December Weather in Morelos, Mexico

Last updated: April 22, 2025

In December, Morelos, Mexico experiences a fascinating blend of weather conditions. Temperatures typically peak at a comfortable 27°C (80°F), while nighttime lows can drop to around -5°C (22°F), creating a stark contrast. The average temperature rests at a pleasant 13°C (55°F), making it an ideal time for outdoor activities. Rainfall is minimal, with only 12 mm (0.5 in) of precipitation expected on about 1 day of the month. Coupled with high humidity levels reaching 87%, this season invites both locals and visitors to enjoy the mild, refreshing atmosphere of Morelos in December.

December Temperature in Morelos

December in Morelos, Mexico, marks a transition into cooler temperatures as the year draws to a close. With minimum temperatures dipping to a chilly -5°C (22°F), the month stands out as the coldest of the year. Despite this, daytime highs can still reach a pleasant 27°C (80°F), enabling residents and visitors to enjoy comfortable afternoons. The average temperature hovers around 13°C (55°F), reflecting a notable shift from the warmer months, yet still allowing for a mix of cozy mornings and refreshing afternoons. As December showcases this distinctive temperature range, it highlights Morelos' unique climate where coolness and warmth coexist, making it an inviting destination for those seeking to experience the mild winter charm of this region.

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

The chart illustrates December temperature patterns in Morelos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec555964687170676866645955
Data source: Temperature data for Morelos 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 Morelos

In December, Morelos, Mexico, experiences a slight dip in precipitation, receiving just 12 mm (0.5 in) of rain over a single day. This marks a shift from the abundant rainfall earlier in the year, particularly the peak months of June through September, where totals soared above 100 mm and frequent rain events were common. As the year winds down, precipitation patterns stabilize, with January set to bring slightly more moisture, but only after the dry spell that typically characterizes the end of the year. This seasonal transition emphasizes a gradual reduction in both the intensity and frequency of rainfall, as the region prepares for the drier months ahead.

December Precipitation Trends in Morelos

The chart displays monthly precipitation patterns in Morelos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec18111063011613779135481412
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Morelos

In December, Morelos, Mexico experiences high humidity levels, maintaining a consistent 87% that mirrors the preceding months of November and October. This trend suggests a captivating transition from the drier air of early autumn; while January and February reveal a dip to 75% and 69%, respectively, the summer months soar, reaching peaks of 78% in June and 81% in September. As the year closes, the atmosphere in Morelos feels rich and moist, paving the way for lush landscapes and a vibrant local ecosystem as it embraces the cooler season.

December Average Humidity in Morelos

This chart illustrates the average monthly humidity levels in Morelos, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec75%69%65%64%75%78%67%64%82%86%87%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Morelos

In December, Morelos, Mexico, experiences a UV Index of 8, indicative of a very high exposure category, with a burn time of 15 minutes. This marks a slight decline from the extreme levels seen in the preceding months, which consistently reached a peak of 15 in both April and May. The trend reflects a gradual reduction as the year transitions into winter, yet caution is still warranted. Residents and visitors alike should remain vigilant about sun protection, especially since past months have demanded a rapid response to high UV levels. As you plan your outdoor activities, stay informed about the UV index and ensure proper skin care. For more detailed information, explore Morelos UV Index.

Maximum UV Index Levels in Morelos for December

The chart shows the monthly maximum UV Index (UVI) for Morelos 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.
JanFebMarAprMayJunJulAugSepOctNovDec9111415151414141412108
Data source: Morelos 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 Morelos

In Morelos, Mexico, December showcases a delightful trend in sunshine hours, mirroring the ample light of the previous months with 283 hours of sunshine. While December may not be the sunniest month, it retains a pleasant brightness that sets the stage for a joyful festive ambiance. From January's humble 230 hours to the peak of May, with an impressive 350 hours, the trajectory of sunlight throughout the year highlights a consistently vibrant climate. As the year winds down, December offers a delightful balance of warmth and light, as residents and visitors alike can soak in the lingering sun before the cooler months arrive. The subtle dip from November’s 283 hours underscores the gradual transition, while maintaining the charm that makes Morelos a year-round destination for sun seekers.

Monthly Sunshine Duration in Morelos: December Highlighted

The December sunshine duration represents the total number of hours Morelos 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.
JanFebMarAprMayJunJulAugSepOctNovDec230h268h318h329h350h332h335h335h297h296h283h283h
Data source: Morelos December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Morelos During December

December in Morelos, Mexico, ushers in a pleasant transition towards sunnier weather, boasting a 68% chance of sunshine. Comparatively, this month aligns closely with November's 65%, showcasing a notable resilience in sunny days as the year draws to a close. The trend reveals a distinct peak in sunniness from February's remarkable 82% to a gradual dip in the rainy months of June and July. As winter settles in, December stands as a promising time for outdoor activities, inviting visitors to bask in its delightful charm before the sunniest months of the year take center stage.

Percentage of Sunny Days in December in Morelos

The chart illustrates the percentage of sunny days in Morelos 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 Morelos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%82%71%67%68%36%29%46%26%50%65%68%
Data source: Morelos December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Morelos in December

In Morelos, Mexico, December marks the return to shorter days, with daylight lasting only 10 hours. This decline follows a gradual increase from 10 hours in January to a peak of 13 hours from May to July. As the year progresses, daylight hours steadily shrink, reflecting the natural rhythm of the seasons. From August onward, the daylight begins to wane, tapering off to 11 hours in October and November before hitting its low in December. This cyclical pattern not only hints at the changing seasons but also invites residents and visitors alike to embrace the enchanting evenings that December brings.

Average Daylight Hours in Morelos for December

The chart illustrates the variation in daylight duration in Morelos throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 55m11h 24m12h 1m12h 40m13h 12m13h 27m13h 19m12h 50m12h 14m11h 35m11h 3m10h 46m
Data source: Morelos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Morelos

As December settles over Morelos, Mexico, a gentle breeze caresses the landscape with an average wind speed of 2.0 m/s (5 mph), marking a notable decline from the more energetic patterns seen earlier in the year. Transitioning from the vibrant winds of April—where speeds peak at 3.0 m/s (7 mph)—the month continues a subtle downward trend, reflecting the calming approach of winter. Just like the year’s close, the winds whisper a softer, quieter melody, reminiscent of the tranquility that envelops the region during this time. With each passing month, the winds fluctuate, but December serves as a serene punctuation mark, inviting reflection as the year winds to a close.

Average December Wind Speed in Morelos

The chart displays monthly wind speed patterns in Morelos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.92.73.02.52.51.92.61.92.22.22.0 m/s
Data source: Morelos December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Morelos Compares to Other Months

The weather in Morelos changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Morelos and find detailed weather information for every month.

In December, the weather in Morelos features a notable range in temperatures, with a minimum of -5°C (22°F) and a maximum of 27°C (80°F), averaging around 13°C (55°F). The month experiences minimal precipitation, totaling only 12 mm (0.5 in) over just 1 day, accompanied by relatively high humidity at 87%.

Conversely, January sees slightly milder temperatures, with a minimum of -1°C (31°F) and a maximum of 26°C (79°F), while still maintaining an average temperature of 13°C (55°F). However, January tends to be wetter, with precipitation measuring 18 mm (0.7 in) over 3 days and a decrease in humidity to 75%. For a more detailed comparison, check this link: Morelos weather in January.

When comparing the weather in December and February, December tends to be cooler with temperatures ranging from a minimum of -5°C (22°F) to a maximum of 27°C (80°F), while February shows a slight warming trend, with temperatures varying from 1°C (34°F) to 30°C (85°F). December experiences slightly higher humidity at 87%, compared to February's 69%, contributing to a crisper feel in the air. Both months have low precipitation, with December receiving 12 mm (0.5 in) over 1 day and February slightly less at 11 mm (0.4 in) over the same number of days. For a closer look at February's weather patterns, visit Morelos weather in February.

In December, the weather features cooler temperatures, with minimums dropping to -5°C (22°F) and reaching maximums of 27°C (80°F), resulting in an average of 13°C (55°F). The humidity is quite high at 87%, and although there's minimal precipitation of 12 mm (0.5 in) over just one day, the air feels quite damp. In contrast, March brings a significant increase in warmth, with minimum temperatures rising to 4°C (40°F) and maximums soaring to 33°C (91°F), averaging 18°C (65°F). The humidity decreases to 65%, and while precipitation is slightly lower at 10 mm (0.4 in), it occurs over two days. For more details on the March weather, you can visit Morelos weather in March.

In December, temperatures in Morelos range from a chilly -5°C (22°F) at night to a warm 27°C (80°F) during the day, with an average of 13°C (55°F). The humidity is quite high at 87%, and although there is minimal precipitation of 12 mm (0.5 in) over just one day, the overall feel is much cooler.

Conversely, April brings much milder and warmer weather, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 33°C (91°F), averaging around 20°C (68°F). The humidity drops to 64%, and precipitation is even lighter at 6 mm (0.2 in) over the same one-day duration. For more details on what to expect, check out Morelos weather in April.

December and May present contrasting weather patterns. In December, temperatures range from a chilly minimum of -5°C (22°F) to a pleasant average of 13°C (55°F), with maximums reaching up to 27°C (80°F). This month sees minimal precipitation of just 12 mm (0.5 in) over a single day, accompanied by high humidity at 87%. In contrast, May boasts significantly warmer weather, with temperatures ranging from a minimum of 8°C (46°F) to an average of 22°C (71°F), peaking at a hot 34°C (94°F). It experiences more rainfall, accumulating 30 mm (1.2 in) over five days, and lower humidity at 75%. For more details, you can check Morelos weather in May.

In December, temperatures in Morelos can range from a chilly -5°C (22°F) at night to a comfortable high of 27°C (80°F) during the day, with an average of 13°C (55°F). The month sees minimal precipitation, averaging just 12 mm (0.5 in) over only one rainy day and relatively high humidity at 87%. In stark contrast, June brings much warmer weather, with nighttime lows starting at 10°C (51°F) and daytime highs reaching up to 34°C (94°F), leading to an average temperature of 21°C (70°F). Additionally, June is quite wet, experiencing an average of 116 mm (4.6 in) of rainfall over about 12 days and lower humidity at 78%. For a more detailed look at June weather, check out Morelos weather in June.

In December, the weather features a wide temperature range, with minimums dipping to -5°C (22°F) and maximums reaching up to 27°C (80°F), while the average sits at a mild 13°C (55°F). The month experiences minimal precipitation, with only 12 mm (0.5 in) over just one day, accompanied by high humidity levels at 87%.

In contrast, July brings significantly warmer temperatures, with minimums of 12°C (53°F), averages around 20°C (68°F), and maximums soaring to 31°C (88°F). This month is characterized by much higher precipitation levels, totaling 137 mm (5.4 in) spread across 16 days, and lower humidity at 67%. For more details on weather specifics, check out Morelos weather in July.

In December, the weather is significantly cooler, with temperatures ranging from a minimum of -5°C (22°F) to a maximum of 27°C (80°F), and an average temperature of 13°C (55°F). There is minimal precipitation, with only 12 mm (0.5 in) falling over just one day, resulting in high humidity at 87%. In contrast, August is much warmer, featuring temperatures from a minimum of 11°C (52°F) to a peak of 31°C (89°F), with an average temperature of 20°C (68°F). August also sees more rainfall, with 79 mm (3.1 in) spread across 11 days and lower humidity at 64%. For more details on August weather, you can visit Morelos weather in August.

In December, the weather is significantly cooler, with temperatures ranging from a minimum of -5°C (22°F) to a maximum of 27°C (80°F) and an average temperature of 13°C (55°F). The humidity is high at 87%, but there is minimal precipitation, averaging just 12 mm (0.5 in) over only 1 day. In contrast, September experiences milder temperatures, with a minimum of 9°C (49°F) and a maximum of 29°C (84°F), averaging 19°C (66°F). However, it is much wetter, receiving a substantial 135 mm (5.3 in) of rain over 15 days, coupled with slightly lower humidity at 81%. For more details, check out Morelos weather in September.

December and October present contrasting weather patterns. In December, temperatures range from a minimum of -5°C (22°F) to a maximum of 27°C (80°F), with an average of 13°C (55°F). This month experiences minimal precipitation at just 12 mm (0.5 in) over 1 day, resulting in a humidity level of 87%. In comparison, October enjoys milder temperatures, with a minimum of 5°C (41°F) and a maximum of 29°C (84°F), averaging 18°C (64°F). However, it is much wetter, with 48 mm (1.9 in) of rain across 8 days and slightly lower humidity at 85%. For those interested in a deeper look at October weather specifics, check out Morelos weather in October.

In comparing the weather of December to November, December generally offers a cooler climate, with minimum temperatures dropping to -5°C (22°F), contrasting with November's milder minimum of 0°C (32°F). While December has a similar average temperature of 13°C (55°F) to November's 15°C (60°F), the maximum temperature remains comparable, with December reaching up to 27°C (80°F) and November just slightly higher at 28°C (83°F). Precipitation levels are also quite similar, with December recording 12 mm (0.5 in) over one day, while November sees a slightly higher total of 14 mm (0.6 in) over two days. Both months maintain consistent humidity levels at 87%, contributing to a potentially damp atmosphere. For more information on November weather, check out Morelos weather in November.

Compare Morelos's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Morelos

In December, Morelos experiences a noticeable shift in its weather, with cooler temperatures that contrast sharply with the warmer months of the year. While daytime highs can still reach a comfortable 27°C (80°F), the nights can dip down to a chilly 13°C (55°F), making it essential to pack layers. Additionally, the month sees significantly reduced rainfall, with just 12 mm of precipitation over a mere day compared to the wetter summer months, leading to a refreshing and dry atmosphere. With humidity levels hovering around 87%, December offers a unique blend of crisp air and sunny days perfect for exploration. Discover more about this fascinating climate at Morelos Climate.