September Weather in Karwar, India

Last updated: August 21, 2025

September in Karwar, India brings a blend of warmth and moisture, with maximum temperatures peaking at 31°C (89°F) and an average of 26°C (79°F). The minimum temperature gently settles at 23°C (73°F), creating a comfortable climate for both locals and travelers. Rainfall is substantial this month, with an impressive 402 mm (15.8 in) spread across 26 days, making the air feel humid at around 87%. This combination of warmth and frequent rain transforms Karwar into a lush and vibrant setting, perfect for experiencing the beauty of the monsoon season.

September Temperature in Karwar

As September arrives in Karwar, India, the temperature begins to reflect the transition toward a more moderate climate. With minimums around 23°C (73°F) and maximums peaking at 31°C (89°F), the month offers a pleasant average of 26°C (79°F). While the warmth persists, September tends to be slightly cooler than the preceding summer months, providing a refreshed atmosphere after the heavy rains of the monsoon. This month sets the stage for the gradual cooling in October, as the region shifts towards the welcoming temperatures of autumn. Overall, the pleasant warmth interspersed with occasional showers makes September an inviting time for visitors to experience Karwar's natural beauty.

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

The chart illustrates September temperature patterns in Karwar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Karwar, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec787981838480797879818179
Data source: Temperature data for Karwar 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 Karwar

In September, Karwar experiences a significant drop in precipitation compared to the intense monsoon months of July and August. With a total of 402 mm (15.8 in) of rain falling over 26 days, this month marks a transition from the torrential downpours that characterize the height of the monsoon. While still substantial, the rainfall is markedly less than July's peak of 873 mm (34.4 in), indicating a gradual ebb in the rain's intensity. The continuation of frequent rainy days showcases the lingering influence of the monsoon season, yet prepares the region for a shift towards drier months ahead. As October approaches, residents can expect a reduction in both precipitation volume and frequency, hinting at the end of the rainy season.

September Precipitation Trends in Karwar

The chart displays monthly precipitation patterns in Karwar, 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. In Karwar, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec528151087128736744022554910
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Karwar

In September, humidity levels in Karwar, India remain notably high at 87%, reflecting the lingering effects of the monsoon season. This month showcases a slight decline from the intense humidity peak of 90% recorded in August, yet it still ranks among the highest levels for the year. The progression from June through August reveals a clear upward trend, with humidity gradually climbing from 77% to its August zenith, before beginning to taper off as the monsoon comes to an end. This seasonal pattern illustrates the tropical climate's characteristic moisture, providing a lush landscape, while September's humidity still heralds the transition toward more moderate conditions in the months ahead.

September Average Humidity in Karwar

This chart illustrates the average monthly humidity levels in Karwar, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Karwar is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec61%57%61%66%71%78%88%90%87%80%77%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Karwar

As September rolls into Karwar, India, the UV Index remains at a striking 13, categorizing it as extreme and maintaining a burning threshold of just 10 minutes. This trend of high UV exposure has been consistent throughout the summer months, with both July and August also peaking at the same index. Interestingly, it’s part of an ongoing pattern: from January's very high index of 10 to a peak of 13 in the middle of the year, the UV levels generally remain elevated, particularly during the monsoon period. With this intensity, it's crucial for residents and visitors alike to take proactive measures against UV exposure. For further insights on UV levels throughout the year, check out Karwar UV Index.

Maximum UV Index Levels in Karwar for September

The chart shows the monthly maximum UV Index (UVI) for Karwar 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. In September, the maximum UV index in Karwar typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111211121313131311109
Data source: Karwar 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 Karwar

As September arrives in Karwar, India, the warmth of the sun begins to reclaim its place, offering an inviting 275 hours of sunshine. This marks a significant improvement from the rainy season months of July and August, which see considerably fewer hours of sunlight—195 and 232 hours, respectively. The trend of increasing daylight hours continues into the later months, as October provides 284 hours and November rises to 309 hours. Overall, September acts as a gentle bridge between the cooling wet season and the sun-rich days ahead, showcasing Karwar’s delightful transition back into brighter and sunnier times.

Monthly Sunshine Duration in Karwar: September Highlighted

The September sunshine duration represents the total number of hours Karwar 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.
JanFebMarAprMayJunJulAugSepOctNovDec270h307h341h335h339h237h195h232h275h284h309h324h
Data source: Karwar September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Karwar During September

September in Karwar, India, brings a noteworthy shift in weather patterns, making it one of the least likely months for sunny skies, with only an 8% chance of sunshine. Following the monsoon season, which significantly dampens the chances through July and August, the weather remains predominantly overcast as the city transitions into autumn. This trend starkly contrasts with the sun-kissed days of January and February, where sunshine is nearly a given. Though October offers a slight improvement at 25%, September's limited sun exposure emphasizes a time of reflection and renewal in nature after the rains.

Percentage of Sunny Days in September in Karwar

The chart illustrates the percentage of sunny days in Karwar 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 Karwar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec65%81%65%57%21%11%2%11%9%25%20%72%
Data source: Karwar September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Karwar in September

As September unfolds in Karwar, India, the daylight duration remains steady at 12 hours, mirroring the consistent trend seen since March. This month marks a continuation of a phase where longer daylight prevails, spanning from March to September, offering an abundance of sunlight for outdoor activities and leisure. Following September, daylight begins to gradually wane as October approaches, bringing the average down to 11 hours again. Overall, the progression illustrates a beautiful balance of light as the year transitions from longer days during the summer months to the shorter days of winter.

Average Daylight Hours in Karwar for September

The chart illustrates the variation in daylight duration in Karwar throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 21m11h 39m12h 2m12h 27m12h 47m12h 58m12h 52m12h 34m12h 11m11h 47m11h 26m11h 15m
Data source: Karwar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Karwar

As September unfolds in Karwar, India, the winds begin to shift, bringing with them a delightful increase in movement. With an average wind speed of 2.6 m/s (6 mph), September stands out for its gentle yet refreshing breezes, slightly stronger than the preceding August. This month continues the upward trend observed from the cooler, monsoon-influenced months of June and July, where winds peaked at 3.4 m/s (8 mph). The transition from the lively summer winds to the calmer autumn whispers is palpable, hinting at the serene stillness that October will soon bring. For those embracing the outdoor beauty of Karwar, September's winds provide a harmonious backdrop, inviting both adventure and leisure along its picturesque shores.

Average September Wind Speed in Karwar

The chart displays monthly wind speed patterns in Karwar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.21.92.02.52.83.42.42.6 m/s1.61.82.1
Data source: Karwar September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Karwar Compares to Other Months

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

In September, the weather is notably warmer and more humid, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (89°F) and an average of 26°C (79°F). This month experiences significant rainfall, accumulating 402 mm (15.8 in) over 26 days, leading to high humidity levels of 87%. In contrast, January brings cooler and drier conditions, with temperatures ranging from 19°C (67°F) to a maximum of 35°C (95°F) and an average of 25°C (78°F). Notably, January sees very little precipitation, totaling just 5 mm (0.2 in) with no rainy days, and a drop in humidity to 61%. For more details, you can check Karwar weather in January.

September weather features higher humidity and significant rainfall, averaging a temperature of 26°C (79°F) with maximums reaching 31°C (89°F). During this month, the region experiences about 402 mm (15.8 in) of precipitation over 26 days, making it one of the wetter months. In contrast, February presents much drier conditions, with minimal rainfall of only 2 mm (0.1 in) and no rainy days. The temperatures remain relatively similar, with a minimum of 20°C (68°F) and a striking maximum of 36°C (96°F), but the humidity drops significantly to 57%. For more details on the February weather, check out Karwar weather in February.

In comparing the weather between September and March, September experiences a warmer climate with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (89°F). However, it is also characterized by significant rainfall, with 402 mm (15.8 in) of precipitation over 26 days, contributing to a high humidity level of 87%. In contrast, March offers a slightly cooler atmosphere, with temperatures ranging from a minimum of 20°C (69°F) to a peak of 36°C (97°F). Notably, March sees minimal precipitation, totaling just 8 mm (0.3 in) over only 2 days, and a much lower humidity level of 61%. For further details on the weather specifics in March, you can visit Karwar weather in March.

In comparing the weather in September and April, it is evident that April tends to be hotter and drier. September features an average temperature range of 23°C to 31°C (73°F to 89°F) but is characterized by heavy rainfall, with 402 mm (15.8 in) of precipitation occurring over 26 days and a high humidity level of 87%. In contrast, April boasts slightly higher average temperatures, ranging from a minimum of 24°C to a maximum of 33°C (76°F to 92°F), but experiences very little rainfall, with just 15 mm (0.6 in) over 3 days and a much lower humidity level of 66%. For more details on April weather, check out Karwar weather in April.

In comparing the weather between September and May, we find notable differences in temperature, precipitation, and humidity. September experiences a milder average temperature of 26°C (79°F) with a maximum reaching 31°C (89°F), but it is characterized by heavy rainfall, totaling 402 mm (15.8 in) over 26 days and high humidity at 87%. In contrast, May boasts warmer conditions, with an average of 29°C (84°F) and maximum temperatures peaking at 34°C (93°F). Additionally, May has significantly less precipitation, recording only 108 mm (4.2 in) over 11 days and lower humidity at 71%. For more insights into May weather, you can check Karwar weather in May.

When comparing the weather in September to that of June, we see some notable differences. September typically has a slightly lower average temperature, ranging from a minimum of 23°C (73°F) to a maximum of 31°C (89°F), while June experiences slightly higher temperatures with a minimum of 24°C (75°F) and a maximum of 33°C (92°F). Additionally, September is marked by high humidity at 87%, compared to June's lower humidity level of 77%. However, September sees significantly more rainfall, with 402 mm (15.8 in) of precipitation over 26 days, whereas June is much wetter, recording 712 mm (28.0 in) over 28 days. For further details, you can refer to Karwar weather in June.

In comparing the weather of September and July, both months showcase warm temperatures, with September experiencing a minimum of 23°C (73°F) and a maximum of 31°C (89°F), similar to July's minimum of 24°C (75°F) and maximum of 30°C (87°F). However, September has significantly less rainfall, recording 402 mm (15.8 in) over 26 days, compared to July’s much wetter conditions with 873 mm (34.4 in) falling over the entire month on 31 days. Despite these differences, the humidity remains relatively high in both months, with September at 87% and July slightly higher at 88%. For a closer look at July's weather specifics, check out Karwar weather in July.

In comparing the weather of September and August, both months experience similar minimum temperatures, around 23°C (73°F to 74°F), and average temperatures that hover near 26°C (79°F for September and 78°F for August). However, September sees a peak maximum temperature of 31°C (89°F), slightly higher than August's 29°C (85°F). Notably, September is characterized by a significant decrease in precipitation, with 402 mm (15.8 in) over 26 days, compared to August's much wetter conditions of 674 mm (26.5 in) across 31 days. The humidity remains high in both months, with September at 87% and August slightly higher at 90%. For a detailed overview of August conditions, you can visit Karwar weather in August.

In September, the weather is characterized by warm temperatures, with a minimum of 23°C (73°F) and an average of 26°C (79°F), peaking at a maximum of 31°C (89°F). However, this month also sees significant rainfall, with 402 mm (15.8 in) of precipitation spread over 26 days and high humidity at 87%. In contrast, October brings slightly warmer average temperatures, rising to 27°C (81°F) with a maximum of 33°C (91°F), while precipitation decreases to 255 mm (10.1 in) over just 23 days. The humidity also drops to 80%, making October feel a bit more comfortable. For more detailed information, you can check Karwar weather in October.

In comparing the weather between September and November, September tends to be warmer and significantly wetter. The average temperature in September hovers around 26°C (79°F), with maximums reaching 31°C (89°F), while November sees slightly higher average temperatures of 27°C (82°F) and maximums soaring to 35°C (95°F). However, September experiences heavy rainfall, with 402 mm (15.8 in) falling over 26 days, compared to November's much drier conditions, which see only 49 mm (1.9 in) of precipitation over just 6 days. Additionally, the humidity level drops from 87% in September to 77% in November, making the latter month feel somewhat less oppressive. For more details, you can visit Karwar weather in November.

In September, the weather tends to be warmer and more humid, with average temperatures around 26°C (79°F) and highs reaching up to 31°C (89°F). This month also sees significant rainfall, with approximately 402 mm (15.8 in) of precipitation spread over 26 days, resulting in a humidity level of 87%. In contrast, December offers milder temperatures, with a minimum of 19°C (67°F) and highs hitting 34°C (93°F). The month is characterized by much less rainfall, totaling just 10 mm (0.4 in) over only 2 days, and a drop in humidity to 70%. For a closer look at December's climate, you can visit Karwar weather in December.

Compare Karwar's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Karwar

As September rolls in, Karwar transforms under a cloak of moisture with significantly high humidity levels, averaging around 87%. This month is characterized by frequent rain, with 402 mm of precipitation spread across 26 days, contrasting sharply with the drier summer months. The temperatures remain comfortable, with highs reaching 31°C and lows around 23°C, creating a unique blend of warmth and cool, refreshing air. While other months might boast clearer skies and less humidity, September's lush ambiance and vibrant greenery make it a standout in Karwar's climate. For more insights into this picturesque coastal town's weather patterns, explore Karwar Climate.