September Weather in Tarpon Springs, United States

Last updated: February 24, 2025

In September, Tarpon Springs, United States, experiences a delightful blend of warm temperatures and refreshing humidity. The maximum temperature reaches a balmy 32°C (89°F), while the average hovers around 27°C (81°F), providing a comfortable climate for outdoor activities. However, with minimum temperatures dipping to 22°C (73°F) at night, visitors can expect pleasantly cool evenings. Rainfall is a common occurrence this month, with a total precipitation amount of 138 mm (5.4 in) spread over 18 days, contributing to a significant humidity level of 83%. Whether you're seeking adventure or relaxation, September's weather offers a vibrant atmosphere perfect for exploring this charming coastal town.

September Temperature in Tarpon Springs

In Tarpon Springs, September marks a transition into the subtle warmth of early fall, with temperatures showcasing a delightful blend of summer’s lingering heat. The month begins with minimums around 22°C (73°F) and peaks at an average of 27°C (81°F), nearly mirroring the sweltering highs of August. As August fades, the maximum temperature slightly cools to 32°C (89°F), yet this warmth ensures plenty of opportunities for beach outings and sunset strolls along the coast. While September's warmth remains palpable, it hints at the impending cooler temperatures of October, making it a perfect time for outdoor adventures in Tarpon Springs before the fall sets in.

September Weather in Tarpon Springs: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tarpon Springs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec606467727781828281786964
Data source: Temperature data for Tarpon Springs 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.

September Precipitation in Tarpon Springs

In September, Tarpon Springs experiences a notable shift in its precipitation patterns, receiving 138 mm (5.4 inches) of rain over 18 days. This marks a significant decrease from the previous months, particularly August, which saw an impressive 235 mm (9.3 inches) of rainfall. The transition reflects the tail end of the summer rainy season, characterized by extended wet periods. As the region heads into October, the precipitation levels drop even further, highlighting a trend towards dryer conditions in the fall months. This gradual shift in rainfall not only affects the lush landscapes of Tarpon Springs but also signals the onset of more temperate weather as the year progresses.

September Precipitation Trends in Tarpon Springs

The chart displays monthly precipitation patterns in Tarpon Springs, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec48612169108151216235138734583
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tarpon Springs

In September, Tarpon Springs experiences a notable spike in humidity, reaching 83%, which mirrors the levels seen in January and November. This rise marks a trend where humidity remains relatively high throughout the year, particularly in the cooler months of early fall and late winter. Notably, as summer transitions to fall, September's humidity reflects the lingering warmth of summer, setting the stage for the slightly drier conditions of October, which dips to 81%. This fluctuation illustrates Tarpon Springs' characteristic tropical climate, where moisture levels consistently hover around the higher end, creating a lush and vibrant environment.

September Average Humidity in Tarpon Springs

This chart illustrates the average monthly humidity levels in Tarpon Springs, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%78%77%75%76%79%78%83%81%83%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tarpon Springs

As September rolls into Tarpon Springs, residents and visitors alike experience a UV Index of 11, marking this month as part of the extreme exposure category. With a burn time of just 10 minutes, it's crucial to stay vigilant about sun safety during outdoor activities. This trend of elevated UV levels continues from the hotter summer months, indicating that the sun's rays remain potent even as we transition into fall. As we look ahead, the UV Index will gradually dip in October, leading to slightly longer burn times. For detailed insights and updates, check out the Tarpon Springs UV Index. Stay protected and enjoy the sunshine!

Maximum UV Index Levels in Tarpon Springs for September

The chart shows the monthly maximum UV Index (UVI) for Tarpon Springs in September, 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.
JanFebMarAprMayJunJulAugSepOctNovDec689111112121111975
Data source: Tarpon Springs September 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.

September Sunshine in Tarpon Springs

As summer gently fades into autumn, September in Tarpon Springs holds onto a delightful 309 hours of sunshine, making it a splendid month for outdoor adventures. Following the peak of May's 336 hours, the sunshine hours gradually decline, yet September still offers plenty of bright days. This month showcases a moderate sun exposure that rivals the sun-filled July and August months, reflecting a vibrant late summer atmosphere before cooler days approach. The gentle warm rays invite locals and visitors alike to bask in the beauty of Tarpon Springs, creating a perfect backdrop for leisurely walks, beach outings, and enjoying the rich cultural scene. Overall, September strikes a harmonious balance, offering a melodious transition into fall while still celebrating the essence of summer.

Monthly Sunshine Duration in Tarpon Springs: September Highlighted

The September sunshine duration represents the total number of hours Tarpon Springs experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec216h256h313h314h336h301h319h314h309h298h275h259h
Data source: Tarpon Springs September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tarpon Springs During September

In Tarpon Springs, the likelihood of sunny weather in September is relatively modest at 33%, reflecting a slight dip compared to the summer months, where sunshine chances plummet in June, July, and August. This trend showcases an interesting shift as the region transitions from the peak summer heat into the more temperate fall. In contrast to the earlier part of the year, when the chances for sun steadily increase, September finds itself nestled between the summer's decline and October's recovery to 50%. Overall, while September offers a less sunny landscape, it sets the stage for brighter days ahead as the year leans into autumn.

Percentage of Sunny Days in September in Tarpon Springs

The chart illustrates the percentage of sunny days in Tarpon Springs throughout the year, with September 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 Tarpon Springs experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%48%51%58%57%19%22%17%33%50%54%56%
Data source: Tarpon Springs September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tarpon Springs in September

As September arrives in Tarpon Springs, the daylight begins to subtly shift, providing 12 hours of sunshine each day. This marks a slight decline from the longer, sun-drenched days of summer, where daylight peaked at 13 hours from May through August. The transition into fall heralds a gradual decrease in daylight that will continue through October and November, ultimately settling back to 10 hours by December. This rhythm not only signals the changing seasons but also invites residents and visitors alike to embrace the warm, golden rays of September before they fade into the cozy, shorter days of autumn.

Average Daylight Hours in Tarpon Springs for September

The chart illustrates the variation in daylight duration in Tarpon Springs throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 34m11h 11m12h12h 51m13h 33m13h 53m13h 42m13h 5m12h 17m11h 27m10h 43m10h 22m
Data source: Tarpon Springs daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tarpon Springs

As September rolls into Tarpon Springs, the wind begins to whisper softer tunes, with an average wind speed of just 3.5 m/s (8 mph), the gentlest of the year. This marks a notable reduction from the spring and early summer months, where windsaver between 4.0 m/s and 5.1 m/s. The transition to autumn brings a slight stillness, signaling a shift in the coastal climate as temperatures start to decline. Interestingly, the prevailing trend shows that September's breeze is not only the calmest of the year but closely follows the lighter winds of December, which also averages 3.6 m/s. This seasonal ebb invites a tranquil atmosphere, perfect for enjoying the serene beauty of Tarpon Springs as summer fades and fall approaches.

Average September Wind Speed in Tarpon Springs

The chart displays monthly wind speed patterns in Tarpon Springs, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.85.14.84.74.94.03.84.13.5 m/s4.44.83.6
Data source: Tarpon Springs September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tarpon Springs Compares to Other Months

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

September and January showcase a stark contrast in weather patterns. September temperatures range significantly, with a minimum of 22°C (73°F) and an average of 27°C (81°F), peaking at 32°C (89°F). This month also sees considerable rainfall, with 138 mm (5.4 in) falling over 18 days, all while maintaining high humidity at 83%. In contrast, January presents a much cooler climate, where temperatures drop to a minimum of 1°C (35°F), with a more moderate average of 16°C (61°F) and a maximum of 24°C (75°F). Additionally, January experiences significantly less precipitation, totaling 48 mm (1.9 in) over just 5 days, yet the humidity remains consistent at 83%. For more detailed insights, you can view Tarpon Springs weather in January.

September weather is marked by warmth and humidity, with average temperatures ranging from a minimum of 22°C (73°F) to a maximum of 32°C (89°F). It tends to be a wetter month, receiving 138 mm (5.4 in) of precipitation over 18 days, resulting in a high humidity level of 83%. In contrast, February offers a much milder climate, with average temperatures between 8°C (46°F) and 26°C (79°F). Precipitation is significantly lower at 60 mm (2.4 in) over just 6 days, leading to a slightly lower humidity of 82%. For more details on February weather, you can check Tarpon Springs weather in February.

September and March present contrasting weather patterns. In September, temperatures soar with a minimum of 22°C (73°F) and an average of 27°C (81°F), peaking at 32°C (89°F). The month is also marked by significant rainfall, accumulating to 138 mm (5.4 in) over 18 days, accompanied by high humidity at 83%. In stark contrast, March offers a much cooler climate, with temperatures dipping to a minimum of 7°C (44°F), averaging 20°C (67°F), and reaching a maximum of 26°C (80°F). Precipitation is minimal in March, totaling only 21 mm (0.8 in) over just 4 days, and humidity is slightly lower at 78%. For more specific details, see the Tarpon Springs weather in March.

When comparing the weather between September and April, a marked contrast is evident. September tends to be much warmer, with average temperatures reaching 27°C (81°F) and highs hitting 32°C (89°F), while April's average temperature is cooler at 22°C (72°F), peaking at 28°C (83°F). Additionally, September experiences significantly higher precipitation, totaling 138 mm (5.4 in) over 18 days, compared to April’s 69 mm (2.7 in) over just 8 days. Humidity remains fairly high in both months, though September is slightly more humid at 83%, compared to April's 77%. To learn more about the weather patterns in April, check out Tarpon Springs weather in April.

In comparing the weather of September and May, September tends to be warmer with average temperatures reaching 27°C (81°F) and maximums of 32°C (89°F), while May averages slightly lower at 25°C (77°F), peaking at 30°C (87°F). September also experiences higher humidity levels at 83%, compared to May's 75%, making it feel more stifling. Additionally, September sees more precipitation, with an average of 138 mm (5.4 in) over 18 days, contrasting with May's 108 mm (4.2 in) spread over just 9 days. For a more detailed look at May's weather, you can visit Tarpon Springs weather in May.

In comparing the weather conditions of September and June, we observe some intriguing similarities and differences. Both months feature an average temperature of 27°C (81°F) and reach maximums of 32°C (89°F in September and 90°F in June). However, June typically experiences slightly higher minimum temperatures, averaging at 23°C (73°F) compared to September's 22°C (73°F). When it comes to precipitation, June sees a bit more rainfall with 151 mm (5.9 in) over 19 days, while September has 138 mm (5.4 in) spread across 18 days. Interestingly, September has a higher humidity level at 83%, compared to June’s 76%. For a more detailed look at June's weather, you can visit Tarpon Springs weather in June.

In comparing the weather between September and July, one notable difference is the precipitation levels; September experiences 138 mm (5.4 in) of rain over 18 days, while July sees a significantly higher 216 mm (8.5 in) over 26 days. Additionally, July tends to be slightly warmer, with minimum temperatures starting at 24°C (76°F) compared to September's 22°C (73°F). Despite both months having the same maximum temperature of 32°C (89°F), September's average temperature is marginally cooler at 27°C (81°F) versus July's 28°C (82°F). Furthermore, September has a higher humidity level at 83%, compared to July's 79%. For more detailed information, you can check Tarpon Springs weather in July.

In comparing the weather of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 22°C (73°F) to a maximum of 32°C (89°F), while August sees higher temperatures, with a low of 24°C (76°F) and a high of 33°C (91°F). Precipitation is notably less in September, with 138 mm (5.4 in) over 18 days compared to August's 235 mm (9.3 in) over 25 days. Additionally, September experiences higher humidity at 83%, compared to August's 78%. For more detailed information about August weather, you can visit Tarpon Springs weather in August.

September and October present a notable shift in weather patterns. In September, temperatures are warmer, with a minimum of 22°C (73°F) and an average of 27°C (81°F), peaking at a maximum of 32°C (89°F). Additionally, this month experiences significant rainfall, totaling 138 mm (5.4 in) over 18 days, coupled with high humidity at 83%. In contrast, October sees a decrease in temperatures, with a minimum of 14°C (58°F) and an average of 25°C (78°F), while the maximum remains similar at 31°C (87°F). Rainfall also drops significantly to 73 mm (2.9 in) over just 9 days, resulting in slightly lower humidity levels at 81%. For a closer look at October weather specifics, you can refer to Tarpon Springs weather in October.

September and November present a stark contrast in weather patterns. In September, temperatures range from a minimum of 22°C (73°F) to a maximum of 32°C (89°F), with an average of 27°C (81°F) and substantial rainfall of 138 mm (5.4 in) over 18 days, leading to high humidity levels at 83%. In contrast, November offers cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 28°C (83°F), averaging 20°C (69°F). Precipitation significantly decreases to 45 mm (1.8 in) over just 6 days, yet humidity remains steady at 83%. For more details on the weather specifics in November, visit Tarpon Springs weather in November.

September and December present a striking contrast in weather conditions. In September, temperatures are notably warmer, with a minimum of 22°C (73°F) and an average of 27°C (81°F), reaching a maximum of 32°C (89°F). This month also experiences substantial rainfall, with 138 mm (5.4 in) of precipitation spread over 18 days and humidity levels averaging 83%.

Conversely, December offers a much cooler climate, with temperatures dropping to a minimum of 6°C (43°F) and averaging 18°C (64°F), peaking at 24°C (76°F). Additionally, precipitation is lighter, totaling 83 mm (3.3 in) over just 8 days, and humidity hovers slightly higher at 86%. For more detailed insights, you can check out Tarpon Springs weather in December.

Compare Tarpon Springs's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tarpon Springs

September in Tarpon Springs brings a unique blend of warm temperatures and increased rainfall compared to other months. With an average temperature hovering around 27°C (81°F) and high humidity levels reaching 83%, the atmosphere feels quite tropical. This month often experiences frequent rain, averaging 138 mm with about 18 rainy days, making it one of the wetter times of the year. As summer wanes, the combination of warmth and moisture creates a vibrant yet unpredictable climate, inviting both locals and visitors to embrace the lush surroundings. For a deeper dive into the weather patterns that define this charming coastal town, check out Tarpon Springs Climate.