Last updated: August 27, 2025
In August, Novosibirsk experiences a delightful mix of summer warmth and cool evenings. With maximum temperatures reaching 31°C (88°F), the city enjoys an average of 18°C (64°F), making it perfect for outdoor activities. However, temperatures can dip to a refreshing 5°C (42°F), especially at night. Rainfall is moderate, with 44 mm (1.7 in) of precipitation spread over 10 days, contributing to the lush greenery of the region. The humidity averages around 53%, providing a comfortable atmosphere for residents and visitors alike to embrace the beauty of late summer in this vibrant city.
In August, Novosibirsk basks in a refreshing warmth, with temperatures showcasing a delightful shift from the frigid depths of winter. The month kicks off with nighttime lows around 5°C (42°F), while daytime averages hover at a comfortable 18°C (64°F), peaking at a pleasant 31°C (88°F). This consistent warmth marks August as one of the most favorable months in the Siberian climate, following the gradual rise from July’s similar range. As summer begins to wane, the city experiences a significant drop compared to the sweltering months preceding it, yet still holds onto enough warmth to enjoy the last days of summer before transitioning back into the cooler autumn temperatures.
August in Novosibirsk experiences a modest 44 mm (1.7 in) of precipitation, spread over approximately 10 days, marking a transition to the wetter autumn months. This follows the peak rainfall of 64 mm (2.5 in) seen in July, showcasing a slight decrease as summer wanes. Notably, precipitation climbs again in September with 59 mm (2.3 in), hinting at the onset of the fall season. As temperatures cool, the trend of increased precipitation continues, leading into a notable 57 mm (2.3 in) in November, where rainfall occurs on an average of 15 days. This pattern underscores a seasonal shift, with late summer dry spells giving way to the more consistent, wetter conditions typical of autumn in the region.
In August, Novosibirsk experiences a noticeable shift in humidity compared to the preceding summer months, with levels rising to 53%. This marks a departure from the dry conditions of July and June, where humidity dipped to 49% and 51%, respectively, creating a more comfortable atmosphere. As the season transitions towards autumn, the gradual increase hints at the upcoming humidity that characterizes the fall and winter months, culminating in higher levels peaking at 96% in January. August's humidity serves as a reminder that while summer wanes, the moisture in the air begins its ascent, setting the stage for the more humid and colder months ahead.
In Novosibirsk, the UV Index demonstrates distinct seasonal trends that reflect the varying intensity of sunlight throughout the year. During the warmer months of May through August, the index peaks at 7, indicating a high exposure category that demands caution, with a burn time of just 25 minutes. As summer progresses into early autumn, the UV Index slightly decreases, settling at 5 in September and tapering to 3 in October, marking a transition back to more moderate conditions. By November, the UV Index drops to a low of 1, indicating minimal sun exposure risk with a comfortable burn time of 45 minutes. This cyclical pattern underscores the importance of monitoring UV levels as they fluctuate throughout the year. For more detailed insights, visit the Novosibirsk UV Index.
UV Risk Categories
As summer gracefully transitions into early autumn, August in Novosibirsk continues to bask in abundant sunshine, offering a robust 385 hours of sunlight. This delightful month reflects a slight decline from the peak brightness of July, which boasts a remarkable 418 hours. However, August still stands out, bridging the sun-soaked summer days with the cooler, shorter days of fall. The gradual tapering of sunlight is evident when compared to the preceding months like May and June, which recorded 367 and 407 hours, respectively. As the city prepares for the crisp October air, August serves as a gentle reminder of summer's lingering warmth before the shorter days of autumn unfold.
In August, the likelihood of sunny weather in Novosibirsk is a notable 42%, which reflects a decline from the peak of 51% seen in July. This summer month continues the trend of higher sunshine probabilities that begin in April, when chances first exceed the one-third mark. Following a series of gradual increases through May and July, August maintains a solid chance for sun, marking it as one of the brighter summer months. As the year progresses into September, the likelihood drops significantly to 31%, setting the stage for the return of cloudier days in the fall. Overall, August serves as a pleasant finale to the sunny season, but it's crucial to savor those rays before the inevitable shift to gloomier weather ahead.
In Novosibirsk, August marks a transitional period as daylight begins to wane, offering around 14 hours of sunlight that still capture the essence of summer. Following the peak of 17 hours in June and slightly tapering off in July, the August days remind us that autumn is on the horizon. This gradual decline in daylight sets the tone for the upcoming months, as September sees a reduction to 12 hours, leading into the shorter days of October and November. The trend illustrates a clear seasonal shift, where the vibrant long summer days gradually give way to the crispness of fall, resonating with the rhythms of nature in this vibrant Siberian city.
In August, Novosibirsk experiences a gentle shift in its winds, with an average speed of 2.5 m/s (5 mph), making it one of the calmest months of the year. This light breeze follows a gradual decline from the more brisk gusts of summer, peaking in early months with July's 2.4 m/s (5 mph) as the calmest of the season. As autumn approaches, September sees an increase to 3.7 m/s (8 mph), hinting at the returning vigor of winds that will intensify through the fall months. This pattern highlights a transitional phase in Novosibirsk's climate, where the warm summer airs gently yield to the more invigorating autumn currents.
Weather in Novosibirsk varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Novosibirsk, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January weather in Novosibirsk present a stark contrast. In August, temperatures range from a pleasant 5°C (42°F) at night to a warm 31°C (88°F) during the day, with an average of 18°C (64°F). The month experiences relatively moderate precipitation of 44 mm (1.7 in) over 10 days, and the humidity level is around 53%. In contrast, January is characterized by frigid conditions, with temperatures plummeting to a minimum of -40°C (-39°F) and averaging -16°C (3°F), peaking at just 3°C (37°F). The winter month has lower precipitation at 31 mm (1.2 in) but features a significantly higher humidity level of 96%. For a more detailed look at the January weather in Novosibirsk, visit Novosibirsk weather in January.
When comparing the weather in August and February, the vast differences are striking. August boasts a milder climate with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 31°C (88°F), averaging around 18°C (64°F). It experiences 44 mm (1.7 in) of precipitation over 10 days, with a humidity level of 53%. In contrast, February is substantially colder, featuring temperatures that can plummet to -40°C (-40°F), with an average of -14°C (8°F) and a maximum of just 3°C (38°F). February's precipitation is lower at 27 mm (1.1 in) over 8 days, but the humidity is much higher at 97%. For a detailed look at February weather in Novosibirsk, you can visit Novosibirsk weather in February.
In comparing the weather between August and March, it's clear that the two months present starkly different climates. August boasts a comfortable range with temperatures reaching a maximum of 31°C (88°F) and an average of 18°C (64°F), while March experiences much harsher conditions, with highs only reaching 7°C (45°F) and an average of -6°C (22°F). Additionally, August sees a moderate level of precipitation at 44 mm (1.7 in) over 10 days, whereas March has less precipitation at 30 mm (1.2 in) but with a much higher humidity of 96%. For a deeper look into March weather specifics, you can check Novosibirsk weather in March.
When comparing the weather in August and April, notable differences emerge. August typically boasts milder temperatures, with averages around 18°C (64°F) and maximums reaching 31°C (88°F), alongside relatively low precipitation of 44 mm (1.7 in) over about 10 days. In contrast, April experiences much colder conditions, with average temperatures of only 4°C (40°F) and minimums plunging to -16°C (4°F), despite slightly less precipitation totaling 24 mm (0.9 in) across 7 days. Additionally, April's high humidity level of 91% contributes to a distinctly chillier and damp atmosphere compared to the more comfortable 53% humidity often felt in August. For those interested in understanding the full scope of April's weather, further details can be found in the link Novosibirsk weather in April.
When comparing the weather in August and May, there are notable differences in temperature and humidity levels. August typically boasts a more comfortable average temperature of 18°C (64°F), with maximums reaching up to 31°C (88°F), while May experiences lower averages at 12°C (54°F) and similar maximums of 31°C (89°F). Precipitation levels are quite comparable, with August recording 44 mm (1.7 in) and May slightly higher at 45 mm (1.8 in), both spread over 10 days. However, humidity in May is noticeably higher at 67%, compared to August’s 53%, which contributes to a different feel in the air during these months. For more details, check out Novosibirsk weather in May.
In comparing the weather of August and June, we find that August typically features a broader temperature range, with daytime highs averaging around 31°C (88°F) compared to June's maximum of 32°C (91°F). However, June has a slightly cooler minimum temperature of 3°C (38°F) compared to August's 5°C (42°F). Precipitation levels are also notable; June generally experiences more rainfall, with 58 mm (2.3 in) over 11 days, while August sees 44 mm (1.7 in) over 10 days. Humidity levels are similar, with August averaging 53% and June at 51%. For more detailed information on June's weather, you can check Novosibirsk weather in June.
In comparing the weather between July and August, both months exhibit similar temperature ranges, with August showing slightly cooler averages. July has a minimum temperature of 7°C (45°F), an average of 19°C (66°F), and a maximum of 32°C (90°F), whereas August sees a minimum of 5°C (42°F) and averages 18°C (64°F) with a maximum of 31°C (88°F). Precipitation is higher in July, with 64 mm (2.5 in) over 11 days, compared to 44 mm (1.7 in) across 10 days in August. Additionally, humidity is slightly lower in August at 53%, compared to 49% in July. For a more detailed look at July's weather, visit Novosibirsk weather in July.
August and September in Novosibirsk showcase a notable transition in weather. August typically experiences milder temperatures, with averages around 18°C (64°F) and highs reaching up to 31°C (88°F). Its precipitation level is moderate, with about 44 mm over approximately ten days, and humidity averages around 53%. In contrast, September brings cooler conditions, with average temperatures dropping to 10°C (51°F) and maximums of 26°C (80°F). Precipitation increases to 59 mm over about thirteen days, and humidity rises to 68%, indicating a shift towards a wetter and cooler climate. For more detailed insights, check out Novosibirsk weather in September.
In August, the weather is generally warm, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 31°C (88°F), and an average of 18°C (64°F). The month sees about 44 mm (1.7 in) of precipitation spread over 10 days and enjoys a comfortable humidity level of 53%. In contrast, October brings a significant drop in temperatures, with minimums plummeting to -13°C (10°F) and an average temperature of only 4°C (39°F). The maximum temperature can reach up to 23°C (73°F), but this is a stark difference from August. Precipitation slightly increases to 46 mm (1.8 in), occurring over 11 days, and the humidity rises substantially to 83%. For detailed insights into the weather conditions in October, you can refer to Novosibirsk weather in October.
August and November present starkly contrasting weather conditions. In August, temperatures range from a cooler minimum of 5°C (42°F) to a comfortable maximum of 31°C (88°F), with an average of 18°C (64°F). The month sees moderate precipitation of 44 mm (1.7 in) over about 10 days and a humidity level of 53%. In contrast, November plunges temperatures down to a chilling range between -30°C (-22°F) and a maximum of 11°C (53°F), with an average of -7°C (20°F). It also experiences higher precipitation at 57 mm (2.3 in) over 15 days, coupled with significantly increased humidity at 93%. For more detailed insights, you can check Novosibirsk weather in November.
In comparing the weather conditions of August and December, there is a stark contrast that highlights the seasonal extremes. August exhibits a mild climate with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 31°C (88°F), and an average temperature of 18°C (64°F). The month sees about 44 mm (1.7 in) of precipitation over approximately 10 days, accompanied by a moderate humidity of 53%.
In contrast, December plunges into the depths of winter, where temperatures can drop to a chilling minimum of -42°C (-44°F) and only reach a maximum of 2°C (35°F), averaging -13°C (8°F). The precipitation in December slightly increases to 46 mm (1.8 in) over 11 days, but the humidity climbs significantly to 97%, creating a damp and frigid atmosphere. For more details on the weather specifics, you can refer to Novosibirsk weather in December.
As August settles in Novosibirsk, the weather takes a vibrant turn compared to the cooler months that precede it. With maximum temperatures reaching a warm 31°C (88°F), this month embodies a delightful summer warmth, making it a popular time for outdoor activities. While the average temperature rests at a comfortable 18°C (64°F), the transition shows noticeable warmth, especially in contrast to the crisp coolness experienced in early spring. Though August sees an average of 44 mm of precipitation over 10 days, the humidity remains a moderate 53%, ensuring that the air feels less oppressive than during peak summer months in many other regions. For those keen on exploring the unique climate of this Siberian city, the details can be further discovered here: Novosibirsk Climate.