September Weather in Tombstone, United States

Last updated: February 24, 2025

September in Tombstone, United States, presents a vibrant tapestry of weather, characterized by a maximum temperature soaring to 37°C (99°F) and a comfortable average of 24°C (76°F). As the month progresses, temperatures dip to a refreshing minimum of 12°C (53°F) during cooler evenings. Despite the warmth, precipitation occurs on 4 days, accumulating 28 mm (1.1 in), providing welcome relief and enhancing the local landscape. Coupled with an average humidity level of 72%, September offers a dynamic climate, perfect for outdoor exploration and enjoying the unique charm of this historic town.

September Temperature in Tombstone

In September, Tombstone, United States experiences a delightful transition from the sweltering summer months to the more temperate fall season. With minimum temperatures averaging 12°C (53°F) and maximums reaching up to 37°C (99°F), the month showcases a comfortable range that encourages outdoor activities. The average temperature sits at a pleasant 24°C (76°F), allowing for beautifully warm days while the nights begin to cool just slightly. This shift in temperature signifies the approach of autumn, favoring both locals and visitors with a climate that is perfect for exploring the picturesque landscapes and historic sites that define this charming town.

September Weather in Tombstone: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tombstone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec475057657383828176665748
Data source: Temperature data for Tombstone generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Tombstone

In September, Tombstone experiences a notable uptick in precipitation, receiving 28 mm (1.1 in) of rain over 4 days. This marks a slight increase from the drier summer months of July and August, which saw 51 mm and 47 mm respectively, albeit spread over more days. The trend indicates that as the region transitions from summer to autumn, rainfall becomes more concentrated yet less frequent, with September serving as a bridge to the wetter months ahead. This shift not only revitalizes the local landscape but also signals the approaching end of the arid summer, paving the way for a more temperate fall season.

September Precipitation Trends in Tombstone

The chart displays monthly precipitation patterns in Tombstone, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec202515327524728162722
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tombstone

In September, Tombstone experiences a significant rise in humidity, reaching 72% as the summer months draw to a close. This increase follows a particularly dry spell during June and July, where humidity levels dipped to a mere 28% and 38%, respectively. As the region transitions into fall, there's a notable resurgence in moisture that brings the humidity closer to January's 74%, suggesting a seasonal trend of increasing dampness in the air. The month mirrors the humidity levels seen in February and August, hinting at a gradual return to the higher humidity conditions typical of the winter months ahead. Overall, September serves as a bridge, blending the arid heat of summer with the cooler, wetter days of fall.

September Average Humidity in Tombstone

This chart illustrates the average monthly humidity levels in Tombstone, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec74%71%60%43%32%28%38%60%72%66%74%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tombstone

As September rolls into Tombstone, the UV Index remains extreme at 11, reflecting the lingering intensity of summer sun. While the burn time drops slightly to just 10 minutes, it’s a reminder that even as temperatures begin to cool, protective measures are still essential. This trend of high UV levels is consistent from April through September, showing that sun safety should remain a priority for outdoor activities during these months. As we move into October, the index will start to decline, but for now, those enjoying the vibrant outdoor scenes in Tombstone should stay vigilant. For more information on UV levels throughout the year, check out Tombstone UV Index.

Maximum UV Index Levels in Tombstone for September

The chart shows the monthly maximum UV Index (UVI) for Tombstone in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec5710121213121211965
Data source: Tombstone September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Tombstone

As the warm embrace of September rolls into Tombstone, Arizona, residents and visitors alike bask in a delightful 307 hours of sunshine, marking a slight dip from the summer peak but still showcasing the region's characteristic brightness. This month continues the trend seen throughout the year, where sunshine hours steadily rise from January's chilly 203 hours to the sun-drenched 370 hours of May. The gradual tapering as autumn approaches touches on the persistent warmth this desert town enjoys long into the fall, with October not far behind at 301 hours. Such patterns highlight Tombstone's remarkable ability to keep summer's glow alive, beckoning those who cherish sunny days and starry nights.

Monthly Sunshine Duration in Tombstone: September Highlighted

The September sunshine duration represents the total number of hours Tombstone experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec203h244h300h335h370h367h346h329h307h301h262h247h
Data source: Tombstone September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tombstone During September

In Tombstone, United States, September offers a 64% chance of sunny weather, marking a slight dip from the summer months. This decrease follows a notable peak in May, where the sun shines a remarkable 86% of the time. As the seasons transition into autumn, sunshine becomes less prevalent, as is evident from the declining trends through the summer months. By September, the likelihood of clear skies is still favorable compared to the winter months, but it's essential to keep in mind the growing cloud cover as the region prepares for cooler temperatures. Overall, while September may not boast the highest chances of sun, it remains a pleasant month for outdoor activities.

Percentage of Sunny Days in September in Tombstone

The chart illustrates the percentage of sunny days in Tombstone throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Tombstone experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec68%74%76%75%86%73%38%54%64%81%68%56%
Data source: Tombstone September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tombstone in September

As summer fades into autumn, September in Tombstone, United States, welcomes a gentle decline in daylight, offering approximately 12 hours of sunshine. This trend of diminishing daylight follows a peak of 14 hours in June, gradually tapering off. After enjoying the lush brightness of May and the consistent warmth of summer, residents begin to notice earlier sunsets and a shift in the rhythm of daily life. The transition is subtle, yet significant, as Tombstone prepares for the cooler October days ahead, where daylight dips again to 11 hours, echoing the seasonal changes that reflect nature's cyclical beauty.

Average Daylight Hours in Tombstone for September

The chart illustrates the variation in daylight duration in Tombstone throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 19m11h 3m12h12h 58m13h 46m14h 10m13h 57m13h 14m12h 18m11h 20m10h 31m10h 6m
Data source: Tombstone daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tombstone

As summer gives way to autumn in Tombstone, United States, September ushers in a gentle shift in the wind. With an average wind speed of 1.9 m/s (4 mph), the breezes are at their softest since mid-year, reflecting a season of transition and tranquility. This decline in wind intensity follows a noticeable peak in March and April, where gusts reach up to 3.5 m/s (8 mph). The decrease from the more vibrant summer winds—hitting a low of 1.8 m/s (4 mph) in August—suggests a natural winding down as the days shorten. As September progresses, its calm winds are perfect for leisurely outdoor strolls, inviting residents and visitors alike to savor the charm of Tombstone's historic landscapes in a mellow, breezy atmosphere.

Average September Wind Speed in Tombstone

The chart displays monthly wind speed patterns in Tombstone, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.83.53.53.13.02.01.81.9 m/s2.62.02.3
Data source: Tombstone September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tombstone Compares to Other Months

The weather in Tombstone 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 Tombstone and find detailed weather information for every month.

In September, the weather is characterized by warmer temperatures, with a minimum of 12°C (53°F) and an average high reaching up to 37°C (99°F), along with a humidity level of 72%. This month typically receives about 28 mm (1.1 in) of precipitation over four days, indicating a relatively humid and warm climate. In contrast, January brings much cooler conditions, where temperatures can drop to as low as -5°C (24°F), with an average of 8°C (47°F) and a maximum of 24°C (75°F). The month sees less precipitation, totaling around 20 mm (0.8 in) over three days and a similar humidity level of 74%. For a detailed look at the January weather, you can visit Tombstone weather in January.

September and February present striking contrasts in weather conditions. In September, temperatures range from a mild 12°C (53°F) at night to a scorching 37°C (99°F) during the day, with an average of 24°C (76°F). This month experiences relatively light precipitation of 28 mm (1.1 in) over about four days, accompanied by a high humidity of 72%. In contrast, February offers a much cooler climate, with temperatures dipping as low as -7°C (20°F) at night and peaking at 28°C (82°F) during the day, averaging around 10°C (50°F). Precipitation remains low, at 25 mm (1.0 in) over four days, while humidity dips slightly to 71%. For more details, you can check Tombstone weather in February.

September and March present contrasting weather patterns. In September, temperatures are notably warmer, with a comfortable average of 24°C (76°F) and maximums soaring up to 37°C (99°F). The humidity is higher at 72%, contributing to a more muggy atmosphere, and there is a bit of rainfall, totaling about 28 mm over four days. In contrast, March experiences cooler conditions, with average temperatures around 14°C (57°F) and maximums reaching up to 30°C (86°F). The humidity is lower at 60%, and the precipitation is minimal, with only 15 mm falling over just two days. For more specifics, you can check Tombstone weather in March.

When comparing the weather in September and April, notable differences emerge. September boasts a warmer climate with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 37°C (99°F), while April is cooler, with temperatures starting at 3°C (37°F) and peaking at 34°C (93°F). Additionally, September experiences higher humidity at 72%, compared to April's more comfortable 43%. Precipitation is also more frequent in September, receiving 28 mm (1.1 in) over about four days, whereas April sees only 3 mm (0.1 in) across just one day. For a more detailed look at weather conditions, check out Tombstone weather in April.

September and May display distinct weather patterns, highlighting the transition from summer to fall. In September, temperatures can range from a minimum of 12°C (53°F) to a maximum of 37°C (99°F), with an average of 24°C (76°F). This month also sees an average humidity of 72% and about 28 mm (1.1 in) of precipitation over four days. In contrast, May features cooler temperatures, with a minimum of 6°C (42°F) and a similar maximum of 37°C (98°F), though the average dips slightly to 23°C (73°F). Remarkably, May boasts significantly less precipitation at only 2 mm (0.1 in) with no rainy days and a much lower humidity level of 32%. For a more detailed look at May weather, you can visit Tombstone weather in May.

In comparing the weather conditions of September and June, there are notable contrasts. September boasts a temperature range with a minimum of 12°C (53°F) and an average temperature of 24°C (76°F), reaching a maximum of 37°C (99°F). It experiences about 28 mm (1.1 in) of precipitation over 4 days, coupled with a humidity level of 72%. In contrast, June features slightly higher temperatures, with a minimum of 13°C (56°F), an average of 28°C (83°F), and a peak of 41°C (106°F). Additionally, June is much drier, receiving only 7 mm (0.3 in) of precipitation over just 2 days and featuring a significantly lower humidity of 28%. For more detailed weather insights, you can visit Tombstone weather in June.

In comparing the weather of September and July, September offers a more moderate range of temperatures, with minimums around 12°C (53°F), average highs of 24°C (76°F), and maximum temperatures reaching 37°C (99°F). In contrast, July is significantly warmer, featuring minimum temperatures of 17°C (63°F), an average of 28°C (82°F), and peaks that can soar to 41°C (106°F). Additionally, July experiences nearly double the precipitation, averaging 51 mm (2.0 in) over about 12 days, compared to September's 28 mm (1.1 in) over just 4 days. This results in July having a much lower humidity level at 38%, compared to September's higher humidity of 72%. For a more detailed breakdown, you can visit Tombstone weather in July.

In comparing the weather between August and September, we notice a distinct shift in conditions. September experiences a wider temperature range, with minimums dropping to 12°C (53°F) and maximums reaching up to 37°C (99°F), while the average temperature decreases to 24°C (76°F). In contrast, August is notably warmer, with minimum temperatures sitting at 16°C (62°F) and maximums soaring to 40°C (104°F), alongside a higher average of 27°C (81°F). Additionally, September sees less precipitation, recording only 28 mm (1.1 in) over 4 days compared to August's 47 mm (1.9 in) across 10 days. The humidity is also higher in September at 72%, compared to August's 60%. For a more detailed look at August weather, visit Tombstone weather in August.

September and October weather exhibit a notable transition as summer fades into autumn. September boasts warmer temperatures, with a minimum of 12°C (53°F) and an average of 24°C (76°F), while the maximum can reach up to 37°C (99°F). This month experiences more precipitation, totaling 28 mm (1.1 in) over four days, coupled with higher humidity at 72%. In contrast, October brings cooler conditions, starting with a minimum of 0°C (33°F) and averaging 19°C (67°F), with a maximum of 34°C (93°F). Precipitation decreases to 16 mm (0.6 in) over just two days, and humidity slightly lowers to 66%. For further details on October weather, you can check Tombstone weather in October.

In September, the weather is typically warm with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 37°C (99°F), and an average of 24°C (76°F). The month sees about 28 mm (1.1 in) of precipitation spread over four days, coupled with a humidity level of 72%. In contrast, November experiences much cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 30°C (87°F), averaging 14°C (57°F). Precipitation remains similar at 27 mm (1.1 in), but is concentrated over just two days, and humidity slightly increases to 74%. For a more detailed look at the weather in November, visit Tombstone weather in November.

In September, the weather is significantly warmer with average temperatures hovering around 24°C (76°F) and highs reaching up to 37°C (99°F). This month typically sees around 28 mm (1.1 in) of precipitation over about 4 days, accompanied by a moderate humidity level of 72%. In contrast, December brings much colder conditions, featuring an average temperature of 9°C (48°F) and a maximum of 23°C (74°F), with a minimum dropping to -5°C (23°F). With only 22 mm (0.8 in) of precipitation over 3 days and a higher humidity of 81%, December weather presents a stark shift from the warmth of September. For more detailed information, you can visit Tombstone weather in December.

Compare Tombstone's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tombstone

As September rolls into Tombstone, the weather marks a significant transition compared to the hotter summer months. With a comfortable average temperature around 24°C (76°F), it offers a pleasant reprieve from the scorching highs, making outdoor activities more enjoyable. While the chance of rain increases slightly with an average of 4 precipitation days, the overall humidity settles at a manageable 72%. This unique combination of warm days and cooler nights makes September a delightful time to experience the charm of Tombstone, balancing the remnants of summer heat with a hint of autumn's approach. For a deeper dive into the weather patterns throughout the year, explore more at Tombstone Climate.