Last updated: February 24, 2025
October in Grand Isle, United States, unveils a vivid tapestry of weather conditions. The month boasts a maximum temperature of 29°C (84°F), providing pleasant days for beachgoers and outdoor enthusiasts. With an average temperature of 25°C (77°F), the climate remains comfortably warm, while evenings cool down to a minimum of 12°C (54°F). Rainfall is a frequent visitor, with 128 mm (5.0 in) accumulated over 13 days, contributing to the island's lush scenery. The humidity hovers around 77%, creating a tropical ambiance that enriches the natural beauty of this coastal gem. Whether you seek adventure or relaxation, October’s diverse weather offers something for everyone.
In October, Grand Isle, United States, experiences a delightful transition into autumn, showcasing a comfortable temperature range that invites outdoor activities. With a minimum of 12°C (54°F) and a pleasant average of 25°C (77°F), days are typically warm yet balanced by cooler evenings. The high of 29°C (84°F) still allows for lingering moments by the shore, reminiscent of late summer. As the month progresses, temperatures gradually lower, marking the shift to the winter chill that follows. This blend of warm days and cooler nights makes October a perfect time for visitors to enjoy the natural beauty and outdoor offerings of Grand Isle while evoking the crisp enthusiasm of fall.
October in Grand Isle brings a moderate 128 mm (5.0 in) of precipitation, marking a notable decline from the wetter summer months, particularly the peak in August with its impressive 298 mm (11.7 in). Over 13 days, residents experience rain, creating a transition into the drier months ahead. Interestingly, while October sees a decrease in total rainfall compared to September's 166 mm (6.5 in), it remains significantly higher than November's anticipated 56 mm (2.2 in). This trend reflects a shift from the intense summer deluge as the region moves toward its milder, drier winter season, highlighting the cyclical nature of precipitation in this vibrant coastal community.
In October, Grand Isle experiences a notable shift in humidity, averaging 77%. This marks a slight dip compared to the wetter months preceding it, particularly September, which saw a higher 79%. The trend reveals that as the year progresses into fall, humidity levels begin to stabilize, contrasting with the persistently high averages in the winter and early spring months, such as 81% in January and November. The decline in humidity during October suggests a gradual transition towards winter conditions, while still maintaining a level of moisture that characterizes the region's coastal climate. This interplay of humidity levels highlights the dynamic weather patterns that shape Grand Isle throughout the year.
In October, the UV Index in Grand Isle drops to a very high level of 9, indicating that sun exposure can lead to skin damage in as little as 15 minutes. This decrease follows a string of extreme UV levels from May through September, where the index peaked at 12 during the summer months. As we transition into the cooler months, the UV Index continues to decline, with November dropping to 7 and December further reducing to 5, which reflects a return to moderate exposure levels. While October still calls for caution, the shift indicates a gradual ease in sun intensity compared to the preceding months. For those planning outdoor activities, check the latest forecasts and stay informed through Grand Isle UV Index.
UV Risk Categories
As October unfolds in Grand Isle, the sun graces the region with 291 hours of bright daylight, a comfortable transition from the summer's peak. This month showcases a subtle decline from the summer months of June through August, which collectively basked in over 300 hours of sunshine, yet it remains vibrant compared to the cooler November, which welcomes only 263 hours. The consistent warmth of early fall reflects the area's charm, inviting outdoor enthusiasts to savor the lingering sunshine before the winter sets in. With each passing month, Grand Isle illustrates a captivating dance of daylight, drawing visitors to revel in October's golden glow.
In Grand Isle, United States, October boasts a 51% chance of sunny weather, mirroring the earlier months of January and April. This month stands out as a transitional period, shifting from the lower probabilities seen in the hot summer months of June (29%) and July (27%), which are typically marked by increased cloud cover. Interestingly, while October's chances are reminiscent of the year’s colder months, it presents a unique opportunity for visitors to enjoy pleasant autumn weather before the arrival of the more consistently sunny days in November, which sees a 64% chance of sunshine. As autumn descends, October offers a blend of beautiful, crisp days that are ideal for leisurely outdoor activities amidst the changing foliage.
As October unfolds in Grand Isle, the enchanting rhythm of daylight begins to shift, bringing an average of 11 hours of sunlight each day. This transition marks a gentle decline from the 12 hours enjoyed in September, hinting at the approach of winter. Following the sun-soaked days of summer, where daylight lingered for an impressive 13 hours, the days gradually become shorter, evoking a cozy atmosphere perfect for autumn activities. With daylight steadily diminishing, October invites residents and visitors alike to savor the rich tapestry of fall, as they prepare to embrace the shorter days and cooler nights that follow.
As October graces Grand Isle, the average wind speed settles at a gentle 5.0 m/s (11 mph), marking a transitional phase in the seasonal breeze. This month experiences a slight uptick from September’s 4.9 m/s, reflecting the return of cooler air as summer's languid winds subside. Throughout the year, the island's winds display a distinct pattern, starting with brisk speeds in the early months that peak in March, before gradually tapering off to the summer's calmness. By July, winds are at their lowest, averaging just 3.8 m/s (9 mph), but as autumn unfolds, the breezes pick up again, hinting at the approaching winter. With each gust, October's winds carry the promise of change, inviting residents and visitors to revel in the refreshing shift of the season.
The weather in Grand Isle changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Grand Isle and find detailed weather information for every month.
In October, the weather is generally warmer, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 29°C (84°F), while January experiences cooler conditions with temperatures varying from 0°C (33°F) to 24°C (76°F). October sees more rainfall with 128 mm (5.0 in) over 13 days, compared to January's 100 mm (3.9 in) spread over just 8 days. Despite the lower average temperatures in January, the humidity remains relatively high at 81%, slightly above October's 77%. For a detailed look at the weather in January, you can refer to Grand Isle weather in January.
October and February present contrasting weather characteristics. October boasts warmer temperatures, with a minimum of 12°C (54°F) and an average of 25°C (77°F), while February experiences cooler conditions, starting at a minimum of 0°C (32°F) and averaging 17°C (62°F). Precipitation is relatively high in both months, but October sees more rain, totaling 128 mm (5.0 in) across 13 days compared to February's 95 mm (3.8 in) over 12 days. Humidity levels are also slightly lower in October at 77%, while February maintains a higher humidity of 81%. For more details, you can refer to Grand Isle weather in February.
In October, the weather tends to be warmer, with average temperatures reaching up to 25°C (77°F) and maximums hitting 29°C (84°F). The month sees considerable rainfall, with 128 mm (5.0 in) over approximately 13 days, creating a humid atmosphere with an average humidity of 77%. In contrast, March is cooler, starting with a minimum temperature of 6°C (43°F) and averaging around 19°C (66°F). Precipitation is less frequent in March, totaling 65 mm (2.6 in) over 8 days, while humidity remains slightly higher at 79%. For a detailed look at the weather patterns, you can refer to Grand Isle weather in March.
When comparing the weather in October and April, both months exhibit mild temperatures, but October tends to be warmer overall. In October, the average temperature reaches 25°C (77°F), peaking at 29°C (84°F), while April's average is slightly cooler at 21°C (71°F), with a maximum of 26°C (79°F). Precipitation is relatively similar, with October receiving 128 mm (5.0 in) over 13 days compared to April's 106 mm (4.2 in) over just 9 days. Interestingly, humidity levels are also comparable, with October at 77% and April slightly higher at 81%. For more detailed information about April weather, you can check Grand Isle weather in April.
In comparing the weather of October and May, both months experience similar average temperatures, hovering around 25°C (77°F). However, October tends to be slightly cooler, with minimum temperatures dropping to 12°C (54°F) compared to May's warmer minimum of 17°C (63°F). Precipitation is more frequent in October, with 128 mm (5.0 in) of rainfall over 13 days, while May sees less rain at 99 mm (3.9 in) across 10 days. Humidity levels remain consistent at 77% for both months, creating a muggy atmosphere regardless of the season. For more details, check out Grand Isle weather in May.
October and June present distinct weather patterns. In October, temperatures range from a minimum of 12°C (54°F) to a maximum of 29°C (84°F), with a comfortable average of 25°C (77°F). While precipitation is notable at 128 mm (5.0 in) over 13 days, humidity is relatively high at 77%. In contrast, June experiences warmer temperatures, with a minimum of 24°C (75°F) and a maximum of 31°C (87°F), averaging 27°C (81°F). Additionally, it receives more rainfall, totaling 195 mm (7.7 in) over 15 days, with humidity slightly lower at 74%. For more specifics on June weather, you can refer to the following link: Grand Isle weather in June.
In comparing the weather of October and July, October presents a milder climate with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 29°C (84°F), making it quite comfortable for outdoor activities. In contrast, July has warmer temperatures, with a minimum of 25°C (77°F) and a maximum reaching up to 32°C (90°F), indicating a hotter summer month. Additionally, October experiences more precipitation at 128 mm (5.0 in) over 13 days, while July sees a higher total of 232 mm (9.2 in) over 19 days, suggesting more frequent rain during the latter month. Humidity levels are similar, with October slightly higher at 77% compared to July's 74%. For more detailed insights on July weather, visit Grand Isle weather in July.
October's weather presents a noticeable shift compared to August. With average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 29°C (84°F), October offers cooler conditions than August, where temperatures typically range from 25°C (77°F) to 31°C (88°F). Additionally, October sees higher humidity levels at 77%, compared to August's 73%, contributing to the overall feeling of mugginess. Precipitation is also a significant factor; October experiences 128 mm (5.0 in) of rain over 13 days, while August is much wetter with 298 mm (11.7 in) across 23 days. For those interested in a more detailed examination of the summer weather, refer to Grand Isle weather in August.
In comparing the weather patterns of October and September, October tends to be cooler, with average temperatures dropping to 25°C (77°F) compared to September's average of 27°C (81°F). The minimum temperature in October sits at a milder 12°C (54°F), while September experiences a much warmer minimum of 21°C (70°F). Precipitation is also slightly lower in October, with 128 mm (5.0 in) recorded over 13 days, compared to 166 mm (6.5 in) over 15 days in September. Humidity levels remain fairly consistent, with October at 77% and September at 79%. For a detailed look at September's weather patterns, you can visit Grand Isle weather in September.
October and November showcase a significant transition in weather patterns. In October, temperatures range from a minimum of 12°C (54°F) to a maximum of 29°C (84°F), with an average of 25°C (77°F). The month experiences relatively high precipitation of 128 mm (5.0 in) over 13 days, and humidity levels hover around 77%. In contrast, November sees a drop in temperatures, with a minimum of 7°C (45°F) and a maximum of 26°C (79°F), averaging 19°C (67°F). The month is notably drier, receiving only 56 mm (2.2 in) of rainfall across 6 days, while humidity slightly increases to 81%. For those interested in a detailed look at November weather, check out Grand Isle weather in November.
In comparing the weather between October and December, October boasts warmer temperatures with an average of 25°C (77°F), peaking at 29°C (84°F), while December sees cooler conditions, with an average temperature of 17°C (62°F) and a maximum of 24°C (75°F). October experiences more rainfall, with 128 mm (5.0 in) over 13 days, compared to December’s 109 mm (4.3 in) over just 10 days. Additionally, humidity levels are slightly higher in December at 84%, compared to 77% in October. For more detailed insights on the weather in December, you can visit Grand Isle weather in December.
As October unfolds in Grand Isle, the weather presents a delightful transition from the heat of summer to cooler, more pleasant days. With an average temperature of 25°C (77°F), the month showcases a refreshing reprieve, marked by sporadic rainfall and an increase in humidity. This combination results in a dynamic atmosphere, creating a unique charm not often found during the more sweltering months. While occasional showers may roll through, they only enhance the lush beauty of the surroundings, inviting visitors to explore the island's natural wonders. For those curious about what to expect throughout the year, the detailed insights can be found at Grand Isle Climate.