Does Sisson Lake Reservoir need sun protection in winter?

Not every day. Midwinter middays in Sisson Lake Reservoir often sit below UV 3, but clear late-winter and early-spring days cross the threshold before summer fully arrives. Check the live index.

Does the water make UV worse in Sisson Lake Reservoir?

It can. The lake surface reflect ultraviolet, so skin that is not covered (including under the chin and on the tops of feet) picks up extra dose on top of the direct sun. The live UV index on this page is the sky reading; reflection is on top of that.

UV index in Sisson Lake Reservoir today

Sisson Lake Reservoir is a New Brunswick lake community at 47.3°N. Typical summer peaks of 8–10 (very high) feel milder in a lake breeze, but the index does not drop with the temperature. This is cool-temperate Canada: summer UV still climbs into the very high band, and spring arrives before the weather feels hot.

Live reading · data by Open-Meteo · reference monitoring by ARPANSA

Today and tomorrow in Sisson Lake Reservoir

Peak UV, temperature and conditions for Sisson Lake Reservoir. Tomorrow’s peak is the number to plan around if you’re heading out in the middle of the day.

Weather conditions right now

Cloud and rain cut heat more than they cut UV. A partly cloudy lakeside day in Sisson Lake Reservoir can still sit at protection levels. Why you burn on cloudy days.

When Sisson Lake Reservoir needs sun protection

Sun protection is needed in Sisson Lake Reservoir typically from May through September, and any clear spring or fall day UV reaches 3. Lake glare adds a second dose on top of the sky reading, the same way a beach does.

The threshold, per SunSmart and ARPANSA: whenever UV reaches 3 or above, Slip on covering clothing, Slop on SPF 50+ sunscreen, Slap on a hat, Seek shade and Slide on sunglasses. Read the full sun safety guide.

The UV scale at a glance

0–2Low
3–5Moderate
6–7High
8–10Very high
11+Extreme

Frequently asked questions

When does Sisson Lake Reservoir need sun protection?: Whenever the UV index is 3 or above. In Sisson Lake Reservoir that is typically from May through September, and any clear spring or fall day UV reaches 3. Health authorities use the same UV Index threshold worldwide.
Does Sisson Lake Reservoir need sun protection in winter?: Not every day. Midwinter middays in Sisson Lake Reservoir often sit below UV 3, but clear late-winter and early-spring days cross the threshold before summer fully arrives. Check the live index.
Does the water make UV worse in Sisson Lake Reservoir?: It can. The lake surface reflect ultraviolet, so skin that is not covered (including under the chin and on the tops of feet) picks up extra dose on top of the direct sun. The live UV index on this page is the sky reading; reflection is on top of that.