Last updated: April 22, 2025
In September, San Felipe, Mexico, experiences a warm and humid climate marked by maximum temperatures reaching 36°C (98°F) and an average of 28°C (83°F). The month often sees a minimum of 23°C (73°F), creating a consistently warm environment. However, it also brings significant rainfall, with total precipitation amounting to 109 mm (4.3 in) over 18 days. The high humidity, averaging 82%, can make the heat feel more intense, contributing to the region's tropical charm while also reminding visitors to stay hydrated and prepared for the occasional downpour.
In September, San Felipe, Mexico experiences warm temperatures that are typical for late summer, with minimums around 23°C (73°F) and averages hovering at 28°C (83°F). The maximum temperatures can still reach up to 36°C (98°F), making it a vibrant and sun-soaked month. This period marks a subtle transition towards the cooler fall months, as the daytime warmth persists while evenings begin to cool slightly. Overall, the weather remains inviting for beach activities and outdoor explorations, emphasizing San Felipe's appeal as a sun-drenched getaway.
In September, San Felipe experiences a significant increase in precipitation, with a total of 109 mm (4.3 in) falling over 18 days—making it one of the wettest months of the year. This uptick in rainfall follows a gradual rise from earlier months, particularly June's peak of 140 mm. As summer transitions into fall, the rain helps nourish the arid landscape that defines this region. Notably, September's rainfall is a pivotal element for local agriculture, supporting crops and enriching the soil as the season shifts, starkly contrasting with the drier conditions observed in the preceding months, such as March and April.
In September, San Felipe, Mexico, experiences a slight increase in humidity to 82%, continuing the trend observed from the previous month. The summer warmth lingers, as the humidity peaks in August at 81%, setting the stage for a gradual climb. This seasonal shift reflects a broader pattern of rising humidity levels that begins around June, peaks in mid-to-late fall, and culminates in December's humid climate at an impressive 86%. As the year transitions into its cooler months, residents and visitors alike can expect the air to feel increasingly moist, heralding the arrival of autumn.
September in San Felipe, Mexico, continues the trend of extreme UV exposure with a UV Index of 12, maintaining the same level seen in the preceding months of July and August. This consistent rating indicates that precautions are essential, as the recommended burn time remains a mere 10 minutes. As we transition into autumn, although the UV Index begins to decrease in October, September offers a final taste of intense sun exposure for outdoor enthusiasts. For comprehensive UV safety tips and data, check out San Felipe UV Index.
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As summer bids farewell, September shines brightly in San Felipe, Mexico, delivering an impressive 315 hours of sunshine. This month marks a continuation of the sunny trend established over the summer, where the sun blessed the region with exceptional hours, peaking in May and July at 347 hours. With September’s warmth, residents and visitors alike can revel in the pleasant climate, which remains more sun-drenched than the cooler months of winter. The slight dip from the summer highs is just enough to provide a delightful balance, making September an ideal time for beach outings and coastal adventures in this beautiful desert paradise.
As summer gives way to autumn, the chance of sunny weather in September in San Felipe, Mexico drops to a relatively low 35%. This is a noticeable decline from the peak sunshine months of March at 75% and April at 64%. Following the warmth of August, where the sun shines for 54% of the month, September's cloudier skies hint at the transition to a cooler season. While the likelihood of sunshine remains higher than in the mid-year months like June (26%), it reflects the gradual shift towards more variable weather typical of fall. Thus, for those planning a getaway, it's wise to be prepared for a mix of sun and clouds during this month.
In San Felipe, Mexico, daylight duration experiences a captivating rhythm throughout the year. September marks a transition, with 12 hours of daylight that mirrors the preceding summer months. Following a gradual increase from 10 hours in January to a peak of 13 hours from May to August, September hints at the onset of autumn as daylight starts to wane. This trend continues into October, where we see the daylight duration dip back to 11 hours, creating a gentle shift as the days grow shorter. The consistent daylight patterns showcase San Felipe's warm climate, encouraging outdoor activities and vibrant sunsets, making it an enchanting place to enjoy every moment of sunlight.
In September, the winds in San Felipe, Mexico tend to whisper softly, with an average speed of 2.6 m/s (6 mph), marking the season's transition toward calmer breezes. This gentle gust is a noticeable drop from the early months of the year, where wind speeds gradually peaked before stabilizing. As summer fades, the trend reveals a consistent decline in wind speed from July onward, with September registering the lowest winds of the year. This serene wind, perfect for peaceful seaside strolls or reflective moments by the shore, sets the stage for the tranquil days of autumn, inviting visitors to embrace the mellow charm of San Felipe.
The weather in San Felipe 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 San Felipe and find detailed weather information for every month.
September and January present striking contrasts in weather patterns. In September, temperatures can soar with a minimum of 23°C (73°F) and an average high of 36°C (98°F), while rainfall is significant at 109 mm (4.3 in) over 18 days, contributing to a humid atmosphere with 82% humidity. Conversely, January offers a cooler climate, with a minimum temperature of 14°C (58°F) and an average max of 34°C (94°F). The precipitation is considerably lower at 22 mm (0.9 in), occurring on only 4 days, and the humidity remains slightly lower at 81%. For a more detailed look at January weather, visit San Felipe weather in January.
September and February exhibit distinct weather patterns, reflecting the transition from summer to winter. In September, temperatures soar with a minimum of 23°C (73°F) and an average of 28°C (83°F), reaching highs of 36°C (98°F). The month is characterized by high humidity at 82% and significant rainfall, with 109 mm (4.3 in) spread over 18 days. In contrast, February ushers in cooler temperatures, with a minimum of 13°C (56°F) and an average of 25°C (77°F), peaking at a more moderate 35°C (95°F). The precipitation drops dramatically to just 15 mm (0.6 in) over only 2 days, and humidity is slightly lower at 78%. For a more detailed look at February weather, visit San Felipe weather in February.
In comparing the weather of September and March, September tends to be much warmer and more humid. The average temperature in September is around 28°C (83°F), with a minimum of 23°C (73°F) and a high reaching up to 36°C (98°F). Additionally, it sees significant rainfall with 109 mm (4.3 in) over 18 days, resulting in a high humidity level of 82%. In contrast, March experiences milder conditions with an average temperature of 26°C (79°F), a minimum of 15°C (60°F), and equally high maximums of 36°C (98°F). Precipitation in March is minimal, totaling only 7 mm (0.3 in) over just 1 day, alongside lower humidity at 71%. For more detailed information, visit San Felipe weather in March.
September and April offer contrasting weather experiences. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 36°C (98°F), with an average of 28°C (83°F). The month is characterized by high humidity at 82% and frequent rainfall, totaling 109 mm (4.3 in) over about 18 days. In contrast, April boasts a similar average temperature of 28°C (83°F), but with a wider temperature range, reaching up to 40°C (105°F). Precipitation is significantly lower in April, amounting to only 31 mm (1.2 in) over just 4 days, and humidity dips to 70%. For more detailed weather insights, check San Felipe weather in April.
When comparing the weather in September and May, September tends to be warmer and more humid. September's average temperature sits at 28°C (83°F), with highs reaching up to 36°C (98°F) and a notable humidity level of 82%. In contrast, May offers slightly cooler conditions with an average temperature of 29°C (84°F) and maximums hitting 38°C (101°F), while maintaining a lower humidity level of 68%. Rainfall also differs significantly: September experiences 109 mm (4.3 in) of precipitation spread over 18 days, whereas May receives only 51 mm (2.0 in) of rainfall across 9 days. For a detailed look at May weather specifics, you can check San Felipe weather in May.
In September, the weather remains quite warm, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 36°C (98°F) and an average of 28°C (83°F). However, this month experiences higher humidity at 82% and significant rainfall, totaling 109 mm (4.3 in) over approximately 18 days. In contrast, June sees slightly warmer conditions with maximum temperatures reaching up to 38°C (101°F), while maintaining the same minimum and average temperatures as September. June also has more rain, totaling 140 mm (5.5 in) across 15 days, but notably lower humidity at 69%. For a detailed look at June weather in San Felipe, you can visit San Felipe weather in June.
In comparing the weather patterns of September and July, both months exhibit high minimum temperatures, averaging around 23°C (73°F). However, July tends to be slightly warmer on average, with an average temperature of 29°C (84°F) compared to September's 28°C (83°F). Interestingly, both months can reach a maximum of 36°C (98°F), but September sees more rainfall, with 109 mm (4.3 in) of precipitation over 18 days, whereas July receives only 62 mm (2.4 in) over 14 days. Additionally, the humidity level is higher in September at 82%, compared to 74% in July, making it feel more tropical. For more detailed insights, you can also check San Felipe weather in July.
In comparing the weather between August and September, we observe that both months feature similar temperature ranges, with September experiencing a slight decrease in average temperature, dropping from 29°C (84°F) in August to 28°C (83°F). However, September is marked by increased precipitation, with 109 mm (4.3 in) of rainfall over 18 days, compared to August's 83 mm (3.3 in) over 17 days. Humidity levels remain close between the two months, with September at 82% and August at 81%. For more details about August weather in San Felipe, you can visit San Felipe weather in August.
September and October present a subtle shift in weather patterns, though both months share high temperatures and humidity. In September, the temperatures range from a minimum of 23°C (73°F) to a maximum of 36°C (98°F), with an average of 28°C (83°F). Rainfall during this month is considerable, totaling 109 mm (4.3 in) over 18 days, with humidity averaging around 82%. Conversely, October sees a slight dip in the minimum temperature to 19°C (66°F) and an average temperature of 27°C (81°F), while still reaching a maximum of 36°C (97°F). Precipitation increases to 142 mm (5.6 in) over the same number of rainy days, with humidity rising marginally to 83%. For more details on October conditions, check out San Felipe weather in October.
In comparing the weather between September and November, September boasts warmer temperatures with a minimum of 23°C (73°F) and an average of 28°C (83°F), reaching highs of 36°C (98°F). Additionally, it experiences more precipitation with 109 mm (4.3 in) over 18 days and a high humidity level of 82%. In contrast, November offers a more temperate atmosphere with lower minimum temperatures of 16°C (61°F) and an average temperature of 25°C (77°F), with maximums reaching 34°C (93°F). There is significantly less rainfall in November, totaling 58 mm (2.3 in) over 12 days, while humidity remains slightly higher at 84%. For more specific insights, you can check San Felipe weather in November.
September and December in San Felipe showcase contrasting weather patterns. September is characterized by higher temperatures, with a minimum of 23°C (73°F) and an average around 28°C (83°F), peaking at a sweltering 36°C (98°F). This month also sees considerable rainfall, accumulating 109 mm (4.3 in) over 18 days, coupled with high humidity levels at 82%. In contrast, December features a much cooler climate, with temperatures ranging from a minimum of 14°C (58°F) to an average of 24°C (75°F), and a maximum of 33°C (92°F). Notably, precipitation drops significantly to just 22 mm (0.8 in) across only 4 days, while humidity remains relatively high at 86%. For more detailed weather insights, visit San Felipe weather in December.
As September unfolds in San Felipe, it marks a shift from the dry heat of summer to a more humid and precipitation-prone period. While temperatures remain warm, the combination of increased humidity and frequent rain showers creates a unique tropical feel that differentiates September from the preceding months. With nearly half the month experiencing rain, the landscape becomes lush and vibrant, offering a stark contrast to the arid conditions typical of summer. This blend of warmth and moisture not only refreshes the environment but also invites visitors to experience the beauty of San Felipe during this transitional phase. For a deeper exploration of the region's climate throughout the year, check out San Felipe Climate.