Last updated: August 21, 2025
In September, Sirmaur, India, experiences a dynamic climate characterized by maximum temperatures soaring up to 36°C (98°F) and an average of 28°C (83°F). As the monsoon season reaches its peak, the region receives significant rainfall, totaling 187 mm (7.4 in) over 19 days, leading to elevated humidity levels at 87%. This blend of warmth and moisture creates a lush, vibrant landscape, making September a transformative month for the region's natural beauty. Visitors can expect a rich, refreshing atmosphere, perfect for exploring Sirmaur's scenic surroundings.
In September, Sirmaur experiences a pleasant transition as temperatures begin to soften from the intense summer heat. The minimum temperature hovers around 23°C (74°F), while the average rests comfortably at 28°C (83°F), providing a refreshing break for residents and visitors alike. As the maximum temperature reaches 36°C (98°F), it signals the end of the warmer months, with cooler evenings becoming more frequent. This gradual decline in temperature compared to the peak summer months hints at the impending autumn, making September a delightful time to explore the region's natural beauty and enjoy outdoor activities.
September in Sirmaur, India, marks a noticeable shift as the monsoon season begins to taper off, bringing 187 mm (7.4 in) of precipitation over 19 days. This is a significant decrease from the peak of the monsoon months, but it still represents a substantial amount of rainfall compared to other months throughout the year. The weather remains humid, with residues of the heavy downpours from July and August lingering. Interestingly, September's rainfall is almost double that of May, highlighting how this month serves as a transitional period within the monsoon cycle, bridging the gap between the peak torrential rains and the much drier months of October through December. As the days shorten and the climate shifts, the lush greenery that characterizes Sirmaur is fueled by September's rains, setting the stage for the district’s natural beauty to flourish as it prepares for the cooler months ahead.
As summer transitions into autumn, September in Sirmaur, India, maintains the high humidity levels set by the preceding months. Following a peak of 87% in both August and September, the air feels thick and heavy, creating a lush, verdant landscape. This trend of elevated humidity contrasts sharply with the drier spells of the earlier year, where measurements dipped as low as 15% in April. The significant rise from 21% in March to the summer peak illustrates the region's shift into the monsoon season, offering a stark reminder of nature's cyclical patterns. As September continues this humidity trend, residents may feel the lingering moisture before it gradually eases into the more comfortable conditions of October.
As September approaches in Sirmaur, the UV Index remains notably high, recorded at 11 this month, which falls under the extreme exposure category. This level of UV radiation signals a need for caution, with a burn time of just 10 minutes for unprotected skin. September's UV intensity is consistent with the previous summer months, where we observed UV Index values peaking at 12 in July and 13 in August. This trend highlights the ongoing need for sun protection as we transition from the peak summer heat into the autumn months. For those planning outdoor activities, understanding these UV conditions is crucial for staying safe under the sun. For more detailed information, visit Sirmaur UV Index.
UV Risk Categories
September in Sirmaur, India, greets residents and visitors with a delightful 285 hours of sunshine, marking a subtle transition as summer's brightness begins to wane. Following the peak of 368 hours in May, sunlight gradually tapers off during the monsoon months, but September still offers a generous amount of warmth compared to the cooler months ahead. This positioning in the yearly cycle showcases Sirmaur's dynamic climate, where every month brings its own charm, with sunlight gripping the region closely before yielding to autumn. As October approaches, the sun returns to 315 hours, ensuring that the golden hues of early fall will soon illuminate the landscape once more.
As September rolls in, Sirmaur, India, experiences a significant dip in sunny weather, with a chance of sun hovering around 31%. This marks a sharp contrast to the preceding months, particularly June, July, and August, which are characterized by their monsoon rains and cloud-covered skies, exhibiting chances of sunshine as low as 11%. The trend suggests that while early summer enjoys reasonable sunshine, the arrival of the monsoon doesn't let up until the later part of the season. However, as October approaches, sunshine expectancy rebounds significantly to 78%, hinting at the transitional phase where the weather begins to clear up once again. So, while September may not be the month to count on the sun in Sirmaur, the promise of brighter days is just around the corner.
As summer transitions into autumn, September in Sirmaur, India, offers a delightful balance of daylight, lasting approximately 12 hours. This month marks a continuation of the gradually decreasing daylight that began in late summer. Following the peak of 13 hours from May to August, September’s light signals the onset of shorter days ahead, leading into October and November, where daylight dips back to 11 hours and 10 hours respectively. The trend reflects a rhythmic shift in nature, inviting a cozy atmosphere as the evenings grow longer and hint at the approaching winter months.
As September unfolds in Sirmaur, India, the gentle breezes begin to shift, with an average wind speed of 2.6 m/s (6 mph). This slight decrease from the peak winds of 2.9 m/s (7 mph) recorded in the preceding months of July and August heralds the transition from summer's warmth to the cooler embrace of autumn. Over the year, wind speeds generally exhibit a gradual climb from early spring, peaking in the summer before tapering off as the seasons change. This rhythmic pattern reflects the region’s unique climatic dance, where each month brings subtle variations, culminating in the tranquil winds of September—a perfect time for reflection amidst nature's evolving canvas.
Weather in Sirmaur varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sirmaur, focusing on differences in temperature, rainfall, humidity, and UV levels.
September weather is characterized by much higher temperatures, with minimums around 23°C (74°F) and maximums peaking at 36°C (98°F), making it feel quite steamy with an average of 28°C (83°F). The month also sees significant rainfall, with about 187 mm (7.4 in) spread over 19 days, resulting in a high humidity level of 87%. In contrast, January offers a cooler climate, with minimum temperatures dropping to 5°C (40°F) and a more comfortable average of 15°C (60°F). Maximum temperatures reach up to 29°C (85°F), but the month is relatively dry, experiencing only 15 mm (0.6 in) of rain over just 2 days, contributing to a lower humidity level of 55%. For more details on January weather, you can visit Sirmaur weather in January.
September and February present strikingly different weather conditions. In September, temperatures range from a minimum of 23°C (74°F) to a sweltering maximum of 36°C (98°F), with an average of 28°C (83°F). This month is also marked by high humidity at 87% and significant precipitation, totaling 187 mm (7.4 in) over 19 days, making it one of the wetter times of the year. In contrast, February features much cooler temperatures, with a minimum of 7°C (44°F) and a maximum of 35°C (95°F), averaging 19°C (67°F). The month sees far less precipitation, with only 14 mm (0.6 in) recorded over just 2 days, and humidity drops to a comfortable 30%. For more detailed insights, you can check Sirmaur weather in February.
In September, the weather is notably warmer and more humid, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 36°C (98°F), accompanied by significant rainfall of 187 mm (7.4 in) over 19 days. This creates a lush and moist environment, but the high humidity at 87% can feel uncomfortable. In contrast, March brings a more varied temperature range, with a minimum of 11°C (52°F) and an average of 25°C (77°F), peaking at a scorching 41°C (106°F). The month is marked by much less precipitation, only 12 mm (0.5 in) over 3 days, and lower humidity at 21%, resulting in a dry and warmer atmosphere. For more detailed insights, you can check Sirmaur weather in March.
In comparing the weather of September and April, September tends to be much wetter and more humid than April. September experiences temperatures ranging from a minimum of 23°C (74°F) to a maximum of 36°C (98°F), along with significant rainfall totaling about 187 mm (7.4 in) over 19 days. This high humidity level of 87% contributes to a muggy atmosphere, making it feel warmer.
In contrast, April boasts a much higher average temperature of 31°C (89°F), with record highs soaring to 45°C (113°F). This month is characterized by a starkly dry climate, receiving only 7 mm (0.3 in) of rain over just three days and a much lower humidity level of 15%. For more details on the weather in April, you can check Sirmaur weather in April.
In comparison to September, May typically experiences higher average temperatures, with daytime highs reaching up to 45°C (114°F), while September's maximum temperature peaks at 36°C (98°F). Additionally, May is significantly drier, receiving only 27 mm (1.1 in) of precipitation over about 5 days, contrasting sharply with September's 187 mm (7.4 in) spread over 19 rainy days. Humidity also varies greatly between the two months; September boasts a high humidity level at 87%, while May's humidity drops to a much more comfortable 20%. For more detailed insights on May's weather, visit Sirmaur weather in May.
When comparing the weather in September and June, notable differences emerge. September experiences a slightly higher minimum temperature of 23°C (74°F) compared to June's 21°C (70°F), but June boasts a significantly higher average temperature of 32°C (90°F) and a staggering maximum of 46°C (115°F). In terms of precipitation, September is the wetter month with 187 mm (7.4 in) spread over 19 days, while June receives 136 mm (5.4 in) over only 13 days. Additionally, September's humidity is notably higher at 87%, contrasting sharply with June's more comfortable 41%. For more details on June weather in Sirmaur, visit Sirmaur weather in June.
In comparing the weather between September and July, we see some notable differences. September boasts slightly lower temperatures, with a minimum of 23°C (74°F) and an average of 28°C (83°F), while July experiences a higher minimum of 24°C (76°F) and an average of 29°C (85°F). Additionally, the maximum temperature in July reaches 39°C (102°F), compared to September's maximum of 36°C (98°F). However, September is significantly wetter, receiving 187 mm (7.4 in) of precipitation over 19 days, whereas July sees a higher total of 358 mm (14.1 in) over 25 days. Interestingly, humidity levels are quite high in both months, with September at 87% and July slightly lower at 82%. For more detailed information on July weather, you can refer to Sirmaur weather in July.
In comparing the weather between August and September, it is evident that both months experience similar average temperatures, hovering around 28°C (83°F). However, September tends to be slightly warmer, with maximum temperatures reaching 36°C (98°F) compared to August's peak of 34°C (93°F). August, on the other hand, sees significantly higher precipitation, totaling 281 mm (11.1 in) over 26 days, while September experiences 187 mm (7.4 in) across 19 days. Interestingly, humidity levels remain constant at 87% in both months, creating a uniformly tropical atmosphere. For those looking for detailed insights on August weather specifics, further information can be found at Sirmaur weather in August.
September and October weather presents a noticeable contrast. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 36°C (98°F), with an average of 28°C (83°F). This month also experiences significant rainfall, totaling 187 mm (7.4 in) over 19 days, resulting in high humidity levels of 87%. In contrast, October sees a reduction in minimum temperatures to 16°C (61°F) and an average of 26°C (80°F), although it can still reach up to 37°C (98°F). Importantly, precipitation drops dramatically to just 14 mm (0.6 in) over only 4 days, while humidity remains at 87%. For more details on October weather, you can visit Sirmaur weather in October.
In September, the weather tends to be quite hot and humid, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 36°C (98°F), and an average of 28°C (83°F). This month also sees significant rainfall, with precipitation recorded on 19 days totaling 187 mm (7.4 in) and high humidity levels at 87%. In contrast, November experiences much cooler and drier conditions, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 32°C (90°F), averaging around 21°C (70°F). Unlike September, November boasts minimal precipitation, with just 2 mm (0.1 in) and no rainy days, along with slightly lower humidity at 85%. For more detailed insights, check out the link: Sirmaur weather in November.
September and December present a striking contrast in weather conditions. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 36°C (98°F), with an average of 28°C (83°F). The month is characterized by high humidity at 87% and significant rainfall, totaling 187 mm (7.4 in) over 19 days. In contrast, December experiences much cooler weather, with temperatures dropping to a minimum of 5°C (41°F), an average of 16°C (62°F), and a maximum of 29°C (84°F). The precipitation is minimal, with only 10 mm (0.4 in) falling over just one day, and humidity decreases to 69%. For more information on the weather specifics in December, you can check Sirmaur weather in December.
As September unfolds in Sirmaur, it brings a marked shift in weather compared to the preceding months. The temperatures remain warm, yet the cooling effect of increased humidity and frequent precipitation creates a refreshing atmosphere after the dry spells of summer. With nearly two-thirds of the month experiencing rain, the landscape transforms into a lush green haven. This wetter and more humid climate not only enhances the beauty of the region but also sets the stage for the celebrated arrival of autumn. For more detailed insights into the weather patterns, visit Sirmaur Climate.