September Weather in Kataragama, Sri Lanka

Last updated: March 19, 2025

In September, Kataragama, Sri Lanka experiences warm weather characterized by a maximum temperature reaching 38°C (101°F) and an average temperature of 28°C (83°F). The cooler nights bring temperatures down to a minimum of 22°C (72°F). This month is marked by significant precipitation, with approximately 69 mm (2.7 in) of rain over 13 days, contributing to a humidity level of 81%. Visitors can expect a mix of warm sunshine and occasional rain, perfect for exploring the region's rich cultural heritage and stunning landscapes.

September Temperature in Kataragama

As September rolls into Kataragama, Sri Lanka, the temperatures remain consistently warm, with minimums around 22°C (72°F) and averages peaking at 28°C (83°F). It's a month where the mercury can rise to a sizzling maximum of 38°C (101°F), maintaining the trend of heat established in previous months. While the early part of the year sees cooler nights, September signals a slight easing off from the peak summer swelter, featuring nights that are still comfortably warm. This consistent warmth and minimal fluctuation in temperatures highlight the tropical climate's grip on the region, making it a vibrant time to experience the rich culture and natural beauty of Kataragama.

September Weather in Kataragama: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kataragama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec787980818384858483817978
Data source: Temperature data for Kataragama 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.

September Precipitation in Kataragama

In September, Kataragama experiences a moderate shift in rainfall, with 69 mm (2.7 in) of precipitation recorded over 13 days. This marks a slight increase from the previous months, reflecting the gradual build-up towards the more intense rainfall of October and November. As the dry spell of midsummer wanes, the region starts to prepare for its wet season. Interestingly, while September sees more rainy days than the drier months of June, July, and August, it remains significantly less wet compared to the deluge that follows in the autumn months. This transition period highlights the dynamic climate of Kataragama, paving the way for the lush landscapes that define the region later in the year.

September Precipitation Trends in Kataragama

The chart displays monthly precipitation patterns in Kataragama, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec658310212610330273069219289162
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kataragama

In September, humidity levels in Kataragama, Sri Lanka settle at a comfortable 81%, marking a slight dip from the peaks of 85% observed in the preceding months of June and August. This slight decrease helps to bring some relief as the region prepares to transition into the wetter months ahead. Observing the trend, humidity levels generally rise from February’s low of 72% towards the end of the year, peaking again in October at 89%. As summer gives way to the monsoon season, one can expect a gradual increase in humidity, making September a pivotal month as the air thickens and prepares for the lush greenery that follows.

September Average Humidity in Kataragama

This chart illustrates the average monthly humidity levels in Kataragama, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec80%72%69%69%79%85%81%85%81%89%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kataragama

September in Kataragama, Sri Lanka, continues the month-to-month trend of extremely high UV Index levels, registering at 14. This intensity, consistent with most of the previous months, means that sun protection remains vital, with a minimal burn time of just 10 minutes under direct sunlight. The pattern shows a slight fluctuation in UV values as the year progresses—from a peak of 15 in March and April to a steady 14 in August and September. As this tropical locale experiences little respite from the sun's intensity, it's crucial to stay informed and protected. For more detailed information, check out the Kataragama UV Index.

Maximum UV Index Levels in Kataragama for September

The chart shows the monthly maximum UV Index (UVI) for Kataragama in September, 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.
JanFebMarAprMayJunJulAugSepOctNovDec131415151412131414131111
Data source: Kataragama September 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.

September Sunshine in Kataragama

September in Kataragama, Sri Lanka brings a delightful transition from the peak sunshine of the summer months. With 326 hours of glorious sunlight, it stands as a significant yet gentle shift from the summer highs of July and August, which basked in 345 and 343 hours respectively. This slight decline in sunshine hours hints at the upcoming monsoon season, as the landscape begins to embrace a lush vibrancy. Notably, the month’s sunshine is still robust, exceeding the totals seen earlier in the year, vibrant enough to entice visitors seeking both adventure and tranquility. As the daylights gradually wane through October, September serves as a beautiful reminder of the sun's lingering warmth before the year transitions fully into its cooler months.

Monthly Sunshine Duration in Kataragama: September Highlighted

The September sunshine duration represents the total number of hours Kataragama experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec270h311h336h336h337h341h345h343h326h318h293h308h
Data source: Kataragama September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kataragama During September

In Kataragama, Sri Lanka, the likelihood of sunny weather in September stands at 25%, showing a modest improvement from the wet months of August, which dips to just 9%. This trend highlights the transition between the less favorable summer months and the more promising sunshine anticipated later in the year. While September's sunshine may be more than just a glimmer, it still falls short compared to the brighter days of December, which boasts a 50% chance. As the region emerges from the heavy monsoons, visitors can look forward to pleasantly warm days, making it a time of hope for clearer skies and outdoor adventures.

Percentage of Sunny Days in September in Kataragama

The chart illustrates the percentage of sunny days in Kataragama throughout the year, with September 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 Kataragama experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%43%35%47%17%27%16%9%25%18%18%50%
Data source: Kataragama September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kataragama in September

In Kataragama, Sri Lanka, the pattern of daylight duration throughout the year reveals a fascinating rhythm that reflects the region's tropical climate. From January to February, the daylight remains consistent at 11 hours, offering gentle beginnings to the year. As spring approaches in March, daylight begins to stretch to 12 hours, a trend that continues unabated until August. This steady exposure to light fosters a vibrant environment, ideal for exploration and activities. Interestingly, September maintains this trend, sustaining 12 hours of daylight before the days shorten again in October, returning to 11 hours as the year winds down. This dynamic interplay between light and time not only paints a picturesque backdrop but also shapes the activities and rhythms of life in this serene locale.

Average Daylight Hours in Kataragama for September

The chart illustrates the variation in daylight duration in Kataragama throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 46m11h 54m12h 4m12h 15m12h 24m12h 28m12h 26m12h 18m12h 8m11h 57m11h 48m11h 44m
Data source: Kataragama daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kataragama

As September unfolds in Kataragama, Sri Lanka, the winds pick up a gentle rhythm, averaging 4.4 m/s (10 mph). This month continues the robust trend established in the preceding summer months of July and August, both also boasting wind speeds of 4.5 m/s. Notably, September serves as a transition point, bridging the lighter breezes of the early year and the steady gusts of late summer. In contrast to the slower winds of April and November, with their averages dipping to 2.0 m/s, this month’s breezy embrace hints at the vibrant energy of the season, making it an enchanting time to experience the natural beauty of Sri Lanka.

Average September Wind Speed in Kataragama

The chart displays monthly wind speed patterns in Kataragama, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.33.02.32.03.14.24.54.54.4 m/s3.02.02.6
Data source: Kataragama September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kataragama Compares to Other Months

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

September and January exhibit distinct weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 38°C (101°F), with an average of 28°C (83°F), making it noticeably warmer. The month experiences considerable precipitation, totaling 69 mm (2.7 in) over 13 days, accompanied by high humidity of 81%. In contrast, January is cooler, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 33°C (92°F) and an average of 26°C (78°F). This month sees slightly less rainfall at 65 mm (2.6 in) over 8 days and a humidity level of 80%. For more details on January weather, you can refer to Kataragama weather in January.

In comparing the weather between September and February, we notice a few key differences. September typically showcases warmer temperatures, with a minimum of 22°C (72°F) and an average of 28°C (83°F), peaking at 38°C (101°F). This month also experiences higher humidity at 81% and a total precipitation of 69 mm (2.7 in) over 13 days. In contrast, February features slightly cooler weather, with a minimum of 19°C (66°F), an average of 26°C (79°F), and a maximum of 34°C (94°F). Despite having a bit more rainfall at 83 mm (3.3 in) over just 10 days, February's humidity is lower at 72%. For more detailed insights, you can check Kataragama weather in February.

September and March exhibit distinct weather characteristics despite their close proximity on the calendar. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 38°C (101°F), with an average of 28°C (83°F). The month is marked by considerable humidity at 81% and experiences 69 mm (2.7 in) of precipitation over 13 days. In contrast, March sees slightly cooler temperatures with a minimum of 20°C (68°F) and a maximum of 36°C (98°F), averaging 27°C (81°F). While this month has lower humidity at 69%, it encounters a higher total precipitation of 102 mm (4.0 in) spread over 14 days. For a detailed outlook on March weather, you can visit Kataragama weather in March.

September and April present distinct weather patterns, with September generally being hotter and slightly more humid. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 38°C (101°F), with an average of 28°C (83°F). In contrast, April features slightly cooler temperatures, with a minimum of 20°C (69°F) and a maximum of 37°C (99°F), averaging 27°C (82°F). While September experiences 69 mm (2.7 in) of precipitation over 13 days, April sees significantly more rain, totaling 126 mm (5.0 in) across 20 days. This makes April notably wetter, albeit with lower humidity at 69% compared to September's 81%. For a detailed look at the climate in April, visit Kataragama weather in April.

In comparing the weather of September and May, both months feature a similar range of temperatures, with minimums around 22°C (72°F) and averages at 28°C (83°F). However, September tends to be slightly hotter, with a maximum of 38°C (101°F) compared to May's 36°C (98°F). Precipitation is notably higher in May, with 103 mm (4.1 in) falling over 18 days, compared to September's 69 mm (2.7 in) across 13 days. Humidity levels remain relatively high in both months, slightly more so in September at 81% compared to May's 79%. For more details on weather conditions in May, you can refer to Kataragama weather in May.

In comparing the weather between September and June, both months experience high temperatures, with September showing a minimum of 22°C (72°F), an average of 28°C (83°F), and a maximum of 38°C (101°F), while June has slightly warmer temperatures with a minimum of 23°C (74°F), an average of 29°C (85°F), and a peak of 38°C (100°F). September is characterized by higher precipitation, totaling 69 mm (2.7 in) over 13 days, in contrast to June's more moderate levels of 30 mm (1.2 in) spread over just 7 days. Additionally, humidity levels are somewhat similar, with September at 81% and June slightly higher at 85%. For more insights on this year's weather patterns, you can visit Kataragama weather in June.

In comparing the weather between July and September, it's evident that both months experience high temperatures, with September having an average temperature of 28°C (83°F) compared to July's 29°C (85°F). Notably, the minimum temperature in September is slightly lower at 22°C (72°F) than July's 23°C (74°F). However, September sees significantly more rainfall, accumulating 69 mm (2.7 in) across 13 days, while July only receives 27 mm (1.1 in) over 6 days, contributing to a drier atmosphere. Both months share a consistent humidity level of 81%, creating a humid environment throughout. For more details on July's weather patterns, you can check Kataragama weather in July.

In comparing the weather patterns of September and August, we see that September tends to be slightly cooler, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 38°C (101°F), compared to August, which features a minimum of 24°C (75°F) and an average maximum of 38°C (100°F). September also experiences more precipitation, with 69 mm (2.7 in) spread over 13 days, whereas August sees only 30 mm (1.2 in) over 7 days. Additionally, humidity levels in September average 81%, slightly lower than August's 85%. For more detailed information, you can check out Kataragama weather in August.

September and October present notable differences in weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 38°C (101°F), with an average of 28°C (83°F). Precipitation is relatively lower, with 69 mm (2.7 in) falling over 13 days and humidity levels averaging 81%. In contrast, October sees a slight drop in average temperature to 27°C (81°F), while the minimum remains similar at 21°C (70°F). However, October experiences a significant increase in rainfall, totaling 219 mm (8.6 in) spread over 20 days, resulting in higher humidity levels of 89%. For more detailed weather information, check out Kataragama weather in October.

In September, the weather is warm and relatively dry, with average temperatures reaching around 28°C (83°F) and maximums peaking at 38°C (101°F). The humidity levels are quite high at 81%, and the month sees about 69 mm (2.7 in) of precipitation over approximately 13 days.

In contrast, November brings cooler temperatures, with an average of 26°C (79°F) and maximums of 35°C (95°F). However, it is significantly wetter, accumulating 289 mm (11.4 in) of rain across 24 days and experiencing even higher humidity at 88%. This increase in precipitation makes November considerably wetter than September. For more detailed information, you can visit Kataragama weather in November.

In September, the weather is generally warm, with temperatures ranging from a minimum of 22°C (72°F) to a peak of 38°C (101°F), averaging around 28°C (83°F). The month sees considerable rainfall, with 69 mm (2.7 in) falling over 13 days, and humidity levels averaging 81%. In contrast, December experiences milder temperatures, with a minimum of 19°C (67°F), an average of 25°C (78°F), and a maximum of 32°C (90°F). However, it is also wetter, with 162 mm (6.4 in) of precipitation over 18 days and slightly higher humidity at 86%. This shift towards cooler temperatures and increased rainfall characterizes the transition from September to December in this region. For more details, check out Kataragama weather in December.

Compare Kataragama's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kataragama

As September envelops Kataragama, the weather transitions into a unique blend of warmth and moisture, contrasting sharply with the drier months. With average temperatures hovering around a comfortable 28°C, the days may still see peaks of heat reaching up to 38°C, inviting both locals and travelers to experience its vibrancy. However, this month also brings an increase in precipitation, characterized by about 13 days of rain, contributing to a noticeable humidity level of 81%. This shift enhances the lush greenery of the region, making it an enchanting time for exploration. For those keen to discover more about the seasonal changes in this captivating destination, be sure to check out Kataragama Climate.