Normal weather for Sikkim in September
It's warm in September in Sikkim with an average temperature of 26°C. Temperatures this month range from a low of 23°C to a high of 27°C. At night, you can expect temperatures between 2°C and 6°C.
In September, there is an average of 120 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
Sikkim in September |
UK | ||
|---|---|---|---|
 Average Temperature |
26°C | 20°C | |
 High Temp |
27°C | 22°C | |
| Low Temp |
23°C | 17°C | |
 Total Precipitation |
120 mm | 44 mm | |
| Rainy Days |
14 days | 8 days | |
Start of September
The month of September starts in Sikkim with warm temperatures, averaging around 26°C during the day and nights close to 5°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. In the evening and morning, we recommend a warm coat, jumper or cardigan, and long trousers.
Mid-September
By mid-September, the average daytime temperature stays the same at 26°C, with nights close to 5°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
Temperatures vary between day and night, so it’s smart to wear layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. In the evening and morning, we recommend a warm coat, jumper or cardigan, and long trousers.
End of September
By the end of September, the average daytime temperature in Sikkim will be around 25°C, with nights close to 4°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers. A T-shirt, light trousers or skirt, and a light jacket are perfect for daytime. In the evening and morning, we recommend a warm coat, jumper or cardigan, and long trousers.
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UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Sikkim?
After some sun? Then September isn’t the best time to be in Sikkim. The temperature is pleasant, but there’s too much chance of rain this month.
The hurricane season in Sikkim runs from June to November.
Temperature records for Sikkim in September
With 37°C, Sikkim hit the highest temperature in the last 10 years in September 2020. The lowest daytime temperature in this month was 14°C in 2022. The extreme night temperatures ranged from a low of -5°C to a high of 18°C.
Check out the climate of Sikkim for all months and discover the best travel time
Curious about the climate in other parts of India? Check out the weather and climate in places like Goā, Kolkata, or have a look at other destinations in India.
August
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Daily Temperature in September in Sikkim
This chart shows the average daily temperatures, both day and night, for each day in September in Sikkim, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Sikkim
The chart below shows the average daily precipitation in September for Sikkim, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 14 days of rain in Sikkim.
Daily UV Index in September in Sikkim
This chart shows the average daily UV index in September in Sikkim, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Sikkim Over the Years
This chart shows the average temperature in September in Sikkim, measured in degrees Celsius, over the past years.
Total Precipitation in September in Sikkim Over the Years
This chart shows the average precipitation in September in Sikkim, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Sikkim
Click on a specific day in September for detailed info on the typical weather on that day in Sikkim. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Sikkim
Have you been to Sikkim in September?
Share your weather experience in September in Sikkim.
Average Weather in Sikkim by Month
Click on a month below to see detailed weather info for Sikkim. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
