September weather forecast and climate
Betlan, Spain

September, the first month of the autumn, in Betlan, is still a comfortable month, with average temperature varying between 18°C (64.4°F) and 7.5°C (45.5°F).

Temperature

In September, the average high-temperature slightly decreases, from a pleasant 21.7°C (71.1°F) in August, to a comfortable 18°C (64.4°F). In September, in Betlan, the average low-temperature is 7.5°C (45.5°F).

Humidity

In September, the average relative humidity in Betlan is 73%.

Rainfall

In Betlan, during 12.8 rainfall days, 45mm (1.77") of precipitation is typically accumulated. Throughout the year, there are 149.7 rainfall days, and 817mm (32.17") of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, August through December. In Betlan, during September, snow falls for 0.4 days and regularly aggregates up to 20mm (0.79") of snow. In Betlan, during the entire year, snow falls for 90.2 days, and aggregates up to 2798mm (110.16") of snow.

Daylight

In September, the average length of the day is 12.5h.

Sunshine

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

UV index

In September, the average daily maximum UV index in Betlan is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in September in Betlan?

The average high-temperature, in September, in Betlan, is 18°C (64.4°F), while the average low-temperature is 7.5°C (45.5°F).

What is the average humidity in September in Betlan?

In September, the average relative humidity in Betlan is 73%.

How much does it rain in Betlan in September?

In Betlan, during September, the rain falls for 12.8 days and regularly aggregates up to 45mm (1.77") of precipitation.

How many days does it snow in September in Betlan?

In Betlan, Spain, during September, snow falls for 0.4 days and regularly aggregates up to 20mm (0.79") of snow.

What is the average length of the day in September in Betlan?

In Betlan, Spain, the average length of the day in September is 12.5h.

How many hours of sunshine does Betlan have in September?

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

How high is the UV index in September in Betlan?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.
Average temperature in September - Betlan, Spain
  • Average high temperature in September: 18°C

The warmest months (with the highest average high temperature) are July and August (21.7°C).
The month with the lowest average high temperature is February (3.2°C).

  • Average low temperature in September: 7.5°C

The month with the highest average low temperature is August (10.5°C).
The coldest month (with the lowest average low temperature) is February (-4.3°C).

Average pressure in September - Betlan, Spain
  • Average pressure in September: 1018mbar

The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in September - Betlan, Spain
  • Average wind speed in September: 5.7km/h

The windiest month (with the highest average wind speed) is February (8.8km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).

Average humidity in September - Betlan, Spain
  • Average humidity in September: 73%

Months with the highest relative humidity are February and March (81%).
Months with the lowest relative humidity are July and August (70%).

Average rainfall in September - Betlan, Spain
  • Average rainfall in September: 45mm

The wettest month (with the highest rainfall) is May (94mm).
The driest month (with the least rainfall) is February (43mm).

Average rainfall days in September - Betlan, Spain
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in September - Betlan, Spain
  • Average snowfall in September: 20mm

The month with the highest snowfall is January (479mm).
The month with the least snowfall is July (0mm).

Average snowfall days in September - Betlan, Spain
  • Average snowfall days in September: 0.4 days

The month with the highest number of snowfall days is January (15.3 days).
The month with the least snowfall days is July (0 days).

Average daylight in September / Average sunshine in September - Betlan, Spain
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 9.4h

The month with the most sunshine is July (Average sunshine: 11.4h).
The month with the least sunshine is November (Average sunshine: 6.4h).

Average sunshine days in September - Betlan, Spain
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is June (6.9 days).

Average UV index in September - Betlan, Spain
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September - Betlan, Spain
  • Average cloud cover in September: 22

The month with the most cloud cover is April (Cloud cover 38).
Months with the least cloud cover are July, August and September (Cloud cover 22).

Average visibility in September - Betlan, Spain
  • Average visibility in September: 9km

Months with the highest visibility are February, March, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January and April (8km).