October Weather in Sinaia, Romania

Last updated: August 27, 2025

In October, Sinaia, Romania, experiences a striking transition into the autumn season, characterized by maximum temperatures peaking at 23°C (74°F), while the average hovers around a cooler 9°C (48°F). As the days grow shorter, nighttime temperatures can drop to a brisk minimum of -4°C (25°F), inviting a cozy atmosphere. This month sees approximately 70 mm (2.7 in) of precipitation spread across about nine days, adding to the region's vibrant fall foliage. With a humidity level of 79%, visitors can enjoy the breathtaking scenery while wrapped in a light jacket, capturing the essence of autumn in this picturesque mountain town.

October Temperature in Sinaia

In October, Sinaia, Romania begins to embrace the crispness of autumn, with temperatures showcasing a noticeable transition. The month sees minimum temperatures dipping to -4°C (25°F), hinting at the chill that precedes winter's arrival. However, daytime averages of 9°C (48°F) and maximum highs reaching 23°C (74°F) provide a comfortable balance, inviting locals and tourists alike to explore the stunning autumn foliage. As the month progresses, the warm embrace of early fall subtly fades, paving the way for the chillier November days ahead, yet October remains a delightful period to enjoy Sinaia's breathtaking landscapes while layers become essential companions.

October Weather in Sinaia: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Sinaia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sinaia, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec263136445461646557473931
Data source: Temperature data for Sinaia 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.

October Precipitation in Sinaia

October in Sinaia, Romania, ushers in a notable transition, with precipitation averaging 70 mm (2.7 in) over 9 days. This month marks a shift from the summer’s heavier rains, which peak in June at 186 mm (7.3 in), to a more moderate autumn pattern. While October's rainfall is lower than the lush months of late spring and early summer, it still reflects a significant increase compared to September's 41 mm (1.6 in). The consistent 9 rainy days hints at a steady rhythm of showers, providing a refreshing ambiance as the landscape prepares for winter. This seasonal variation highlights Sinaia's diverse climate, where the crisp autumn air is often accompanied by gentle rain, enhancing the region’s enchanting beauty.

October Precipitation Trends in Sinaia

The chart displays monthly precipitation patterns in Sinaia, 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. In Sinaia, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4044646313518614110441704577
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Sinaia

As autumn unfolds in Sinaia, Romania, October brings a noticeable rise in humidity, settling at 79%. This increase comes after the relatively dry summer months, with August peaking at only 48%. The transition into fall is marked by a gradual return to higher humidity levels, reminiscent of the winter months that follow, where averages hover around 87% in both November and December. This cyclical trend highlights how the crisp autumn air is accompanied by moisture, setting the stage for the colder temperatures and the snowy landscapes that define late-year Sinaia.

October Average Humidity in Sinaia

This chart illustrates the average monthly humidity levels in Sinaia, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Sinaia is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Sinaia

As October rolls into Sinaia, Romania, the UV Index settles at a moderate level of 5, encouraging outdoor enthusiasts to enjoy the crisp autumn scenery while remaining cautious. This month experiences a slight dip from the high index of September, where it peaked at 7, reflecting a trend of reduced sun intensity as winter approaches. With a recommended burn time of 30 minutes, it’s essential to be mindful of sun exposure, especially during midday hours. This transitional phase signifies a shift from the very high UV levels experienced in summer, serving as a gentle reminder that even in fall, protection is important. For further insights on daily conditions, visit Sinaia UV Index.

Maximum UV Index Levels in Sinaia for October

The chart shows the monthly maximum UV Index (UVI) for Sinaia 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. In October, the maximum UV index in Sinaia typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789997532
Data source: Sinaia 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 Sinaia

In October, Sinaia, Romania experiences a notable transition as daylight hours begin to wane, providing 284 hours of sunshine, a decline from the sun-drenched summer months. While this amount marks a decrease from September’s 337 hours, it is still a respectable figure compared to the earlier part of the year. The gradual decrease in sunshine hours from the summer peak in July, which boasts 420 hours, signals the shift toward autumn. This month offers a picturesque blend of crisp air and vibrant fall colors, making it an enchanting time to explore the beauty of the Romanian mountains. As October progresses, the sunlight contrasts elegantly with the changing foliage, creating a captivating landscape that reflects the transition from vibrant summer days to the calm of approaching winter.

Monthly Sunshine Duration in Sinaia: October Highlighted

The October sunshine duration represents the total number of hours Sinaia 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.
JanFebMarAprMayJunJulAugSepOctNovDec173h230h288h342h384h398h420h402h337h284h219h190h
Data source: Sinaia October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sinaia During October

In Sinaia, Romania, the likelihood of sunny weather experiences a noticeable shift throughout the year, peaking in the summer months of July and August with chances surpassing 54%. As autumn sets in, October offers a moderate 40% chance of sunshine, which continues the trend observed from the preceding months. This reflects a gradual decline from the summer highs, yet still provides a respectable opportunity for clear skies. Comparatively, October stands out among the earlier months in autumn, notably higher than November's 32%, making it a favorable time for those looking to bask in the beauty of the fall foliage against a backdrop of sunshine. Overall, while October signals the approaching chill of winter, it retains a charming balance of crisp air and potential sunny days.

Percentage of Sunny Days in October in Sinaia

The chart illustrates the percentage of sunny days in Sinaia 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 Sinaia experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%39%37%35%38%36%54%55%47%40%32%22%
Data source: Sinaia October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sinaia in October

In Sinaia, Romania, October marks a transition as daylight begins to wane, offering approximately 10 hours of sunlight— a notable drop from the peak of 15 hours in June and July. The gradual decrease in hours of daylight reflects the shift from summer to autumn, following a steady rise from just 9 hours in January to 14 hours in May. As the year progresses, daylight begins to retreat more rapidly, with October leading into the shorter days of winter. This change in daylight not only signals the coming chill but also invites locals and visitors to embrace the beauty of autumn foliage against the backdrop of the Carpathian Mountains.

Average Daylight Hours in Sinaia for October

The chart illustrates the variation in daylight duration in Sinaia throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 10m10h 24m11h 56m13h 31m14h 52m15h 33m15h 11m14h12h 28m10h 54m9h 31m8h 48m
Data source: Sinaia daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Sinaia

As October unfurls in Sinaia, Romania, the winds begin to whisper of change, with an average speed of 1.9 m/s (4 mph). This gentle breeze marks a slight uptick from the increasingly calm days of summer, where wind speeds dipped to 1.7 m/s in September. The autumn transition brings a crispness to the air, yet the winds remain modest compared to the breath of winter, which sees a revival to 2.1 m/s in December. Overall, October’s breezes are a refreshing reminder of the changing seasons, setting the stage for the frosty months ahead while maintaining a serene atmosphere for locals and visitors alike.

Average October Wind Speed in Sinaia

The chart displays monthly wind speed patterns in Sinaia, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.22.21.92.21.91.81.81.71.9 m/s1.92.1
Data source: Sinaia October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Sinaia Compares to Other Months

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

October and January showcase striking contrasts in weather conditions. In October, temperatures range from a minimum of -4°C (25°F) to a pleasant maximum of 23°C (74°F), with an average of 9°C (48°F). The month sees about 70 mm (2.7 in) of precipitation over 9 days, accompanied by a relatively moderate humidity of 79%. In contrast, January presents a much harsher climate, characterized by a cold average temperature of -3°C (26°F), with lows plummeting to -21°C (-5°F) and highs only reaching 9°C (49°F). Precipitation in January drops to 40 mm (1.6 in) over 7 days, but humidity levels climb to 88%. For more details on January weather, visit Sinaia weather in January.

October and February present contrasting weather conditions. In October, temperatures vary significantly, with a minimum of -4°C (25°F) and an average of 9°C (48°F), peaking at 23°C (74°F). This month also sees a relatively higher level of precipitation, totaling 70 mm (2.7 in) over nine days, with humidity around 79%. In comparison, February is much colder, with minimum temperatures plunging to -19°C (-1°F) and an average of -1°C (31°F); the maximum reaches only 16°C (62°F). Precipitation in February is lower, at 44 mm (1.7 in), also spread over nine days, accompanied by slightly higher humidity at 85%. For more details, visit Sinaia weather in February.

October and March present contrasting weather patterns. In October, temperatures see a minimum of -4°C (25°F), an average of 9°C (48°F), and a maximum of 23°C (74°F), coupled with about 70 mm (2.7 in) of precipitation across 9 days and a humidity level of 79%. In contrast, March experiences colder conditions, with a minimum temperature of -16°C (4°F) and an average of 2°C (36°F), though it can still reach a maximum of 20°C (67°F). It receives slightly less precipitation at 64 mm (2.5 in) over 11 days, and a humidity rate of 82%. For more details on the weather patterns in March, you can check Sinaia weather in March.

When comparing the weather between October and April, several notable differences and similarities emerge. October typically features a milder average temperature of 9°C (48°F), compared to the chillier average of 7°C (45°F) in April. The maximum temperature in both months can reach up to 23°C (74°F), but April experiences more significant cold spells, with a minimum temperature of -11°C (13°F) versus October's -4°C (25°F). In terms of precipitation, October sees around 70 mm (2.7 in) spread over 9 days, while April has slightly less rain, at 63 mm (2.5 in) across 11 days. Humidity levels are also comparable, with October at 79% and April slightly lower at 73%. For a detailed look at April weather patterns, you can check out Sinaia weather in April.

October and May present distinct contrasts in weather patterns. In October, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 23°C (74°F), with an average of 9°C (48°F). The month experiences around 70 mm (2.7 in) of precipitation over 9 days and maintains a high humidity level of 79%. In contrast, May sees milder temperatures with a range from -1°C (31°F) to a warm 24°C (76°F), averaging 12°C (54°F). However, May is also wetter, receiving 135 mm (5.3 in) of rain across 18 days, and maintains a comparatively lower humidity of 71%. For a closer look at the weather conditions during this vibrant spring month, check out Sinaia weather in May.

October and June present distinctly different weather characteristics. In October, temperatures range from a chilly -4°C (25°F) at night to a pleasant max of 23°C (74°F) during the day, with an average of 9°C (48°F). This month sees a fair amount of precipitation, totaling around 70 mm (2.7 in) over approximately 9 days, accompanied by a relatively high humidity level of 79%. In contrast, June offers warmer temperatures, with nighttime lows of 2°C (35°F) and daytime highs reaching up to 28°C (83°F), averaging 16°C (61°F). However, June is also wetter, with 186 mm (7.3 in) of rainfall over 23 days, though the humidity is slightly lower at 70%. For more detailed information about the weather in June, check out Sinaia weather in June.

When comparing the weather in October and July, distinct differences emerge. October typically features cooler temperatures, with lows around -4°C (25°F), an average of 9°C (48°F), and highs reaching only 23°C (74°F). In contrast, July boasts milder conditions, with minimum temperatures of 7°C (44°F), an average of 18°C (64°F), and maximums peaking at 29°C (85°F). Additionally, October experiences about 70 mm (2.7 in) of precipitation over 9 days, while July faces significantly higher rainfall, totaling 141 mm (5.6 in) across 20 days. The humidity is higher in October at 79%, compared to 66% in the warmer month of July. For more detailed insights, you can visit Sinaia weather in July.

When comparing October and August weather, the differences are quite striking. October tends to be cooler, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 23°C (74°F) and an average temperature of 9°C (48°F). In contrast, August is much warmer, featuring a minimum of 5°C (41°F), an average of 18°C (65°F), and a peak temperature of 31°C (88°F). Additionally, October sees more humidity at 79%, whereas August has a much drier atmosphere with only 48% humidity. Precipitation also varies, with October receiving 70 mm (2.7 in) over nine days compared to August’s higher total of 104 mm (4.1 in) spread across 13 days. For more detailed information on August weather, you can check Sinaia weather in August.

In comparing the weather of October and September, October experiences a wider temperature range, with minimums dropping to -4°C (25°F) and maximums reaching 23°C (74°F). In contrast, September has a milder climate, featuring temperatures that range from a minimum of -3°C (27°F) to a maximum of 29°C (84°F). Precipitation in October is higher, with 70 mm (2.7 in) over 9 days, compared to September’s 41 mm (1.6 in) over only 8 days. Furthermore, October is notably more humid, averaging 79% humidity, while September sits at a more comfortable 57%. For more details on September weather, you can visit Sinaia weather in September.

October and November present distinct differences in weather conditions. October experiences a milder average temperature of 9°C (48°F), with daytime highs reaching up to 23°C (74°F), while November sees a noticeable drop in average temperature to 4°C (39°F) and a minimum of -9°C (17°F). Although November has slightly less precipitation at 45 mm (1.8 in) compared to October's 70 mm (2.7 in), it has one additional day of rainfall, totaling 10 rainy days. Humidity also increases in November, rising to 87% compared to October’s 79%. For more details on the weather in this month, check out the information on Sinaia weather in November.

October and December present distinctly different weather conditions. In October, temperatures typically range from a minimum of -4°C (25°F) to a maximum of 23°C (74°F), with an average of 9°C (48°F). The month experiences about 70 mm (2.7 in) of precipitation over approximately 9 days, coupled with a humidity level of 79%. In contrast, December plunges into colder weather, with temperatures dropping significantly to a minimum of -17°C (2°F) and peaking at 14°C (57°F), averaging around 0°C (31°F). This month brings slightly more precipitation at 77 mm (3.0 in) over about 10 days, while humidity rises to 88%. For a detailed look at December weather conditions, visit Sinaia weather in December.

Compare Sinaia's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Sinaia

As October unfolds in Sinaia, the weather takes on a distinct character that sets it apart from the preceding months. With a cooling average temperature and the occasional dip near freezing, the air is crisp, inviting cozy attire and warm beverages. The 79% humidity coupled with frequent precipitation creates a vibrant autumn atmosphere, where the foliage transforms into a stunning palette of colors. Unlike the warmer summer months, October offers a unique blend of chill and charm, perfect for enjoying outdoor activities while soaking in the breathtaking scenery. To dive deeper into what weather patterns shape this enchanting destination, visit Sinaia Climate.