Roslyn Weather in July

With daytime temperatures of 30°C (86°F) and nighttime lows of 20°C (68°F), July in Roslyn brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 100 mm (3.9 in) falls on average.

Rainfall in Roslyn in July

Past climate data indicates that roughly 11 days will see rain, totalling around 100 mm (3.9 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Roslyn in July

Temperatures in Roslyn in July top out at 30°C (86°F) and drop to 20°C (68°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 20°C (68°F), the nights are warm and generally comfortable. On average, this month sees the highest temperatures of the year. Worth packing a few lighter outfits.

Sunshine in Roslyn in July

The month enjoys around 271 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Roslyn in July

Wind speeds average 5 m/s (10 knots) during July. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

Average water temperature in July

The water temperature is 22°C (72°F), which most people find very comfortable. A good month for swimming and water sports.

If your ideal day consists of dry skies and pleasant temperatures, September typically offers the best circumstances for Roslyn.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Roslyn's climate page.

Roslyn Temperature in July

Min Temperature 20°C (68°F)  

Max Temperature 30°C (86°F)  

Water Temperature 22°C (72°F) *  

Chance of Rain 37%  

Precipitation 100 mm (3.9 in)  

Rainy days 11 days  

Humidity 64% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 271 hours *  

Percentage Sunshine 59% *  

* Data from: New York City, the United States of America (21 KM, 13 Miles).

What to Wear in Roslyn in July

Warm but pleasant conditions in Roslyn in July. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. With water temperatures around 22°C (72°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Roslyn in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Roslyn's climate page.

More climate data for Roslyn

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Roslyn climate overview or explore weather in the United States of America.