September weather forecast
Tokha, Nepal

September

Weather in September

The arrival of September signals the end of monsoon and the onset of the autumn season. The significant drop in rainfall from August brings much-needed relief from the wet conditions. Despite the decrease in rainfall, humidity levels stay relatively high. September clocks the lowest wind speed of 4.9km/h (3mph), indicating calm weather conditions. The month offers ideal travel weather with comfortable temperatures, moderate rainfall, and plenty of sunshine.

Temperature

The initiation of September sees an average high-temperature of a still moderately hot 23.3°C (73.9°F), showing minor variations from the previous month. An average low-temperature of 15.5°C (59.9°F) is common during the nights of September.

Humidity

In Tokha, the average relative humidity in September is 84%.

Rainfall

In Tokha, in September, during 27.7 rainfall days, 291mm (11.46") of precipitation is typically accumulated. Throughout the year, there are 199.6 rainfall days, and 1855mm (73.03") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 19min.
On the first day of September, sunrise is at 5:42 am and sunset at 6:24 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 5:51 pm +0545.

Sunshine

In Tokha, the average sunshine in September is 9.4h.

UV index

March through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

What is the average September temperature?
September temperatures vary between a high-temperature of 23.3°C (73.9°F) and a low-temperature of 15.5°C (59.9°F).
What is the average humidity in September?
The average relative humidity in September is 84%.
How much does it rain in September?
In Tokha, in September, during 27.7 rainfall days, 291mm (11.46") of precipitation is typically accumulated.
What is the average length of the day in September in Tokha?
In September, the average day length is 12h and 19min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 5:42 am and sunset at 6:24 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 5:51 pm +0545.
How long on average sun shines in September?
The average sunshine duration in September is 9.4h.
What are the months with the highest UV index?
March through September, with an average maximum UV index of 5, are months with the highest UV index.
What is the UV index intensity in September?
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Tokha, Nepal
  • Average high temperature in September: 23.3°C

The warmest month (with the highest average high temperature) is June (26°C).
The month with the lowest average high temperature is January (14.8°C).

  • Average low temperature in September: 15.5°C

The month with the highest average low temperature is July (18.3°C).
The coldest month (with the lowest average low temperature) is January (3°C).

Average pressure in September
Tokha, Nepal
  • Average pressure in September: 1009.7mbar

The month with the highest atmospheric pressure is January (1017.4mbar).
The month with the lowest atmospheric pressure is July (1004.7mbar).

Average wind speed in September
Tokha, Nepal
  • Average wind speed in September: 4.9km/h

The windiest month (with the highest average wind speed) is April (7.9km/h).
The calmest months (with the lowest average wind speed) are August and September (4.9km/h).

Average humidity in September
Tokha, Nepal
  • Average humidity in September: 84%

The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is March (39%).

Average rainfall in September
Tokha, Nepal
  • Average rainfall in September: 291mm

The wettest month (with the highest rainfall) is July (475mm).
The driest month (with the least rainfall) is December (8mm).

Average rainfall days in September
Tokha, Nepal
  • Average rainfall days in September: 27.7 days

The month with the highest number of rainy days is July (30.7 days).
The month with the least rainy days is December (3.9 days).

Average daylight in September /
Average sunshine in September
Tokha, Nepal
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is May (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 7h and 18min).

Average sunshine days in September
Tokha, Nepal
  • Average sunshine days in September: 1.8 days

The month with the most sunshine days is December (26.7 days).
The months with the least sunshine days are July and August (0.3 days).

Average UV index in September
Tokha, Nepal
  • Average UV index in September: 5

The months with the highest UV index are March, April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September
Tokha, Nepal
  • Average cloud cover in September: 41

The month with the most cloud cover is July (Cloud cover 54).
The month with the least cloud cover is December (Cloud cover 9).

Average visibility in September
Tokha, Nepal
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are July, August and September (8km).

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