September Weather in Mulege, Mexico

Last updated: April 22, 2025

In Mulege, Mexico, September brings a warm and inviting atmosphere with maximum temperatures reaching 38°C (101°F), averaging around 30°C (87°F). The nights offer a mild reprieve, with minimum temperatures settling at 20°C (68°F). While the month sees approximately 41 mm (1.6 in) of rainfall spread across just three days, the air remains humid at 76%, contributing to a lush and vibrant environment. This blend of heat and occasional rain makes September a unique time to experience the natural beauty of Mulege.

September Temperature in Mulege

In Mulege, Mexico, September marks a transition into the warm embrace of late summer, with temperatures reflecting the lingering heat of the season. The month opens with a comfortable minimum of 20°C (68°F), while the average climbs to a balmy 30°C (87°F), reaching a peak of 38°C (101°F) during the hottest days. This month's warmth follows the even hotter conditions of July and August, where temperatures consistently topped 39°C (102°F). As fall approaches in October, there's a noticeable dip, with averages cooling to 27°C (80°F). The trend illustrates a clear shift from the extreme summer heat, suggesting that while September still sizzles, a more moderate climate is just around the corner, enticing both residents and visitors to enjoy the vibrant days before the temperatures ease.

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

The chart illustrates September temperature patterns in Mulege, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec636467747885899086807265
Data source: Temperature data for Mulege 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 Mulege

In September, Mulege, Mexico, experiences a notable shift in its precipitation patterns, marking the transition to the wet season. With 41 mm (1.6 in) of rainfall over three days, this month stands out as the wettest of the year, significantly surpassing the meager totals recorded in the preceding months. Following the dry spell of April through August, where rainfall was minimal, September's downpours rejuvenate the landscape, fostering growth and vitality. This increase reflects a seasonal trend, as the region often culminates its summer with a surge in precipitation, setting the stage for a more verdant autumn.

September Precipitation Trends in Mulege

The chart displays monthly precipitation patterns in Mulege, 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.
JanFebMarAprMayJunJulAugSepOctNovDec848003611416107
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mulege

As September rolls in Mulege, Mexico, the humidity begins to rise, peaking at 76%—the highest level of the year. This shift marks a noticeable increase from the summer months, where humidity held steady around 60% in July and jumped to 73% in August. Unlike the preceding dry months from January to May, where humidity hovered between 51% and 71%, September's dampness signals a transition as the region prepares for the cooling autumn. The sustained high humidity persists into October, aligning with the pattern of fluctuating moisture levels throughout the year, demonstrating the unique climate rhythm of Mulege.

September Average Humidity in Mulege

This chart illustrates the average monthly humidity levels in Mulege, 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.
JanFebMarAprMayJunJulAugSepOctNovDec71%66%59%52%51%51%61%73%76%72%72%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mulege

As we transition into September in Mulege, Mexico, the UV Index remains at a striking 12, classifying the exposure as extreme. This level aligns with the summer months, where intense sun exposure demands extra caution, as just 10 minutes can lead to skin damage. Following a pattern established in prior months, September's indomitable UV levels embody the peak summer sun, continuing the trend of significant UV intensity that characterizes this region. For those planning outdoor adventures, it's crucial to stay informed and protected; explore detailed insights on the UV Index in Mulege through this link: Mulege UV Index.

Maximum UV Index Levels in Mulege for September

The chart shows the monthly maximum UV Index (UVI) for Mulege 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.
JanFebMarAprMayJunJulAugSepOctNovDec6810121212121112975
Data source: Mulege 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 Mulege

As summer transitions to fall in Mulege, Mexico, September continues to bask in the warmth of the sun, offering 314 hours of glorious sunshine that sets the perfect backdrop for outdoor adventures. Though slightly less radiant than the peak months of May and June, which boast an impressive 362 hours, September maintains a strong brightness, proving it to be a delightful time to visit. The gradual decline in sunlight from the summer months suggests a subtle shift toward autumn, yet the days remain vividly illuminated, inviting visitors to enjoy the stunning natural landscapes and vibrant culture that define this coastal paradise.

Monthly Sunshine Duration in Mulege: September Highlighted

The September sunshine duration represents the total number of hours Mulege 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.
JanFebMarAprMayJunJulAugSepOctNovDec217h252h297h326h362h362h355h341h314h304h264h266h
Data source: Mulege September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mulege During September

As September rolls in, the likelihood of sunny weather in Mulege, Mexico, stands at 72%, maintaining a pleasant trend that peaks in the preceding summer months. Following an impressive 84% in June and 81% in May, the sun's presence starts to wane slightly but remains consistent, especially when compared to the cooler months. This continued abundance of sunshine makes September an inviting time for visitors, perfectly blending warm days with a refreshing coastal atmosphere. As the season transitions, the chances of cloud cover increase, yet the bright rays from the sun are still a predominant feature of this charming desert oasis.

Percentage of Sunny Days in September in Mulege

The chart illustrates the percentage of sunny days in Mulege 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 Mulege experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%64%71%73%81%84%57%67%72%90%73%56%
Data source: Mulege September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mulege in September

As summer fades into fall, September in Mulege, Mexico witnesses a transition in daylight hours that reflects the shifting seasons. With 12 hours of daylight, September marks a slight decline from the peak summer months of June through August, which enjoy a generous 13 hours of sunlight. This gradual decrease continues into October, where daylight shrinks to 11 hours, heralding the arrival of shorter days. The trend showcases Mulege's notable seasonal rhythm, highlighting a warm and welcoming environment even as the days begin to soften into autumn's embrace. This transition invites residents and visitors alike to savor the lingering light before the shorter winter days set in.

Average Daylight Hours in Mulege for September

The chart illustrates the variation in daylight duration in Mulege throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 39m11h 14m12h 1m12h 48m13h 28m13h 47m13h 36m13h 1m12h 16m11h 28m10h 48m10h 27m
Data source: Mulege daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Mulege

In September, Mulege, Mexico, experiences a slight decline in the breezy allure that characterizes earlier months, with an average wind speed of just 2.5 m/s (6 mph). This marks the lowest wind speed of the year, following a gentle downward trend from the slightly stronger gusts typical of the summer. From January to August, wind speeds consistently hovered around 2.7 to 3.6 m/s, creating an enjoyable atmosphere for outdoor activities. However, as the calendar turns to September, the calming effect of milder winds sets in, heralding a transition to the welcoming fall breezes of October, which see a resurgence to 3.3 m/s (7 mph). The shifting winds not only influence the local climate but also add to the serene charm of Mulege during this time of year.

Average September Wind Speed in Mulege

The chart displays monthly wind speed patterns in Mulege, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.63.43.63.12.83.02.82.72.5 m/s3.33.12.9
Data source: Mulege September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Mulege Compares to Other Months

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

September and January present a striking contrast in weather. September enjoys warmer temperatures, with a minimum of 20°C (68°F) and an average high of 30°C (87°F), often reaching up to 38°C (101°F). It also experiences higher humidity at 76% and moderate precipitation of 41 mm (1.6 in) over three days. In contrast, January offers a much cooler climate, with temperatures ranging from a low of 6°C (44°F) to an average of 17°C (63°F), peaking at 27°C (80°F). The month is also drier, with only 8 mm (0.3 in) of rain over just one day and slightly lower humidity at 71%. For more details about January weather conditions, you can visit Mulege weather in January.

September and February offer distinctly different weather experiences. In September, temperatures are warm, with a minimum of 20°C (68°F), an average of 30°C (87°F), and highs reaching up to 38°C (101°F). The month also brings about 41 mm (1.6 in) of precipitation spread over approximately three days, accompanied by high humidity levels at 76%. In contrast, February features much cooler temperatures, ranging from a minimum of 6°C (44°F) to a comfortable average of 18°C (64°F), peaking at 28°C (82°F). This month is notably drier, with only 4 mm (0.2 in) of rainfall, occurring over zero days, and a lower humidity of 66%. For more details about February weather, you can visit Mulege weather in February.

In September, the weather tends to be hot and humid, with temperatures ranging from a minimum of 20°C (68°F) to a scorching maximum of 38°C (101°F) and an average of 30°C (87°F). This month also sees a fair amount of rainfall, with about 41 mm (1.6 in) of precipitation over three days, contributing to a high humidity level of 76%. In contrast, March brings more moderate temperatures, with a minimum of 8°C (47°F), an average of 20°C (68°F), and a maximum of 31°C (88°F). The precipitation is significantly lower at just 8 mm (0.3 in) without any rainy days, resulting in a drier atmosphere with humidity around 58%. For more details on March weather, you can check Mulege weather in March.

In comparing the weather between September and April, September is markedly warmer, with average temperatures soaring to 30°C (87°F) and maximums reaching as high as 38°C (101°F). In contrast, April boasts a milder average temperature of 23°C (74°F), peaking at 34°C (93°F). Additionally, September experiences higher humidity at 76%, along with some precipitation, totaling 41 mm over 3 days, whereas April is completely dry with no recorded rainfall. To learn more about the specific conditions in April, check out Mulege weather in April.

When comparing the weather in September and May, notable differences emerge. September tends to be warmer, with average temperatures peaking at 30°C (87°F) and maximums reaching up to 38°C (101°F), while May offers a more moderate climate with an average of 25°C (78°F) and maximums of 35°C (96°F). Additionally, September experiences higher humidity at 76%, compared to May's more comfortable 51%. Rainfall is also a factor, as September sees about 41 mm (1.6 inches) of precipitation over three days, whereas May remains completely dry with no recorded precipitation. For more details on May weather specifically, you can check Mulege weather in May.

When comparing the weather in September and June, we notice a few key differences. September typically boasts slightly warmer nights with a minimum temperature of 20°C (68°F) compared to June’s 19°C (67°F), while both months share an average temperature of around 30°C (85°F to 87°F). However, September tends to be more humid at 76%, contrasting sharply with June’s drier atmosphere at just 51%. Precipitation also varies significantly; September experiences about 41 mm (1.6 in) of rain over three days, while June remains almost completely dry with only 3 mm (0.1 in) and no rainy days at all. For more insights specific to June, you can check Mulege weather in June.

In comparing the weather between September and July, September tends to be slightly cooler with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 38°C (101°F), while July boasts higher minimum and average temperatures, ranging from 26°C (79°F) to a maximum of 39°C (102°F). Additionally, September experiences more rainfall, with 41 mm (1.6 in) over three days, compared to the drier July, which sees only 6 mm (0.2 in) of rain across two days. Humidity levels are also higher in September at 76%, compared to a more comfortable 60% in July. For more detailed weather information, check out Mulege weather in July.

In comparing the weather between August and September, we can see some notable differences. September experiences slightly cooler minimum temperatures, averaging 20°C (68°F) compared to August's 25°C (77°F). The average daytime temperature in September is 30°C (87°F), which is also a tad lower than August's average of 32°C (90°F). Despite having a higher maximum temperature of 38°C (101°F) in September, the month boasts a significantly higher precipitation level of 41 mm (1.6 in) over 3 days, compared to just 11 mm (0.4 in) over 2 days in August. Humidity levels remain consistently high, but September has a slightly higher humidity at 76%, compared to 73% in August. For more detailed insights, you can check Mulege weather in August.

September tends to be hotter and more humid compared to October, with temperatures ranging from a minimum of 20°C (68°F) to a scorching maximum of 38°C (101°F) and an average of 30°C (87°F). The month receives a total of 41 mm (1.6 in) of precipitation over about three days, contributing to a higher humidity level of 76%. In contrast, October sees a drop in average temperatures, with a minimum of 17°C (63°F) and a maximum of 37°C (98°F), leading to a more comfortable average of 27°C (80°F). The rainfall in October is significantly less, at just 6 mm (0.2 in) over a single day, and humidity decreases slightly to 72%. For more specific details, you can check Mulege weather in October.

September typically features warmer weather, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 38°C (101°F) and an average of around 30°C (87°F). The humidity is relatively high at 76%, and the month sees about 41 mm (1.6 in) of precipitation over three days. In contrast, November experiences cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 33°C (92°F), averaging around 22°C (73°F). Precipitation decreases significantly to just 10 mm (0.4 in) on one day, and the humidity drops slightly to 72%. For more detailed information, you can check Mulege weather in November.

In September, the weather is considerably warmer, with average temperatures reaching around 30°C (87°F) and maximums soaring up to 38°C (101°F). The humidity is relatively high at 76%, and the month sees about 41 mm (1.6 in) of precipitation, typically over three days. In contrast, December offers a cooler climate, with average temperatures dropping to 18°C (65°F) and maximums around 28°C (83°F). The month experiences significantly less rainfall, totaling only 7 mm (0.3 in) over just one day, and the humidity decreases slightly to 72%. For a detailed comparison, check Mulege weather in December.

Compare Mulege's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Mulege

As September rolls into Mulege, the weather reveals a distinct character compared to the hotter summer months. With maximum temperatures peaking at a sweltering 38°C, the heat remains palpable, but the average drops to a more comfortable 30°C. The air carries a hint of humidity, typically at 76%, making for warm, sultry days. Precipitation makes a modest appearance, bringing some relief with about 41 mm of rain over just a few days, marking the transition toward the milder fall season. This unique blend of warmth and slight rainfall not only influences local life but also enhances the region's stunning landscapes. For a deeper dive into the overall weather patterns, check out Mulege Climate.