Last updated: February 24, 2025
In September, Two Harbors experiences a vibrant transition into autumn, characterized by a maximum temperature reaching 27°C (80°F) and an average of 15°C (60°F). The weather can be quite brisk as it dips to a minimum of 2°C (36°F), making layers essential for comfort. This month also brings 101 mm (4.0 in) of precipitation over approximately 12 days, contributing to a humidity level of 73% that enhances the crispness of the air. Whether you're enjoying the cozy ambiance of the changing leaves or braving the occasional rainfall, September in Two Harbors offers a unique blend of warmth and refreshing coolness.
As September rolls into Two Harbors, a distinct transition marks the end of summer, ushering in cooler days and crisp nights. With minimum temperatures dropping to 2°C (36°F) and averages settling around 15°C (60°F), residents can expect a refreshing shift. The peak warmth, reaching 27°C (80°F), still provides plenty of opportunities to bask in the sun before autumn fully takes hold. This month showcases a gradual decline from the sweltering highs of summer, hinting at the dramatic weather changes that are just around the corner. Overall, September serves as a delightful bridge, blending the lingering warmth of summer with the cooler embrace of autumn.
As summer transitions to autumn, September in Two Harbors brings a noticeable increase in both precipitation and rainy days. With 101 mm (4.0 in) of rain over 12 days, it marks the month with the highest rainfall thus far in the year, showcasing a striking jump from August's 96 mm (3.8 in). This seasonal shift is characterized by a gradual rise in moisture, hinting at the impending colder months. Following a pattern established earlier in the year, September’s deluge not only underscores the region's climatic variability but also sets the stage for an equally wet October, which typically averages even higher at 116 mm (4.6 in). As the days grow shorter, the increase in rainfall invites a vibrant tapestry of autumn colors, making the changing landscape all the more enchanting.
In September, Two Harbors experiences a noticeable shift in humidity, averaging 73%, which reflects a slight increase from the drier months of July and August, when humidity dipped to 70% and 71%, respectively. As summer transitions into fall, the air begins to feel a bit more humid, hinting at the return of lush, crisp conditions typical of autumn. This gradual increase is part of a broader trend throughout the year, where humidity peaks in the winter months, reaching a high of 93% in January and February, before tapering off in the late spring and summer. As October approaches with its humidity rising to 81%, the changing seasons become palpable in the air, marking the end of summer's dry spell and the onset of autumn's embrace.
As September rolls into Two Harbors, the UV Index remains notable at 7, categorizing exposure as high, with a burn time of approximately 25 minutes. This marks a gradual decline from the peak summer months, where the Index consistently hovered at 8 or 9, indicating very high exposure levels. As the days begin to shorten and the sun's intensity eases, residents and visitors should still be mindful of the sun’s rays, ensuring proper protection during outdoor activities. With October approaching, the UV index is set to transition to a moderate 5, reaffirming the shifting seasonal trends. For a detailed overview of current conditions, check out the Two Harbors UV Index.
UV Risk Categories
In Two Harbors, United States, September marks a beautiful transition, boasting 243 hours of sunshine that reflect the tail end of summer. As the days shorten, it's clear that this month enjoys a healthy amount of daylight, reminiscent of the vibrant sunshine seen in July, which tops the yearly chart with an impressive 354 hours. Interestingly, after a peak in summer, the sunshine hours begin their gradual decline, slipping to 308 hours in August and then settling to September's totals. Overall, the data hints at a sun-soaked summer leading into a mellow fall, making September a perfect time to enjoy the crisp air and lingering warmth before the cooler months set in.
In September, Two Harbors showcases a promising 51% chance of sunny weather, making it a delightful time for outdoor activities. This sunny disposition follows a peak in July at 63%, signaling a gradual decline as summer transitions to fall. Interestingly, September's sunshine likelihood surpasses both the spring and early fall months, hinting at a potential Indian summer. As temperatures begin to cool, the chance of clear skies remains relatively robust compared to the colder months ahead, such as October's 28% and December's dismal 19%. Overall, while the sunny days are fewer than in the height of summer, September still offers a favorable opportunity for enjoying the outdoors before the onset of winter.
As summer wanes in Two Harbors, United States, September ushers in a gentle decline in daylight, offering about 12 hours of sunshine each day. This marks a noticeable shift from the peak of 15 hours seen in June and July. The gradual shortening of days is reminiscent of the transition from the vibrant warmth of summer to the cooler embrace of fall. Following September, daylight dips further to 10 hours in October, mirroring the phenomenon witnessed earlier in the year as winter approaches, where daylight lingers just 8 hours in December. This rhythmic ebb and flow of daylight not only highlights the changing seasons but also invites residents to savor the beauty of early autumn before the days grow shorter.
In Two Harbors, September greets residents and visitors with a gentle average wind speed of 3.7 m/s (8 mph), mirroring the calmness of the previous month. As summer fades, the wind begins to pick up slightly, a precursor to the more robust gusts expected in fall. The trend over the months reveals an interesting ebb and flow; with the summer months of June and July seeing the least wind, averaging only 2.8 m/s (6 mph). However, as September rolls in, it brings a refreshing shift reminiscent of August’s breezy 3.9 m/s (9 mph). Looking ahead, October typically introduces a subtle increase, hinting that as the seasons transition, so too does the character of the wind, emphasizing the lively atmosphere that Two Harbors embodies in autumn.
The weather in Two Harbors 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 Two Harbors and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. In September, temperatures range from a minimum of 2°C (36°F) to a comfortable average of 15°C (60°F), peaking at a warm 27°C (80°F). This month experiences 101 mm (4.0 in) of precipitation over 12 days, accompanied by a relatively moderate humidity level of 73%. In contrast, January is characterized by its frigid conditions, where temperatures plummet to a minimum of -31°C (-23°F) and average around -10°C (14°F), with a maximum of only 5°C (41°F). Precipitation decreases significantly to just 25 mm (1.0 in) over 5 days, and humidity rises to 93%, creating a brisk and cold atmosphere. For a closer look at January weather specifics, visit Two Harbors weather in January.
September and February present strikingly different weather conditions. In September, temperatures range from a minimum of 2°C (36°F) to a maximum of 27°C (80°F), with an average of 15°C (60°F), and the month receives 101 mm (4.0 in) of precipitation over approximately 12 days, accompanied by a moderate humidity level of 73%. In contrast, February is characterized by much colder temperatures, with a minimum of -32°C (-26°F) and a maximum of 9°C (48°F), resulting in an average of -10°C (14°F). February experiences significantly lower precipitation at 34 mm (1.3 in) over just 6 days, but humidity is notably higher at 93%. For more detailed information about the weather during February, you can check Two Harbors weather in February.
When comparing the weather in September and March, significant differences emerge, reflecting the transition between late summer and early spring. September typically offers milder temperatures, with an average of 15°C (60°F) and highs reaching up to 27°C (80°F), complemented by 101 mm (4.0 in) of precipitation over 12 days. This month experiences a relatively comfortable humidity level of 73%. In contrast, March presents a much colder climate, with average temperatures around -3°C (27°F) and maximums only reaching 11°C (52°F). The month sees less precipitation at 44 mm (1.8 in) across just 6 days, but with higher humidity at 89%. For more detailed insights into March's weather patterns in Two Harbors, you can visit Two Harbors weather in March.
September and April showcase significant differences in weather patterns. In September, the temperatures range from a chilly 2°C (36°F) at night to a warm 27°C (80°F) during the day, averaging around 15°C (60°F). With 101 mm (4.0 in) of precipitation over 12 days, humidity levels sit at 73%. In contrast, April brings much colder conditions, with temperatures varying from a frigid -13°C (9°F) to a milder 17°C (63°F), averaging just 2°C (35°F). The month receives less precipitation, at 64 mm (2.5 in) over 9 days, coupled with higher humidity levels at 85%. For more details on the specifics of April's weather, visit Two Harbors weather in April.
When comparing the weather in September to that in May, notable differences in temperature and precipitation patterns emerge. September typically enjoys milder temperatures, with averages around 15°C (60°F), ranging from a minimum of 2°C (36°F) to a maximum of 27°C (80°F). In contrast, May experiences cooler temperatures, averaging 8°C (47°F), with a minimum of -2°C (29°F) and a maximum of 24°C (76°F). Additionally, September sees more precipitation with 101 mm (4.0 in) over 12 days, whereas May has a lower total of 79 mm (3.1 in) across 10 days. Humidity levels are relatively similar, with September at 73% and May slightly higher at 76%. For more details, check out Two Harbors weather in May.
When comparing the weather in September and June, September tends to be slightly warmer with average temperatures reaching 15°C (60°F) and maximums peaking at 27°C (80°F), while June averages around 14°C (57°F) and maxes out at 26°C (78°F). Precipitation levels are higher in September, with 101 mm (4.0 in) of rain over approximately 12 days, compared to 78 mm (3.1 in) over 9 days in June. Humidity is fairly similar, with September showing a humidity level of 73% and June at 71%. For more detailed information on June weather, you can visit Two Harbors weather in June.
In comparing the weather of September and July, September experiences cooler temperatures, with a minimum of 2°C (36°F) compared to July's minimum of 9°C (49°F). The average temperature in September is 15°C (60°F), while July boasts a slightly warmer average of 18°C (66°F). Both months have similar maximum temperatures, with September peaking at 27°C (80°F) and July reaching 28°C (82°F). However, September tends to be wetter, receiving 101 mm (4.0 in) of precipitation over 12 days, compared to July's 87 mm (3.4 in) over 9 days. Humidity levels are also slightly higher in September at 73%, while July has a humidity of 70%. For more detailed information on July weather, you can refer to Two Harbors weather in July.
In comparing the weather of September and August, it's evident that September experiences cooler temperatures, with minimums dropping to 2°C (36°F) compared to August's minimum of 11°C (52°F). The average temperature in September is also lower at 15°C (60°F), whereas August boasts a warmer average of 19°C (66°F). Both months see similar maximum temperatures, with September reaching around 27°C (80°F) and August peaking slightly higher at 28°C (83°F). Precipitation levels are comparable, with September receiving 101 mm (4.0 in) over 12 days, while August experiences 96 mm (3.8 in) across 11 days. Humidity is slightly higher in September at 73%, compared to 71% in August. For more details on the weather patterns during this time, you can visit Two Harbors weather in August.
September and October showcase a noticeable shift in weather patterns. September presents a more temperate range with nighttime lows around 2°C (36°F) and daytime highs reaching up to 27°C (80°F), making it feel quite mild with an average temperature of 15°C (60°F). However, as we transition into October, temperatures dip significantly, with minimums dropping to -5°C (23°F) and daytime averages cooling to 8°C (47°F). Both months experience similar precipitation levels, with October receiving slightly more rain at 116 mm (4.6 in) compared to September's 101 mm (4.0 in), yet October’s humidity rises to 81%, adding to the chill in the air. For those interested in the specifics of October weather, you can find more detailed information here: Two Harbors weather in October.
In September, the weather is generally mild, with temperatures ranging from a minimum of 2°C (36°F) to a comfortable maximum of 27°C (80°F) and an average of 15°C (60°F). The month experiences a moderate amount of rainfall, with 101 mm (4.0 in) spread over about 12 days, and humidity levels sitting at 73%. In contrast, November brings a dramatic shift, featuring much colder temperatures that can drop as low as -13°C (8°F) with an average of 0°C (33°F) and a maximum of 19°C (66°F). Precipitation decreases to 49 mm (1.9 in) over 9 days, while humidity rises to 87%. For a closer look at what to expect, you can visit Two Harbors weather in November.
September and December showcase stark contrasts in weather. In September, temperatures range from a mild minimum of 2°C (36°F) to a warm maximum of 27°C (80°F), with an average of 15°C (60°F). The month experiences considerable precipitation, totaling 101 mm (4.0 in) over 12 days, and a humidity level of 73%. In contrast, December brings frigid conditions, with temperatures plunging to a minimum of -28°C (-18°F) and an average of -5°C (23°F). The maximum temperature reaches only 9°C (49°F), and despite lower precipitation at 64 mm (2.5 in) over just 9 days, humidity rises significantly to 91%. For those looking for more insights into December's climate, check out Two Harbors weather in December.
September in Two Harbors marks a transition to crisper air and a palette of autumn hues, distinguishing it from the summer's warmth. With temperatures beginning to cool, days average a comfortable 15°C, while occasional peaks reach up to 27°C. However, the month is also characterized by increased precipitation, averaging 101 mm over about 12 days, adding a refreshing vibe to the scenery. The hum humidity settles at around 73%, creating a unique blend of briskness and moisture that sets the stage for the vibrant fall season ahead. For a deeper dive into the yearly weather patterns, visit Two Harbors Climate.