October Weather in Duck Key, United States

Last updated: February 24, 2025

In October, Duck Key, United States, embraces an inviting tropical climate characterized by an average temperature of 27°C (81°F), with daily highs reaching a pleasant 29°C (85°F) and cool nights dipping to around 19°C (67°F). This month is also marked by humidity levels averaging 79%, creating a lush atmosphere ideal for relaxation. However, be prepared for occasional showers, as Duck Key experiences about 131 mm (5.2 in) of precipitation over approximately 18 days. Whether you're exploring the vibrant natural scenery or enjoying local activities, October’s weather offers a perfect blend of warmth and refreshing rain.

October Temperature in Duck Key

In October, Duck Key, United States, showcases a delightful shift in temperatures, marking a transition toward the cooler months while still embracing the warmth of summer. With minimum temperatures around 19°C (67°F) and maximums reaching up to 29°C (85°F), it offers a comfortable average of 27°C (81°F). This slight dip from the sweltering heat of the previous months signifies a perfect balance, allowing for enjoyable outdoor activities without the oppressive humidity of mid-summer. As the days progressively cool down, the pleasant climate sets the stage for a beautiful fall experience, making it an ideal time for visitors to explore the natural beauty and vibrant atmosphere of Duck Key.

October Weather in Duck Key: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Duck Key, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec717474777982838382817773
Data source: Temperature data for Duck Key generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Duck Key

In October, Duck Key experiences a notable transition in weather patterns, with precipitation reaching 131 mm (5.2 in)—a significant amount yet lighter than the deluge of September. The month sees an increase in rainfall days, totaling 18, which indicates a sustained rainy season as the area moves deeper into the fall. The shifting trends showcase a peak in precipitation during the late summer months, tapering off towards the end of the year. This seasonal rhythm highlights the lush and vibrant environment of Duck Key, where the October rains continue to nurture the landscape, striking a balance between the heavy downpours of summer and drier months to come.

October Precipitation Trends in Duck Key

The chart displays monthly precipitation patterns in Duck Key, with values for each month alongside October's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec2428224414210590962001316944
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Duck Key

In October, Duck Key experiences a modest humidity level of 79%, marking a slight increase from September's 76%. This shift indicates a trend toward the more humid months as the region transitions from the late summer heat to the autumn season. Throughout the year, humidity levels generally show a gradual decline from a peak of 81% in January to a low of 69% in June, before gradually rising again. As October rolls in, the humidity begins to climb once more, signaling the approach of winter months where it reaches 80% in November and returns to 81% in December. This cyclical pattern highlights Duck Key's characteristic tropical climate, ensuring visitors can expect a fairly consistent level of moisture in the air as the year progresses.

October Average Humidity in Duck Key

This chart illustrates the average monthly humidity levels in Duck Key, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%76%73%71%70%70%72%76%79%80%81%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Duck Key

As October rolls in Duck Key, the UV Index remains a significant consideration for sun-seekers, boasting a very high UV Index of 10. This signals a well-deserved break from the peak extremes of summer but still necessitates caution, with a burn time of just 15 minutes. Following a summer filled with extreme values peaking at 13, the gradual decline in UV strength from September to October reflects a seasonal shift, though it remains high enough to warrant protective measures. As the year winds down, November will also retain a very high index of 8, ensuring that skin safety remains a priority. For those planning outdoor activities, staying informed is key; check out the full details for each month at Duck Key UV Index to prepare accordingly!

Maximum UV Index Levels in Duck Key for October

The chart shows the monthly maximum UV Index (UVI) for Duck Key in October, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79101212131212121086
Data source: Duck Key October 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.

October Sunshine in Duck Key

In October, Duck Key basks in a generous 306 hours of sunshine, continuing a trend of abundant daylight that characterizes the autumn months. Following the summer peak in July at 348 hours, this slight dip reflects the transition into more temperate weather while still offering ample opportunities for outdoor activities and relaxation. As the average sunlight hours decrease into November, October stands out as a golden month, where the warmth of the sun meets the cool breezes of fall, inviting both locals and visitors to enjoy the picturesque beauty of this tropical paradise. The consistent warmth and abundant sunshine throughout the year make Duck Key a sought-after destination, especially in this transitional month.

Monthly Sunshine Duration in Duck Key: October Highlighted

The October sunshine duration represents the total number of hours Duck Key experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec233h286h333h341h333h320h348h338h318h306h286h292h
Data source: Duck Key October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Duck Key During October

In Duck Key, the likelihood of sunny weather varies significantly throughout the year, with October offering a notable 51% chance of sunshine. This positions October as a transitional month, bridging the higher sunshine probabilities of late summer and early fall, while still maintaining the promise of clear skies. Notably, it's a step down from the sunny reliability of February (68%) and December (71%), yet it shows improvement compared to the summer months, where the chances plummet to as low as 18% in June and just 28% in August. As autumn unfolds, October’s moderate sun brings a pleasant mix of warmth and clear days, making it an appealing time for outdoor activities before the cooler months set in.

Percentage of Sunny Days in October in Duck Key

The chart illustrates the percentage of sunny days in Duck Key throughout the year, with October 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 Duck Key experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%68%67%61%59%18%31%28%35%51%51%71%
Data source: Duck Key October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Duck Key in October

As October rolls into Duck Key, the days begin to shorten, offering about 11 hours of daylight. This marks a gentle descent from the longer, sun-drenched days of summer, where June, July, and August basked in an impressive 13 hours of sunlight each. The transition is smooth, with April and May enjoying a vibrant stretch of 12 to 13 hours, providing ideal conditions for outdoor activities. By contrast, as the year winds down, November and December will see daylight dwindle back to 10 hours, reminding residents and visitors alike of the cyclical nature of light and time in this tropical paradise.

Average Daylight Hours in Duck Key for October

The chart illustrates the variation in daylight duration in Duck Key throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 47m11h 19m12h 1m12h 44m13h 20m13h 37m13h 28m12h 56m12h 15m11h 32m10h 55m10h 37m
Data source: Duck Key daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Duck Key

As October rolls in, Duck Key experiences a pleasant rebirth of breezy days, with average wind speeds hitting 5.3 m/s (12 mph). This marks a refreshing uptick from the whisper-soft breezes of September, where winds dropped to their annual low at just 3.5 m/s (8 mph). Throughout the year, wind speeds in this enchanting locale show a distinct pattern: generally moderating from the lively start of the year, peaking in March, then gradually tapering off in the sweltering summer months of July and August. However, October's winds signal a gentle transition as they dance back into the comfortable range, setting the stage for the cooler months ahead. This blend of salty air and soft gusts enhances Duck Key’s charm, inviting visitors to embrace the outdoors amidst the picturesque vistas.

Average October Wind Speed in Duck Key

The chart displays monthly wind speed patterns in Duck Key, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.26.16.65.95.85.64.45.33.55.3 m/s5.85.0
Data source: Duck Key October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Duck Key Compares to Other Months

The weather in Duck Key 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 Duck Key and find detailed weather information for every month.

October and January present quite different weather patterns. October enjoys warmer temperatures, with minimums around 19°C (67°F) and average highs reaching 29°C (85°F). In contrast, January is significantly cooler, featuring minimums of 11°C (52°F) and average highs of 26°C (80°F). Precipitation is also more common in October, with 131 mm (5.2 in) over 18 days, while January has a much drier climate, receiving only 24 mm (1.0 in) over just 4 days. Humidity levels remain relatively similar, with October at 79% and January at 81%. For more details on January weather, you can visit Duck Key weather in January.

When comparing the weather in October and February, October tends to be warmer, with average temperatures reaching 27°C (81°F) and maximums of 29°C (85°F). In contrast, February experiences cooler temperatures, with an average of 23°C (74°F) and maximums around 26°C (80°F). Additionally, October is significantly wetter, receiving 131 mm (5.2 in) of precipitation over an average of 18 days, while February sees much less rain, totaling only 28 mm (1.1 in) over about 5 days. Despite the differences in temperature and rainfall, both months share a consistent humidity level of 79%. For more detailed insights, you can check out Duck Key weather in February.

In October, the weather tends to be warmer and wetter compared to March. The month averages a comfortable 27°C (81°F) with maximum temperatures reaching up to 29°C (85°F), while March has a slightly cooler average of 23°C (74°F) with a maximum of 26°C (80°F). October also experiences significantly more rainfall, with 131 mm (5.2 in) spread over 18 days, whereas March sees only 22 mm (0.9 in) with just 3 rainy days. Humidity levels are quite similar, at 79% in October and 76% in March. For more information on March weather specifics, check out Duck Key weather in March.

October and April present distinct weather patterns. In October, temperatures range from a minimum of 19°C (67°F) to a maximum of 29°C (85°F), with an average of 27°C (81°F). This month sees significant rainfall, with 131 mm (5.2 in) spread over 18 days, accompanied by a humidity level of 79%. In contrast, April offers slightly cooler temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), reaching up to 29°C (84°F). Precipitation is much lower in April, totaling 44 mm (1.7 in) over just 7 days, and the humidity level is slightly lower at 73%. Overall, October tends to be wetter and more humid compared to the milder and drier conditions of April. For more details on April weather, visit Duck Key weather in April.

In comparing the weather in October and May, both months exhibit warm temperatures, but October tends to begin slightly cooler. October's average temperature is 27°C (81°F) with a minimum of 19°C (67°F), while May boasts a higher minimum temperature of 22°C (72°F) and an average of 26°C (79°F). Precipitation levels are similar, with October receiving 131 mm (5.2 in) over 18 days, compared to May's 142 mm (5.6 in) over just 11 days. Interestingly, October's humidity is higher at 79%, whereas May experiences a drier atmosphere with 71% humidity. For more details on the weather in May, you can check Duck Key weather in May.

In comparing the weather between October and June, October tends to be slightly cooler, with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 29°C (85°F), while June typically experiences warmer conditions, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 31°C (88°F). Additionally, October sees more precipitation, with 131 mm (5.2 in) over 18 days, compared to June's 105 mm (4.1 in) over 16 days. The humidity is also higher in October at 79%, compared to June's more comfortable 69%. For more details, you can check out Duck Key weather in June.

When comparing the weather in October and July, we observe notable differences in temperature and humidity. October features a minimum temperature of 19°C (67°F), which is significantly cooler than July's minimum of 25°C (78°F). While the average temperature in October reaches 27°C (81°F) and can peak at 29°C (85°F), July maintains slightly higher averages, with an average of 28°C (83°F) and a maximum temperature of 31°C (87°F). Additionally, October sees more rainfall, with 131 mm (5.2 in) over 18 days, compared to July's 90 mm (3.6 in) over 16 days, and higher humidity levels at 79% in October, versus 70% in July. For a deeper dive into July weather specifics, check out Duck Key weather in July.

In comparing the weather of October and August, October presents a cooler atmosphere with minimum temperatures around 19°C (67°F) and an average of 27°C (81°F), while August features warmer conditions, with minimums of 25°C (78°F) and an average temperature of 29°C (84°F). October also sees significantly more precipitation, totaling 131 mm (5.2 in) over 18 days, compared to August's 96 mm (3.8 in) across 16 days. Additionally, October's humidity is higher at 79%, compared to 72% in August, which may contribute to a heavier feeling in the air as the month progresses. For more specifics on August weather, you can check out Duck Key weather in August.

When comparing the weather in October to that of September, October tends to be slightly cooler, with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 29°C (85°F), compared to September's warmer minimum of 25°C (77°F) and maximum of 30°C (86°F). Additionally, while both months experience precipitation on 18 days, October sees a reduced total rainfall of 131 mm (5.2 in) compared to September's heavier 200 mm (7.9 in). Humidity levels are comparable, with October being slightly higher at 79%, compared to September's 76%. For more details on September conditions, you can refer to Duck Key weather in September.

October and November exhibit distinct weather patterns, with October generally experiencing warmer temperatures and higher precipitation. In October, the minimum temperature is around 19°C (67°F), peaking at an average of 27°C (81°F) and maxing out at 29°C (85°F), alongside significant rainfall totaling 131 mm (5.2 in) over 18 days. In contrast, November sees a slight decrease in temperature, with a minimum of 17°C (63°F) and an average of 25°C (77°F), reaching a maximum of 28°C (83°F). Additionally, November enjoys much drier conditions, with only 69 mm (2.7 in) of rain over 11 days. Humidity remains relatively consistent, sitting at 79% in October and 80% in November. For more details on November's climate, you can check Duck Key weather in November.

In October, the weather is generally warmer with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 29°C (85°F) and an average of 27°C (81°F). However, it also experiences higher precipitation, averaging 131 mm (5.2 in) over 18 days, resulting in a humidity level of 79%. In contrast, December brings cooler temperatures, with a minimum of 14°C (58°F) and a maximum of 26°C (80°F), averaging 23°C (74°F). The precipitation in December significantly drops to 44 mm (1.7 in) over just 7 days, while humidity remains relatively stable at 81%. For more detailed insights, check out Duck Key weather in December.

Compare Duck Key's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Duck Key

October in Duck Key brings a gentler touch to the typically warm climate, as temperatures hover around a delightful average of 27°C (81°F). Unlike the sweltering summer months, the air feels a bit crisper, yet with humidity at 79%, the tropical essence remains. This month also marks a shift in weather patterns, with increased precipitation; an average of 18 rain-soaked days can be expected. While the occasional shower may pass through, October remains an inviting time to explore the beauty of Duck Key. For more insights on what to expect throughout the year, visit Duck Key Climate.