Last updated: February 24, 2025
In September, Volcano, United States, experiences a mild climate characterized by a maximum temperature of 25°C (76°F) and an average temperature around 19°C (66°F). The month sees a minimum temperature dipping to 13°C (56°F), creating a cool, comfortable atmosphere. However, residents and visitors should be prepared for frequent rain, with a significant precipitation amount of 132 mm (5.2 in) spread over approximately 20 days, resulting in an humidity level of 82%. This combination of warmth and wetness invites nature enthusiasts to enjoy lush landscapes, even as they pack an umbrella for their outdoor adventures.
In September, temperatures in Volcano, United States begin to embrace the crispness of early autumn, with a noticeable shift from the warmer summer months. The minimum temperature hovers around 13°C (56°F), while the average settles at a comfortable 19°C (66°F), and the maximum can reach up to 25°C (76°F). This trend reveals a subtle decline in temperatures compared to the peak summer averages, yet the warmth remains inviting for outdoor activities. With clear signs of cooling evident in this month, September serves as a gentle transition, inviting locals and visitors alike to enjoy the beautiful landscapes before winter sets in.
In September, Volcano, United States, experiences a moderate precipitation total of 132 mm (5.2 in), which falls in line with the general trend of declining rainfall seen since the heavy downpours of February. Notably, September's 20 rainy days contribute to a consistent pattern of precipitation that begins to taper off after the summer months. This transitional period reflects a shift from the more intense summer rainfall, peaking in April with 331 mm, toward a drier autumn, setting the stage for October's increase back to 245 mm. Ultimately, September acts as a bridge, maintaining moisture levels while hinting at the upcoming changes in weather as the region prepares for the cooler months ahead.
In September, the humidity in Volcano, United States, settles at a comfortable 82%, reflecting a slight decline from the peak of 84% in August. This gradual decrease marks a transitional phase as the region shifts from the peak summer months. Throughout the year, humidity levels in Volcano tend to fluctuate between 77% and 84%, with the warmest summer months—July and August—typically experiencing the highest levels. As autumn approaches, it’s interesting to note that September's humidity remains relatively high, foreshadowing the persistent moisture that characterizes the area as it moves into the cooler months ahead.
As summer transitions into autumn, September in Volcano, United States, maintains an extreme UV Index of 13, requiring only 10 minutes of unprotected exposure before skin damage can occur. This trend follows a peak in July and August, where the UV Index reached 14, the highest of the year. Notably, the UV levels consistently remain high from February through October, underscoring the importance of sun protection during these months. As the days grow shorter and cooler, vigilance against UV exposure remains crucial. For more detailed information on UV levels throughout the year, visit Volcano UV Index.
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September in Volcano, United States, brings a splendid mix of sunshine, basking in 305 hours of radiant light, making it the tail end of an impressive summer stretch. This month stands as a notable highlight, showcasing a gradual decline from the peak of 339 hours in July, yet still significantly surpassing the winter months. The sunshine hours drop steadily as the year advances, but September maintains a vibrant glow, transitioning from the long, sun-soaked days of summer while hinting at the cozy autumn days to come. With its abundant sunlight, September serves as a bridge between the warmth of summer and the cool embrace of fall, inviting residents and visitors alike to revel in the beauty of this transitional season.
In September, Volcano, United States, enjoys a 33% chance of sunny weather, which places it among the more favorable months for sunshine compared to the preceding summer months. As the summer progresses, there is a noticeable decline in sunshine, peaking in August at 39%, before slipping slightly in September. This trend reflects the transition to autumn, where the overall likelihood of sunny days decreases for the rest of the year. Notably, this September percentage is higher than several months in the spring like April and May, yet lower than the sunny peaks experienced in late summer. Therefore, while visitors can still expect a fair share of sunny days, a touch of unpredictability begins to creep in as the season shifts.
In September, Volcano, United States, experiences a transition as daylight duration stands at 12 hours. This month reflects a subtle shift, consistent with the gradual shortening of days that begins after the summer months. With daylight peaking at 13 hours in the height of summer (June through August), September marks a slight decrease, hinting at the approach of autumn. As the year progresses, daylight hours will continue to dwindle, tapering off to 11 hours in October and settling to 10 hours by December. This rhythmic change not only signals the change in seasons but also provides a unique opportunity to enjoy the waning warmth of late summer days before the crispness of fall sets in.
As September arrives in Volcano, United States, the wind begins to settle into a steady rhythm, with an average speed of 3.4 m/s (8 mph). This marks a continuation of the moderate breeziness felt throughout the late summer months, showcasing a resilient pattern that peaks in July. Here, the winds reached an average of 3.6 m/s (8 mph), but they don’t dip significantly by September, indicating an energetic transition towards autumn. Following September, the winds maintain a similar vigor into October, hinting at a seasonal stability that contrasts with the calmer days of late fall and winter. Overall, this trend illustrates a refreshing continuity in wind speeds as Volcano transitions from summer's warmth to the crispness of autumn.
The weather in Volcano 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 Volcano and find detailed weather information for every month.
In September, temperatures tend to be warmer, with an average of 19°C (66°F) and highs reaching up to 25°C (76°F), while January sees cooler conditions with an average of 15°C (60°F) and a maximum of 22°C (72°F). Both months experience substantial precipitation, with September receiving 132 mm (5.2 in) over 20 days and January slightly higher at 139 mm (5.5 in) across 14 days. Humidity levels are also relatively high, with September at 82% and January slightly lower at 79%. For more specific insights on weather conditions during January, you can visit Volcano weather in January.
In comparing the weather of September and February, we can observe notable differences in temperature and precipitation patterns. September features a milder climate with average temperatures ranging from 13°C (56°F) to a maximum of 25°C (76°F), while February is cooler, with average temperatures between 7°C (45°F) and 23°C (73°F). Although February has a slightly lower humidity level at 79%, it experiences significantly higher precipitation, totaling 430 mm (16.9 in) over 22 days compared to September’s 132 mm (5.2 in) across 20 days. This indicates that while September enjoys warmer conditions, February tends to be wetter. For more insight into the specifics of February weather, you can check Volcano weather in February.
In comparing the weather of September and March, September typically enjoys a milder temperature range with an average of 19°C (66°F) and maximums reaching 25°C (76°F), while March features cooler averages of 16°C (60°F) and maximums of 22°C (72°F). However, March experiences significantly higher precipitation, totaling 343 mm (13.5 in) over 25 days compared to September's 132 mm (5.2 in) over 20 days. Humidity levels are slightly elevated in September at 82%, whereas March sees a lower humidity of 77%. For a closer look at the specific conditions in March, you can check out Volcano weather in March.
In comparing the weather between September and April, both months experience mild temperatures, but with some notable differences. September typically boasts slightly warmer conditions, with average temperatures ranging from 13°C (56°F) to 25°C (76°F), while April's temperatures are a bit cooler, averaging between 11°C (51°F) and 23°C (73°F). Additionally, April sees significantly more precipitation, with 331 mm (13.0 in) of rain spread over 22 days, compared to September's 132 mm (5.2 in) over 20 days. Humidity levels are fairly similar, with April at 80% and September at 82%, creating a generally moist atmosphere in both months. For more details on the specific weather patterns in April, you can check Volcano weather in April.
In comparing the weather of September and May, September tends to be slightly warmer, with average temperatures around 19°C (66°F) compared to May's average of 17°C (63°F). While both months experience a fair amount of precipitation, May is notably wetter, receiving 176 mm (6.9 in) across 23 days, in contrast to September's 132 mm (5.2 in) over 20 days. Humidity levels are comparable, with September at 82% and May at 80%. For more specific insights on conditions during this month, you can check out Volcano weather in May.
When comparing the weather in September and June, both months exhibit similar humidity levels at 82%, creating a consistently moist atmosphere. September typically enjoys warmer temperatures, with an average of 19°C (66°F) and a maximum of 25°C (76°F), compared to June’s average of 18°C (64°F) and maximum of 23°C (74°F). However, September experiences more rainfall, with 132 mm (5.2 in) over 20 days, while June has slightly less precipitation at 108 mm (4.2 in) across 17 days. For more detailed information, check out Volcano weather in June.
When comparing the weather in September and July, September tends to be slightly warmer, with average temperatures reaching 19°C (66°F) compared to July's average of 18°C (65°F). However, both months share similar minimum temperatures of 13°C (56°F) and maximum temperatures around 24-25°C (76°F). Precipitation is notably higher in September, with 132 mm (5.2 in) over 20 days, while July sees less rainfall at 92 mm (3.6 in) across 15 days. Humidity levels are also comparable, with September at 82% and July at 83%. For more detailed insights about the weather during July, you can check Volcano weather in July.
In comparing the weather of September to August, we see slightly cooler temperatures in September, with a minimum of 13°C (56°F) and a maximum of 25°C (76°F), while August had a minimum of 14°C (57°F) and a maximum of 24°C (76°F). Both months share the same average temperature of 19°C (66°F). September experienced less precipitation, totaling 132 mm (5.2 in) over 20 days, compared to August, which had 189 mm (7.4 in) over 16 days. Humidity was marginally lower in September at 82%, while August had a humidity level of 84%. For more details about the weather conditions during this time, you can refer to Volcano weather in August.
In comparing the weather of September and October, we notice a slight decline in average temperatures, with September featuring a minimum of 13°C (56°F) and an average of 19°C (66°F), while October sees a minimum of 12°C (55°F) and an average of 18°C (65°F). Both months experience similar maximum temperatures, capping at 25°C (76°F) in September and 24°C (76°F) in October. However, October tends to be significantly wetter, receiving 245 mm (9.7 in) of precipitation over 21 days, compared to September's 132 mm (5.2 in) over 20 days. Humidity remains fairly constant, with September at 82% and October slightly higher at 83%. For those interested in specific weather conditions during this time, more details can be found at Volcano weather in October.
September generally enjoys slightly warmer temperatures than November, with average highs reaching 25°C (76°F) compared to November's 23°C (74°F). The minimum temperatures in September are also a bit higher at 13°C (56°F), while November starts at 11°C (52°F). Both months experience similar levels of precipitation, with September having 132 mm (5.2 in) and November seeing a bit more at 153 mm (6.0 in), although both months share roughly 20 days of rainfall. Humidity levels remain quite consistent, with September at 82% and November slightly higher at 83%. For those interested in the specifics of weather during November, you can find more information here: Volcano weather in November.
In September, the weather is generally warmer with average temperatures around 19°C (66°F) and maximums reaching up to 25°C (76°F). The month sees significant rainfall, accumulating to 132 mm (5.2 in) across about 20 days, resulting in high humidity levels at 82%. In contrast, December experiences cooler temperatures, with an average of 16°C (61°F) and maximums peaking at 22°C (72°F). However, it is also marked by increased precipitation, totaling 218 mm (8.6 in) over 17 days, while humidity remains relatively consistent at 81%. For more specific insights on weather patterns during December, you can explore Volcano weather in December.
As September unfolds in Volcano, the weather draws a unique contrast to the preceding months. With average temperatures settling around 19°C (66°F), it presents a mild yet refreshing atmosphere, appealing to nature enthusiasts and adventurers alike. However, high humidity levels around 82% and frequent precipitation—with rain on 20 days—create a lush environment that sets September apart. The combination of warmth and moisture brings life to the vibrant surroundings, making it a perfect time for exploring the breathtaking scenery. For those interested in learning more about the region's weather patterns, visit Volcano Climate.