UV Index in Jamestown, Australia

Last updated: June 2, 2025

In Jamestown, Australia, staying informed about the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels not only helps prevent sunburn but also plays a vital role in protecting against long-term skin damage, particularly under the area's semi-arid climate. With peak UV Index readings reaching 4 during midday hours, residents and visitors alike should be vigilant in taking sun protection measures, especially during the warmer months when UV exposure risks increase. Stay aware, stay safe, and enjoy the sun responsibly!

Hourly UV Index in Jamestown

The daily UV Index begins its ascent gently at 07:00, measuring a low 1, and maintains this soft level until 09:00. As the sun climbs higher, the index peaks at 4 between 11:00 and 12:00, signaling a worthwhile moment for sun protection. The afternoon sees a slight dip, with readings falling to 3 at 13:00 and then gradually decreasing to 2 by 14:00. As the sun begins to set, the index retreats further, dipping to a modest 1 from 15:00 to 16:00, and finally dropping to 0 by 17:00, indicating safe conditions for outdoor activities as the day winds down. Remember to stay sun-safe during peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	3	moderate	30 min
11:00	4	moderate	30 min
12:00	4	moderate	30 min
13:00	3	moderate	30 min
14:00	2	low	45 min
15:00	1	low	45 min
16:00	1	low	45 min
17:00	0	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Jamestown

The UV Index exhibits significant seasonal variations, peaking during the winter and late fall months. From January to March, the index remains in the extreme category, with values ranging from 14 to 15 and a burn time of just 10 minutes, making these the highest risk months for UV exposure. In April, the index drops slightly to 9, shifting to very high, and maintaining that level through September. Meanwhile, June and July see a moderate index of 4, offering some relief. However, as October approaches, the UV Index rises again to 11, remaining in the extreme category until December, which peaks at 16. Visitors and residents are strongly advised to take precautions during these high-risk months by wearing sunscreen, protective clothing, and seeking shade, especially when heading outdoors.

Monthly Maximum UV Index for Jamestown, Australia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Jamestown. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Jamestown, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Jamestown UV Index with Other Australia Cities

The table above highlights how UV exposure in Jamestown compares to other major locations across Australia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Jamestown's solar exposure compared to other cities in Australia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Melbourne UVI	14	12	11	7	4	3	3	5	7	9	12	14
Adelaide UVI	14	13	12	8	5	3	4	5	7	10	12	15
Sydney UVI	14	13	11	8	5	3	4	6	8	10	12	14
Perth UVI	14	14	11	9	6	4	4	6	8	11	13	14
Jamestown	15	14	12	9	6	4	4	6	8	11	13	16
Brisbane UVI	15	15	13	10	7	5	5	8	9	12	14	15