September weather forecastPhả Lại, Vietnam

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Phả Lại, Vietnam, with an average temperature ranging between min 17.9°C (64.2°F) and max 26.6°C (79.9°F).

Temperature

The beginning of September reveals an average high-temperature of a still moderately hot 26.6°C (79.9°F), showing minimal deviation from the previous month. During the month of September, Phả Lại anticipates a mean low-temperature of 17.9°C (64.2°F).

Humidity

The average relative humidity in September is 88%.

Rainfall

In Phả Lại, during September, the rain falls for 27.2 days and regularly aggregates up to 195mm (7.68") of precipitation. Throughout the year, there are 243.8 rainfall days, and 1386mm (54.57") of precipitation is accumulated.

Daylight

In Phả Lại, the average length of the day in September is 12h and 16min.
On the first day of September, sunrise is at 05:38 and sunset at 18:10. On the last day of the month, sunrise is at 05:45 and sunset at 17:43 +07.

Sunshine

The average sunshine in September is 6.8h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 5 during September translates into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

In September, in Phả Lại, the average high-temperature is 26.6°C (79.9°F), and the average low-temperature is 17.9°C (64.2°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is calculated to be 32°C (89.6°F).

In September, the average relative humidity is 88%.

In Phả Lại, in September, during 27.2 rainfall days, 195mm (7.68") of precipitation is typically accumulated.

In September, the average day length is 12h and 16min.

On the first day of September, sunrise is at 05:38 and sunset at 18:10. On the last day of the month, sunrise is at 05:45 and sunset at 17:43 +07.

In September, the average sunshine duration is 6.8h.

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Phả Lại, Vietnam

  • Average high temperature in September: 26.6°C

The warmest month (with the highest average high temperature) is June (29.7°C).
The month with the lowest average high temperature is January (19.1°C).

  • Average low temperature in September: 17.9°C

The month with the highest average low temperature is June (20.3°C).
The coldest month (with the lowest average low temperature) is December (9°C).

Average pressure in September
Phả Lại, Vietnam

  • Average pressure in September: 1009mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The months with the lowest atmospheric pressure are June and July (1004.7mbar).

Average wind speed in September
Phả Lại, Vietnam

  • Average wind speed in September: 3.9km/h

The windiest months (with the highest average wind speed) are March and June (5km/h).
The calmest months (with the lowest average wind speed) are September and November (3.9km/h).

Average humidity in September
Phả Lại, Vietnam

  • Average humidity in September: 88%

The month with the highest relative humidity is August (89%).
The month with the lowest relative humidity is March (75%).

Average rainfall in September
Phả Lại, Vietnam

  • Average rainfall in September: 195mm

The wettest month (with the highest rainfall) is August (291mm).
The driest month (with the least rainfall) is February (15mm).

Average rainfall days in September
Phả Lại, Vietnam

  • Average rainfall days in September: 27.2 days

The month with the highest number of rainy days is August (29.7 days).
The month with the least rainy days is February (8.5 days).

Average daylight in September /
Average sunshine in September
Phả Lại, Vietnam

  • Average daylight in September: 12h and 18min

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

  • Average sunshine in September: 6h and 48min

The month with the most sunshine is April (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in September
Phả Lại, Vietnam

  • Average sunshine days in September: 1.8 days

The month with the most sunshine days is December (17.4 days).
The month with the least sunshine days is August (0.8 days).

Average UV index in September
Phả Lại, Vietnam

  • Average UV index in September: 5

The months with the highest UV index are April, May and June (UV index 6).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Phả Lại, Vietnam

  • Average cloud cover in September: 66

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are March and April (Cloud cover 47).

Average visibility in September
Phả Lại, Vietnam

  • Average visibility in September: 6km

The months with the highest visibility are March, April, May and June (8km).
The months with the lowest visibility are January, November and December (5km).