Last updated: August 21, 2025
In Herzliya, Israel, January presents a mild Mediterranean climate characterized by an average temperature of 15°C (59°F), peaking at a comfortable 26°C (79°F) and dipping to a minimum of 8°C (46°F). During this month, residents and visitors can expect about 96 mm (3.8 in) of rain spread over 11 days, contributing to a relative humidity of 64%. This blend of warm days and cooler nights creates an inviting atmosphere, perfect for exploring the scenic coastal city while occasionally taking cover from the refreshing winter showers.
In January, Herzliya, Israel, experiences a pleasant winter climate with temperatures ranging from a cool 8°C (46°F) at night to a warm 26°C (79°F) during the day. The average temperature stabilizes around 15°C (59°F), making it an ideal time for outdoor exploration without the sweltering heat typical of later months. As the winter transitions into spring, February sees only slight changes, maintaining a similar average while nudging the minimum up a degree. By March, temperatures begin to rise more significantly, hitting a maximum of 31°C (89°F), hinting at the warmer days ahead. This emerging trend clearly sets the stage for Herzliya’s hot summers, which peak in July and August. However, January's mild conditions provide a refreshing escape, perfect for visitors seeking to enjoy the coastal charm of this vibrant city.
January in Herzliya, Israel, brings the highest precipitation of the year, with a notable 96 mm (3.8 in) of rain over approximately 11 days. This wet start sets the tone for the winter months, closely followed by December's 105 mm (4.2 in) and November's 56 mm (2.2 in). As winter transitions to spring, precipitation gradually declines, with February's 71 mm (2.8 in) dropping significantly to 41 mm (1.6 in) in March. By the time summer arrives, the region experiences a stark decrease, with hardly any rain, reflecting a clear trend of diminishing rainfall from late spring through summer months. Overall, Herzliya's January serves as an essential marker in its climatic patterns, hinting at the seasonal shifts that follow.
In January, Herzliya, Israel, experiences an average humidity of 64%, setting the stage for a gradual increase as the months progress. Leading into February and March, humidity levels rise slightly to 66% and 68%, respectively, indicating a trend toward a more humid climate as winter transitions into spring. By April, this upward trajectory continues, peaking at 72%. As summer approaches, May and June maintain a consistent humidity of 77%, which marks a shift into the more sultry conditions typical of this coastal city. The heights of summer in July see humidity jump to 82%, followed closely by a slight dip to 80% in August. As fall approaches, humidity begins to recede, culminating at 73% in September and gradually tapering off to 62% in November. This yearly cycle illustrates Herzliya's transition from the cool, comfortable winter months to the warm, humid summer, with a noticeable decrease in moisture levels as the year winds down.
In January, Herzliya, Israel, experiences a moderate UV Index of 4, indicating that while the sun can be enjoyed, some precautions are still advisable. The typical burn time stands at 30 minutes, allowing for a leisurely outdoor experience. As the months progress, the UV Index steadily climbs, peaking at extreme levels of 11 from May to July, with significantly reduced burn times of just 10 minutes in those months. This trend highlights the increasing intensity of UV radiation in spring and summer, making it essential for residents and visitors alike to stay vigilant against sunburn and potential skin damage. Conversely, UV levels drop back to moderate by November and December, presenting a welcome relief as burn times extend back to 30 minutes. For a detailed monthly breakdown and more insights, visit Herzliya UV Index.
UV Risk Categories
January in Herzliya, Israel, greets residents with 227 hours of sunshine, setting the stage for a gradual increase that characterizes the months ahead. As the year unfolds, February sees a noteworthy rise to 277 hours, paving the way for spring’s radiant embrace. By March, the golden rays reach 332 hours, and April shines even brighter with 350 hours. The sun truly peaks in the summer months, especially in July when it bathes the city in an impressive 406 hours of sunlight. Although August experiences a slight decline to 388 hours, the brilliance continues into September with 347 hours. As the year winds down, the hours of sunshine gradually diminish, concluding December with 271 hours. This trend paints a picture of Herzliya as a sun-kissed haven, where each month brings a delightful promise of warmth and light.
In Herzliya, Israel, January offers a 61% chance of sunny weather, setting the stage for a pleasant winter month. This likelihood of sunshine is notably lower than the following months, with February peaking at 66%, suggesting a slow transition into the sunnier days of spring. As temperatures steadily rise, May and June greet residents with breathtaking 84% and 89% chances of sun, respectively. The trend of increasing sunshine continues into the summer, with July and August maintaining robust probabilities of 84% and 87%. By the time October rolls around, the chance of sun dips to 72%, culminating in a gradual decline towards the year's end, as December sees a stark drop to just 43%. This sunny disposition during January, while not the highest, is a promising start to a year filled with brighter days ahead.
In Herzliya, Israel, January offers approximately 10 hours of daylight, marking the start of a gradual increase as the year progresses. As February transitions in, daylight extends to 11 hours, a glimpse of the longer days to come. This trend continues into March, where daylight remains steady at 11 hours, hinting at the approach of spring. By April, the days stretch to 12 hours, paving the way for the vibrant months ahead. The pinnacle of daylight arrives in June with 14 hours, basking the city in sunlight. However, from July to September, daylight begins to wane slightly, settling back to 12 hours in September. As the days grow shorter into autumn, October and November see a decline back to 10 hours, before December mirrors January’s brevity, rounding out the year with cozy winter evenings. Overall, Herzliya experiences a rhythmic ebb and flow of daylight throughout the year, reflecting the seasonal changes beautifully.
In January, Herzliya, Israel, experiences a refreshing average wind speed of 4.2 m/s (9 mph), setting the tone for the month with a brisk and vibrant energy. As winter transitions into spring, the winds trend slightly downwards, with February and March registering 3.6 m/s (8 mph) and 3.9 m/s (9 mph), respectively. This mild early spring breeze continues until May, where we're greeted with gentler currents of 3.0 m/s (7 mph). The summer months see a further softening, with August reaching its calmest at 2.9 m/s (6 mph). However, as autumn arrives, the winds pick up again, culminating in December with a gusty 4.3 m/s (10 mph), reminiscent of January's energetic start. Overall, the January winds set the stage for a year defined by gentle breezes, interspersed with invigorating bursts that echo the seasons’ transitions throughout Herzliya.
Weather in Herzliya varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Herzliya, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather features a noticeable range in temperatures, with minimums dipping to 8°C (46°F) and maximums reaching up to 26°C (79°F). The month experiences a total of 96 mm (3.8 in) of precipitation spread over 11 days, along with a humidity level of 64%. In contrast, February sees slightly warmer minimum temperatures at 9°C (48°F) and maximums decreasing to 24°C (76°F). Precipitation drops to 71 mm (2.8 in) over just 9 rainy days, while humidity rises to 66%. For more detailed weather information specifically for February, you can check Herzliya weather in February.
In January, the weather is characterized by mild temperatures, with a minimum of 8°C (46°F), an average of 15°C (59°F), and a maximum of 26°C (79°F). The month sees significant precipitation, totaling 96 mm (3.8 in) over 11 days, contributing to a humidity level of 64%. In contrast, March experiences slightly warmer conditions, with a minimum of 8°C (47°F), an average of 16°C (62°F), and a notable maximum of 31°C (89°F). Precipitation decreases to 41 mm (1.6 in) across 7 days, and humidity rises to 68%. For more details on the weather in March, you can check out the link: Herzliya weather in March.
In January, the weather is relatively mild, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 26°C (79°F), averaging around 15°C (59°F). This month sees a significant amount of rainfall, with 96 mm (3.8 in) of precipitation over approximately 11 days, and a humidity level of 64%. In contrast, April experiences warmer temperatures, with a minimum of 12°C (54°F) and a maximum soaring to 34°C (94°F), averaging 19°C (67°F). Rainfall decreases dramatically to just 30 mm (1.2 in) over 5 days, and humidity rises slightly to 72%. For a closer look at April's weather in Herzliya, you can explore Herzliya weather in April.
In January, the weather typically exhibits a cooler climate with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 26°C (79°F) and an average of 15°C (59°F). This month also sees a notable amount of rainfall, averaging 96 mm (3.8 in) over approximately 11 days, resulting in a relatively moderate humidity level of 64%.
In contrast, May experiences significantly warmer temperatures, with minimums of 15°C (59°F) and maximums soaring up to 39°C (103°F), along with an average of 23°C (74°F). The precipitation in May is minimal, at just 7 mm (0.3 in) over 2 days, and the humidity rises to 77%. For a more detailed insight into May's climate, you can check out Herzliya weather in May.
In January, the weather is mild with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 26°C (79°F), resulting in an average of 15°C (59°F). The month experiences significant rainfall, totaling 96 mm (3.8 in) over 11 days, along with a humidity level of 64%. In contrast, June brings much warmer conditions, with temperatures starting at a minimum of 19°C (66°F) and soaring to a maximum of 35°C (95°F), averaging around 25°C (77°F). Rainfall is virtually non-existent in June, with just 4 mm (0.2 in) over a single day, while humidity increases to 77%. For a closer look at June weather, check out Herzliya weather in June.
January and July present stark contrasts in weather patterns. January experiences milder temperatures, with a minimum of 8°C (46°F) and a maximum of 26°C (79°F), accompanied by about 96 mm (3.8 in) of precipitation over 11 days, resulting in a relatively humid environment at 64%. In contrast, July boasts significantly warmer conditions, with nighttime lows of 22°C (71°F) and daytime highs reaching up to 37°C (99°F). This month is characterized by minimal precipitation—only 2 mm (0.1 in) over the course of the month and an absence of rainy days, while humidity rises to 82%. For more detailed insights, you can check Herzliya weather in July.
When comparing the weather in January and August, there’s a notable contrast in temperatures and precipitation. January sees milder temperatures with a minimum of 8°C (46°F) and an average of 15°C (59°F), peaking at 26°C (79°F). In contrast, August brings much warmer conditions, recording a minimum of 23°C (74°F) and an average of 28°C (83°F), reaching highs of 34°C (93°F). Additionally, January experiences relatively higher precipitation with 96 mm (3.8 in) spread over 11 days, while August remains dry with only 3 mm (0.1 in) and no recorded rainy days. Furthermore, the humidity levels rise in August to 80%, compared to January’s 64%. For more details on local conditions, you can check Herzliya weather in August.
When comparing the weather in January and September, there is a striking contrast in temperatures and precipitation levels. January experiences cooler temperatures, with a minimum of 8°C (46°F) and an average of 15°C (59°F) that peak at 26°C (79°F), paired with higher precipitation of 96 mm (3.8 in) over 11 rainy days and a humidity level of 64%. In contrast, September brings warmer conditions, with a minimum temperature of 22°C (72°F) and an average of 27°C (81°F), reaching highs of 34°C (93°F). This month is also characterized by significantly lower rainfall, with only 3 mm (0.1 in) over just 1 day, and a slightly higher humidity of 73%. For more information, you can check Herzliya weather in September.
In January, temperatures range from a minimum of 8°C (46°F) to a maximum of 26°C (79°F), with an average of 15°C (59°F). The month experiences considerable rainfall, totaling 96 mm (3.8 in) over about 11 days, contributing to a humidity level of 64%. In contrast, October features a much warmer climate, with temperatures varying from a minimum of 19°C (66°F) to a maximum of 35°C (95°F), averaging 25°C (77°F). Precipitation is significantly lower at just 16 mm (0.6 in) over only 3 days, and humidity rises slightly to 67%. For more details, check Herzliya weather in October.
In comparing the weather between January and November, January experiences cooler temperatures with a minimum of 8°C (46°F) and a maximum of 26°C (79°F), while November sees milder conditions, ranging from a minimum of 14°C (58°F) to a maximum of 31°C (87°F). Additionally, January is notably wetter, receiving 96 mm (3.8 in) of precipitation over 11 days, compared to November's 56 mm (2.2 in) across just 7 days. Despite the slight difference in humidity, with January at 64% and November at 62%, the overall trend shows that November is both warmer and drier. For more details, check out Herzliya weather in November.
January and December exhibit some notable differences in weather patterns. In January, temperatures range from a minimum of 8°C (46°F) to a maximum of 26°C (79°F), with an average of 15°C (59°F). Conversely, December tends to be slightly warmer, featuring a minimum of 11°C (52°F) and a maximum of 29°C (84°F), with an average temperature of 17°C (64°F). Precipitation levels show a slight increase in December, totaling 105 mm (4.2 in) over 11 days compared to January's 96 mm (3.8 in) under similar conditions. Humidity levels are nearly consistent, with January at 64% and December at 65%. For more detailed weather information specifically about December, check Herzliya weather in December.
January in Herzliya presents a refreshing contrast to the hotter summer months, offering a pleasant climate that many find ideal. With average temperatures that rarely rise above 26°C and dip to a minimum of 8°C, this winter month invites visitors to enjoy the mild weather while experiencing occasional rainfall. The higher humidity of 64% combined with about 11 days of precipitation contributes to a unique atmosphere, perfect for those seeking a break from the heat. For a more detailed look at how Herzliya's winter weather compares to the rest of the year, check out Herzliya Climate.