How High Can UV Go?

Can you tan in UV 4?

When the UV Index is 9, for example, you can get a sunburn in 20 minutes or less.

Even when the UV Index is only 4, sunburn is still possible within 50 minutes.

If outdoors, seek shade and wear protective clothing, a wide-brimmed hat and UV-blocking sunglasses..

What UV level is dangerous?

6 to 7A UV Index reading of 6 to 7 means high risk of harm from unprotected sun exposure. Protection against skin and eye damage is needed. Reduce time in the sun between 10 a.m. and 4 p.m. If outdoors, seek shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses.

Where is the sun most intense on Earth?

the equatorIn general, the sun’s rays are the most intense at the equator and the least intense at the poles. On an average yearly basis, areas north of the Arctic Circle receive only about 40 percent as much solar radiation as equatorial regions.

Is UV Index 1 Safe?

The higher the UV Index, the greater the strength of the sun’s UV rays and the faster you may burn. The chart below shows the levels of the UV Index and what you should do to protect yourself. UV Index 0-2 means minimal danger from the sun’s UV rays for the average person.

What time of day are UV rays strongest?

10 am and 4 pmThe strength of the sun’s UV rays reaching the ground depends on a number of factors, such as: Time of day: UV rays are strongest in the middle of the day, between 10 am and 4 pm. Season of the year: UV rays are stronger during spring and summer months. This is less of a factor near the equator.

How far can UV penetrate water?

Sunlight entering the water may travel about 1,000 meters (3,280 feet) into the ocean under the right conditions, but there is rarely any significant light beyond 200 meters (656 feet).

Is Florida Sun stronger?

Florida is known as the Sunshine State, but when it comes to its solar resource strength — the intensity of the sun’s rays — it ranks ninth. Arizona has the most favorable amount of energy from the sun, and New Mexico is right behind it.

Can you tan at 5pm?

Using a Tanning Bed after 5PM In fact, it is one of the best time of a day to tan. Tanning in UV beds has nothing to do with the sun or its rays. You will get your tan because of the UV lamps inside your tanning bed. The bottom line is, even if it is 6 PM or 3 AM, you can still use a tanning bed and get a gorgeous tan.

What is the highest UV index?

29, 2003, a world-record UV index of 43.3 was detected at Bolivia’s Licancabur volcano. The UV index is used to forecast the strength of the sun’s ultraviolet rays.

What is a high UV index for tanning?

high which is 6-7, very high which is 8-10 and extreme which is 11+. The higher your UV index is, the faster your skin can burn, so it’s important to bear in mind how long you plan on staying outside in order to minimize risk and damage to your skin.

Why is Australia’s sun so strong?

As the ozone layer depletes, the atmosphere loses its protective filter and more of the dangerous UV radiation reaches the surface of our planet. … During summer, the Earth’s orbit brings Australia closer to the sun (as compared to Europe during its summer), resulting in an additional 7% solar UV intensity.

Is the sun stronger in Hawaii?

Due to the Hawaiian Island’s proximity to the equator, the suns rays are much stronger that what you might experience at home. (Unless of course, your home is also near the equator.)

Which country has the strongest sun?

AustraliaLook at the bright red spots in the Pacific, mid-Atlantic and Australia where irradiance (the power of solar radiation) is highest. Australia receives much more solar radiation than California or even the Mediterranean famed for its sunny summers and beautiful beaches.

At what UV do you tan?

UV Index ScaleUV Index NumberExposure LevelTime to Burn5Moderate45 minutes6High30 minutes78Very High15-25 minutes8 more rows