Last updated: August 21, 2025
In Cesis, Latvia, September brings a delightful transition as summer gracefully yields to autumn. With maximum temperatures reaching up to 26°C (80°F) and an average of 12°C (55°F), the month offers a pleasant climate for outdoor explorations. However, the thermometer can dip as low as -3°C (27°F), suggesting that warm layers may be needed as evenings cool down. This month also experiences 88 mm (3.5 in) of rainfall over 13 days, contributing to the lush scenery. With humidity levels hovering around 88%, the air feels rich and invigorating, making September in Cesis a unique blend of warmth and refreshing crispness.
In Cesis, Latvia, September marks a transition into cooler months, with temperatures reflecting a blend of late summer warmth and early autumn chill. The month starts with a minimum of -3°C (27°F), climbing to an average of 12°C (55°F), and peaking at a comfortable 26°C (80°F) during the day. This provides a welcoming atmosphere for outdoor activities as the vibrant fall foliage begins to emerge. As summer's heat wanes, September's temperatures offer a refreshing change, hinting at the colder months ahead while still allowing for pleasant excursions in this picturesque region.
In September, Cesis, Latvia experiences a significant amount of precipitation, recording 88 mm (3.5 in) over 13 days. This places September among the wetter months, following the summer peak in August. The gradual transition into fall is evident as rainfall begins to taper off; August saw an even higher total of 96 mm (3.8 in) across the same number of days. Compared to the months preceding it, September's rainfall is slightly lower but consistent, emphasizing a pattern of stable precipitation as autumn sets in. Interestingly, as October approaches with 83 mm (3.3 in) expected, the increasing number of precipitation days—rising to 15—suggests a shift towards a wetter fall season, making September a pivotal month in the region's climatic evolution.
In Cesis, Latvia, the humidity levels in September reflect a transitional period as summer wanes and autumn approaches. With a relative humidity of 88%, September marks a slight increase from the 81% recorded in August. This trend of rising humidity continues into the early autumn months, contrasting with the warmer summer months when humidity dips to around 70% in May. Overall, while September’s humidity is lower than the 94% peak in January, it underscores the tendency for moisture levels to remain consistently high throughout the fall months, culminating in an average that hovers around the 90% mark by the end of the year. Such fluctuations echo the typical climate patterns of the region, where the lush landscapes are nourished by persistent humidity year-round.
As September arrives in Cesis, Latvia, the UV Index reflects a transition towards milder conditions, registering at 4, which falls into the moderate exposure category. This marks a noticeable dip from the peak summer months, where indices reached as high as 7 in July and June, indicating a need for increased sun protection. With a burn time of 30 minutes, early autumn invites outdoor activities, but caution is still warranted, especially during the sun's peak hours. This trend of decreasing UV levels continues into the softer glow of October and beyond, highlighting a shift towards lower exposure as the seasons change. For those looking to understand the nuances of UV radiation in this picturesque city, more information can be found here: Cesis UV Index.
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In Cesis, Latvia, the charm of September sunshine offers a delightful transition from the vibrant, sun-soaked days of summer to the crispness of autumn. With 303 hours of sunshine, September stands as a golden bridge, showcasing a significant drop from the peak of 460 hours in June but still robust compared to the dark, gray months looming ahead. This month captures the essence of late summer with warm days perfect for outdoor adventures, yet hints at the onset of fall as daylight gradually wanes. The gradual decline in daylight hours from the summer's height is mirrored by the crisp, invigorating air, making September a unique and enchanting month in Cesis, where the lingering warmth of summer meets the beauty of impending autumn.
In Cesis, Latvia, the likelihood of sunny weather sees a notable shift as the year progresses. Starting with a mere 6% chance of sunshine in January, the probability gradually increases, peaking at 53% in June. As we transition into late summer, the sunny days begin to decline, with August dropping to 24%. September settles at a moderate 27%, marking a subtle but steady dip as the region approaches the cooler months. This trend highlights the fleeting nature of summer's brightness, creating a picturesque backdrop as autumn starts to paint the landscape in vibrant hues.
In Cesis, Latvia, the transition from summer to autumn brings a noticeable shift in daylight duration during September, where daylight spans approximately 12 hours. Following the sun-soaked days of June and July, which boast a generous 17 hours of daylight, September marks a gentle decline, as the region begins to prepare for the shorter days of fall. This gradual decrease, down from the vibrant 15 hours of August, signals the change in season, setting the stage for October's even shorter 10 hours. As the daylight wanes, the landscapes of Cesis transform, highlighting the depth of autumn hues and inviting a cozy, contemplative atmosphere. The overall trend showcases a rhythmic ebb and flow of light throughout the year, forging a deeper connection to the natural cycles that define life in this charming Latvian town.
As September unfolds in Cesis, Latvia, the wind picks up a gentle rhythm, averaging 4.1 m/s (9 mph)—typical of the late summer transition into autumn. This month's wind speed reflects a slight uptick from the balmy summer months of July and June, where winds were milder at 3.1 m/s (7 mph) and 2.7 m/s (6 mph), respectively. The shift towards autumn brings about a gradual increase, heralding the approaching chill of October, which boasts a brisk 4.8 m/s (11 mph). Overall, September stands out as a threshold, where the soothing breezes of summer gradually give way to the invigorating gusts that characterize the season ahead.
Weather in Cesis varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cesis, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather that reflect the changing seasons. In September, temperatures range from a mild minimum of -3°C (27°F) to a pleasant maximum of 26°C (80°F), with an average of 12°C (55°F). The month sees significant precipitation, with 88 mm (3.5 in) over approximately 13 days and a humidity level of 88%. In contrast, January is characterized by much colder conditions, where the temperature plummets to a minimum of -25°C (-14°F) and only reaches a maximum of 7°C (45°F), resulting in an average temperature of -2°C (28°F). While January has lower overall precipitation at 45 mm (1.8 in) over 11 days, the humidity remains high at 94%, adding to the chill in the air. For more specific details on the conditions in January, you can visit Cesis weather in January.
September and February present strikingly different weather conditions. In September, temperatures range from a minimum of -3°C (27°F) to a pleasant average of 12°C (55°F), peaking at 26°C (80°F). The month experiences considerable precipitation with 88 mm (3.5 in) spread over 13 days, alongside relatively high humidity at 88%. In contrast, February is much colder, with temperatures dropping to a minimum of -24°C (-11°F) and averaging around -3°C (27°F). The maximum during this month reaches only 9°C (49°F). Although February sees less precipitation at 44 mm (1.7 in) over 11 days, it boasts a slightly higher humidity level of 92%. For a detailed look at February weather in Cesis, you can check Cesis weather in February.
September and March exhibit notably different weather characteristics. In September, temperatures range from a chilly minimum of -3°C (27°F) to a pleasant maximum of 26°C (80°F), with an average of 12°C (55°F). The month experiences a higher level of precipitation at 88 mm (3.5 in) over 13 days, coupled with a humidity level of 88%. Conversely, March is much colder, with temperatures dipping between -22°C (-7°F) and a maximum of 14°C (57°F), averaging around 0°C (33°F). This month sees less precipitation, totaling 56 mm (2.2 in) over the same number of days, while humidity remains slightly higher at 89%. For a detailed look at March weather in Cesis, you can visit Cesis weather in March.
When comparing the weather in September and April, notable differences emerge. September boasts a milder average temperature of 12°C (55°F), with daily highs reaching up to 26°C (80°F), while April has a cooler average of just 5°C (42°F) and maximum temperatures of 24°C (76°F). Precipitation is more frequent in September, with 88 mm (3.5 in) across 13 days, compared to April's 52 mm (2.0 in) over 12 days. Additionally, humidity levels are similar, with September at 88% and April slightly lower at 87%. For more detailed information on April weather, you can check Cesis weather in April.
In comparing the weather between September and May, September tends to be slightly warmer, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 26°C (80°F), compared to May's range of -4°C (25°F) to 27°C (81°F) and an average of 11°C (52°F). Precipitation is more frequent in September, with about 88 mm (3.5 in) falling over 13 days, while May sees 63 mm (2.5 in) over 11 days, indicating a drier month. Additionally, September has higher humidity levels at 88%, compared to May's more comfortable 70%. For a more detailed look, you can check out Cesis weather in May.
September and June present notably different weather patterns. In September, temperatures range from a chilly minimum of -3°C (27°F) to a maximum of 26°C (80°F), with an average temperature of 12°C (55°F). The month experiences higher humidity at 88% and sees more precipitation, totaling 88 mm (3.5 in) over approximately 13 days. In contrast, June boasts a gentler climate with temperatures starting at a minimum of 3°C (37°F) and peaking at 31°C (88°F), averaging 17°C (62°F). With lower humidity at 77% and less rainfall of 73 mm (2.9 in) spread over 12 days, June feels distinctly warmer and drier. For more details on June weather, you can check Cesis weather in June.
September weather exhibits a wider temperature range compared to July, with minimums dropping to -3°C (27°F) and maximums reaching 26°C (80°F). While September averages a more moderate temperature of 12°C (55°F), it also sees higher humidity levels at 88%, making the air feel quite damp. In contrast, July is warmer overall, with a comfortable average temperature of 18°C (64°F) and peaks at 32°C (91°F), but it experiences slightly less precipitation at 94 mm (3.7 in) over 14 days. For more detailed insights, you can explore Cesis weather in July.
In comparing the weather of September and August, September tends to be cooler, with a minimum temperature dropping to -3°C (27°F) and an average of 12°C (55°F), whereas August sees milder conditions with minimums around 5°C (42°F) and an average of 17°C (62°F). The maximum temperatures also reflect this cooling trend, reaching only up to 26°C (80°F) in September compared to a warm 31°C (88°F) in August. Precipitation is slightly lower in September at 88 mm (3.5 in) over 13 days, compared to 96 mm (3.8 in) across 14 days in August. Additionally, the humidity is higher in September at 88%, compared to August's 81%. For more details on August's weather, visit Cesis weather in August.
In comparing the weather between September and October, it's evident that both months experience a notable drop in temperatures. September boasts a minimum temperature of -3°C (27°F) and can reach a comfortable high of 26°C (80°F), with an average of 12°C (55°F). In contrast, October sees cooler conditions, with minimum temperatures dipping to -5°C (24°F) and a maximum of 19°C (66°F), averaging 8°C (46°F). While September has slightly greater precipitation at 88 mm (3.5 in) over 13 days, October isn't far behind with 83 mm (3.3 in) over 15 days. Humidity levels also increase in October, reaching 92%, compared to September’s 88%. For a detailed forecast, you can check out Cesis weather in October.
September and November present distinct contrasts in weather patterns. In September, temperatures range from a chilly -3°C (27°F) at night to a comfortable max of 26°C (80°F) during the day, with an average of 12°C (55°F). The month experiences 88 mm (3.5 in) of precipitation over 13 days, accompanied by high humidity levels at 88%. In contrast, November sees significantly colder temperatures with a minimum of -10°C (13°F) and a much cooler average of 3°C (38°F), peaking at 12°C (53°F). Precipitation during this month is lower at 61 mm (2.4 in) but still occurs over the same number of days, while humidity rises slightly to 93%. For more detailed information, check out Cesis weather in November.
September and December present stark contrasts in weather conditions. In September, temperatures can range from a chilly -3°C (27°F) at night to a warm 26°C (80°F) during the day, with an average of 12°C (55°F). This month experiences 88 mm (3.5 in) of precipitation over about 13 days, accompanied by humidity levels at 88%. By December, however, the climate shifts dramatically; temperatures plunge with nightly lows of -20°C (-4°F) and daytime highs only reaching 9°C (48°F), averaging around -1°C (30°F). Although December has lower precipitation at 58 mm (2.3 in) over 15 days, the humidity rises slightly to 93%. For more detailed insights about December's weather, check out Cesis weather in December.
As summer transitions to autumn, September in Cesis showcases a delightful shift in weather, marked by cooler temperatures and an inviting ambiance. With warm afternoons giving way to crisp evenings, this month contrasts sharply with the swelter of summer, bringing an average warmth that is significantly more refreshing. However, September also ushers in increased precipitation with 13 days of rain, contributing to higher humidity levels that linger in the air. This blend of elements creates a unique atmosphere perfect for enjoying the vibrancy of nature as it begins to change color. For more detailed insights on how the climate shapes your experience, explore Cesis Climate.