January Weather in Raas, Indonesia

Last updated: August 21, 2025

January in Raas, Indonesia, welcomes warm temperatures, with a maximum of 29°C (85°F) and an average of 27°C (81°F), complemented by a minimum of 25°C (78°F). This tropical paradise experiences significant precipitation, accumulating around 360 mm (14.2 in) over the month, with rain falling on approximately 25 days. The atmosphere is thick with humidity, averaging around 80%, making this month both lush and vibrant for locals and travelers alike. Embrace the tropical ambiance and prepare for the refreshing showers that characterize this enchanting Indonesian island.

January Temperature in Raas

In Raas, Indonesia, the temperatures in January create a warm and inviting atmosphere, with minimums reaching 25°C (78°F) and averages hovering around 27°C (81°F). As the island transitions from January to February, the thermometers maintain a consistent pattern, showing little variation throughout the early months of the year. The maximum temperatures peak at 29°C (85°F), providing plenty of sunshine for outdoor adventures. Interestingly, while the average temperature remains steady across these months, slight fluctuations occur in the latter part of the year, hinting at a gradual warming trend in April and May, where highs can reach up to 30°C (86°F). This stable weather allows for a seamless blend of relaxation and exploration, making Raas a delightful destination for sun-seekers year-round.

January Weather in Raas: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Raas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Raas, January 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).
JanFebMarAprMayJunJulAugSepOctNovDec818181828382818181828281
Data source: Temperature data for Raas 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.

January Precipitation in Raas

January in Raas, Indonesia, marks the peak of the rainy season, with an impressive precipitation total of 360 mm (14.2 in) falling over the course of 25 days. This significant rainfall sets the tone for the month, contributing to lush greenery and vibrant landscapes. Following January, February witnesses a decline, with 293 mm (11.5 in) of rain over 26 days, signaling the start of a gradual tapering trend. As the months progress, precipitation decreases markedly: March brings 254 mm (10.0 in) across 28 days, while April and May see much lighter amounts, consistent with the approaching dry season. Interestingly, while the rainfall tapers off significantly in the middle of the year, November surges back with 274 mm (10.8 in), showing the cyclical nature of rain in Raas, culminating with another wet December. This pattern highlights the dynamic climate of the region, which thrives on intense wet periods followed by relatively dry intervals.

January Precipitation Trends in Raas

The chart displays monthly precipitation patterns in Raas, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Raas, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec36029325418912712071234564274376
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Raas

In January, Raas, Indonesia experiences a notable humidity level of 80%, which sets the tone for a tropical climate that remains consistently humid throughout the early months of the year. As February rolls in, humidity slightly increases to 82%, reaching its peak before gradually tapering off in the following months. By March, levels stabilize at 81%, while April sees a slight decline to 79%. The trend of decreasing humidity continues into May and August, where figures drop to 77%, hinting at a gradual transition toward a drier season. However, as the year progresses, humidity fluctuates but generally stays between 74% and 79%, demonstrating Raas's persistent warmth and moisture. Overall, while January kicks off the year with high humidity, it sets the stage for a dynamic climatic pattern that characterizes the months to come.

January Average Humidity in Raas

This chart illustrates the average monthly humidity levels in Raas, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Raas is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%82%81%79%77%79%79%77%74%75%73%74%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Raas

In January, Raas, Indonesia, experiences an exceptionally high UV Index of 14, categorizing the exposure risk as extreme. With a swift burn time of just 10 minutes, residents and visitors alike must be vigilant about sun protection. This trend of elevated UV levels continues through the following months, peaking at a staggering 16 in February and March, before only slightly tapering off to 15 in April and September. Throughout the year, the burn time remains constant, underscoring the persistent intensity of sunlight in this tropical paradise. As temperatures soar and UV levels fluctuate between 11 to 16, it's important to stay informed and prepared. For detailed UV index insights, visit Raas UV Index.

Maximum UV Index Levels in Raas for January

The chart shows the monthly maximum UV Index (UVI) for Raas in January, 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 January, the maximum UV index in Raas typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141616151311121315151413
Data source: Raas January 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.

January Sunshine in Raas

In January, Raas, Indonesia, welcomes the year with 219 hours of sunshine, setting the stage for a gradual increase in radiant days as the months progress. By February, the sun shines brighter with 273 hours, and by March, locals bask in an impressive 305 hours of sunlight. This trend continues into April and May, with 300 and 304 hours, respectively, creating a delightful atmosphere that invites outdoor adventures. As summer approaches, the sunshine peaks in July with 310 hours, followed by an impressive 317 hours in August, making it the sunniest month of the year. However, as the year winds down in the later months, sunshine hours slightly decrease, with 283 hours in November and 279 hours in December. This seasonal rhythm showcases Raas as a radiant destination, perfect for sun-seekers and nature lovers alike throughout the year.

Monthly Sunshine Duration in Raas: January Highlighted

The January sunshine duration represents the total number of hours Raas experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec219h273h305h300h304h295h310h317h304h312h283h279h
Data source: Raas January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Raas During January

In Raas, Indonesia, January brings with it a mere 3% chance of sunny weather, making it one of the cloudiest months of the year. This trend of limited sunshine begins to shift slowly as February's likelihood rises to 11%, signaling a gradual embrace of brighter days ahead. As the months progress into spring, the chances of sunshine increase significantly, with March offering a 19% likelihood, and April jumping to a robust 43%. This gradual climb continues into May and June, where sunny weather remains more promising, peaking mid-year and then tapering off in the latter months. Overall, if you're planning a visit in January, be prepared for a mostly gray sky, but hold onto the hope of sunnier days just around the corner!

Percentage of Sunny Days in January in Raas

The chart illustrates the percentage of sunny days in Raas throughout the year, with January 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 Raas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec3%11%19%43%41%38%38%37%28%28%6%7%
Data source: Raas January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Raas in January

In Raas, Indonesia, January shines with a consistent 12 hours of daylight, a trend that continues through February and March, providing ample time for exploration and outdoor adventures. As the calendar turns to April, daylight begins to slightly diminish, settling at 11 hours for the next several months. This brief contraction continues through the heart of the year, with 11 hours persisting from April to August, offering a gentle rhythm to the changing seasons. However, as September arrives, daylight returns to 12 hours, once again inviting longer days filled with warmth and illumination. This pattern holds steady into October, November, and December, showcasing Raas's unique ability to maintain near-equatorial balance, with daylight duration fluctuating modestly throughout the year while largely staying around the twelve-hour mark.

Average Daylight Hours in Raas for January

The chart illustrates the variation in daylight duration in Raas throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 23m12h 16m12h 6m11h 57m11h 50m11h 47m11h 49m11h 55m12h 3m12h 12m12h 21m12h 25m
Data source: Raas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Raas

January in Raas, Indonesia, welcomes an average wind speed of 6.2 m/s (14 mph), setting the tone for a month characterized by moderate breezes. As the season transitions into February, winds gain momentum, peaking at 6.9 m/s (16 mph). However, a notable shift occurs in March when the winds considerably drop to 3.9 m/s (9 mph), marking the beginning of a gradual decrease that continues through the end of the year. The winds remain relatively gentle until they pick up again in July and August, peaking at 6.8 m/s (15 mph) and 7.2 m/s (16 mph), respectively. This fluctuation throughout the year signifies a dynamic climate, with the winds weaving a tapestry of change, from the brisk start of January to the calmer days of November, where average speeds fall to just 2.7 m/s (6 mph).

Average January Wind Speed in Raas

The chart displays monthly wind speed patterns in Raas, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.2 m/s6.93.94.75.65.56.87.26.34.22.75.1
Data source: Raas January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Raas Compares to Other Months

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

January and February weather in Raas exhibit similar temperature profiles, with both months featuring minimum temperatures of 25°C (78°F), average temperatures of 27°C (81°F), and maximum temperatures of 29°C (85°F). However, January experiences more precipitation, totaling 360 mm (14.2 in) over 25 days, compared to February's 293 mm (11.5 in) across 26 days. Humidity levels slightly increase in February, reaching 82% compared to January's 80%. Overall, while temperatures remain consistent, February offers a slightly drier climate. For more details, check Raas weather in February.

In comparing the weather between January and March, both months feature quite similar temperature profiles, with minimum temperatures at 25°C (78°F), average temperatures around 27°C (81°F to 82°F), and maximum temperatures peaking at 29°C (85°F). However, January experiences significantly higher precipitation levels at 360 mm (14.2 in) across 25 days, compared to March's 254 mm (10.0 in) over 28 days. Despite the slight increase in humidity from January's 80% to March's 81%, the overall conditions in March tend to be drier, making it a more favorable time for outdoor activities. For more detailed information, you can visit Raas weather in March.

In January, the weather is characterized by a warm climate, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F) and an average of 27°C (81°F). This month also experiences significant precipitation, totaling 360 mm (14.2 in) over 25 days, resulting in a high humidity level of 80%. In contrast, April sees a slightly milder climate with temperatures ranging from 25°C (77°F) to 30°C (86°F), and an average temperature of 28°C (82°F). Precipitation drops to 189 mm (7.5 in) across 23 days, accompanied by a similar humidity level of 79%. For more detailed insights, you can check Raas weather in April.

In comparing January and May weather, January experiences slightly cooler temperatures with an average of 27°C (81°F), ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F). However, it sees significantly more precipitation at 360 mm (14.2 in) over 25 days, contributing to higher humidity levels at 80%. In contrast, May offers a warmer and drier climate, with average temperatures reaching 28°C (83°F) and a maximum of 30°C (86°F). Precipitation drops to 126 mm (5.0 in) over 18 days, resulting in reduced humidity at 77%. For more details on weather patterns during this month, visit Raas weather in May.

In January, temperatures are generally warm with a minimum of 25°C (78°F) and an average of 27°C (81°F), reaching a maximum of 29°C (85°F). However, this month is also characterized by heavy rainfall, with precipitation totaling 360 mm (14.2 in) over 25 days and humidity levels hovering around 80%. In contrast, June sees slightly higher average temperatures, with a minimum of 25°C (77°F) and an average of 28°C (82°F), while still peaking at 29°C (85°F). The weather in June is notably drier, experiencing only 120 mm (4.7 in) of precipitation over 16 days and slightly lower humidity at 79%. For more detailed information about the weather in June, you can visit Raas weather in June.

In January, the weather is characterized by consistent warmth with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), and an average of 27°C (81°F). However, this month sees significantly more rainfall, with 360 mm (14.2 in) spread over 25 days, contributing to a high humidity level of 80%. In contrast, July maintains the same temperature averages but experiences a much drier climate, with only 71 mm (2.8 in) of rain over just 10 days and a slightly lower humidity of 79%. For a detailed look at the July weather on Raas, you can visit Raas weather in July.

In January, the weather is notably warmer and wetter than in August, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F) and an impressive 360 mm (14.2 in) of rainfall over 25 days. The humidity during this month peaks at around 80%, creating a tropical atmosphere. In contrast, August experiences similar temperatures, maintaining a consistent minimum of 25°C (78°F) and an average of 27°C (81°F), but with significantly less precipitation of only 23 mm (0.9 in) over just 5 days. The humidity in August slightly decreases to 77%, offering a more comfortable climate. For more details, visit Raas weather in August.

In January, the weather is notably humid, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F) and an average temperature of 27°C (81°F). This month experiences significant rainfall, totaling 360 mm (14.2 in) over 25 days, contributing to a humidity level of 80%. In contrast, September presents a much drier climate, featuring similar temperature averages, with a minimum of 25°C (78°F), an average of 27°C (81°F), and a slightly lower maximum of 28°C (84°F). Precipitation drops dramatically to 45 mm (1.8 in) over only 7 days, and humidity decreases to 74%. For more details on September's weather, you can visit Raas weather in September.

In January, the weather is characterized by a consistent warmth with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), and an average of 27°C (81°F). However, this month experiences significant rainfall, averaging 360 mm (14.2 in) over approximately 25 days, resulting in a high humidity level of 80%. In contrast, October sees slightly warmer average temperatures at 28°C (82°F), with similar maximums of 29°C (85°F), but with considerably less precipitation—only 64 mm (2.5 in) over just 9 days. The humidity is also lower at 75%, making October generally more pleasant for outdoor activities. For more detailed insights, check out Raas weather in October.

In January, the weather is characterized by slightly lower average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), but it experiences higher humidity at 80% and significant rainfall of 360 mm (14.2 in) over 25 days. In contrast, November offers a more pleasant experience with slightly warmer average temperatures, peaking at 29°C (85°F) while maintaining a lower humidity level of 73%. Additionally, November sees less precipitation at 274 mm (10.8 in) and fewer rainy days, with rainfall occurring over 21 days. For more detailed insights, you can check Raas weather in November.

January and December exhibit quite similar weather patterns, with average temperatures hovering around 27°C (81°F) for both months. Both months have a minimum temperature of 25°C (78°F) and a slightly higher maximum in December at 30°C (85°F) compared to January's 29°C (85°F). However, January is marked by more precipitation, totaling 360 mm (14.2 in) over 25 days, compared to December's 376 mm (14.8 in) spread over 30 days. Notably, January experiences higher humidity levels at 80%, while December's humidity falls to 74%. This makes January feel a bit more sultry despite the similar temperature averages. For more specifics, you can check Raas weather in December.

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Conclusion: What to Expect From January Weather in Raas

January on Raas Island is characterized by mild temperatures and significant moisture, creating a lush and vibrant atmosphere. With an average temperature hovering around 27°C (81°F) and humidity levels reaching up to 80%, visitors can expect a tropical experience. However, the month stands out due to its high precipitation, accumulating about 360 mm over 25 days, making January one of the wettest months of the year. This abundant rainfall not only adds to the island's natural beauty but also makes it distinct from other months, which tend to have less humidity and fewer rainy days. Explore more about Raas's unique climate in detail at Raas Climate.