Last updated: February 24, 2025
In September, Coloma, United States, experiences a dynamic climate characterized by a maximum temperature soaring to 42°C (109°F) and a comfortable average of 23°C (74°F). The month showcases considerable fluctuations, with minimum temperatures dipping as low as 7°C (45°F), highlighting the region's diverse weather patterns. Despite the warmth, September sees only 12 mm (0.5 in) of rainfall spread over just 2 days, maintaining a relatively low humidity level of 44%. This combination of conditions creates a unique atmosphere, making it an intriguing month for both residents and visitors alike.
September in Coloma, United States, marks a transitional period where summer's warmth gradually gives way to the cooler embrace of autumn. With temperatures starting at a minimum of 7°C (45°F) and peaking at a sizzling 42°C (109°F), the month showcases a broad range of weather, maintaining an average of 23°C (74°F). This fluctuation is quite evident compared to the preceding months of July and August, where temperatures consistently hovered near the 42°C mark. As daylight starts to wane, the drop in nightly lows signifies the approach of fall, yet the lingering heat ensures that early September can still feel quite summery. This unique blend of warmth and cooling hints at the changing seasons, making September a dynamic time for both residents and visitors alike.
In September, Coloma experiences a notable shift as precipitation makes a subtle return, bringing 12 mm (0.5 in) of rain over just 2 days. This marks a significant increase from the dry summer months of July and August, which recorded no rainfall at all. As autumn approaches, the contrast becomes clear, with September serving as a gentle prelude to the wetter months ahead. Following this, October is expected to ramp up significantly, hinting at the seasonal transition that will see precipitation levels rise again, ultimately culminating in December’s robust 153 mm (6.0 in). Hence, September acts as a pivotal moment, bridging the long dry spell of summer and the wet season that characterizes the later part of the year.
As summer transitions to autumn, September in Coloma, United States, marks a notable shift in humidity levels. After the warm, dry months of July and August, where humidity plummeted to an arid 36%, September sees a slight resurgence, bringing levels back up to 44%. This increase signals the approach of wetter fall weather, bridging the gap to October’s more humid conditions at 65%. The trend reveals a seasonal rhythm, where higher humidity returns as temperatures cool, reminding residents that the crisp autumn air is swiftly taking over from the lingering heat of summer. This pattern of declining humidity from early spring through late summer, followed by a gradual rise into the fall, highlights Coloma's distinct climate shifts throughout the year.
In September, Coloma experiences a UV Index of 9, placing it in the very high exposure category and necessitating a burn time of just 15 minutes. This marks a slight decline from the peak summer months, where July and June saw extreme levels of UV radiation. As summer transitions to autumn, the UV Index remains significant, reminding residents and visitors alike to remain vigilant about sun protection. Historically, September’s UV levels are still notably high, continuing the trend from the sun-drenched summer months. For greater insights and tips on managing sun exposure, check out the details here: Coloma UV Index.
UV Risk Categories
As September arrives in Coloma, residents enjoy a delightful 313 hours of sunshine, a comfortable decrease from the 395 hours basked in during the peak of summer but still vibrant enough to extend outdoor activities. This month presents a transition, hinting at the onset of fall with its shorter days yet still holding onto a generous share of sunlight. Following the sun-drenched months of May, June, and July, September’s brightness maintains a strong glow, allowing time for hikes and harvest festivals before the evenings grow brisker. With October's 283 hours looming, the change in seasons invites a unique blend of warm days and crisp air, creating a beautiful backdrop for both relaxation and adventure.
As September rolls into Coloma, the likelihood of enjoying sunny weather remains high, with an 85% chance of sunshine gracing the skies. This month comfortably follows the peak of summer, where August dazzles with a striking 95% probability of clear days. The transition from summer to fall retains a substantial chance for outdoor enthusiasts, especially as the sunny weather trend begins to taper off with October’s 57% likelihood. Overall, September offers a delightful balance, bridging the sun-soaked warmth of summer with the crisp beginnings of autumn, making it an ideal time to bask in the outdoors before the cooler months set in.
As summer transitions into fall, September in Coloma, United States, offers a gentle shift in daylight hours, providing residents with approximately 12 hours of sunlight. This marks a gradual decline from the peak of 14 hours experienced during the summer months of June through August. The decreasing daylight serves as a precursor to the shorter days ahead, with October seeing a further reduction to 11 hours. This pattern highlights a natural progression of diminishing light as the year unfolds, inviting a cozy atmosphere that prepares the community for the tranquility of autumn.
As September arrives in Coloma, United States, the average wind speed gently settles at 2.1 m/s (5 mph), exhibiting a slight uptick from the calm of August. This month tends to bridge the transition between the languid summer days and the briskness of fall, as the winds remain relatively mild, consistent with the trend seen throughout the year. Noteworthy is how the wind speeds have generally fluctuated between 2.0 and 2.7 m/s across the months, with December often boasting the briskest gusts. September's warm breezes, while softer than those in the year’s earliest months, hint at the changing seasons, inviting residents to relish the picturesque landscape painted by the onset of autumn.
The weather in Coloma 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 Coloma and find detailed weather information for every month.
September and January present a stark contrast in weather conditions. In September, temperatures range from a cool 7°C (45°F) at night to a scorching 42°C (109°F) during the day, with an average of 23°C (74°F). The month is relatively dry, recording only 12 mm (0.5 in) of precipitation over just two days and maintaining a comfortable humidity level of 44%. In contrast, January features much colder temperatures, with lows plummeting to -1°C (30°F) and averaging around 9°C (48°F). This month experiences significantly higher precipitation, totaling 193 mm (7.6 in) over 11 days, accompanied by higher humidity levels at 84%. For a closer look at January weather specifics, you can check Coloma weather in January.
September and February present stark contrasts in weather. September generally boasts a milder climate with average temperatures around 23°C (74°F) and a maximum reaching up to 42°C (109°F), accompanied by relatively low humidity at 44% and minimal precipitation of just 12 mm over 2 days. In contrast, February's weather is much cooler, with an average temperature of 10°C (50°F) and nighttime lows plunging to -4°C (26°F). Additionally, February sees a significant increase in precipitation, totaling 189 mm over 10 days, along with considerably higher humidity levels at 84%. This seasonal difference highlights the transition from the dry warmth of September to the cooler, wetter conditions typical of February. For more details, check out Coloma weather in February.
When comparing the weather in September and March, the differences are striking. September typically boasts warmer temperatures, with an average high of 23°C (74°F) and a maximum reaching 42°C (109°F). In contrast, March experiences cooler conditions, with an average of only 12°C (53°F) and a maximum of 27°C (82°F). Additionally, September sees minimal precipitation, averaging just 12 mm (0.5 in) over about 2 days, while March is significantly wetter, with precipitation totaling 199 mm (7.8 in) spread over 13 days. The humidity levels also reflect this disparity, as September maintains a lower humidity of 44%, whereas March reaches a relatively high 83%. For more details on March weather specifics, check out Coloma weather in March.
When comparing the weather in September and April, it's evident that September is generally warmer and drier. In September, temperatures range from a minimum of 7°C (45°F) to a maximum of 42°C (109°F), with an average of 23°C (74°F) and only 12 mm (0.5 in) of precipitation over about 2 days. In contrast, April tends to be cooler, with temperatures ranging from 1°C (34°F) to 31°C (88°F) and an average of 15°C (59°F), accompanied by significantly higher precipitation of 93 mm (3.7 in) over approximately 7 days. Additionally, April exhibits higher humidity at 81%, compared to September's 44%. For more specific insights on the weather patterns in April, you can refer to Coloma weather in April.
When comparing the weather in September and May, several notable differences emerge. September typically has warmer temperatures, with an average high of 23°C (74°F) and a maximum reaching up to 42°C (109°F), while May presents milder conditions with an average high of 19°C (66°F) and a maximum of 36°C (97°F). Additionally, May experiences significantly more precipitation, totaling 48 mm (1.9 in) over four days, compared to just 12 mm (0.5 in) across two days in September. Moreover, the humidity level in May is considerably higher at 74%, compared to 44% in September. For more details, you can explore Coloma weather in May.
In comparing the weather between September and June, both months exhibit warm temperatures, with June slightly warmer on average at 24°C (75°F) compared to September's average of 23°C (74°F). However, September showcases a broader temperature range, reaching a maximum of 42°C (109°F), while June peaks at 41°C (107°F). Precipitation levels are notably lower in June, with only 5 mm (0.2 in) falling over just one day, compared to September's 12 mm (0.5 in) over two days. Additionally, June experiences higher humidity at 64%, whereas September has a more comfortable humidity level of 44%. For more detailed insights, you can check Coloma weather in June.
In comparing the weather between September and July, we observe distinct differences in temperature and precipitation patterns. September features a minimum temperature of 7°C (45°F), which is significantly cooler than July’s minimum of 13°C (55°F). However, the average temperatures are relatively close, with September averaging 23°C (74°F) compared to July's warmer 26°C (80°F). Despite both months reaching similar maximum temperatures of around 42°C (109°F), September experiences light precipitation of 12 mm (0.5 in) over 2 days, while July is entirely dry with no recorded rainfall. Notably, humidity remains consistent at 44% in both months. For a more in-depth look at July weather, you can check out Coloma weather in July.
In comparing the weather of September and August, we see some notable differences. September experiences a wider range of temperatures, with a minimum of 7°C (45°F) and a maximum of 42°C (109°F), while August has a warmer minimum of 13°C (55°F) and a similar maximum of 42°C (108°F). The average temperature in September is slightly lower at 23°C (74°F) compared to August’s 26°C (79°F). Additionally, September brings a bit of precipitation with 12 mm (0.5 in) over two days, while August remains completely dry with no recorded precipitation. Humidity levels are also slightly higher in September at 44%, compared to 36% in August. For a detailed look at August weather in Coloma, visit Coloma weather in August.
In September, the weather features a warm average temperature of 23°C (74°F), with highs reaching up to 42°C (109°F) and relatively low humidity at 44%. This month experiences minimal precipitation, with only 12 mm (0.5 in) over the course of just 2 days. In contrast, October brings a noticeable drop in temperatures, averaging around 18°C (64°F) with a cooler minimum of 4°C (39°F) and maximum of 37°C (99°F). Additionally, October tends to be wetter, with precipitation totaling 56 mm (2.2 in) over 3 days, combined with a higher humidity level of 65%. For more detailed insights into October weather, you can visit Coloma weather in October.
September typically showcases warmer temperatures, with a minimum of 7°C (45°F) and an average high of 23°C (74°F), making it a comfortable month for outdoor activities. In contrast, November sees a sharp decline in temperatures, with lows dropping to -1°C (31°F) and an average high of only 12°C (54°F). Precipitation is also significantly higher in November, totaling 106 mm (4.2 in) over approximately seven days, compared to just 12 mm (0.5 in) over two days in September. Additionally, the humidity climbs dramatically in November to 84%, creating a much wetter and chillier atmosphere. For more detailed information, check out Coloma weather in November.
In September, the weather is generally warm, with average temperatures of 23°C (74°F) and maximum highs reaching up to 42°C (109°F). The month is characterized by minimal precipitation, with only 12 mm (0.5 in) falling over just 2 days, and humidity levels sitting at a comfortable 44%. In contrast, December brings a dramatic shift in climate, featuring much cooler temperatures with an average of 9°C (48°F) and minimum lows dipping to -1°C (31°F). This month sees significant rainfall, accumulating to 153 mm (6.0 in) across 10 days, and humidity levels rise substantially to 83%. This stark difference highlights the transition from the heat of early autumn to the chill and dampness of winter. For more detailed information, you can check Coloma weather in December.
As September unfolds in Coloma, the weather exhibits a delightful balance, setting it apart from the extremes of summer and the chill of autumn. With warm days and cooler nights, the average temperature creates an inviting atmosphere ideal for outdoor adventures. While rain is minimal, the sporadic precipitation contributes to the region's lush surroundings, making the landscape vibrant. The lower humidity ensures that the air remains comfortable, inviting both locals and visitors to relish in the seasonal transition. For a deeper dive into the unique climate characteristics of Coloma, visit Coloma Climate.