July Weather in Shelter Island, United States

Last updated: February 24, 2025

July in Shelter Island, United States offers a delightful blend of warm summer weather and occasional rainfall. With maximum temperatures reaching 28°C (82°F) and a pleasant average of 22°C (72°F), visitors can enjoy outdoor activities under the sun. However, as July sees precipitation amounting to 99 mm (3.9 in) across 10 days, it’s wise to be prepared for some refreshing showers. The humidity levels, hovering around 76%, contribute to a lush, vibrant atmosphere, making this month an ideal time to experience the island's natural beauty while embracing the warmth of summer.

July Temperature in Shelter Island

In July, Shelter Island experiences a delightful summer warmth, characterized by minimum temperatures around 16°C (61°F) and average highs reaching 28°C (82°F). This pleasant climate invites both locals and visitors to enjoy outdoor activities and beach outings under the sun. Compared to the chill of winter months, July shows a significant shift with temperatures that feel notably mild, averaging 22°C (72°F) on those sun-drenched days. As the year progresses towards August, the warmth persists, but July stands out as a peak time for vibrant summer experiences against a backdrop of gently rolling temperatures.

July Weather in Shelter Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Shelter Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec363739465464727368615042
Data source: Temperature data for Shelter Island generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Shelter Island

In July, Shelter Island experiences a moderate precipitation total of 99 mm (3.9 in), typically distributed over about 10 days of the month. This volume reflects a slight rebound from June's drier spells, where only 72 mm (2.9 in) fell over 8 days, indicating that the summer season remains punctuated by occasional rain showers. Interestingly, July sits comfortably between the typically wetter months of August and October, suggesting a seasonal rhythm where warmth and preciptation intersect. As summer peaks, the rainfall provides a refreshing contrast to the heat, supporting the island's lush greenery while setting the stage for the upcoming autumn rains.

July Precipitation Trends in Shelter Island

The chart displays monthly precipitation patterns in Shelter Island, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec89123113137129729910399161113147
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Shelter Island

In July, Shelter Island experiences a notable shift in humidity, with levels dipping to 76%. This marks a continuation of the gradual decline seen since the peak of 84% in winter months. From the 84% humidity of January and February to the 82% in March and the steady drop to 75% by September, it's evident that the summer months bring a slight respite from the high moisture levels. Interestingly, the 76% humidity in July matches that of August, suggesting a stable summer environment before autumn sets in with increased humidity again in November and December. Overall, July reflects a charming balance of warmth and comfort in the coastal setting, making it a delightful time for outdoor activities.

July Average Humidity in Shelter Island

This chart illustrates the average monthly humidity levels in Shelter Island, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Shelter Island

July in Shelter Island sees a persistent UV Index of 10, categorizing it as very high, with a burn time of just 15 minutes. This trend of high UV levels continues from June, indicating that outdoor enthusiasts should prioritize sun protection during this peak summer month. As the season progresses, the UV Index begins to decrease slightly in August to 9, yet remains a concern as it remains in the very high category. These patterns reflect the critical need for vigilance against sun exposure, especially during the height of summer. For detailed UV forecasts, visit Shelter Island UV Index.

Maximum UV Index Levels in Shelter Island for July

The chart shows the monthly maximum UV Index (UVI) for Shelter Island in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: Shelter Island July UVI data generated using 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.

July Sunshine in Shelter Island

July is the pinnacle of sunshine in Shelter Island, boasting an impressive 349 hours of glorious sunlight, the highest of the year. This radiant month is a vibrant culmination of steadily increasing daylight, with hours escalating from 153 in January to a remarkable 321 in June. Following July, the sun begins its gradual retreat, with hours dropping to 327 in August and further decreasing through the autumn months. This sun-drenched peak not only invites outdoor adventures but also invites the community to celebrate the season's warmth, making July truly the heart of summer in this picturesque locale.

Monthly Sunshine Duration in Shelter Island: July Highlighted

The July sunshine duration represents the total number of hours Shelter Island experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec153h185h261h250h291h321h349h327h281h229h208h177h
Data source: Shelter Island July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Shelter Island During July

In Shelter Island, the likelihood of sunny weather in July stands at 45%, reflecting a trend of moderate sunshine during the peak of summer. The sunshine chances tend to fluctuate throughout the year, with March boasting the highest probability at 59%, while the following months gradually decrease, hitting a low of 31% in February. Interestingly, July holds a similar chance for sunshine as seen in May and April, suggesting that while summer days are certainly warm, they may not consistently be drenched in sunlight. This trend continues into August with a noticeable drop to 35%, hinting that while July can be bright, there's a shift towards more unpredictable weather as summer wanes. Overall, while July offers a fair chance for sun-filled days, it's wise to be prepared for the occasional cloudiness.

Percentage of Sunny Days in July in Shelter Island

The chart illustrates the percentage of sunny days in Shelter Island throughout the year, with July highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Shelter Island experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%31%59%49%46%41%45%35%49%46%53%32%
Data source: Shelter Island July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Shelter Island in July

In Shelter Island, United States, the month of July shines brightly with approximately 14 hours of daylight, making it a peak summer month that invites outdoor activities and gatherings. Following the gradual increase from the 9 hours of daylight in January, daylight reaches its zenith in June before gently tapering off in August. This trend illustrates the typical arc of summer days, where sunlight extends to nurture the vibrant landscapes and lively social scenes. As July gives way to August, the slight decline in daylight reminds us of the approaching transition toward autumn, where the days will continue to shorten, yet the lingering warmth of summer remains palpable.

Average Daylight Hours in Shelter Island for July

The chart illustrates the variation in daylight duration in Shelter Island throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 35m10h 38m11h 58m13h 20m14h 29m15h 3m14h 44m13h 43m12h 24m11h 3m9h 52m9h 15m
Data source: Shelter Island daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Shelter Island

In July, the winds on Shelter Island take a gentle respite, averaging a modest 4.8 m/s (11 mph), making it the calmest month of the year. This notable decrease from the early months showcases a trend where the wind speeds dip gradually from 6.9 m/s (15 mph) in March to the summer's lull, reflecting the island's transition into its warmest season. Following July, the wind picks up slightly in August, reaching 4.9 m/s (11 mph), suggesting a subtle bounce back before autumn arrives. This seasonal shift highlights how the island transitions from breezy spring days to the quieter, serene summer months, inviting residents and visitors alike to enjoy the tranquil beauty of Shelter Island.

Average July Wind Speed in Shelter Island

The chart displays monthly wind speed patterns in Shelter Island, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.37.36.96.26.05.64.8 m/s4.96.16.76.86.6
Data source: Shelter Island July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Shelter Island Compares to Other Months

The weather in Shelter Island changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Shelter Island and find detailed weather information for every month.

July and January present strikingly contrasting weather patterns. In July, temperatures generally range from a minimum of 16°C (61°F) to a maximum of 28°C (82°F), with an average temperature of 22°C (72°F) and moderate humidity at 76%. The month experiences approximately 99 mm (3.9 in) of precipitation over about 10 days. In contrast, January features much colder conditions, with temperatures dropping to a minimum of -13°C (8°F) and peaking at a maximum of 13°C (56°F). The average temperature is a mere 2°C (37°F), accompanied by higher humidity at 84% and slightly less precipitation of 89 mm (3.5 in) over 9 days. For more detailed insights about the January climate, you can visit Shelter Island weather in January.

July and February present strikingly contrasting weather conditions. In July, temperatures range from a mild 16°C (61°F) to a warm 28°C (82°F), with an average of 22°C (72°F). The month experiences around 99 mm (3.9 in) of precipitation over approximately 10 days, coupled with a humidity level of 76%. In stark contrast, February brings much colder temperatures, with a minimum of -12°C (11°F) and a maximum of 12°C (53°F), averaging just 3°C (37°F). While February sees slightly higher precipitation at 123 mm (4.8 in) over about 11 days, it also has a higher humidity level of 84%. For more details, you can check out Shelter Island weather in February.

In July, the weather is significantly warmer, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (82°F) and an average of 22°C (72°F). The humidity is relatively high at 76%, and the region sees about 99 mm (3.9 in) of precipitation over 10 days. In contrast, March experiences much cooler temperatures, with minimums dropping to -7°C (20°F) and a maximum of 15°C (59°F), yielding an average of only 4°C (39°F). While March has slightly higher precipitation at 113 mm (4.5 in) over the same number of days, the humidity level is even greater at 82%. Overall, July presents a much warmer and slightly drier climate compared to the cold and damp conditions of March, as detailed in Shelter Island weather in March.

The weather in July is significantly warmer than in April, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (82°F), compared to April's cooler temperatures of 0°C (33°F) to 16°C (61°F). While July experiences humidity levels at around 76%, April's humidity is slightly higher at 79%. Precipitation in July totals 99 mm (3.9 in) over 10 days, which is less than April's 137 mm (5.4 in) over 12 days. For more detailed information about weather conditions in April, you can check Shelter Island weather in April. Overall, the contrast between the two months highlights July's warmth and relatively drier conditions compared to the cooler and wetter April.

When comparing the weather in July and May, it's clear that July is significantly warmer, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (82°F), in contrast to May's cooler averages of 4°C (39°F) to 20°C (69°F). However, May experiences slightly more precipitation, with 129 mm (5.1 in) over 13 days, compared to July's 99 mm (3.9 in) over 10 days. Both months have high humidity levels, with July at 76% and May at 75%, making for a muggy atmosphere during the summer heat. For further details on the month of May, visit Shelter Island weather in May.

In comparing the weather between June and July, July tends to be warmer and more humid. The minimum temperature in July is about 5°C higher than in June, with averages of 22°C and 18°C, respectively. Additionally, July brings more rainfall, with precipitation reaching 99 mm over 10 days compared to June's 72 mm over 8 days. Despite slightly higher humidity in July at 76%, June maintains a close level at 78%. For more details on June’s weather, check out Shelter Island weather in June.

July and August exhibit similar weather patterns, although there are some notable differences. July boasts a minimum temperature of 16°C (61°F) and an average of 22°C (72°F), while August sees slightly warmer conditions with a minimum of 17°C (63°F) and an average of 23°C (73°F). The maximum temperature in July reaches 28°C (82°F), compared to August's peak of 27°C (80°F). Precipitation is slightly higher in August, with 103 mm (4.0 in) over 9 days, compared to July's 99 mm (3.9 in) over 10 days. Both months maintain a humidity level of 76%. For more detailed information, you can check out Shelter Island weather in August.

July and September weather exhibit some notable differences despite having similar precipitation levels. July tends to be warmer, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (82°F), while September sees a slightly cooler range with minimum temperatures of 12°C (55°F) and maximums reaching 26°C (79°F). The humidity levels are comparable, with July at 76% and September slightly lower at 75%. Both months experience roughly the same amount of rainfall, with 99 mm (3.9 inches) spread over about 10 days. For more details on September's weather, visit Shelter Island weather in September.

In July, the weather is warm and humid, with average temperatures hovering around 22°C (72°F) and highs reaching up to 28°C (82°F). However, this month also sees considerable precipitation, with around 99 mm (3.9 in) falling over approximately 10 days. In contrast, October brings a notable drop in temperatures, with averages dipping to 16°C (61°F) and maximums of 24°C (75°F). While it remains relatively humid at 75%, October experiences increased rainfall, with 160 mm (6.3 in) spread over 14 days. This shift from the warmth of July to the cooler, wetter October is quite pronounced. For more details on the weather during this month, check out Shelter Island weather in October.

In July, the weather is generally warm, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 28°C (82°F), accompanied by a moderate level of humidity at 76%. Although there is some precipitation—about 99 mm (3.9 in) over 10 days—the overall atmosphere feels quite pleasant for outdoor activities. In contrast, November experiences significantly cooler temperatures, with averages of 10°C (50°F) and reaching a maximum of 19°C (67°F). The minimum can drop to -5°C (24°F), and while it sees slightly more precipitation at 113 mm (4.4 in) over the same number of rainy days, the humidity rises to 80%. For more detailed insights into November conditions, you can visit Shelter Island weather in November.

July and December present stark contrasts in weather. July enjoys mild to warm temperatures, with averages around 22°C (72°F) and maximums reaching 28°C (82°F), accompanied by a high humidity of 76% and 99 mm (3.9 in) of precipitation over approximately 10 days. In contrast, December sees much colder conditions, with average temperatures plummeting to 5°C (42°F) and maximums only reaching 16°C (61°F). Precipitation increases to 147 mm (5.8 in) over 12 days, and humidity slightly rises to 80%. For a more detailed look at December’s weather, check out Shelter Island weather in December.

Compare Shelter Island's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Shelter Island

July on Shelter Island brings a delightful warmth that sets it apart from other months, with temperatures typically peaking around 28°C (82°F), creating the perfect backdrop for summer activities. While the warmth is inviting, the month also sees a moderate amount of rainfall, with precipitation occurring on about 10 days, contributing to the lush surroundings. The 76% humidity can make things feel a bit more tropical, giving visitors a taste of summer's full embrace. Overall, July is characterized by a vibrant, lively atmosphere that makes it a prime time for exploring everything the island has to offer. For a detailed look at what to expect throughout the year, check out Shelter Island Climate.