UV Index in Kaharoa, New Zealand

Last updated: May 3, 2025

In Kaharoa, New Zealand, awareness of the UV Index is vital for maintaining skin health and preventing sunburn. With peak UV levels reaching 4 around midday, understanding these fluctuations can empower you to protect yourself effectively. As a region within the Cfb climate zone, Kaharoa features moderate temperatures and considerable sun exposure, making it essential to monitor UV levels closely. By staying informed, you can enjoy the outdoors safely while minimizing the risk of skin damage and long-term health issues.

Hourly UV Index in Kaharoa

The UV Index for the day reveals a gradual increase in solar intensity as the sun climbs higher. Starting from a mild 1 at 07:00 and 08:00, the index nudges to 2 by 09:00 and peaks at 4 between 11:00 and 13:00, indicating a notable amount of UV exposure. As the afternoon progresses, the value slightly tapers off to 3 at 14:00 and dwindles down to 2 by 15:00. The evening brings a steep decline, with the index dropping to 1 at 16:00 and then to 0 after 18:00. Stay protected during the midday hours when the UV Index is at its highest!

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	4	moderate	30 min
14:00	3	moderate	30 min
15:00	2	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 Kaharoa

The UV Index experiences significant seasonal fluctuations, peaking during the winter months of January and February with an extreme index of 14, necessitating a burn time of only 10 minutes. Following that, March sees a drop to a very high index of 10, with a slightly extended burn time of 15 minutes. The UV exposure then decreases gradually into the spring and summer, reaching a moderate index of 4-5 by May through August, where the burn time stabilizes around 30 minutes. Notably, September sees a return to high levels (UV Index 7), while October peaks again at 9 under very high exposure. As the year closes, November and December bring extreme levels again, registering 11 and 13 respectively, with burn times back down to 10 minutes. Thus, visitors and residents are advised to exercise caution during the high-risk months of January, February, and November by employing sun protection measures, and to remain vigilant during the transitional months to reduce the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Kaharoa, New Zealand

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

The table above highlights how UV exposure in Kaharoa 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.

Kaharoa'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
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
Kaharoa	14	14	10	7	4	3	3	5	7	9	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