December Weather in Idukki, India

Last updated: August 21, 2025

December in Idukki, India offers a delightful climate that contrasts warmth with refreshing rain. With maximum temperatures reaching 30°C (86°F) and an average of 23°C (74°F), the days are pleasantly warm while nights cool off to a comfortable 17°C (62°F). This month sees 117 mm (4.6 in) of rainfall spread over 14 days, contributing to the region's lush greenery. Visitors can expect a humid atmosphere, with humidity levels around 80%, creating a vibrant, tropical environment perfect for exploring the scenic landscapes of Idukki.

December Temperature in Idukki

December in Idukki, India ushers in a cozy climate as the year draws to a close. With a minimum temperature of 17°C (62°F) and an average that hovers around 23°C (74°F), the weather is pleasantly mild. Daytime highs reach up to 30°C (86°F), providing the perfect backdrop for enjoying the scenic beauty of this hill district. As the temperatures gently cool from the warmer months, December offers a refreshing respite, making it an ideal time for outdoor activities and exploration. This transition not only marks a decrease in maximum temperatures but also heralds a charming tranquility that's characteristic of Idukki during the winter season.

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

The chart illustrates December temperature patterns in Idukki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Idukki, 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).
JanFebMarAprMayJunJulAugSepOctNovDec747678787574737373747474
Data source: Temperature data for Idukki 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 Idukki

In Idukki, India, December marks a significant transition in the precipitation pattern, with 117 mm (4.6 inches) of rainfall spread across 14 days. This amount is notably less than the preceding months, especially the peak rainy season, which stretches from June to August, where averages soar above 400 mm. December’s rainfall signifies a shift towards drier conditions as the region gears up for the cooler winter months, shedding the heavy rains that dominate mid-year. Despite the reduction, the consistent precipitation throughout the month contributes to the lush greenery Idukki is renowned for, maintaining the region's vibrant landscape while heralding the close of the monsoon season. This gradual decline in rainfall pairs with a reduction in wet days, hinting at the region’s transition towards a more stable climate as the year winds down.

December Precipitation Trends in Idukki

The chart displays monthly precipitation patterns in Idukki, 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 Idukki, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6326105175341430390502353404249117
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Idukki

December in Idukki, India, sees a notable humidity level of 80%, positioning it comfortably within the high-humidity months. This figure represents a slight decrease from the peak humidity observed in the rainy months of July and August, which average around 86-87%. Throughout the year, humidity trends in Idukki reveal a clear pattern: it rises steadily from the cooler, drier months of January and February, peaks during the monsoon season, and begins to taper off as the year concludes. As the landscape transitions into the cooler and drier winter period, December's humidity strikes a balance, offering a blend of the lingering moisture from the monsoon and the fresh air of the impending winter.

December Average Humidity in Idukki

This chart illustrates the average monthly humidity levels in Idukki, 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 Idukki is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%64%66%71%77%83%86%87%85%84%83%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Idukki

As December rolls into Idukki, India, the UV Index remains significant, steadying at 10, which categorizes the exposure as very high and indicates a recommended burn time of 15 minutes. This trend of elevated UV levels continues from the previous months, with the index peaking at 14 during the height of summer. Interestingly, while December sees a slight decline from the extremes witnessed between February and September, the necessity for sun protection remains paramount. Visitors and residents alike should remain vigilant in safeguarding their skin, as the UV Index in Idukki showcases the ongoing need for sun safety measures. For more details, visit Idukki UV Index.

Maximum UV Index Levels in Idukki for December

The chart shows the monthly maximum UV Index (UVI) for Idukki 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 Idukki typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111313141412131414121010
Data source: Idukki 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 Idukki

In Idukki, India, December shines brightly with 304 hours of sunshine, a fitting conclusion to the year that showcases a wonderful trend of abundant sunlight. As we progress from the early months, there's a steady climb in sunshine hours, peaking in March with 336 hours before experiencing a slight decline in the following months. However, December's figures suggest a return to sunnier days after the monsoon season, aligning with the region's transition into warmer, sunnier weather. This vibrant sunshine not only revitalizes the landscape but also invites locals and visitors alike to embrace the beauty of December, making the most of its pleasant climate before the year wraps up.

Monthly Sunshine Duration in Idukki: December Highlighted

The December sunshine duration represents the total number of hours Idukki 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.
JanFebMarAprMayJunJulAugSepOctNovDec264h309h336h322h298h291h288h267h289h275h268h304h
Data source: Idukki December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Idukki During December

In December, Idukki, India, experiences a notable increase in sunny weather, with a 57% chance of sunshine—a promising contrast to the preceding months, where the likelihood of sun dwindles drastically. Following the exceptionally low percentages in rain-drenched months from June to November, December represents a welcome shift. With sunshine returning, it becomes an ideal time for outdoor activities and exploration of this beautiful region. As the year draws to a close, December’s weather offers a bright finale, showcasing Idukki's scenic beauty under clear, sunny skies.

Percentage of Sunny Days in December in Idukki

The chart illustrates the percentage of sunny days in Idukki 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 Idukki experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%60%58%27%13%9%6%4%9%5%4%57%
Data source: Idukki December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Idukki in December

In Idukki, India, the December daylight duration reflects a notable shift as the year approaches its end. With approximately 11 hours of daylight, December aligns closely with January and February, marking a return to shorter days after a longer stretch of 12-hour days from March through September. This seasonal pattern showcases how daylight balances around the equator, where Idukki is located. As the year wanes, the consistent reduction in daylight during late fall and early winter creates a cozy atmosphere, inviting reflection and warmth as the lush landscapes prepare for the cooler months ahead.

Average Daylight Hours in Idukki for December

The chart illustrates the variation in daylight duration in Idukki throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 36m11h 48m12h 3m12h 19m12h 33m12h 40m12h 37m12h 25m12h 9m11h 53m11h 39m11h 32m
Data source: Idukki daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Idukki

As December settles in Idukki, the winds whisper softly with an average speed of 1.5 m/s (3 mph), mirroring the gentle breezes of January. This month marks a notable transition, where the increased wind activity seen from June to July, peaking at 2.6 m/s (6 mph), begins to taper off. The gentle winds of December offer a serene contrast to the lively gusts of mid-year, inviting residents and visitors alike to enjoy the mild climate. Reflecting on the year, it’s fascinating to observe the seasonal ebb and flow of the wind—each month telling its own story while maintaining a consistent yet tranquil wind pace.

Average December Wind Speed in Idukki

The chart displays monthly wind speed patterns in Idukki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.41.31.11.62.12.62.01.91.21.31.5 m/s
Data source: Idukki December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Idukki Compares to Other Months

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

In comparing the weather of December and January, both months feature similar average temperatures, around 23°C (74°F). However, December tends to be slightly warmer at night, with a minimum of 17°C (62°F), compared to January’s cooler minimum of 15°C (60°F). January experiences higher maximum temperatures, reaching up to 33°C (91°F), while December peaks at 30°C (86°F). Precipitation is significantly lower in January, with only 63 mm (2.5 in) over 6 days, compared to December's 117 mm (4.6 in) over 14 days, making January drier and less humid at 70% relative humidity, compared to December's 80%. For more detailed weather insights for January, you can check Idukki weather in January.

In December, the weather features a mild temperature range, with minimums around 17°C (62°F) and maximums peaking at 30°C (86°F). The month is relatively wet, receiving 117 mm (4.6 in) of precipitation over 14 days, accompanied by high humidity levels at 80%. In contrast, February experiences slightly warmer averages, with temperatures ranging from 16°C (61°F) to a hotter maximum of 34°C (94°F). This month is significantly drier, with only 26 mm (1.0 in) of rain falling across just 5 days and humidity dropping to 64%. For more detailed information about February weather in Idukki, you can check Idukki weather in February.

In December, the weather is characterized by a minimum temperature of 17°C (62°F) and an average of 23°C (74°F), reaching a maximum of 30°C (86°F). This month experiences significant precipitation, with 117 mm (4.6 in) spread over 14 days, resulting in a humidity level of 80%. In contrast, March sees slightly warmer temperatures, with a minimum of 19°C (66°F), an average of 26°C (78°F), and peaking at 36°C (96°F). Although March also brings rainfall—105 mm (4.1 in) over 13 days—it benefits from lower humidity at 66%. For a more detailed look, you can explore Idukki weather in March.

December and April present distinct weather patterns. In December, temperatures range from a mild 17°C (62°F) to a warm 30°C (86°F), accompanied by an average humidity level of 80% and frequent precipitation over about 14 days, totaling 117 mm (4.6 in). In contrast, April experiences slightly warmer minimum temperatures starting at 19°C (67°F) and rising to a scorching maximum of 36°C (97°F). While this month sees higher total precipitation of 175 mm (6.9 in) spread over 26 days, the humidity drops to 71%. For more detailed insights on Idukki's weather in April, check out Idukki weather in April.

In December, the weather is generally warm, with temperatures ranging from a minimum of 17°C (62°F) to a maximum of 30°C (86°F) and an average of 23°C (74°F). However, it experiences significant rainfall, with about 117 mm (4.6 in) of precipitation over 14 days, contributing to a high humidity of 80%. In contrast, May tends to be slightly warmer, with minimum temperatures of 19°C (67°F) and maximums reaching up to 33°C (92°F), averaging around 24°C (76°F). It is also much wetter, with rainfall totaling 341 mm (13.4 in) across 29 days, and humidity levels remain relatively high at 77%. For more specific details on the weather during this month, you can visit Idukki weather in May.

When comparing the weather in December and June, both months exhibit warm temperatures, with December showing a minimum of 17°C (62°F) and a maximum of 30°C (86°F), while June has slightly higher minimum temperatures at 19°C (67°F) and a maximum of 29°C (84°F). Interestingly, both months have the same average temperature of 23°C (74°F). However, June is significantly wetter, receiving 430 mm (16.9 in) of rainfall over 29 days compared to December’s 117 mm (4.6 in) across 14 rainy days. Additionally, humidity levels are quite similar, with June being marginally higher at 83% compared to December's 80%. For a more detailed look at June weather, check out Idukki weather in June.

December and July showcase distinct weather patterns. In December, temperatures range from a mild 17°C (62°F) at night to a warm 30°C (86°F) during the day, averaging around 23°C (74°F). The month experiences 117 mm (4.6 in) of precipitation over 14 days, with humidity levels at 80%. In contrast, July features slightly warmer nighttime temperatures at a minimum of 19°C (67°F) and a similar average of 23°C (73°F), but with a maximum of 29°C (85°F). July is significantly wetter, with precipitation reaching 390 mm (15.3 in) over 29 days and higher humidity at 86%. For a closer look at July weather, you can visit Idukki weather in July.

December and August present distinct contrasts in weather conditions. In December, temperatures range from a minimum of 17°C (62°F) to a maximum of 30°C (86°F), with an average around 23°C (74°F), making it relatively mild and pleasant. However, this month experiences 117 mm (4.6 in) of precipitation over 14 days, with humidity levels at 80%. In contrast, August features slightly warmer temperatures with a minimum of 19°C (67°F) and an average of 23°C (73°F), but it also sees a notable increase in precipitation, totaling 502 mm (19.8 in) across 29 days and higher humidity at 87%. This dramatic increase in rainfall makes August a much wetter month compared to December. For more details, you can check Idukki weather in August.

When comparing the weather in December to September, both months have similar average temperatures, hovering around 23°C (74°F). However, December features slightly warmer evenings with a minimum temperature of 17°C (62°F), compared to September’s 18°C (65°F). In terms of precipitation, September is considerably wetter, receiving 353 mm (13.9 in) over 27 days, while December sees much less rain at 117 mm (4.6 in) spread across 14 days. Additionally, humidity levels are slightly higher in September at 85%, compared to December's 80%. For a closer look at the specifics of Idukki's climate, you can visit Idukki weather in September.

In comparing the weather of December and October, both months experience similar average temperatures, hovering around 23°C (74°F). However, October is slightly warmer at night with a minimum temperature of 18°C (65°F) compared to December's minimum of 17°C (62°F). Precipitation levels reveal a stark difference; October sees substantial rainfall of 404 mm (15.9 in) over 27 days, while December has notably less at 117 mm (4.6 in) across 14 days. Additionally, humidity levels are slightly higher in October at 84% compared to December's 80%. For more detailed insights on October weather in Idukki, visit Idukki weather in October.

In comparing the weather of November and December, we see some notable differences. December experiences slightly warmer average temperatures, with a range from 17°C to 30°C (62°F to 86°F), while November has a slightly higher minimum temperature of 18°C (64°F) but maintains the same maximum of 30°C (87°F). Precipitation also varies significantly; December sees 117 mm (4.6 in) over 14 days, whereas November receives a substantial 249 mm (9.8 in) across 23 days, making it the wetter month. Humidity levels are fairly consistent, at 80% in December and 83% in November. For more detailed insights into the weather during November, you can visit Idukki weather in November.

Compare Idukki's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Idukki

As December unfolds in Idukki, the weather becomes a delightful blend of mild temperatures and refreshing rain. With an average temperature hovering around a pleasant 23°C, it offers a welcome respite from the hotter months, making it an ideal time for outdoor adventures. However, precipitation increases, with about 14 days of rain, ensuring that the landscape remains lush and vibrant. The elevated humidity of 80% adds to the tropical charm, wrapping the region in a soft, misty embrace. This makes December a unique month, characterized by its distinct blend of warmth and moisture, a stark contrast to the drier months preceding it. For a deeper understanding of how this month compares to others in terms of weather patterns, visit Idukki Climate.