September weather forecast
Port Howard, Falkland Islands (Islas Malvinas)

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Weather in September

September carries forward the mood of mild optimism from August in Port Howard. As autumn approaches, the islands start bidding a slow farewell to winter snow, leaving only minimal traces behind. Accompanying the reduced snowfall, the onset of longer daylight hours and lower humidity levels make this period quite enjoyable. September thus marks the transition from the harsh winter to gentler conditions, making the climate comfortable for exploration and outdoor activities.

Temperature

Port Howard, Falkland Islands (Islas Malvinas), records an average high-temperature of a frosty 6.5°C (43.7°F) as September arrives, nearly mirroring the previous month's climate. Port Howard documents a consistent average low-temperature of 3.4°C (38.1°F) at night during September.

Humidity

The average relative humidity in September in Port Howard is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.7 days and typically collects 21mm (0.83") of precipitation.

Snowfall

Months with snowfall are April through November. In Port Howard, during September, snow falls for 3.4 days and regularly aggregates up to 18mm (0.71") of snow. In Port Howard, during the entire year, snow falls for 27.3 days and aggregates up to 116mm (4.57") of snow.

Daylight

The average length of the day in September is 11h and 44min.
On the first day of the month, sunrise is at 07:32 and sunset at 18:22. On the last day of September, sunrise is at 06:26 and sunset at 19:09 -03.

Sunshine

The average sunshine in September is 5.9h.

UV index

May through September, with an average maximum UV index of 2, are months with the lowest UV index in Port Howard. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 2 during September translates into these guidelines:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

Frequently asked questions

How cold is September in Port Howard?

In September, in Port Howard, the average high-temperature is 6.5°C (43.7°F), and the average low-temperature is 3.4°C (38.1°F).

What is the average humidity in September in Port Howard?

In September, the average relative humidity in Port Howard, Falkland Islands (Islas Malvinas), is 78%.

What is the driest month in Port Howard?

The month with the least rainfall is September, when the rain falls for 11.7 days and typically collects 21mm (0.83") of precipitation.

How many days does it rain in September in Port Howard?

In Port Howard, Falkland Islands (Islas Malvinas), during September, the rain falls for 11.7 days and regularly aggregates up to 21mm (0.83") of precipitation.

How much does it snow in Port Howard in September?

In Port Howard, Falkland Islands (Islas Malvinas), in September, during 3.4 snowfall days, 18mm (0.71") of snow is typically accumulated.

How many hours of daylight does Port Howard have in September?

In Port Howard, Falkland Islands (Islas Malvinas), the average day length in September is 11h and 44min.

When are sunrise and sunset in September in Port Howard?

In September, on the first day of the month, sunrise is at 07:32 and sunset at 18:22. On the last day of the month, sunrise is at 06:26 and sunset at 19:09 -03.

How many hours of sunshine does Port Howard have in September?

The average sunshine duration in September in Port Howard, Falkland Islands (Islas Malvinas), is 5.9h.

What are the months with the lowest UV index in Port Howard?

May through September, with an average maximum UV index of 2, are months with the lowest UV index in Port Howard.

How high is the UV index in September in Port Howard?

In September, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.

Average temperature in September
Port Howard, Falkland Islands (Islas Malvinas)

Average temperature in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average high temperature in September: 6.5°C

The warmest month (with the highest average high temperature) is January (13.1°C).
The month with the lowest average high temperature is July (5.1°C).

  • Average low temperature in September: 3.4°C

The month with the highest average low temperature is January (8.4°C).
The coldest month (with the lowest average low temperature) is July (2.2°C).

Average pressure in September
Port Howard, Falkland Islands (Islas Malvinas)

Average pressure in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average pressure in September: 1007.2mbar

The month with the highest atmospheric pressure is September (1007.2mbar).
The month with the lowest atmospheric pressure is December (999.9mbar).

Average wind speed in September
Port Howard, Falkland Islands (Islas Malvinas)

Average wind speed in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average wind speed in September: 26.3km/h

The windiest month (with the highest average wind speed) is November (27.7km/h).
The calmest month (with the lowest average wind speed) is March (25.7km/h).

Average humidity in September
Port Howard, Falkland Islands (Islas Malvinas)

Average humidity in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average humidity in September: 78%

The months with the highest relative humidity are May, June, July and August (80%).
The month with the lowest relative humidity is December (71%).

Average rainfall in September
Port Howard, Falkland Islands (Islas Malvinas)

Average rainfall in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average rainfall in September: 21mm

The wettest month (with the highest rainfall) is January (36mm).
The driest month (with the least rainfall) is September (21mm).

Average rainfall days in September
Port Howard, Falkland Islands (Islas Malvinas)

Average rainfall days in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is April (17.3 days).
The month with the least rainy days is October (10.8 days).

Average snowfall in September
Port Howard, Falkland Islands (Islas Malvinas)

Average snowfall in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average snowfall in September: 18mm

The month with the highest snowfall is July (35mm).
The months with the least snowfall are January, February, March and December (0mm).

Average snowfall days in September
Port Howard, Falkland Islands (Islas Malvinas)

Average snowfall days in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average snowfall days in September: 3.4 days

The month with the highest number of snowfall days is July (7.3 days).
The months with the least snowfall days are January, March and December (0 days).

Average daylight in September /
Average sunshine in September
Port Howard, Falkland Islands (Islas Malvinas)

Average daylight in September / Average sunshine in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average daylight in September: 11h and 4min

The month with the longest days is December (Average daylight: 16h and 36min).
The month with the shortest days is June (Average daylight: 7h and 54min).

  • Average sunshine in September: 5h and 5min

The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 3h and 6min).

Average sunshine days in September
Port Howard, Falkland Islands (Islas Malvinas)

Average sunshine days in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average sunshine days in September: 12.6 days

The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (8.7 days).

Average UV index in September
Port Howard, Falkland Islands (Islas Malvinas)

Average UV index in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average UV index in September: 2

The months with the highest UV index are January, February, March, April, October, November and December (UV index 3).
The months with the lowest UV index are May, June, July, August and September (UV index 2).

Average cloud cover in September
Port Howard, Falkland Islands (Islas Malvinas)

Average cloud cover in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average cloud cover in September: 54

The months with the most cloud cover are June, July and August (Cloud cover 60).
The months with the least cloud cover are October, November and December (Cloud cover 47).

Average visibility in September
Port Howard, Falkland Islands (Islas Malvinas)

Average visibility in September - Port Howard, Falkland Islands (Islas Malvinas)
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).

Port Howard, Falkland Islands (Islas Malvinas)

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