What is the average UV index in UK?
What is the average UV index in UK?
The UV Index does not exceed 8 in the UK (8 is rare; 7 may occur on exceptional days, mostly in the two weeks around the summer solstice). However, indices of 9 and 10 are common in the Mediterranean area. High risk means you could burn in 30 to 60 minutes.
What is the weather like in the UK in July?
During July, expect daytime high temperatures average in the low 20s C (70s F) early in the month warming up to 23-24 C (the mid-70s F) near the end of the month. Early morning low temperatures during July range from 13-14 C (low-mid 50s F) early in the month to near 15-16 C (60F) towards the end of the month.
What is a normal UV index?
Index usage
| UV index | Media graphic color | Risk of harm from unprotected sun exposure, for the average adult |
|---|---|---|
| 0 to 2 | Green | “Low” |
| 3 to 5 | Yellow | “Moderate” |
| 6 to 7 | Orange | “High” |
| 8 to 10 | Red | “Very high” |
What is the UV index in London?
London UV index
| Local Time | Su Sep 05 | Tu Sep 07 |
|---|---|---|
| UV index | 4 | 4 |
What is the UV Index in the UK?
The UV index does not exceed 8 in the UK (8 is rare; 7 may occur on exceptional days, mostly in the two weeks towards the end of June).
When do UV levels rise in the UK?
UV levels increase in the spring across the UK, reaching a peak in late June. In this current spell of fine weather, we could see some of the highest UV levels ever recorded. “Normally they’re about six or seven in the summer months,” says BBC Weather’s Matt Taylor. “Today we could hit a nine in some parts of southern England and South Wales.”
How does the National Weather Service calculate the UV index?
About the UV Index: The National Weather Service works with the Environmental Protection Agency, to forecast the Ultraviolet (UV) Index for the U.S. The UV index is a measure to help you determine the effects of the sun on outdoor activities. It is computed using forecast ozone levels, cloudiness, and elevation.
When is the UV Index highest in the tropics?
The peak daily ultraviolet radiation level changes over the year. The strongest being at the Summer solstice (21st June) and the weakest at the Winter solstice (21st December). The UV Index can range from 0 (at night) to 11 or 12. It might even be higher in the tropics and/or at high elevations under clear skies.