December Weather in Guayaquil, Ecuador

Last updated: August 21, 2025

December in Guayaquil, Ecuador ushers in a tropical atmosphere, characterized by a maximum temperature of 32°C (89°F) and an average temperature hovering around 25°C (78°F). While the weather remains warm and inviting, travelers should prepare for the minimum temperature of 21°C (69°F) during cooler evenings. This month sees approx. 105 mm (4.1 in) of rainfall spread over 15 days, contributing to the city's signature high humidity of 88%. Despite the occasional showers, December is a vibrant time to explore Guayaquil’s rich culture and landscapes.

December Temperature in Guayaquil

In December, Guayaquil, Ecuador experiences pleasantly warm temperatures, with minimums around 21°C (69°F) and averages hovering at 25°C (78°F). The city is usually basked in sunshine, reaching maximums of 32°C (89°F), which aligns with the trend of gradually rising temperatures as the year wraps up. This month marks a slight transition from the cooler months of November and October, indicating the onset of a more tropical climate as summer approaches. Travelers can expect inviting weather perfect for exploring the vibrant city and its surroundings, making December an ideal time to visit Guayaquil.

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

The chart illustrates December temperature patterns in Guayaquil, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guayaquil, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797980807877757475757677
Data source: Temperature data for Guayaquil generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Guayaquil

December marks a notable transition in Guayaquil, Ecuador's precipitation patterns as the rainy season reaches its peak. With 105 mm (4.1 in) of rainfall distributed over 15 days, December brings a significant increase in moisture compared to the drier months preceding it. This uptick can be seen as a precursor to the heavier rains of January and February, where precipitation regularly exceeds 198 mm and 363 mm, respectively. Interestingly, December’s rainfall is relatively moderate compared to the peak in March, which records a staggering 495 mm (19.5 in). The gradual shift from November's low of 36 mm (1.4 in) to December's totals illustrates the start of the wet season, paving the way for Guayaquil's lush landscapes and vibrant ecosystem as the year draws to a close.

December Precipitation Trends in Guayaquil

The chart displays monthly precipitation patterns in Guayaquil, 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 Guayaquil, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1983634952802141127046696036105
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Guayaquil

In Guayaquil, Ecuador, December wraps up the year with a notable humidity level of 88%, marking a peak that mirrors January’s high, showcasing a trend of consistently elevated humidity throughout the latter part of the year. The values remain largely stable, with November also recording a significant 87%, indicating that the region experiences persistent moist conditions. From April's dip to 84%, the humidity starts to climb again, suggesting a seasonal pattern that keeps the atmosphere comfortably humid, ideal for tropical greenery. As the year closes, December's humidity emphasizes Guayaquil's characteristic climate, where warmth and moisture harmoniously blend.

December Average Humidity in Guayaquil

This chart illustrates the average monthly humidity levels in Guayaquil, 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 Guayaquil is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%86%84%87%87%84%84%86%86%87%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Guayaquil

In December, Guayaquil, Ecuador, experiences a UV Index of 12, categorized as extreme with a burn time of just 10 minutes. This month marks a continuation of the intense UV exposure trend observed throughout the year, where values have consistently ranged from 10 to 15. Notably, the peak was reached in March with a UV Index of 15, but December's measurement still underscores the importance of sun protection. As we transition from November's UV Index of 11 to December's 12, the need for awareness remains crucial for outdoor activities. For more detailed information, visit Guayaquil UV Index.

Maximum UV Index Levels in Guayaquil for December

The chart shows the monthly maximum UV Index (UVI) for Guayaquil 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 Guayaquil typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415141211101113131112
Data source: Guayaquil 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 Guayaquil

In Guayaquil, Ecuador, December ushers in a delightful 264 hours of sunshine, marking a cozy transition as the year draws to a close. This month reflects a continuation of the vibrant solar patterns established in the preceding months, showcasing consistent sunshine that ranges from a luminous 210 hours in January to an impressive 304 hours in August. Notably, December's sunshine hours remain robust, almost on par with the peak months of April and May, which both enjoy 266 hours of radiant light. As the city basks in the warm glow of December, it sets the stage for the upcoming months, hinting at the enduring beauty of Guayaquil's tropical climate throughout the year.

Monthly Sunshine Duration in Guayaquil: December Highlighted

The December sunshine duration represents the total number of hours Guayaquil 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.
JanFebMarAprMayJunJulAugSepOctNovDec210h232h243h266h266h267h296h304h290h257h254h264h
Data source: Guayaquil December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guayaquil During December

In Guayaquil, Ecuador, the likelihood of sunny weather shows some interesting trends throughout the year. December stands out with a 13% chance of sun, which, while modest, reflects a slight increase from the less sunny months of November and October, both at 19%. This month is sandwiched between the relatively brighter May (25%) and the sunnier spells in July (30%), suggesting a gradual transition towards more favorable weather conditions in the following months. Overall, while December may not boast the sunniest days, it signals the hope of brighter skies as the city approaches the peak of summer in January.

Percentage of Sunny Days in December in Guayaquil

The chart illustrates the percentage of sunny days in Guayaquil 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 Guayaquil experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%9%10%11%25%21%30%20%19%16%19%13%
Data source: Guayaquil December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guayaquil in December

In Guayaquil, Ecuador, the daylight duration exhibits a remarkable consistency throughout the year. From January to May, residents bask in a steady 12 hours of daylight daily, creating an inviting atmosphere for outdoor activities. A slight dip occurs in June and July, where daylight is reduced to 11 hours, perhaps signaling the onset of the cooler winter months. However, as the year progresses, daylight returns to its robust 12-hour norm from August through December, ensuring that the vibrant coastal city remains awash in ample sunlight. This rhythmic pattern of light and shade subtly reflects the tropical climate, offering a perfect backdrop for both locals and visitors to enjoy the beautiful landscapes and rich culture.

Average Daylight Hours in Guayaquil for December

The chart illustrates the variation in daylight duration in Guayaquil throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 13m12h 9m12h 6m12h 2m12h11h 59m11h 59m12h 1m12h 4m12h 8m12h 12m12h 14m
Data source: Guayaquil daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Guayaquil

As December sweeps into Guayaquil, Ecuador, the city experiences a gentle shift in its wind patterns. With an average wind speed of 2.5 m/s (6 mph), December maintains a breezy charm that aligns closely with the trends observed over recent months. Following a gradual increase from July's 2.4 m/s to November's peak of 2.8 m/s, December brings a slight dip, yet the currents remain noticeable and refreshing. This steady wind flow, consistent with the ever-so-slightly escalating breezes from August onward, sets the perfect backdrop for holiday festivities, ushering in a delightful ambiance that complements the warm tropical climate.

Average December Wind Speed in Guayaquil

The chart displays monthly wind speed patterns in Guayaquil, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.71.41.62.22.12.42.62.52.62.82.5 m/s
Data source: Guayaquil December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Guayaquil Compares to Other Months

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

In December, temperatures in Guayaquil range from a minimum of 21°C (69°F) to a maximum of 32°C (89°F), with an average temperature of 25°C (78°F). The month experiences moderate rainfall, totaling 105 mm (4.1 inches) over 15 days, while humidity remains consistently high at 88%.

By contrast, January sees slightly warmer temperatures, with a minimum of 22°C (71°F) and a maximum of 34°C (93°F), leading to an average of 26°C (79°F). However, the month is wetter, receiving 198 mm (7.8 inches) of rain over 20 days. Despite these differences, the humidity stays constant at 88%.

For more detailed information, check out Guayaquil weather in January.

In comparing the weather between December and February, we see a slight increase in average temperatures, with February boasting a minimum of 22°C (72°F) and an average of 26°C (80°F) compared to December's 21°C (69°F) and average of 25°C (78°F). Both months experience a maximum temperature around 32°C (89°F to 91°F), indicating consistent warmth. However, February is significantly wetter, receiving 363 mm (14.3 in) of precipitation over 27 days, compared to December's 105 mm (4.1 in) over 15 days. Humidity remains relatively high in both months, slightly favoring December with an 88% level against February's 87%. For more details on Guayaquil's weather specifics in February, check out Guayaquil weather in February.

In comparing the weather between December and March, we observe a slight increase in temperatures, with March recording a minimum of 22°C (72°F), an average of 27°C (80°F), and a maximum of 33°C (91°F) compared to December's minimum of 21°C (69°F), average of 25°C (78°F), and maximum of 32°C (89°F). However, March experiences significantly higher precipitation levels, totaling 495 mm (19.5 in) over 28 days, compared to December's 105 mm (4.1 in) over 15 days. Humidity remains relatively consistent, with December at 88% and March slightly lower at 86%. This indicates that while temperatures rise slightly in March, the wet conditions become much more pronounced. For more detailed insights, you can check Guayaquil weather in March.

December and April present distinct weather patterns, with both months experiencing warm temperatures but differing in humidity and precipitation levels. In December, temperatures range from a minimum of 21°C (69°F) to a maximum of 32°C (89°F), with an average temperature of 25°C (78°F) alongside 105 mm (4.1 in) of rainfall spread over 15 days. In contrast, April sees slightly higher temperatures, with a minimum of 23°C (73°F) and an average of 27°C (80°F); however, it also experiences significantly more rainfall at 280 mm (11.0 in), occurring on 26 days, all while maintaining a humidity level of 84%. For more detailed insights, you can check Guayaquil weather in April.

In December, the weather is warm with temperatures ranging from a minimum of 21°C (69°F) to a maximum of 32°C (89°F), and an average temperature of 25°C (78°F). Despite the pleasant warmth, December experiences significant rainfall, totaling 105 mm (4.1 in) over 15 days, coupled with high humidity at 88%.

In contrast, May sees a slight increase in temperature, with an average of 26°C (79°F) and a maximum reaching 32°C (90°F), while maintaining the same minimum of 21°C (69°F). However, May is notably wetter, receiving 214 mm (8.4 in) of rain over 25 days, and the humidity is slightly lower at 87%. For more detailed information, visit the link: Guayaquil weather in May.

When comparing the weather in December and June, both months exhibit similar temperature ranges, with minimum temperatures consistently around 21°C (69°F) and average temperatures hovering around 25°C (77°F to 78°F). However, December tends to be slightly warmer, reaching a maximum of 32°C (89°F) compared to June's maximum of 30°C (87°F). In terms of precipitation, June experiences a higher average of 112 mm (4.4 in) over 19 rainy days, while December records 105 mm (4.1 in) across 15 days. Notably, humidity levels remain quite high in both months, with December at 88% and June slightly lower at 87%. For a detailed overview, check out Guayaquil weather in June.

When comparing the weather in December and July, both months in Guayaquil showcase warm temperatures, but December tends to be slightly warmer. In December, temperatures range from a minimum of 21°C (69°F) to a maximum of 32°C (89°F), with an average of 25°C (78°F) and higher humidity at 88%. In contrast, July experiences slightly cooler temperatures, with a minimum of 20°C (68°F) and a maximum of 30°C (87°F), averaging 24°C (75°F) and featuring a humidity level of 84%. Precipitation is more pronounced in December, accumulating 105 mm (4.1 in) over 15 days, while July sees less rainfall at 70 mm (2.8 in) over 16 days. For detailed insights into July's weather, you can visit Guayaquil weather in July.

December tends to be slightly warmer than August in Guayaquil, with average temperatures ranging from a low of 21°C (69°F) to a high of 32°C (89°F), compared to August's temperatures of 19°C (66°F) to 30°C (87°F). December also sees more precipitation, with an average of 105 mm (4.1 in) spread over 15 days, while August receives only 46 mm (1.8 in) over 12 days. Additionally, December's humidity is a bit higher at 88%, compared to 84% in August. For more detailed insights, you can check Guayaquil weather in August.

December weather in Guayaquil is characterized by warmer temperatures, with minimums reaching 21°C (69°F) and maximums hitting 32°C (89°F). In contrast, September enjoys slightly cooler conditions, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 30°C (87°F). While December sees higher precipitation levels at 105 mm (4.1 in) over 15 days, September experiences less rain, totaling 69 mm (2.7 in) over 16 days. Humidity remains relatively high in both months, with December at 88% and September at 86%. For a deeper insight into September's climate, you can explore Guayaquil weather in September.

In comparing the weather between December and October, we can see some notable differences. December generally experiences slightly higher temperatures, with a minimum of 21°C (69°F) and an average of 25°C (78°F), compared to October's minimum of 20°C (68°F) and an average of 24°C (76°F). Additionally, December sees more precipitation, with 105 mm (4.1 inches) across 15 days, while October receives 60 mm (2.4 inches) over 14 days. The humidity in December is also higher at 88%, compared to October's 86%. For more insights, you can explore Guayaquil weather in October.

In comparing the weather of December and November, December tends to be slightly warmer, with average temperatures reaching 25°C (78°F) compared to November's 24°C (76°F). The maximum temperature in December also surpasses November's, hitting 32°C (89°F) versus 31°C (88°F). However, December is significantly wetter, receiving 105 mm (4.1 inches) of precipitation over 15 days, while November only experiences 36 mm (1.4 inches) across 10 days. Humidity levels remain comparable, with December at 88% and November at 87%. For more detailed information about November weather specifics, refer to Guayaquil weather in November.

Compare Guayaquil's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Guayaquil

As December rolls into Guayaquil, the weather shifts to a more humid and slightly wet climate compared to the drier months of the year. Temperatures average around 25°C, creating comfortable yet warm days that entice locals and visitors alike to explore the vibrant city. However, with about 15 days of rainfall throughout the month, this is a time when humidity peaks, making it feel warmer and more tropical. The lush surroundings and occasional downpours add a unique charm to the city landscape, contrasting sharply with the drier, cooler conditions seen earlier in the year. For a deeper understanding of the variations in weather throughout the year, visit Guayaquil Climate.