Last updated: February 24, 2025
September weather in Green Lake, United States showcases a dynamic range of temperatures and conditions. With a maximum temperature soaring up to 33°C (91°F) and an average of 18°C (64°F), residents experience mild to warm days, while the mercury can drop to a brisk 1°C (35°F) at night. The month also sees a precipitation total of 89 mm (3.5 in) across approximately 10 days, contributing to a humidity level of 79% that envelops the area. This blend of warmth and moisture creates a vibrant atmosphere, perfect for enjoying the beauty of the changing seasons.
September in Green Lake, United States, marks a notable transition as summer gracefully yields to the early whispers of autumn. With minimum temperatures around 1°C (35°F) and an average comfortable 18°C (64°F), the days still bask in warmth, reaching max highs of 33°C (91°F). This month stands out, showcasing a marked shift from the sweltering heat of July and August, as evenings grow cooler while maintaining pleasant daytime energy. As the season turns, the landscape transforms, inviting residents and visitors alike to enjoy the crisp air and vibrant foliage—September offers a perfect balance between the lingering warmth of summer and the impending chill of fall.
In September, Green Lake experiences a shift in its weather patterns as the summer months give way to the crispness of autumn. With 89 mm (3.5 in) of precipitation over 10 days, rainfall remains moderate compared to the heavier showers seen earlier in the year, such as in May and April. This marks a notable decrease from the peak summer months, where precipitation hovered above 100 mm. The gradual decline in rainfall reflects a trend toward drier conditions leading into the fall, suggesting that residents can enjoy a relatively stable climate as September rolls in, paving the way for the cooler, clearer days of October. Overall, this month serves as a transitional period, balancing the lushness of summer and the approaching chill of winter.
In September, Green Lake experiences a notable dip in humidity, averaging around 79%. This marks a transition from the warmer summer months, where humidity levels hover between 76% and 78% in July and August, to the slightly more humid conditions of October and November, which see levels rising back to 83% and 88%, respectively. The overall trend throughout the year shows a consistent high humidity during the winter months, peaking at 85% from January to April. As spring gives way to summer, humidity begins to decline, suggesting a more comfortable climate that welcomes the coolness of autumn. This fluctuation not only shapes the local weather but also influences outdoor activities and the natural beauty of the region.
As September rolls in, the UV Index in Green Lake, United States, reflects a noticeable transition from the intensity of summer, dropping to a high rating of 7. This signals a significant shift when compared to the peak months of June and July, which both reached a striking 10. During September, residents and visitors should still be mindful of sun exposure, with a burn time of 25 minutes, providing a slightly more forgiving window than the 15 minutes mandated in the heat of July. Overall, this month serves as a reminder to stay protected as the sun's rays begin to mellow, yet still warrant caution. For more detailed information, check Green Lake UV Index.
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As September unfolds in Green Lake, a tapestry of sunshine continues to weave through the summer's end, delivering an impressive 265 hours of sunlight. This month, while still basking in ample light, marks a gentle decline from the 356 hours experienced in the peak of July and 330 hours in August. This gradual transition signals the approach of fall, turning attention to the rich colors of autumn leaves. Despite the decrease, September's sunshine remains robust, outshining the earlier months of the year, such as January's mere 128 hours and February's 198 hours. As the days shorten, the lingering warmth invites outdoor adventures, encouraging residents and visitors alike to savor the last rays of summer before the cooler months take hold.
In Green Lake, United States, September marks a delightful transition into the latter part of the year, boasting a 59% chance of sunny weather. This figure indicates a slight increase from the summer months, where August peaks at 58%. Notably, September holds the distinction of having the highest probability of sunshine since spring, outpacing April's 35% and significantly surpassing the winter months. As autumn approaches, residents and visitors can relish in the warmth of the sun, making it an ideal time for outdoor activities before the cooler months set in. Overall, September stands out as a prime opportunity to soak up the last rays of summer in this charming locale.
In Green Lake, United States, September marks a subtle transition as the summer sun begins to wane, with daylight lasting approximately 12 hours. Following the peak of 15 hours in the height of summer, the shortening days signify the impending approach of autumn. This gradual decline from July and August's extended daylight highlights a consistent pattern as the year progresses, with daylight hours gradually diminishing from September onward. As the crispness of fall sets in, residents can expect fewer hours of daylight each month, culminating in the winter months where daylight dips to just 8 hours in December. This rhythmic cycle not only shapes daily life but also creates a captivating backdrop for the seasonal changes in the vibrant landscape of Green Lake.
As September graces Green Lake with its presence, the wind begins to pick up slightly, reaching an average speed of 3.6 m/s (about 8 mph). This gentle breeze is a refreshing change after the more subdued summer months, where the winds dipped to their lowest at 3.1 m/s in both July and August. Comparatively, September’s wind speed hints at a transition towards the more blustery months ahead, as average speeds rise again towards October and November, which both see a noticeable increase to 3.5 m/s and 4.3 m/s respectively. This subtle uptick in wind activity signals the approach of autumn, inviting residents and visitors alike to enjoy the crisp, invigorating air that defines the season.
The weather in Green Lake changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Green Lake and find detailed weather information for every month.
September and January present starkly contrasting weather conditions. In September, temperatures range from a chilly 1°C (35°F) at night to a warm 33°C (91°F) during the day, with an average of 18°C (64°F). This month also experiences considerable humidity at 79% and approximately 89 mm (3.5 in) of precipitation spread over 10 days. Conversely, January is frigid, with temperatures dipping as low as -34°C (-28°F) and averaging -7°C (20°F). The maximum temperature in January peaks at just 10°C (50°F), with lower precipitation of 46 mm (1.8 in) over 7 days and slightly higher humidity at 85%. For more detailed information, you can visit Green Lake weather in January.
In comparing the weather of September and February, significant differences are evident. September enjoys a much warmer climate, with average temperatures soaring to 18°C (64°F) and maximums reaching 33°C (91°F), while February is characterized by its frigid conditions, with an average of -6°C (21°F) and minimums plunging to -33°C (-26°F). Additionally, September experiences higher humidity at 79% and more precipitation (89 mm) over approximately 10 days, compared to February’s lower overall precipitation of 50 mm over just 8 days, at a slightly higher humidity of 85%. For more detailed insights, check the Green Lake weather in February.
When comparing the weather in September and March, the differences are striking. September typically features a wider temperature range with minimums around 1°C (35°F) and maximums reaching up to 33°C (91°F), while March experiences much colder conditions with minimum temperatures plummeting to -25°C (-12°F) and maximums only peaking at 20°C (68°F). Additionally, September tends to be wetter with 89 mm (3.5 in) of precipitation over approximately 10 days, compared to March's 60 mm (2.4 in) spread across 9 days. Humidity levels are relatively high in both months, with September at 79% and March slightly higher at 85%. For a detailed look at weather patterns, visit Green Lake weather in March.
In comparing the weather of September and April, we see notable differences in temperature and precipitation patterns. September generally enjoys warmer temperatures, with averages around 18°C (64°F) and highs peaking at 33°C (91°F), while April starts cooler, with average temperatures of 7°C (45°F) and maximums reaching only 27°C (80°F). Precipitation is slightly higher in April, totaling 99 mm (3.9 in) over 13 days, compared to September's 89 mm (3.5 in) across 10 days. Additionally, April experiences higher humidity at 85%, versus September's 79%. For a closer look at April conditions, you can find more details here: Green Lake weather in April.
In comparing the weather of September and May, we observe notable differences in temperature and precipitation patterns. September experiences a broader temperature range, with a minimum of 1°C (35°F) and a maximum of 33°C (91°F), while May exhibits slightly cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 34°C (93°F). Both months experience relatively high humidity, close to 79% in September and 78% in May, but September has fewer rainy days, with precipitation occurring on 10 days compared to 13 days in May. Additionally, May sees a higher total precipitation of 117 mm (4.6 in), compared to September’s 89 mm (3.5 in). For more detailed information, you can visit Green Lake weather in May.
In comparing the weather of September and June, notable differences emerge in temperature and precipitation patterns. September typically experiences a broader temperature range, with minimums dipping as low as 1°C (35°F) and maximums reaching up to 33°C (91°F), averaging around 18°C (64°F). In contrast, June's temperatures start higher, with minimums at 6°C (43°F) and maximums peaking at 34°C (93°F), resulting in a comfortable average of 21°C (70°F). Both months receive similar precipitation, approximately 89 mm (3.5 in) in September compared to 108 mm (4.3 in) in June, across about 10 days of rainfall. Humidity levels remain slightly higher in September at 79%, while June is at 80%. For a more detailed look at June weather, you can visit Green Lake weather in June.
In comparing the weather of September and July, September presents a broader temperature range with minimums dipping as low as 1°C (35°F) and maximums reaching up to 33°C (91°F). The average temperature in September is 18°C (64°F), which is cooler than July's more stable minimum of 11°C (52°F) and average of 23°C (74°F). While September experiences slightly less precipitation at 89 mm (3.5 in) over 10 days, compared to July’s 109 mm (4.3 in) over 11 days, the humidity remains comparable at 79% in September and 78% in July. For a closer look at July's weather specifics, check out Green Lake weather in July.
In comparing the weather between August and September, we notice a distinct shift in temperature and precipitation. September experiences a wider temperature range, with a minimum of 1°C (35°F) and an average of 18°C (64°F), while August maintains a milder minimum of 7°C (45°F) and an average of 21°C (71°F). Notably, both months share the same maximum temperature of 33°C (91°F), yet September sees slightly less precipitation at 89 mm (3.5 in) over 10 days compared to August's 100 mm (3.9 in) over 11 days. Additionally, September has a higher humidity of 79% compared to August's 76%. For a more detailed look at August weather, you can check Green Lake weather in August.
September and October present a striking contrast in weather conditions. In September, temperatures range from a minimum of 1°C (35°F) to a maximum of 33°C (91°F), with an average of 18°C (64°F), making it a warm month. Rainfall is recorded at 89 mm (3.5 in) over approximately 10 days, alongside a humidity level of 79%. In contrast, October sees a significant drop in temperatures, with minimums dipping to -4°C (24°F) and an average of only 10°C (51°F). While the maximum temperature remains relatively warm at 29°C (85°F), the month experiences more precipitation at 105 mm (4.1 in) over 13 days, accompanied by slightly higher humidity at 83%. For more detailed insights about the weather in this transition period, visit Green Lake weather in October.
September and November present contrasting weather patterns. In September, temperatures are warmer, with a minimum of 1°C (35°F), an average of 18°C (64°F), and a maximum of 33°C (91°F). The month experiences considerable humidity at 79% and a total precipitation of 89 mm (3.5 in) over about 10 days. In stark contrast, November ushers in chillier conditions, with temperatures dipping to a minimum of -15°C (6°F), an average of 2°C (36°F), and a maximum of 23°C (74°F). November's humidity rises slightly to 88%, but it has less precipitation at 46 mm (1.8 in) spread over just 7 days. For a closer look at the November weather specifics, check out Green Lake weather in November.
In September, the weather is much warmer, with temperatures ranging from a chilly minimum of 1°C (35°F) to a maximum of 33°C (91°F), and an average temperature of 18°C (64°F). The month sees significant precipitation of 89 mm (3.5 in) over about 10 days, contributing to a humidity level of 79%. In contrast, December experiences a much colder climate, with minimum temperatures plunging to -23°C (-10°F) and a maximum of 18°C (64°F). The average temperature sits at a frigid -2°C (28°F), and precipitation is lower at 48 mm (1.9 in) across 7 days, while humidity slightly increases to 81%. For more specific details about the weather in Green Lake during December, you can check out Green Lake weather in December.
As summer gently fades into fall, September at Green Lake showcases a transformation in weather that distinctly sets it apart from the hotter months. With temperatures reaching a comfortable average of 18°C (64°F), it invites visitors to enjoy outdoor activities amidst the stunning scenery. However, the month also brings an increase in humidity at 79% and precipitation spread over 10 days, hinting at the changing seasons. This blend of mild warmth and occasional rain creates a refreshing atmosphere, making September a unique time to experience all that Green Lake has to offer. For more detailed insights into this beautiful region's weather patterns, be sure to explore Green Lake Climate.