September Weather in Herzliya, Israel

Last updated: August 21, 2025

Discover what September has in store for Herzliya, Israel, where summer's warmth lingers with maximum temperatures reaching a blistering 34°C (93°F) and an average of 27°C (81°F). As the month progresses, enjoy the refreshing seaside breezes, even as minimum temperatures settle around a cozy 22°C (72°F). With only 3 mm (0.1 in) of rainfall over just 1 day, the sky mostly remains clear, though humidity levels hover at 73%, adding a touch of tropical feel to the Mediterranean charm. Experience the perfect blend of sun and sea, making September a delightful time to explore the vibrant coastal city!

September Temperature in Herzliya

In September, Herzliya, Israel, enjoys a warm transition into the autumn season, with temperatures typically ranging from a comfortable minimum of 22°C (72°F) to a pleasant average of 27°C (81°F). As summer wanes, the maximum temperature remains inviting at 34°C (93°F), indicative of the lingering heat that characterizes the month. Compared to the preceding months, September showcases a gentle decline in daytime highs while maintaining a balmy atmosphere, creating an ideal environment for outdoor activities and beach outings. This month signals a shift toward cooler evenings, making it an excellent time to explore the city's vibrant culture and scenic coastline without the intense heat of peak summer.

September Weather in Herzliya: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Herzliya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Herzliya, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec585962667377828281777063
Data source: Temperature data for Herzliya 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.

September Precipitation in Herzliya

September in Herzliya, Israel, marks a subtle transition as summer begins to wane, with precipitation remaining minimal at just 3 mm (0.1 in)—a volume consistent with the preceding months of August and July. Interestingly, rain graces the region only once this month, contributing to the overall dry spell characteristic of late summer. As the season shifts towards autumn, it's clear from the data that while September offers a brief respite from the parched summer heat, the promise of increased rainfall looms just ahead in October and November, when precipitation levels rise significantly. This pattern underscores a distinct trend: Herzliya's summer months are largely dry, but the onset of fall brings a renewed rhythm of rain that nourishes the landscape.

September Precipitation Trends in Herzliya

The chart displays monthly precipitation patterns in Herzliya, 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. In Herzliya, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec96714130842331656105
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Herzliya

As summer transitions into autumn, September in Herzliya, Israel brings a noticeable dip in humidity, averaging 73%. This marks a shift from the humid peak experienced in July, which boasts a steamy 82%, and the near-equally humid August at 80%. Though September retains a relatively high level of moisture compared to the earlier months of the year, it signals the beginning of a gradual decrease in humidity levels that continue into October, where it further drops to 67%. This trend highlights a refreshing change as the sweltering summer gives way to milder and more comfortable conditions, paving the way for the enjoyable autumn months ahead.

September Average Humidity in Herzliya

This chart illustrates the average monthly humidity levels in Herzliya, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Herzliya is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%66%68%72%77%77%82%80%73%67%62%65%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Herzliya

As summer transitions into autumn, September in Herzliya, Israel witnesses a slight decrease in the UV Index, reflecting a shift from the extreme levels of July and August. With a UV Index of 9, categorized as very high, sun-seekers should still exercise caution, as the burn time is only 15 minutes. This is indicative of the ongoing strong sun exposure, although conditions are easing compared to the peak summer months. It's a prime time to enjoy outdoor activities while remaining vigilant about sun safety. For more detailed information on UV trends, visit Herzliya UV Index.

Maximum UV Index Levels in Herzliya for September

The chart shows the monthly maximum UV Index (UVI) for Herzliya 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. In September, the maximum UV index in Herzliya typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4689111111109754
Data source: Herzliya 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 Herzliya

September in Herzliya, Israel, continues the trend of abundant sunshine that graces the region throughout the year. With 347 hours of sunlight, the month marks a slight decrease from the peak summer months of July and August, yet it still shines bright compared to the earlier winter months. As summer fades, the sunlight remains generous, encapsulating the essence of a warm Mediterranean transition. This gradual decline hints at the approaching autumn, but the lingering warmth ensures that outdoor activities remain delightful. Overall, September offers a harmonious blend of sunny days, inviting residents and visitors alike to bask in the beautiful coastal atmosphere.

Monthly Sunshine Duration in Herzliya: September Highlighted

The September sunshine duration represents the total number of hours Herzliya 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.
JanFebMarAprMayJunJulAugSepOctNovDec227h277h332h350h392h396h406h388h347h323h286h271h
Data source: Herzliya September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Herzliya During September

In September, Herzliya, Israel, enjoys a delightful 82% chance of sunny weather, making it one of the brighter months of the year. As summer transitions into fall, the likelihood of clear skies slightly dips from the peak of 89% in June and 87% in August, yet it still maintains a robust promise of sunshine. This trend highlights a gradual shift from the scorching summer months, while offering plenty of opportunities to bask in the remaining warmth of the season. With October following closely behind at 72%, September stands out as an ideal time for outdoor activities and enjoying the beautiful Mediterranean backdrop.

Percentage of Sunny Days in September in Herzliya

The chart illustrates the percentage of sunny days in Herzliya 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 Herzliya experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec61%66%57%72%84%89%84%88%82%73%64%43%
Data source: Herzliya September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Herzliya in September

As summer fades into autumn in Herzliya, Israel, September witnesses a gradual shift in daylight duration, offering around 12 hours of sunshine. This marks a gentle descent from the height of summer in June, which boasts a maximum of 14 hours. The month acts as a transitional phase, bridging the vibrant daylight of the summer months with the shorter days of fall. Following September, daylight hours steadily decrease, slipping to 11 hours in October and 10 hours by November. This rhythmic ebb and flow of sunlight not only reflects the changing seasons but also shapes the daily rhythms of life in this coastal city. The interplay of light and shadow during this time invites residents and visitors alike to savor the lingering warmth and beauty of early autumn days.

Average Daylight Hours in Herzliya for September

The chart illustrates the variation in daylight duration in Herzliya throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 17m11h 1m11h 59m12h 58m13h 48m14h 12m13h 59m13h 16m12h 19m11h 20m10h 29m10h 3m
Data source: Herzliya daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Herzliya

As summer winds down in Herzliya, September brings a gentle shift in the breeze, with an average wind speed of 3.2 m/s (7 mph). This marks a slight increase from August, which recorded the year's lowest winds at just 2.9 m/s (6 mph). The transition into fall seems to awaken the winds, hinting at cooler days ahead, while maintaining a comfortable sea breeze for beachgoers. Interestingly, the winds remained fairly stable throughout the summer months, predominantly hovering around the 3.0 m/s mark, but September sets the stage for a gradual uptick that continues into October. This trend of increasing wind speeds lays the foundation for a refreshing autumn, making it a delightful time for outdoor activities along the stunning Herzliya coastline.

Average September Wind Speed in Herzliya

The chart displays monthly wind speed patterns in Herzliya, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.23.63.93.93.03.03.22.93.2 m/s3.43.24.3
Data source: Herzliya September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Herzliya Compares to Other Months

Weather in Herzliya varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Herzliya, focusing on differences in temperature, rainfall, humidity, and UV levels.

In September, the weather is typically warm, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 34°C (93°F) and an average of 27°C (81°F). The humidity is relatively high at 73%, but there is minimal rainfall, averaging just 3 mm over about 1 day. In contrast, January brings cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 26°C (79°F), averaging around 15°C (59°F). This month also experiences significantly higher precipitation levels, with about 96 mm over 11 days, and the humidity drops to 64%. For more information, you can check Herzliya weather in January.

September and February showcase contrasting weather patterns. In September, temperatures range from a comfortable minimum of 22°C (72°F) to a warm average of 27°C (81°F), peaking at a hot 34°C (93°F). The month is relatively dry, with only 3 mm (0.1 in) of precipitation over just one day and a humidity level of 73%. In contrast, February experiences cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 24°C (76°F), leading to a lower average of 15°C (59°F). This month sees significant rainfall, totaling 71 mm (2.8 in) spread across 9 days, coupled with a slightly lower humidity of 66%. For more detailed information, visit Herzliya weather in February.

September and March showcase contrasting weather patterns. In September, temperatures begin with a minimum of 22°C (72°F) and can reach as high as 34°C (93°F), providing warm and dry conditions with only 3 mm of precipitation over a single day. In contrast, March experiences cooler temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 31°C (89°F), along with increased rainfall totaling 41 mm over seven days, indicating a more variable climate. Additionally, while September boasts higher humidity at 73%, March remains slightly lower at 68%. For more specifics on March weather, check out Herzliya weather in March.

When comparing the weather in September and April, one can observe notable differences. September enjoys warmer temperatures, ranging from a minimum of 22°C (72°F) to an average of 27°C (81°F), with occasional highs reaching 34°C (93°F). In contrast, April has cooler weather, with temperatures beginning at 12°C (54°F) and averaging around 19°C (67°F), although it can also spike to 34°C (94°F). Additionally, September is relatively dry, with only 3 mm (0.1 in) of precipitation over just one day, while April experiences considerably more rain, totaling 30 mm (1.2 in) over five days. Humidity levels are quite similar in both months, with September at 73% and April at 72%. For a more detailed look at April weather, you can check Herzliya weather in April.

In comparing the weather of September and May, we see distinct differences in temperature and humidity. September tends to be warmer with average temperatures around 27°C (81°F) and maximums soaring to 34°C (93°F), while May is cooler, averaging 23°C (74°F) and peaking at 39°C (103°F). Additionally, September experiences slightly less precipitation with only 3 mm (0.1 in) over a single day, compared to May's 7 mm (0.3 in) over two days. Humidity levels are also quite similar, with September at 73% and May at 77%. For more detailed information, you can check Herzliya weather in May.

In September, the weather remains warm, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 34°C (93°F). The humidity is relatively high at 73%, but with minimal precipitation of just 3 mm (0.1 in) over one day. In contrast, June offers slightly cooler temperatures with a minimum of 19°C (66°F) and a maximum of 35°C (95°F), although it is usually a bit more humid at 77%. Additionally, June experiences slightly higher precipitation levels at 4 mm (0.2 in) on one day. For a detailed look at the weather conditions in June, explore Herzliya weather in June.

In comparing the weather of September and July, both months experience warm temperatures, but July tends to be hotter overall. While September has an average temperature of 27°C (81°F) with a maximum of 34°C (93°F), July boasts a higher average of 28°C (82°F) and can reach up to 37°C (99°F). Precipitation is minimal in both months, with July recording no rainy days compared to September's slight rainfall of just 3 mm over one day. Additionally, humidity levels are slightly higher in July at 82%, compared to 73% in September. For more details on July weather, you can check out Herzliya weather in July.

In comparing the weather of September and August, both months experience similar temperature ranges, with September seeing a minimum of 22°C and an average of 27°C, slightly cooler than August's minimum of 23°C and average of 28°C. The maximum temperature remains consistent at 34°C for both months. Precipitation is also comparable, with September recording 3mm over 1 day, while August experienced the same amount but with no days of rain. Humidity levels drop from 80% in August to 73% in September, indicating a slight improvement in comfort. For more detailed information about August weather in Herzliya, you can visit Herzliya weather in August.

In September, temperatures in Herzliya range from a minimum of 22°C (72°F) to a maximum of 34°C (93°F), with an average of 27°C (81°F) and minimal rainfall of just 3 mm over one day. The humidity is relatively high at 73%, contributing to the warm, summery feel. In contrast, October sees a slight dip in the minimum temperature to 19°C (66°F) and an average of 25°C (77°F). While the maximum temperature rises to 35°C (95°F), October experiences more rainfall at 16 mm over three days, with humidity decreasing to 67%. For more detailed insights, you can check out Herzliya weather in October.

September typically boasts warmer temperatures, with a minimum of 22°C (72°F) and an average high reaching 34°C (93°F), making it one of the hotter months. In contrast, November sees a cooler climate, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 31°C (87°F) and an overall average of 21°C (70°F). While September experiences minimal precipitation at just 3 mm (0.1 in) over a single day, November is significantly wetter, receiving 56 mm (2.2 in) across seven days. Additionally, humidity levels are higher in September at 73%, compared to 62% in November. For a detailed look at the weather in Herzliya during November, you can check this link: Herzliya weather in November.

September and December present contrasting weather patterns. In September, temperatures are considerably warmer, with a minimum of 22°C (72°F) and an average of 27°C (81°F), occasionally peaking at 34°C (93°F). The month experiences minimal precipitation, totaling just 3 mm (0.1 in) over one day, and higher humidity at 73%. In sharp contrast, December brings cooler weather with temperatures ranging from a minimum of 11°C (52°F) to an average of 17°C (64°F) and a maximum of 29°C (84°F). However, it is significantly wetter, receiving 105 mm (4.2 in) of rain over 11 days and with humidity dropping to 65%. For more detailed insights into December's weather, visit Herzliya weather in December.

Compare Herzliya's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Herzliya

September in Herzliya marks a transition from the sweltering summer heat to more moderate temperatures, making it a delightful time to enjoy the coastal city. With an average temperature of 27°C (81°F) and maximum highs nearing 34°C (93°F), the warmth persists but is tempered by a significant drop in precipitation. This month typically sees only 1 day of rainfall, resulting in a pleasant 73% humidity that enhances the beach experience. In contrast to the heavier rains of winter or the sweltering summer months, September offers a comfortable escape, ideal for outdoor activities. For a deeper insight into year-round weather patterns, be sure to check Herzliya Climate.