UV Index in Milton, New Zealand

Last updated: July 2, 2025

Understanding the UV Index in Milton, New Zealand is crucial for anyone who enjoys sunny days outdoors. By staying informed about UV levels, you can effectively prevent sunburn and protect your skin health, reducing the long-term risks associated with UV exposure. Milton's temperate Cfb climate promotes ample sunshine, especially during the day, which can elevate UV risks even on overcast days. With the UV Index peaking at 2 around midday, it's essential for residents and visitors alike to be aware of the potential harm and take proactive measures to enjoy the sun safely.

Hourly UV Index in Milton

The UV Index for the day paints a picture of a relatively mild sun profile, starting from a maximum of 0 at dawn. As the morning progresses, it gradually rises, reaching 1 by 09:00 and peaking at 2 between 12:00 and 14:00. During these midday hours, sun seekers can enjoy moderate UV exposure while taking necessary precautions. As the afternoon wanes, the UV Index dips again, falling to 1 by 15:00 and returning to 0 by 18:00, making late-day outdoor activities safe. Overall, it’s a gentle reminder to stay sun-smart during the brief midday peak!

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	0	low	45 min
08:00	0	low	45 min
09:00	1	low	45 min
10:00	1	low	45 min
11:00	1	low	45 min
12:00	2	low	45 min
13:00	2	low	45 min
14:00	2	low	45 min
15:00	1	low	45 min
16:00	1	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Milton

Throughout the year, UV Index levels exhibit significant seasonal variations, with extreme exposure categories observed in January, February, November, and December. During these months, residents and visitors should be particularly cautious, as the burn time is as little as 10 minutes. March and October also present very high UV levels, urging careful sun protection for burn times around 15 minutes. The moderate UV levels seen in April, May, August, and September allow for longer exposure times of 30 minutes, while June and July provide a low risk with burn times extending to 45 minutes. As sun intensity increases, it is advisable for everyone to wear sunscreen, protective clothing, and sunglasses, particularly during the high-risk months to safeguard against harmful UV radiation.

Monthly Maximum UV Index for Milton, New Zealand

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Milton. 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 Milton, 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 Milton UV Index with Other New Zealand Cities

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

Milton's solar exposure compared to other cities in New Zealand. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Milton	13	12	8	5	3	2	2	3	5	8	10	12
Christchurch UVI	13	12	9	6	3	2	2	3	5	9	10	12
Wellington UVI	13	13	9	7	4	2	2	4	6	9	10	13
Hamilton UVI	14	14	10	7	4	3	3	5	7	10	11	13
Manukau City UVI	14	14	10	7	4	3	3	5	7	10	11	13
Auckland UVI	14	14	10	7	4	3	3	5	7	10	11	13