September Weather in Guadalupe, Mexico

Last updated: April 22, 2025

In September, Guadalupe, Mexico experiences a blend of warm temperatures and occasional rain. The maximum temperature can soar to 37°C (99°F), while the average hovers around a comfortable 25°C (77°F), providing a pleasant climate for outdoor activities. Despite the heat, the nights can cool down, with a minimum reaching 9°C (49°F). This month sees 22 mm (0.9 in) of rainfall over approximately 4 days, contributing to a humidity level of 74% that adds a tropical feel to the air. Prepare for warm sun and light showers as you explore this vibrant region!

September Temperature in Guadalupe

As September rolls into Guadalupe, Mexico, temperatures begin to transition into milder autumn weather. The month greets residents and visitors with a minimum of 9°C (49°F), climbing to an average of 25°C (77°F), and peaking at a maximum of 37°C (99°F). This marks a noticeable dip from the sizzling summer months, particularly July and August, when maximum temperatures soared above 40°C (104°F). The average temperature remains comfortably warm, making September an inviting time for outdoor activities while offering a reprieve from the oppressive heat. With these pleasant conditions, September serves as a bridge, gently ushering in the cooler months ahead while still retaining a bit of that vibrant summer energy.

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

The chart illustrates September temperature patterns in Guadalupe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec465160687684848377675748
Data source: Temperature data for Guadalupe 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 Guadalupe

In September, Guadalupe experiences a notable shift in its precipitation patterns, receiving 22 mm (0.9 inches) of rainfall over four days. This marks a slight decrease from the preceding month of August, which averaged 25 mm (1.0 inch), but still contributes to a significant total in the late summer months. As part of the broader trend observed throughout the year, September continues to showcase the region's variability, where periods of dry weather are intermittently punctuated by brief yet impactful rainfall. The transition from the heavier rains of July and August signals a gradual onset of drier conditions, setting the stage for October's rainfall average of 18 mm (0.7 inches). Overall, September serves as a pivotal month, bridging the wettest season to the more moderate precipitation levels that follow.

September Precipitation Trends in Guadalupe

The chart displays monthly precipitation patterns in Guadalupe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1111193316292522181116
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Guadalupe

In September, Guadalupe, Mexico experiences a humidity level of 74%, marking a noticeable increase from the drier months of late spring and early summer. As the lingering heat of summer transitions into the cooler autumn, humidity levels progressively rise, peaking in November with an average of 82%. This September figure reflects the overall trend of fluctuating humidity throughout the year, where the months of January and February start off with significantly higher levels, dropping to a low of 51% in both May and June. Following the summer months, which see a slight resurgence, September stands as a pivotal month, bridging the dry warmth of summer with the more humid fall atmosphere, contributing to the region's rich and vibrant ecosystem.

September Average Humidity in Guadalupe

This chart illustrates the average monthly humidity levels in Guadalupe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec81%77%65%53%51%51%60%63%74%75%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guadalupe

In September, Guadalupe, Mexico experiences a high UV Index of 11, categorizing the exposure as extreme. This trend of elevated UV levels continues from the summer months, where June through August also recorded maximum indices, highlighting a consistent pattern of intense sun exposure. As you enjoy the warm weather, it’s crucial to stay protected, as the burn time this month is a mere 10 minutes. With UV levels gradually decreasing in October, the urgent need for sun safety remains paramount as September offers one of the year's highest risk periods for sunburn. For more detailed information on UV levels throughout the year, visit Guadalupe UV Index.

Maximum UV Index Levels in Guadalupe for September

The chart shows the monthly maximum UV Index (UVI) for Guadalupe 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.
JanFebMarAprMayJunJulAugSepOctNovDec5810121313131211965
Data source: Guadalupe 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 Guadalupe

As summer transitions into fall, September in Guadalupe, Mexico, continues to bask in abundant sunshine, with an impressive 309 hours of sunlight. This month marks a notable decrease from the peak sunshine of May and July, which recorded 370 and 365 hours, respectively. However, September still holds its own, outshining several preceding months, including the cooler October. The gradual decline in sunlight hours is characteristic of the seasonal shift, yet September's warmth and brightness offer a perfect backdrop for outdoor adventures and the lingering joys of summer. With an average of over 10 hours of sunshine each day, September invites both locals and travelers to revel in its radiant days before the shorter daylight hours of fall set in.

Monthly Sunshine Duration in Guadalupe: September Highlighted

The September sunshine duration represents the total number of hours Guadalupe 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.
JanFebMarAprMayJunJulAugSepOctNovDec211h252h293h328h370h361h365h346h309h296h269h252h
Data source: Guadalupe September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guadalupe During September

In Guadalupe, Mexico, September enjoys a 69% chance of sunny weather, making it a pleasant time to visit. This month sits neatly between the peak sunny months of May (80%) and October (86%). Interestingly, September shows a slight rebound compared to the summer months, where July and August see a dip in sunshine with chances dropping to 54% and 52% respectively. Overall, as summer fades and autumn approaches, the likelihood of sunshine returns, making September a sweet spot for enjoying outdoor activities under the sun’s warm embrace.

Percentage of Sunny Days in September in Guadalupe

The chart illustrates the percentage of sunny days in Guadalupe 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 Guadalupe experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec73%69%79%67%80%67%54%52%69%86%69%59%
Data source: Guadalupe September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guadalupe in September

In Guadalupe, Mexico, the daylight duration exhibits a beautiful seasonal rhythm, with September showcasing 12 hours of sunlight. As the year unfolds, the days extend from a modest 10 hours in January, gradually reaching their peak of 14 hours in June. This summer abundance of light gives way to a gentle decline, as the days shorten to 13 hours in both July and August. September marks a transition point, where daylight begins its gradual retreat, offering a perfect balance of light and darkness as the year shifts toward autumn. Following this, daylight further diminishes through the fall, settling back to 11 hours in October before dipping to 10 hours by November and December, thereby inviting cooler, cozier evenings.

Average Daylight Hours in Guadalupe for September

The chart illustrates the variation in daylight duration in Guadalupe throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 21m11h 4m12h12h 57m13h 45m14h 8m13h 56m13h 13m12h 18m11h 21m10h 32m10h 7m
Data source: Guadalupe daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Guadalupe

In September, the winds in Guadalupe, Mexico settle into a gentle rhythm, with an average speed of 3.0 m/s (7 mph). This marks a notable dip from the breezier months of March and April, which saw their peak winds at 4.9 m/s and 5.0 m/s respectively. The consistent 3.0 m/s speed not only mirrors the calmness of July and August but also hints at the onset of a more tranquil atmosphere as summer begins to wane. As the year progresses into the milder October, residents can look forward to a gradual return to slightly brisker winds, echoing the seasonal transition that characterizes this vibrant region.

Average September Wind Speed in Guadalupe

The chart displays monthly wind speed patterns in Guadalupe, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.63.64.95.04.24.23.03.03.0 m/s3.63.03.3
Data source: Guadalupe September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Guadalupe Compares to Other Months

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

September and January in Guadalupe showcase contrasting weather patterns. September experiences warm temperatures, with averages around 25°C (77°F) and maximums peaking at 37°C (99°F), while the humidity is relatively high at 74%. In contrast, January is much cooler, with average temperatures dropping to 8°C (46°F) and nighttime lows reaching as low as -6°C (21°F). Precipitation is less frequent in January, totaling 11 mm (0.4 in) over just 2 days, compared to 22 mm (0.9 in) over 4 days in September. For a more detailed weather overview in January, you can follow this link: Guadalupe weather in January.

September and February showcase contrasting weather patterns. In September, temperatures are typically milder, with a minimum of 9°C (49°F) and an average high of 25°C (77°F), peaking at a warm 37°C (99°F). The month sees about 22 mm (0.9 in) of rainfall over four days, and humidity hovers at 74%. In contrast, February experiences much chillier conditions, with minimum temperatures dropping to -11°C (13°F) and an average high of 11°C (52°F), reaching up to 28°C (83°F) at best. Rainfall is less frequent, with only 11 mm (0.4 in) over two days and a slightly higher humidity level of 77%. For a more detailed look at February weather, check out Guadalupe weather in February.

September and March showcase distinct weather patterns, reflecting the transition from summer to autumn and winter to spring. In September, temperatures range from a pleasant 25°C (77°F) on average, peaking at a scorching 37°C (99°F), with a minimum temperature of 9°C (49°F). The month experiences moderate humidity at 74% and receives around 22 mm (0.9 in) of precipitation over four days. In contrast, March presents cooler conditions, with an average temperature of 15°C (60°F), ranging from a minimum of -2°C (28°F) to a maximum of 33°C (91°F). Precipitation is slightly lighter in March, totaling 19 mm (0.7 in) but occurring over just two days, and humidity levels are lower at 65%. For more details on weather patterns, check Guadalupe weather in March.

In comparing the weather of September and April, September presents a much warmer climate, with average temperatures soaring up to 25°C (77°F) and peak highs reaching 37°C (99°F). This month also experiences relatively high humidity at 74% and light precipitation totaling 22 mm (0.9 in) over about 4 days. In contrast, April offers a cooler and drier atmosphere, with average temperatures around 20°C (69°F) and maximums of 33°C (92°F). It has significantly lower precipitation, recording only 3 mm (0.1 in) over just 1 day and a humidity level of 53%. For more detailed information on conditions, you can visit Guadalupe weather in April.

September and May exhibit notable differences in weather patterns despite sharing the same average temperature of 25°C (77°F). In September, temperatures range from a low of 9°C (49°F) to a high of 37°C (99°F), with an increased likelihood of rainfall totaling 22 mm (0.9 in) across four days and higher humidity at 74%. In contrast, May features cooler mornings, with a minimum temperature of 3°C (38°F) and significantly less precipitation, totaling only 3 mm (0.1 in) over just one day, along with lower humidity levels at 51%. For a more detailed look at the weather in May, you can check this link: Guadalupe weather in May.

In September, the weather features a wider range of temperatures, with minimums around 9°C (49°F) and maximums reaching up to 37°C (99°F), while humidity is on the higher side at 74%, making it feel a bit more uncomfortable. The average temperature is around 25°C (77°F), with some precipitation occurring over about four days, totaling 22 mm (0.9 in). In contrast, June is generally warmer, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 41°C (106°F) and a lower humidity level of 51%. With an average temperature of 29°C (84°F) and less rainfall, accumulating only 16 mm (0.6 in) over three days, June is typically hotter and drier. For more specifics on June weather in Guadalupe, check out Guadalupe weather in June.

In September, temperatures range from a cooler minimum of 9°C (49°F) to a comfortable average of 25°C (77°F), peaking at 37°C (99°F). The month sees relatively low precipitation of 22 mm (0.9 in) over 4 days and high humidity levels at 74%. In contrast, July is significantly warmer, with minimum temperatures of 19°C (66°F) and an average of 29°C (84°F), reaching a maximum of 42°C (107°F). Rainfall increases in July, totaling 29 mm (1.1 in) across 6 days, but the humidity is lower at 60%. For more details on July weather in Guadalupe, you can refer to Guadalupe weather in July.

In comparing the weather of September and August, September tends to be slightly cooler, with minimum temperatures dropping to 9°C (49°F) compared to August's warmer minimum of 16°C (61°F). The average temperature in September is 25°C (77°F), which is a decrease from August's 28°C (83°F), while September’s maximum temperature reaches up to 37°C (99°F), slightly lower than August’s peak of 40°C (104°F). Additionally, September sees a minor reduction in precipitation, with 22 mm (0.9 in) over 4 days, compared to August's 25 mm (1.0 in) over the same number of days. It's also worth noting that September has a higher humidity level at 74%, compared to August's 63%. For more detailed insights on August weather, visit Guadalupe weather in August.

September's weather is characterized by much warmer temperatures, with an average high of 37°C (99°F) and a minimum of 9°C (49°F), making it feel quite summer-like. In contrast, October brings a significant drop in temperature, with an average high of 33°C (92°F) and a low dipping down to -3°C (26°F). Both months experience relatively low precipitation, with September recording 22 mm (0.9 in) over four days and October slightly lower at 18 mm (0.7 in) across three days. Humidity levels remain fairly consistent, with September at 74% and October slightly higher at 75%. For more details about October conditions, you can visit Guadalupe weather in October.

September typically features much warmer temperatures, with an average of 25°C (77°F), while November sees cooler conditions, with an average temperature of 14°C (57°F). The maximum temperature in September can reach as high as 37°C (99°F), contrasting sharply with November's maximum of 29°C (84°F). Precipitation is more frequent in September, with about 22 mm (0.9 in) over four days, compared to a drier November that records only 11 mm (0.4 in) over just one day. Additionally, the humidity rises slightly in November to 82%, compared to 74% in September, contributing to a more crisp and chilly atmosphere in late fall. For a detailed look at the conditions in November, check out Guadalupe weather in November.

September weather is typically much warmer than December, with average temperatures reaching around 25°C (77°F) and highs peaking at 37°C (99°F). In contrast, December presents much cooler conditions, with average temperatures dropping to 9°C (48°F) and nighttime lows plunging to -6°C (22°F). September experiences a relatively low precipitation level of 22 mm (0.9 in) over about 4 days, while December sees a slight decrease in rainfall with 16 mm (0.6 in) over only 2 days. The humidity also increases in December, reaching 87%, compared to September's 74%. For more detailed insights on December weather, you can visit Guadalupe weather in December.

Compare Guadalupe's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Guadalupe

In September, Guadalupe experiences a notable shift in weather compared to other months, characterized by a blend of warm temperatures and increased humidity. With an average temperature of 25°C (77°F), the weather is generally pleasant, yet it can spike with maximums reaching up to 37°C (99°F). While the month sees occasional rainfall, totaling about 22 mm (0.9 in) over four days, this precipitation gently contrasts the dry conditions typical of summer. The heightened humidity of 74% adds a tropical touch, making September a unique transition toward the cooler months ahead. For a deeper insight into the area's weather patterns, refer to Guadalupe Climate.