September Weather in Jurmala, Latvia

Last updated: August 21, 2025

Experience the enchanting weather of Jurmala, Latvia, in September, where the maximum temperature can reach a pleasant 26°C (79°F), while the average hovers around a comfortable 14°C (58°F). As the month progresses, temperatures can dip to a cool 4°C (40°F), reminding visitors that autumn is on the horizon. Precipitation is a prominent feature, with about 80 mm (3.2 in) of rain spread over 14 days, resulting in high humidity levels at 87%. This blend of warmth and moisture creates a cozy atmosphere, perfect for exploring the natural beauty and vibrant culture of this captivating coastal town.

September Temperature in Jurmala

As summer gradually yields to autumn, September in Jurmala, Latvia offers a delightful transition in temperatures. The month begins with a comfortable average temperature of 14°C (58°F), perfect for enjoying the coastal scenery while the days are still long. With a minimum dipping down to 4°C (40°F) and a pleasant maximum reaching up to 26°C (79°F), this is a time when one can bask in the lingering warmth of late summer or enjoy the refreshing coolness of early fall. The gradual decrease in temperatures marks the approach of autumn, yet September remains an inviting month, ideal for outdoor activities along Jurmala's beautiful beaches and scenic landscapes. As the month progresses, those crisp autumn evenings start to become more common, setting the stage for the stunning foliage that will follow.

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

The chart illustrates September temperature patterns in Jurmala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jurmala, 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).
JanFebMarAprMayJunJulAugSepOctNovDec313035435263666457494133
Data source: Temperature data for Jurmala 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 Jurmala

In September, Jurmala, Latvia, experiences a notable transition with precipitation averaging 80 mm (3.2 in) over 14 rainy days. This marks a slight decrease compared to August's higher totals, reflecting the gradual shift towards autumn. As summer’s warmth fades, the frequency of rain remains consistent, highlighting the city's lush surroundings and vibrant greenery. The trend shows that rainfall typically peaks during the mid to late summer months, but September still sustains significant moisture, serving as a bridge to the wetter months ahead in October and November, both averaging at 84 mm (3.3 in). The consistent precipitation throughout the late summer and early autumn months illustrates the region's rich climatic character, making Jurmala both a picturesque and dynamic destination year-round.

September Precipitation Trends in Jurmala

The chart displays monthly precipitation patterns in Jurmala, 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 Jurmala, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec463848385255798481846655
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jurmala

In Jurmala, Latvia, September marks a transition as the summer warmth begins to wane. With humidity levels at 87%, this month sees a slight increase compared to the summer months of July and August, which hover around 76% and 80%, respectively. This uptick reflects the lingering moisture in the air as autumn approaches, contrasting sharply with the drier conditions found in the preceding months. As humidity starts to rise again, we anticipate a gradual shift towards the wetter months ahead, where figures climb back to the higher levels characteristic of the winter season, peaking at 93% in January. The ebb and flow of humidity in Jurmala not only define its climate but also shape the experiences of those living in or visiting this coastal gem.

September Average Humidity in Jurmala

This chart illustrates the average monthly humidity levels in Jurmala, 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 Jurmala is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%90%87%72%76%76%80%87%91%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jurmala

As summer fades into autumn, September in Jurmala, Latvia, offers a transition in UV exposure. The UV Index drops to a moderate level of 4, compared to the higher indices of the summer months, reflecting a shift towards safer sun exposure conditions. With a burn time of 30 minutes, it's essential to remain mindful while enjoying the lingering warmth of early fall. This month marks a notable decrease from the peak indices of 7 in July and 6 in August, when the risk of skin damage heightened. The gradual decline in UV levels is a welcome relief, yet caution is still advised. For those looking to explore further about UV conditions in this charming coastal town, check out the Jurmala UV Index.

Maximum UV Index Levels in Jurmala for September

The chart shows the monthly maximum UV Index (UVI) for Jurmala 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 Jurmala typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Jurmala 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 Jurmala

As summer transitions into autumn, September in Jurmala, Latvia offers a delightful blend of warmth and sunlight. With 313 hours of sunshine, it stands as a radiant peak following the vibrant summer months, complemented by 465 hours in June and 463 hours in July. This month serves as a gentle farewell to the longer days, surpassing the average sunshine of earlier months like January's 83 hours and even October's 232 hours. Visitors can relish in the lingering warmth and golden light, making September an ideal time to explore the scenic beauty of this coastal gem before the sun begins to dwindle further into the colder months.

Monthly Sunshine Duration in Jurmala: September Highlighted

The September sunshine duration represents the total number of hours Jurmala 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.
JanFebMarAprMayJunJulAugSepOctNovDec83h171h268h359h447h465h463h396h313h232h130h81h
Data source: Jurmala September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jurmala During September

As September rolls into Jurmala, Latvia, the likelihood of sunny weather stands at 30%, offering a moderate chance of delightful sunshine. This figure reflects a slight dip from the peak of 61% seen in June, when the tantalizing warmth of summer is in full swing. Following a consistent decline through August's 29%, September retains a semblance of summer's charm, but hints at the encroaching autumn. While the chances of clear skies are less promising than mid-summer, this month still provides opportunities for enjoyable weather, making it a distinctive time to appreciate Latvia's charming coastal beauty before the seasons shift.

Percentage of Sunny Days in September in Jurmala

The chart illustrates the percentage of sunny days in Jurmala 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 Jurmala experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec7%24%33%39%36%61%50%30%30%36%20%20%
Data source: Jurmala September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jurmala in September

As summer gracefully cedes to autumn in Jurmala, Latvia, September sees a delightful transition in daylight duration. With 12 hours of sunshine, the month stands out as a bridge between the long, sun-soaked days of summer—where sunlight stretches up to 17 hours in June and July—and the shorter days that follow. This gradual tapering of daylight reveals a distinct trend: as the year progresses from the bright exuberance of mid-summer, daylight hours consistently diminish, culminating in the darker months of late autumn and winter. September's moderate daylight invites locals and visitors alike to savor the lingering warmth of summer while beginning to embrace the cooler, more introspective days ahead.

Average Daylight Hours in Jurmala for September

The chart illustrates the variation in daylight duration in Jurmala throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 29m9h 29m11h 52m14h 19m16h 31m17h 44m17h 5m15h 5m12h 42m10h 17m8h 3m6h 49m
Data source: Jurmala daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Jurmala

As September unfolds in Jurmala, Latvia, the average wind speed picks up to 5.1 m/s (11 mph), marking a slight increase from the summer months. This revival of wind signals a transition as the balmy breezes of summer give way to the crispness of autumn. Following the more tranquil winds of June and July, which whirled gently at 3.4 m/s (8 mph) and 3.9 m/s (9 mph) respectively, September’s winds begin to ripple with renewed energy. Interestingly, this uptick echoes the conditions experienced earlier in the year, setting the stage for the brisker gusts that will accompany October. As these winds dance through the coastal landscapes, they herald the end of summer's leisurely pace and the welcome embrace of fall’s invigorating charm.

Average September Wind Speed in Jurmala

The chart displays monthly wind speed patterns in Jurmala, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.94.95.15.04.43.43.94.95.1 m/s5.65.55.3
Data source: Jurmala September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Jurmala Compares to Other Months

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

September and January present stark contrasts in weather. In September, temperatures range from a mild 4°C (40°F) at night to a pleasant high of 26°C (79°F) during the day, with an average of 14°C (58°F). The month experiences moderate precipitation of 80 mm (3.2 in) spread over 14 days and maintains a relatively high humidity level of 87%. In contrast, January plunges to much colder conditions, with minimum temperatures dropping to -18°C (0°F) and average daytime highs reaching just 8°C (47°F). The precipitation in January is lower at 46 mm (1.8 in) over 12 days, but the humidity is notably higher at 93%. For more details, you can check Jurmala weather in January.

September and February present strikingly different weather conditions. In September, temperatures range from a mild 4°C (40°F) at night to a pleasant 26°C (79°F) during the day, averaging around 14°C (58°F). This month experiences significant rainfall, with about 80 mm (3.2 in) spread over 14 days and a humidity level of 87%. Conversely, February offers much colder weather, with nighttime lows plunging to -16°C (4°F) and daytime highs reaching only 11°C (52°F), resulting in an average temperature of -1°C (30°F). February is also drier, with only 38 mm (1.5 in) of precipitation over 9 days and a slightly higher humidity level of 91%. For a detailed overview of conditions during this winter month, you can check Jurmala weather in February.

When comparing the weather in September and March, notable contrasts emerge between the two months. September typically offers milder temperatures, ranging from a minimum of 4°C (40°F) to a pleasant average of 14°C (58°F) and peaking at 26°C (79°F). This month experiences greater warmth and higher humidity, averaging around 87%, along with substantial precipitation of 80 mm (3.2 in) over 14 days.

In contrast, March is considerably colder, with minimum temperatures plummeting to -17°C (1°F) and averaging just 2°C (35°F), reaching a maximum of 12°C (54°F). Precipitation in March is less intense at 48 mm (1.9 in) across 12 days, but the humidity remains high at 90%. For those interested in understanding March conditions in more detail, visit Jurmala weather in March.

In comparing the weather of September and April, it’s evident that September is generally milder and warmer, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 26°C (79°F) and an average of 14°C (58°F). In contrast, April is cooler, with temperatures ranging from -5°C (23°F) to a maximum of 21°C (70°F), averaging only 6°C (43°F). While September experiences higher precipitation at 80 mm (3.2 in) over 14 days, April has considerably less rainfall, totaling 38 mm (1.5 in) over 9 days. Both months share similar humidity levels at 87%. For more detailed insights into April weather, you can check Jurmala weather in April.

In comparing the weather of September and May, September typically offers a broader temperature range, with minimums around 4°C (40°F) and maximums climbing to 26°C (79°F), while May sees temperatures start as low as 0°C (33°F) and peak at 25°C (77°F). The average temperature in September is slightly warmer at 14°C (58°F) compared to May's average of 11°C (52°F). September experiences higher precipitation levels, with 80 mm (3.2 in) over 14 days, compared to May's 52 mm (2.0 in) over just 9 days. Additionally, the humidity is noticeably higher in September at 87%, while May maintains a more comfortable 72%. For those looking to plan a visit, Jurmala weather in May provides valuable insights into the milder and drier conditions of late spring.

September and June present distinct weather characteristics. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 26°C (79°F), with an average of 14°C (58°F). The month also sees a significant amount of precipitation, totaling 80 mm (3.2 in) across 14 rainy days, and a higher humidity level of 87%. In contrast, June enjoys warmer temperatures, with a minimum of 7°C (44°F) and a maximum of 31°C (87°F), averaging 17°C (63°F). Precipitation in June is lower at 55 mm (2.2 in) over 10 days, and humidity is more comfortable at 76%. For more details on the weather in June, you can visit Jurmala weather in June.

In comparing the weather of September and July, it's clear that July tends to be warmer, with minimum temperatures starting at 11°C (51°F) and average highs reaching 30°C (87°F). In contrast, September sees cooler temperatures, with a minimum of 4°C (40°F) and an average of 14°C (58°F). Precipitation levels are similar between the two months, with September having slightly more rain at 80 mm (3.2 in) over 14 days compared to July's 79 mm (3.1 in) over 12 days. Humidity is also higher in September at 87%, compared to July's 76%. For more information, you can check out Jurmala weather in July.

In August, the weather is generally warmer with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 30°C (86°F) and an average of 18°C (65°F). The precipitation level is slightly higher than in September, totaling 84 mm (3.3 in) over 14 days, accompanied by a humidity level of 80%. In contrast, September experiences cooler temperatures, with a minimum of 4°C (40°F), an average of 14°C (58°F), and a maximum of 26°C (79°F), alongside a similar precipitation level of 80 mm (3.2 in) occurring over the same number of days. The humidity increases in September to 87%, making the air feel a bit more humid as autumn approaches. For more details on August weather, you can visit Jurmala weather in August.

In September, the weather tends to be milder, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 26°C (79°F) and an average of 14°C (58°F). There's a moderate amount of precipitation, totaling 80 mm (3.2 in) over about 14 days and humidity is relatively high at 87%.

In contrast, October brings cooler temperatures, with a minimum of 0°C (31°F), an average of 9°C (49°F), and a maximum of 19°C (66°F). Precipitation slightly increases to 84 mm (3.3 in) over 16 days, and the humidity rises to 91%. This shift marks a significant transition into autumn, as noted in Jurmala weather in October.

September generally offers milder temperatures compared to November, with minimums around 4°C (40°F) and maximums reaching up to 26°C (79°F). In contrast, November sees a more significant drop, with minimums plummeting to -7°C (20°F) and a maximum of just 14°C (57°F). While both months experience approximately the same number of rainy days—14—September tends to receive more precipitation overall, totaling 80 mm (3.2 in) compared to November's 66 mm (2.6 in). Humidity levels are slightly higher in November at 92%, compared to 87% in September. For more details on the weather specifics in November, check out Jurmala weather in November.

In September, the weather features a mild average temperature of 14°C (58°F), with daytime highs reaching up to 26°C (79°F) and cooler nights dropping to 4°C (40°F). During this month, there is a significant amount of precipitation totaling 80 mm (3.2 in) over about 14 days, coupled with a humidity level of 87%. In stark contrast, December experiences much colder conditions, with average temperatures plummeting to just 1°C (34°F) and nighttime lows reaching -13°C (9°F). Although December sees slightly less precipitation at 55 mm (2.2 in), it maintains a high humidity level of 93% and also spans roughly 14 wet days. For more details on December weather in Jurmala, check out Jurmala weather in December.

Compare Jurmala's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Jurmala

As summer gracefully fades, September in Jurmala offers a striking transition marked by fluctuating temperatures and a palpable richness in the air. With highs peaking at a comfortable warmth, the month invites outdoor exploration, though brisk mornings hint at the cooler days ahead. The high humidity and increased precipitation set September apart from the sunnier summer months, creating a refreshing atmosphere that invigorates the landscape. Despite an uptick in rainfall, the blend of warm days and cool evenings makes it a unique time, ideal for those who appreciate more temperate weather. For a deeper dive into what to expect throughout the year, visit Jurmala Climate.