Last updated: March 19, 2025
October in Kalutara, Sri Lanka brings a blend of warm days and lush landscapes, with maximum temperatures reaching 30°C (85°F) and an average of 27°C (80°F). As humidity levels hover around a high 81%, the air feels comfortably warm, perfect for experiencing the region's natural beauty. However, this month also witnesses significant rainfall, totaling 324 mm (12.7 in) over 30 days, creating a vivid tapestry of lush greenery and vibrant flora. Ideal for those who appreciate the rains and the vibrancy it brings, October is a unique time to explore the enchanting charms of Kalutara.
In October, Kalutara, Sri Lanka, enjoys a mild and pleasant climate, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 30°C (85°F). The average temperature stays comfortable at 27°C (80°F), reflecting a consistent trend from previous months. Notably, the min and max temperatures display only slight variations compared to September, indicating a stable transition into the monsoon season. As October progresses, the warmth of the climate continues to beckon visitors, offering the ideal backdrop for exploring the stunning coastal beauty and lush landscapes of this tropical paradise.
October in Kalutara, Sri Lanka, marks the peak of the rainy season, delivering 324 mm (12.7 in) of precipitation over 30 days. This month stands out as one of the wettest, just slightly surpassing May and June, which also see significant rainfall. The consistent downpours throughout October create a lush, vibrant landscape, acting as a precursor to the waning monsoon months ahead. As the city experiences nearly every day touched by rain, the high number of precipitation days underscores the intensity of the season, offering both challenges and a refreshing reprieve from the tropical heat. Overall, the October climate is a vital contributor to the region's ecological balance, sustaining its rich biodiversity and agricultural productivity.
October in Kalutara, Sri Lanka, sees a humidity level of 81%, continuing the trend of high moisture that characterizes the region. Throughout the year, humidity fluctuates, peaking from June to August with values between 82% and 83%, creating a lush tropical ambiance. However, October marks a slight decrease from the preceding months, as humidity remains consistent with the values seen in May and November. This steady humidity, typical of the post-monsoon season, contributes to the region's verdant landscapes and vibrant ecosystems, while still providing a warm and inviting atmosphere for both residents and visitors. As the year progresses, Kalutara's humidity showcases the dynamic interplay between seasonal shifts and its tropical climate.
In October, Kalutara experiences a UV Index of 13, maintaining its classification in the extreme exposure category. This marks a slight dip from the peak levels observed in the earlier months but still signifies that sun exposure can lead to skin damage in just 10 minutes. The trend through the year reveals consistently high UV levels, with January to September showcasing indices between 12 to 15. As the year progresses into November and December, there is a gradual decrease in UV intensity, indicating that the risk is still significant but slightly lower. For those planning outdoor activities, it's essential to remain vigilant about sun protection during October. For more detailed information, visit Kalutara UV Index.
UV Risk Categories
October shines brightly in Kalutara, Sri Lanka, with an average of 306 hours of sunshine, marking it as a delightful transition into the latter part of the year. As the monsoon months fade, sunshine levels are slightly lower than the peak seen in March, which enjoys an impressive 332 hours. However, October still holds its charm, nestled comfortably between the bustling summer months and the cooler, cloudier days of November. The consistent sunshine from January through July ensures that Kalutara maintains an inviting atmosphere, making October an appealing choice for travelers seeking warm temperatures and abundant daylight, all while enjoying the stunning coastal views that the region has to offer.
In October, Kalutara, Sri Lanka, boasts a modest 17% chance of sunny weather, reflecting a transition into the region's wetter season. This statistic suggests a slight decrease in sunshine compared to the preceding months, particularly August, which is the cloudiest time of the year at just 8%. Following the drier spell of February, where the chances of sun peak at 47%, October’s weather embodies the typical tropical unpredictability, often interspersing sunny intervals with the onset of monsoonal rains. As the year winds down, the sunshine likelihood gradually improves again in December, peaking at 48%. Thus, visitors should prepare for both sunny spells and refreshing showers, making this enchanting coastal locale a vibrant destination for those willing to embrace the dynamic October climate.
In October, Kalutara, Sri Lanka experiences a slight reduction in daylight, with approximately 11 hours of sunlight. This month marks the transition back to shorter days after a sustained stretch of 12-hour daylight that stretches from March through September. Interestingly, the daylight duration in January and February is also 11 hours, suggesting a cyclical pattern as the year progresses. As the tropical year unfolds, the consistent mid-year brightness gradually gives way to a familiar rhythm, where November and December mirror October's daylight, laying the groundwork for the seasonal shift ahead. This subtle fluctuation in daylight not only enhances the beauty of Kalutara’s landscape but also marks the end of the long, bright days enjoyed during the mid-year months.
As October unfolds in Kalutara, Sri Lanka, the average wind speed settles at a moderate 3.6 m/s (8 mph), striking a balance between the breezy heights of the preceding months. Following a noticeable increase through the mid-year—where July reached its peak at 4.8 m/s (11 mph)—October's winds begin to calm, echoing the trend seen in November, which matches this month's pace. The transition from the higher gusts of summer to the gentler autumn winds invites visitors to enjoy the coastal beauty without the intensity of earlier months. With the wind whispering softly through palm fronds and along the shoreline, October in Kalutara offers a perfect blend of tranquility and warmth, making it an inviting time for relaxation and exploration.
The weather in Kalutara changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Kalutara and find detailed weather information for every month.
October weather is characterized by warmer temperatures, with a minimum of 24°C (75°F) and an average of 27°C (80°F), reaching a maximum of 30°C (85°F). This month is also marked by substantial rainfall, averaging 324 mm (12.7 in) over 30 days, and high humidity levels at 81%. In contrast, January offers slightly cooler conditions, with a minimum temperature of 20°C (69°F) and an average of 26°C (80°F), peaking at 31°C (89°F). Precipitation is significantly lower in January, totaling only 76 mm (3.0 in) over just 9 days, and the humidity is somewhat reduced at 77%. For a detailed look at January weather specifics, check Kalutara weather in January.
When comparing the weather in October and February, it’s clear that both months share a similar average temperature of around 27°C (81°F). However, October typically experiences higher temperatures during the day, reaching a maximum of 30°C (85°F), compared to February’s peak of 32°C (90°F). October also sees significantly more rainfall, receiving 324 mm (12.7 in) over 30 days, while February has much lighter precipitation of only 65 mm (2.5 in) spread across 11 days. Additionally, October's humidity level is higher at 81%, compared to February's 73%. For more detailed information, you can check Kalutara weather in February.
When comparing the weather in October and March, we can observe distinct differences in temperature and precipitation. In October, the average temperature ranges from a minimum of 24°C (75°F) to a maximum of 30°C (85°F), accompanied by a high level of humidity at 81%. The month experiences significant rainfall, with total precipitation reaching 324 mm (12.7 in) over 30 days. In contrast, March features slightly warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 32°C (90°F). Precipitation is considerably lower at 118 mm (4.7 in) over 16 days, and the humidity is more moderate at 74%. For a more detailed understanding of the weather during this time, you can check out Kalutara weather in March.
In October, the weather is characterized by warm temperatures ranging from a minimum of 24°C (75°F) to a maximum of 30°C (85°F), with an average of 27°C (80°F). This month experiences significant rainfall, accumulating 324 mm (12.7 in) over 30 days, and the humidity levels are quite high at 81%. In contrast, April presents slightly warmer weather, with temperatures between 24°C (76°F) and 33°C (91°F), averaging 28°C (82°F). While it is generally drier than October, April still sees 144 mm (5.7 in) of precipitation over 24 days, and the humidity is somewhat lower at 74%. For more detailed information, you can check out Kalutara weather in April.
When comparing the weather in October and May, both months feature similar temperature ranges, with October showing a minimum of 24°C (75°F) and an average of 27°C (80°F), while May has slightly warmer temperatures with a minimum of 25°C (77°F) and an average of 28°C (82°F). Rainfall is prominent in both months, with October experiencing 324 mm (12.7 in) and May slightly more with 347 mm (13.7 in), spread across 30 rainy days. However, October tends to be a bit more humid at 81%, compared to May's humidity level of 76%. For more detailed information, you can check Kalutara weather in May.
In comparing the weather of October and June, both months exhibit similar average temperatures, hovering around 27°C (81°F), with maximum temperatures reaching 30°C (86°F) in June and 30°C (85°F) in October. However, the humidity is slightly higher in October at 81% compared to 82% in June. Precipitation levels are quite comparable as well, with October receiving 324 mm (12.7 in) over 30 days and June slightly more at 330 mm (13.0 in) over 29 days. For more specifics, you can check out Kalutara weather in June.
When comparing the weather in October and July, both months display relatively similar average temperatures, with October showing a minimum of 24°C (75°F) and July a minimum of 25°C (77°F). However, while both months peak at a maximum of 30°C (86°F), October experiences slightly higher humidity at 81% compared to July's 82%. Rainfall also varies, with October receiving more precipitation at 324 mm (12.7 in) across 30 days, compared to July’s 263 mm (10.4 in) over 29 days. This indicates that October tends to be wetter, while July remains consistently warm. For more detailed insights, check Kalutara weather in July.
When comparing the weather in October and August, both months showcase a similar temperature range, with minimums of 24°C (75°F), average temperatures around 27°C (80°F), and maximums slightly diverging—30°C (85°F) in October versus 29°C (85°F) in August. However, October experiences higher precipitation, with 324 mm (12.7 in) spread over 30 days, compared to August's 296 mm (11.6 in) across 29 days. Humidity levels are somewhat comparable, with October at 81% and August slightly higher at 83%. For a more detailed look at August weather, you can check this link: Kalutara weather in August.
In comparing the weather conditions of October and September, both months experience similar average temperatures, with a minimum of 24°C (75°F) and an average of 27°C (80°F). However, October tends to see slightly higher maximum temperatures, peaking at 30°C (85°F), compared to September's maximum of 30°C (86°F). Notably, October experiences more precipitation, totaling 324 mm (12.7 in) over 30 days, whereas September has 277 mm (10.9 in) over 27 days. Humidity is also slightly lower in October at 81%, compared to 82% in September. For a closer look at September weather specifics, you can check out Kalutara weather in September.
October and November present a slight variation in weather patterns, with October experiencing a slightly warmer average temperature of 27°C (80°F), compared to November's average of 26°C (80°F). Both months see maximum temperatures peaking at 30°C (86°F), indicating consistent warmth. However, October is notably wetter, recording 324 mm (12.7 in) of precipitation across 30 days, while November brings a decrease to 292 mm (11.5 in) over 26 days. Humidity levels remain fairly similar, with October at 81% and November slightly lower at 80%. Overall, November offers a marginally cooler and drier climate. For more detailed information, you can check Kalutara weather in November.
In October, the weather tends to be warmer with a minimum temperature of 24°C (75°F) and an average of 27°C (80°F), peaking at 30°C (85°F). The month also sees significant rainfall, with a total precipitation of 324 mm (12.7 in) spread over 30 days, making it quite humid at 81%. In contrast, December features slightly cooler temperatures, with a minimum of 22°C (72°F) and an average of 26°C (80°F), while still reaching a maximum of 30°C (87°F). Precipitation in December is notably lower at 188 mm (7.4 in) over 19 days, resulting in a marginally drier atmosphere with humidity at 80%. For more specific details, you can check out the Kalutara weather in December.
As October unfolds in Kalutara, the weather presents a distinct canvas compared to other months. With temperatures hovering around a warm average of 27°C, this month stands out not only for its delightful warmth but also for its high humidity levels. The rainfall is notably abundant, with precipitation occurring almost daily, leading to a lush and vibrant landscape. This damp climate can create a unique atmosphere, contrasting with drier seasons while providing a refreshing experience. If you're eager to learn more about what to expect, visit Kalutara Climate for detailed insights.