Last updated: February 24, 2025
In September, Tillamook experiences a vibrant transition into fall, characterized by a maximum temperature peaking at 33°C (92°F) and a soothing average of 15°C (59°F). The month ushers in cooler nights, with temperatures dipping to a refreshing minimum of 4°C (40°F). While this coastal town enjoys relatively mild conditions, it also faces average precipitation of 91 mm (3.6 in), spread across 8 rainy days. Humidity levels linger around 71%, adding a slight chill to the air that complements the scenic beauty of this Oregon gem. September in Tillamook is a delightful mix of warmth and moisture, perfect for both outdoor adventures and cozy indoor retreats.
In September, Tillamook experiences a delightful transition as summer gives way to fall. The temperatures range from a cool 4°C (40°F) at night to a comfortable 33°C (92°F) during the day, with an average of 15°C (59°F). This month showcases a notable decrease from the sweltering highs of August, yet it's still warm enough to enjoy outdoor activities. As daylight hours begin to shorten, the crispness in the air serves as a gentle reminder that autumn is approaching, making September a perfect time to explore the stunning landscapes of Tillamook against a backdrop of vibrant seasonal colors.
In September, Tillamook experiences a noticeable uptick in precipitation, receiving 91 mm (3.6 in) of rain over just 8 days. This marks a shift from the dry spells of summer, where rainfall plummets to a mere 7 mm (0.3 in) in August. As autumn approaches, the region sees a resurgence in moisture, foreshadowing the wetter months ahead. This transition is evident as September prepares the landscape for the more substantial rainfall typical of October and beyond, where monthly totals soar to 160 mm (6.3 in). The gentle increase in precipitation serves not only to refresh the flora but also sets the stage for the increasingly dramatic weather patterns characteristic of the Pacific Northwest.
As summer transitions into autumn, September in Tillamook, United States, showcases a notable decrease in humidity, dropping to 71%. This marks the lowest level for the month, following a gradual decline from a relatively high 85% in March to a more comfortable 74% in August. The shift signals a refreshing change, with moisture levels steadily reducing as the region approaches the wetter months ahead. October sees a resurgence to 81%, hinting at the return of the rainy season, while November and December bring back the higher humidity levels, peaking at 87%. This trend underscores Tillamook's distinct climatic shifts throughout the year, balancing between lush, wet conditions and drier spells.
As September unfolds in Tillamook, the UV Index reflects a transition toward milder sun exposure, settling at 7 on the scale, which categorizes it as high. This indicates that outdoor enthusiasts should be cautious, as the burn time decreases to 25 minutes for unprotected skin. Compared to the peak summer months of June and July, where the UV Index soared to 10 and burn times dropped to just 15 minutes, September offers a slight reprieve. However, it still demands vigilance, especially as the fall season approaches and daylight begins to wane. For detailed UV information and safety tips, be sure to check out Tillamook UV Index.
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In September, Tillamook basks in a delightful embrace of sunshine, with 261 hours lighting up the skies. This marks a gentle decline from the sun-drenched peak of July at 359 hours, yet still retains the warmth and vibrancy that precedes the autumn chill. As summer fades, the sun's rays begin to soften, with September's hours comfortably nestled between August's 326 hours and October's 203 hours. This month's sunshine serves as a farewell to summer, inviting residents and visitors alike to enjoy the lingering warmth while lush landscapes reveal the first hints of fall. The trend showcases an evolving tapestry of light, as Tillamook transitions from the exuberance of summer into the cozy embrace of autumn.
As September arrives in Tillamook, a noticeable shift occurs in the weather patterns, with the likelihood of sunny days holding steady at 44%. This marks a transition from the sunniest summer months—July and June, boasting 54% and 51% chance of sunshine, respectively. Although the sunny days may taper off compared to August's 44%, September retains a promising potential for clear skies, bridging the gap between the vibrant summer and the cooler fall. As autumn begins to settle in, locals and visitors alike can enjoy a balance of sun-filled days ideal for outdoor activities before the significant drop to 28% in October.
As September unfolds in Tillamook, daylight begins to wane, offering 12 hours of sunlight, a gentle decline from the summer's peak of 15 hours in June and July. This month marks a noticeable transition, where the vibrant, sun-soaked days of late summer gradually yield to the cozy, autumnal ambiance. Following the dynamic surge of daylight in spring and early summer, September's light can evoke a sense of nostalgia, inviting residents to revel in the last golden days before the shorter daylight hours of fall set in. With a steady rhythm of change, each month in Tillamook accentuates the beauty of nature’s cycles, encouraging a reflective appreciation of time as it flows.
As summer fades into autumn, September marks a subtle shift in the wind patterns of Tillamook, United States. With an average wind speed of 2.4 m/s (5 mph), the breezes throughout the month remain gentle, echoing the calm rhythm of late summer. This tranquility follows the primarily mild winds of July and August, which consistently hovered around similar speeds. Looking ahead, October is poised to usher in slightly brisker conditions with an increase to 3.1 m/s (7 mph), hinting at the arrival of fall with its vibrant scenery and cooler temperatures. Overall, September embodies a seamless transition, as the winds transition from the warmth of summer towards the refreshing embrace of autumn.
The weather in Tillamook 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 Tillamook and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. In September, temperatures range from a mild 4°C (40°F) at night to a warm 33°C (92°F) during the day, with an average of 15°C (59°F). The month sees about 91 mm (3.6 in) of precipitation spread over 8 days, and humidity levels hover around 71%. In contrast, January experiences much colder temperatures, with a minimum of -8°C (18°F) and a maximum of 15°C (60°F), averaging around 6°C (43°F). Precipitation is significantly higher at 255 mm (10.0 in) over 17 days, and humidity rises to 85%. For more detailed insights, you can view Tillamook weather in January.
September and February present contrasting weather experiences. In September, temperatures range from a comfortable minimum of 4°C (40°F) to a warm maximum of 33°C (92°F), with an average of 15°C (59°F). The month sees a moderate amount of rainfall, totaling 91 mm (3.6 in) over about 8 days, with humidity levels at 71%. Conversely, February is much chillier, with temperatures falling as low as -5°C (23°F) and peaking at only 16°C (62°F), averaging 5°C (41°F). This month is notably wetter, receiving 223 mm (8.8 in) of precipitation over 19 days, while humidity rises to 84%. For a more detailed look at the weather specifics, you can check out Tillamook weather in February.
In September, temperatures range from a mild 4°C (40°F) at night to a warm 33°C (92°F) during the day, with an average of 15°C (59°F). The month sees a total precipitation of 91 mm (3.6 in) over about 8 days, and humidity levels hover around 71%. In contrast, March experiences cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 23°C (73°F), averaging at 6°C (44°F). This month is significantly wetter, receiving 173 mm (6.8 in) of precipitation across 18 days, coupled with increased humidity at 85%. For a closer look at the specifics of March weather, you can visit Tillamook weather in March.
When comparing the weather in September and April, significant differences emerge. September typically sees warmer temperatures, with a minimum of 4°C (40°F) and a maximum reaching 33°C (92°F), while April experiences cooler conditions, ranging from a minimum of -1°C (30°F) to a maximum of 26°C (79°F). Additionally, April is wetter, with an average precipitation of 150 mm (5.9 in) over 15 days compared to September's 91 mm (3.6 in) over just 8 days. Humidity levels also tend to be higher in April at 83%, versus 71% in September, making April feel more damp overall. For more specific details, you can check Tillamook weather in April.
When comparing the weather in September and May, we see notable differences in temperature and precipitation patterns. September enjoys a wider range of temperatures, with minimums reaching 4°C (40°F) and maximums soaring up to 33°C (92°F), while May typically experiences milder highs of 30°C (87°F) and cool lows of 2°C (36°F). While both months receive precipitation, September has slightly more, totaling 91 mm (3.6 in) over 8 days, compared to May's 70 mm (2.7 in) spread over 11 days. Additionally, humidity levels are generally higher in May at 83%, compared to September's 71%, contributing to a distinct feeling in the air. For more specific details about the weather experience in May, you can check out Tillamook weather in May.
When comparing the weather in September and June, September typically offers slightly warmer temperatures, with a minimum of 4°C (40°F) and an average of 15°C (59°F), while June has a minimum of 5°C (41°F) and an average of 14°C (58°F). However, June can reach higher maximum temperatures, soaring up to 40°C (104°F), compared to September's peak of 33°C (92°F). Precipitation is more abundant in September, with 91 mm (3.6 in) falling over eight days, whereas June sees less rain at 56 mm (2.2 in) across the same number of days. Furthermore, humidity levels are higher in June at 83%, compared to September's 71%. For more information, check out Tillamook weather in June.
In comparing the weather between July and September, we see distinct differences in temperature and precipitation patterns. July tends to be warmer, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 34°C (93°F) and an average of 16°C (61°F). It experiences minimal rainfall, with only 9 mm (0.4 in) over just 2 days and a higher humidity level of 82%. In contrast, September boasts a wider temperature range, with a minimum of 4°C (40°F) and a maximum of 33°C (92°F), averaging at 15°C (59°F). Precipitation increases significantly in September, totaling 91 mm (3.6 in) over 8 days, alongside a slightly lower humidity level of 71%. For a deeper look at July's climate in the region, check out Tillamook weather in July.
In comparing the weather patterns of September and August, September showcases a more varied temperature range, with minimums dropping to 4°C (40°F) and maximums reaching 33°C (92°F), compared to August's milder minimum of 8°C (46°F) and maximum of 37°C (99°F). Humidity levels are slightly lower in September at 71% versus 74% in August. Additionally, September experiences a significant increase in precipitation, totaling 91 mm (3.6 in) across 8 days, contrasting sharply with August's meager 7 mm (0.3 in) over just 2 days. This indicates a shift towards wetter conditions as summer turns into autumn. For more detailed August weather information, you can refer to Tillamook weather in August.
September and October exhibit notable shifts in weather patterns as the seasons transition. In September, temperatures range from a pleasant minimum of 4°C (40°F) to a maximum of 33°C (92°F) with an average of 15°C (59°F). The month experiences lower precipitation levels, totaling 91 mm (3.6 in) over approximately 8 days, alongside a humidity level of 71%. In contrast, October brings cooler temperatures, with a minimum dipping to -1°C (31°F), an average of 11°C (51°F), and a maximum of 24°C (76°F). This month also sees an increase in precipitation, accumulating to 160 mm (6.3 in) over 13 days, and a rise in humidity to 81%. For more insights on October’s weather in Tillamook, check out Tillamook weather in October.
September and November weather present a striking contrast. In September, temperatures range from a mild 4°C (40°F) to a warm maximum of 33°C (92°F), with an average temperature of 15°C (59°F). Interestingly, September experiences less precipitation, totaling 91 mm (3.6 in) over just 8 days, and a humidity level of 71%. In stark comparison, November sees cooler temperatures, with a minimum of -4°C (25°F) and an average of 8°C (46°F), the maximum reaching 18°C (64°F). Precipitation significantly increases to 238 mm (9.4 in) over 18 days, and humidity rises to 87%. These changes illustrate the transition from the warm days of early autumn to the chillier, wetter conditions of late fall. For more detailed insights, check out Tillamook weather in November.
In September, the weather tends to be much warmer with average temperatures around 15°C (59°F) and highs reaching up to 33°C (92°F), accompanied by relatively low humidity levels of 71%. On average, September experiences about 91 mm (3.6 in) of precipitation over approximately 8 days. In contrast, December brings much colder temperatures, with an average of only 5°C (42°F), and lows dropping down to a brisk -8°C (18°F). Precipitation increases significantly in December, with about 278 mm (11.0 in) over 21 days, and humidity rises to 87%. For more detailed weather information, you can check Tillamook weather in December.
As summer gradually transitions into fall, September in Tillamook offers a refreshing blend of temperate warmth and subtle coolness, distinguishing it from the hotter summer months. With average temperatures hovering around 15°C (59°F), days are pleasantly mild, while the evenings invite cozy layers as they dip into cooler ranges. Although September sees a rise in humidity at 71%, bringing an occasional drizzle, the total precipitation remains moderate, allowing for those beautiful crisp days that are perfect for outdoor exploration. For a deeper understanding of Tillamook's weather patterns, visit Tillamook Climate.