September weather forecast
Olonkin City, Svalbard and Jan Mayen

September manifests an increased embrace of rainfall in Olonkin City, rising to a significant 88mm (3.46") dispensed over 19 days. The city inches back towards its colder phase, indicating the impending arrival of the winter season. Daylight hours shrink noticeably from August, signaling earlier evenings. Simultaneously, the sea's temperature begins its descent, indicative of cooling conditions. The upcoming month, October, will bring cooler days, increased rainfall, and reduced daylight, ushering in the transition to the harsh winter.

Temperature

The shift to September in Olonkin City signals an average high-temperature of a still icy 3°C (37.4°F), subtly varied from August's 5°C (41°F). During the nights of September, the average low-temperature in Olonkin City holds at a freezing cold -1°C (30.2°F).

Rainfall

In Olonkin City, Svalbard and Jan Mayen, in September, it is raining for 19 days, with typically 88mm (3.46") of accumulated precipitation. In Olonkin City, Svalbard and Jan Mayen, during the entire year, the rain falls for 205 days and collects up to 797mm (31.38") of precipitation.

Sea temperature

In September, the average sea temperature in Olonkin City is 6°C (42.8°F).
Note: It is advised against swimming in 6°C (42.8°F) when it drops below 10°C (50°F). Such temperatures can cause extreme cold shock, leading to hyperventilation.

Daylight

In September, the average length of the day in Olonkin City is 13h and 25min.
On the first day of the month, sunrise is at 06:47 and sunset at 22:21. On the last day of September, sunrise is at 08:50 and sunset at 19:58 CEST.

Sunshine

In September, the average sunshine is 2h.

UV index

The average daily maximum UV index in September is 1. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 1 during September leads to these instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.