet still significant levels reflects a seasonal trend where sun intensity begins to moderate as the year concludes. Despite this decrease, residents should remain vigilant against sun exposure, especially during peak hours. Attaining awareness of these changes is crucial for safe outdoor activities. For more detailed insights, explore Oyo UV Index.

Maximum UV Index Levels in Oyo for December

The chart shows the monthly maximum UV Index (UVI) for Oyo in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Oyo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1011121412121212131199
Data source: Oyo December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Oyo

In December, Oyo, Nigeria, basks in the glow of 314 hours of sunshine, marking it as one of the sunniest months of the year. This delightful increase follows a gradual rise in daylight hours from January to May, where sunshine peaks at 304 hours. As the year comes to a close, the consistent trend of brighter days reaches its pinnacle, showcasing December’s charm. After a dip toward the mid-year months of June through September, which experience fewer hours of sunlight, the trend picks up again, leading to a radiant finale. This substantial spike in December not only enhances the landscape but also provides residents and visitors alike with an inviting atmosphere to celebrate the festivities of the season.

Monthly Sunshine Duration in Oyo: December Highlighted

The December sunshine duration represents the total number of hours Oyo experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec261h284h297h291h304h285h272h257h244h271h285h314h
Data source: Oyo December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oyo During December

In Oyo, Nigeria, December marks a refreshing return to sunnier days, boasting a 54% chance of sunshine, reflecting a notable trend as the year comes to a close. This is particularly striking when contrasted with the peak of the rainy season from June to August, where the likelihood of clear skies plummets to an average of just 18% to 8%. Following the slightly brighter months of October and November, December not only revives optimism for sunny weather but also indicates a seasonal shift, offering a cheerful respite before the new year. This December sunshine invites both locals and visitors to enjoy the cool, dry weather that characterizes the latter part of the year in this vibrant region.

Percentage of Sunny Days in December in Oyo

The chart illustrates the percentage of sunny days in Oyo throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Oyo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%49%27%28%29%25%18%8%13%24%29%54%
Data source: Oyo December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oyo in December

In Oyo, Nigeria, December brings a return to 11 hours of daylight, mirroring the shorter days of January and February. This gentle decline from the robust 12 hours seen from March through October establishes a comforting rhythm throughout the year. As the year winds down, the consistent daylight duration of 11 hours during the first and last months serves as a reminder of the cycle of seasons, while the steadiness in longer daylight during mid-year months contributes to the region's vibrant agricultural landscape and outdoor activities. Thus, December's daylight duration beautifully encapsulates Oyo's natural ebb and flow, inviting residents and visitors alike to embrace the rich traditions and experiences that the end of the year offers.

Average Daylight Hours in Oyo for December

The chart illustrates the variation in daylight duration in Oyo throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 42m11h 51m12h 4m12h 17m12h 28m12h 33m12h 30m12h 21m12h 8m11h 55m11h 45m11h 39m
Data source: Oyo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Oyo

As December settles over Oyo, Nigeria, the gentle breeze mirrors the month’s average wind speed of 1.7 m/s (4 mph), maintaining a serene consistency reminiscent of the preceding months. This slight dip from the peaks experienced during the warmer months of April and July, each hitting 2.5 m/s (6 mph), signals the onset of the harmattan season, where cooler air begins to dominate. Interestingly, despite the overall mildness, December's winds retain a persistent rhythm, echoing the steady patterns seen since early winter. The data reveals a notable consistency in wind speeds throughout the year, but as the year wraps up, the soft whispers of December winds invite a reflective pause, reminding us of the quiet beauty that this season brings.

Average December Wind Speed in Oyo

The chart displays monthly wind speed patterns in Oyo, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.72.32.52.52.02.52.21.71.71.81.7 m/s
Data source: Oyo December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Oyo Compares to Other Months

Weather in Oyo varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Oyo, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 37°C (99°F), with an average of 28°C (82°F). The month experiences very little precipitation, with just 4 mm and no rainy days, alongside a relatively high humidity level of 63%.

Conversely, January sees slightly cooler minimum temperatures of 17°C (63°F) yet averages the same of 28°C (83°F), with a peak reaching 38°C (100°F). While still maintaining low precipitation levels at 4 mm, January records one rainy day and features significantly lower humidity at 37%. This drop in humidity contributes to a drier feel compared to December. For more details, you can check Oyo weather in January.

In December, the weather is warm with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 37°C (99°F) and an average of 28°C (82°F). The month typically sees very little rainfall, with only 4 mm (0.1 in) of precipitation and no rainy days, coupled with a humidity level of 63%.

In contrast, February experiences slightly higher temperatures, with an average of 29°C (85°F) and a maximum of 39°C (102°F), while still maintaining a minimum of 19°C (66°F). However, February is notably wetter, receiving 20 mm (0.8 in) of precipitation over four rainy days and a lower humidity level of 44%. For more detailed insights on February weather, visit Oyo weather in February.

In December, the weather is characterized by warm temperatures, with a minimum of 19°C (66°F) and an average of 28°C (82°F), reaching a maximum of 37°C (99°F). This month typically sees very little precipitation, with only 4 mm (0.1 in) across 0 rainy days and a humidity level of 63%. In contrast, March experiences slightly warmer conditions, with minimum temperatures at 22°C (71°F), an average of 29°C (84°F), and a peak of 38°C (101°F). However, March is much wetter, receiving 57 mm (2.2 in) of rain over about 13 days, with humidity remaining relatively steady at 61%. For more detailed insights on the weather, you can refer to Oyo weather in March.

In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 37°C (99°F), with an average of 28°C (82°F). This month experiences little to no precipitation, maintaining a humidity level of 63%. In contrast, April sees slightly higher minimum temperatures, starting at 21°C (71°F), while still averaging the same 28°C (82°F) and peaking at 37°C (99°F). However, April is characterized by significant rainfall, with 68 mm (2.7 in) of precipitation over 15 days, leading to increased humidity at 72%. For more details about weather conditions in Oyo during this month, you can visit Oyo weather in April.

December and May showcase contrasting weather patterns. In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 37°C (99°F), with an average of 28°C (82°F), accompanied by low humidity at 63% and virtually no precipitation. In stark contrast, May experiences a slightly higher minimum temperature of 22°C (72°F) and a maximum of 36°C (97°F), with an average temperature of 27°C (81°F). However, May is characterized by significantly higher precipitation at 101 mm (4.0 in), spread across about 19 days, and increased humidity at 82%. For a deeper look into May's weather specifics, you can check Oyo weather in May.

December and June exhibit quite contrasting weather patterns. In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 37°C (99°F), with an average of 28°C (82°F) and minimal precipitation of just 4 mm (0.1 in) across the month, resulting in dry conditions and a humidity level of 63%. In contrast, June experiences cooler temperatures, with a minimum of 20°C (69°F), an average of 26°C (79°F), and a maximum of 35°C (95°F). However, June is significantly wetter, featuring 153 mm (6.0 in) of rainfall over 23 days, accompanied by higher humidity at 86%. For more details on June weather, you can visit Oyo weather in June.

When comparing the weather in December and July, significant differences are observed. December typically boasts warmer temperatures, ranging from a minimum of 19°C (66°F) to a maximum of 37°C (99°F), with a comfortable average of 28°C (82°F) and minimal precipitation of just 4 mm (0.1 in) and 0 rainy days. In contrast, July is cooler on average, with temperatures ranging from 21°C (70°F) to a maximum of 32°C (90°F), accompanied by substantial rainfall totaling 155 mm (6.1 in) over 25 days and higher humidity at 87%. For more detailed insights, see Oyo weather in July.

In December, the weather is characterized by warmer temperatures, with a minimum of 19°C (66°F) and an average of 28°C (82°F), reaching a maximum of 37°C (99°F). The month is dry, boasting only 4 mm (0.1 in) of precipitation and no rainy days, coupled with a moderate humidity level of 63%. In contrast, August experiences cooler temperatures, with a minimum of 20°C (68°F) and a maximum of 31°C (89°F), but it is significantly wetter, receiving 177 mm (7.0 in) of rainfall across 24 days and higher humidity at 90%. For more details on the weather patterns in August, visit Oyo weather in August.

December features warmer temperatures, with lows around 19°C (66°F) and highs reaching up to 37°C (99°F), averaging a comfortable 28°C (82°F) and enjoying dry conditions with no recorded precipitation. In contrast, September presents a cooler climate, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 32°C (90°F), averaging 25°C (77°F). This month is characterized by significant rainfall, with 157 mm (6.2 in) of precipitation spread over 24 days, resulting in high humidity levels of 91%. For more detailed information on September weather, check out Oyo weather in September.

In December, the weather features warmer temperatures with a minimum of 19°C (66°F) and a maximum reaching up to 37°C (99°F), averaging around 28°C (82°F). This month experiences significantly less precipitation, with only 4 mm (0.1 in) recorded across zero rainy days and a humidity level of 63%. In contrast, October is cooler, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 34°C (93°F), and an average of 26°C (79°F). October also sees a substantial amount of rainfall, totaling 136 mm (5.3 in) over 21 days, accompanied by a higher humidity of 90%. The stark differences highlight December as a drier and hotter month compared to the wetter and cooler conditions of October. For more details, explore Oyo weather in October.

December weather presents a slight shift compared to November. While December's average temperature is somewhat warmer, ranging from a minimum of 19°C (66°F) to a maximum of 37°C (99°F), November is cooler with temperatures ranging from 21°C (71°F) to 36°C (96°F). Additionally, December experiences considerably less precipitation, with only 4 mm (0.1 in) recorded over the month, whereas November sees more rainfall at 24 mm (0.9 in) over five days. Humidity levels are also lower in December at 63%, compared to November’s higher humidity of 82%. For more detailed information on November weather patterns, you can check Oyo weather in November.

Compare Oyo's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Oyo

As December unfolds in Oyo, the weather offers a delightful reprieve from the heavier rains of previous months. With average temperatures hovering around a pleasant 28°C (82°F), this month marks a shift to warmer and drier conditions, featuring maximum highs reaching up to 37°C (99°F) while basking in minimal precipitation and low humidity—a stark contrast to the wetter months. This is a perfect time to explore the beauty of Oyo, making it an ideal getaway for those seeking sunny days and comfortable evenings. For more detailed insights, check out Oyo Climate.