Last updated: April 22, 2025
In October, San Fernando de Guaymas, Mexico experiences a dramatic range of temperatures, with daily maximums soaring up to 40°C (104°F) and average figures resting around 28°C (82°F). The nights can be refreshing, dipping to a minimum of 13°C (56°F). Despite the warmth, the month sees minimal rainfall, recording only 18 mm (0.7 in) across just one day, while humidity levels hover at a notable 72%. This unique blend of heat and slight moisture creates an inviting atmosphere, perfect for enjoying the region's stunning landscapes and vibrant culture.
As October rolls in, San Fernando de Guaymas experiences a delightful transition in temperatures. The month presents a pleasant minimum of 13°C (56°F) and an average of 28°C (82°F), making it a lovely time to enjoy outdoor activities. While daytime temperatures peak at a warm 40°C (104°F), there's a noticeable decrease from the sweltering heat of September, when highs reached an intense 43°C (110°F). This shift signals the beginning of milder weather, paving the way for more comfortable evenings. Overall, October embodies a sweet spot in the annual climate cycle, offering visitors and locals alike an inviting blend of warmth and refreshment.
In October, San Fernando de Guaymas experiences a modest shift in precipitation, receiving an average of 18 mm (0.7 in) of rain over just 1 day. This marks a noticeable drop from the more substantial rainfall seen in September, which recorded 57 mm (2.3 in), yet still maintains the region’s characteristic aridness. The monthly totals reflect a transition from the heavier summer storms to the drier months ahead. The sporadic showers in October contribute to the overall climatic rhythm, offering a brief respite to the otherwise dry landscape, as the region prepares for the cooler and less humid months of late fall and winter.
In October, San Fernando de Guaymas experiences a notable humidity level of 72%, which aligns closely with the patterns established earlier in the year. After a humid September with 76%, there's a slight dip, but the October levels remain high, reflecting the lingering warmth of summer transitioning into fall. The trend showcases a gradual increase in humidity from the low of 51% in May and June, peaking during the summer months, before stabilizing in the autumn. As the year approaches its end, the humidity levels maintain a consistent range, hovering around 72% in both October and November, suggesting a balanced climate that residents and visitors can expect as they enjoy the region's picturesque surroundings.
In October, the UV Index in San Fernando de Guaymas reaches a notable 9, categorizing it as very high and resulting in a burn time of just 15 minutes. This drop from the extreme levels of summer months like June and July, which consistently hovered at 12, indicates a slight easing of intensity, yet caution remains essential. As the year transitions from the sweltering summer into the cooler fall, residents and visitors should stay vigilant against UV exposure while still enjoying the beautiful outdoor scenery. It’s a perfect reminder to apply sunscreen generously and wear protective clothing. For more detailed information on daily UV levels and safety tips, visit San Fernando de Guaymas UV Index.
UV Risk Categories
October in San Fernando de Guaymas, Mexico showcases a delightful transition in sunshine as it offers around 300 hours of bright, sunny days. This month marks a slight decline from the peak of 366 hours in May but remains comfortably high compared to other months. The steady trend of abundant sunlight continues from the summer months, dipping only slightly, which enhances the vibrant atmosphere perfect for outdoor activities. With a backdrop of fading summer warmth, October invites both locals and visitors to bask in its lingering sunshine, making it an ideal time to explore the stunning coastal scenery and vibrant community life. As the daylight gradually recedes into the cooler months, October stands as a celebratory bridge between the peaks of summer and the allure of autumn.
As October rolls in, San Fernando de Guaymas reveals a delightful weather trend, boasting a remarkable 90% chance of sunny days. This makes October one of the sunniest months of the year, surpassing the relatively mild conditions of earlier months. Following the summer's dip in sun exposure—where July and August grapple with only 41% and 55% sunshine, respectively—October marks a significant rebound into bright skies. With a considerable likelihood of clear, sunny days, this month serves as an ideal time for outdoor activities and vibrant festivities in this coastal paradise.
As the year progresses in San Fernando de Guaymas, Mexico, daylight duration shows a distinct rhythm, starting with 10 hours in January and gradually increasing to a peak of 13 hours during the summer months of May through August. This sunny stretch gives way to a gentle decline as September brings 12 hours of daylight, leading into October with 11 hours. The days grow shorter again as November and December approach, both returning to 10 hours of light. This cyclical pattern highlights the region's vibrant transition from longer summer days to the cozy, shorter daylight of winter, adding a unique charm to each season.
As October rolls into San Fernando de Guaymas, the wind dances with a gentle average speed of 2.9 m/s (6 mph), echoing the calm of the preceding months. Following a seasonal lull in September, where the winds dropped to their lowest at 2.5 m/s (6 mph), October brings a slight recovery, hinting at a gentle transition to the cooler months ahead. Historically, this time of year has shown a consistent pattern of mild breezes, with speeds typically hovering around the lower end of the spectrum compared to the more invigorating gusts of late spring and early summer. As the year draws to a close, the wind whispers promises of serene days, perfect for leisurely strolls along the coastline or cozy afternoons spent enjoying the picturesque scenery of this charming coastal town.
The weather in San Fernando de Guaymas changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in San Fernando de Guaymas and find detailed weather information for every month.
October and January present contrasting weather conditions. In October, temperatures range from a minimum of 13°C (56°F) to a scorching maximum of 40°C (104°F), with an average temperature of 28°C (82°F). The month experiences a higher humidity level of 72% and only one day of rain, resulting in a total precipitation of 18 mm (0.7 in). In contrast, January sees cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 30°C (87°F), averaging at 17°C (64°F). The month is slightly drier, with only 12 mm (0.5 in) of rain and similar humidity levels at 71%. For more detailed insights on January weather, check out San Fernando de Guaymas weather in January.
In October, the weather is significantly warmer, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 40°C (104°F), and an average temperature of 28°C (82°F). The month experiences relatively high humidity at 72% and only a small amount of precipitation, around 18 mm (0.7 in) over just one day. In contrast, February is much cooler, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 33°C (91°F), with an average of 18°C (65°F). February sees less precipitation, about 9 mm (0.4 in) over one day, and a slightly lower humidity level of 66%. For more details, visit San Fernando de Guaymas weather in February.
When comparing the weather in October and March, October generally presents a warmer climate, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 40°C (104°F) and an average temperature of 28°C (82°F). In contrast, March has cooler temperatures, spanning from a minimum of 9°C (48°F) to a maximum of 34°C (93°F), with an average of 21°C (69°F). October also tends to be more humid, with a humidity level of 72%, compared to March's lower humidity of 58%. Precipitation patterns are similar, with both months experiencing about one rainy day, though October receives slightly more rainfall at 18 mm (0.7 in) compared to March's 12 mm (0.5 in). For detailed information on March weather, visit San Fernando de Guaymas weather in March.
When comparing the weather in October and April, notable differences emerge. October experiences a warmer average temperature of 28°C (82°F) and can reach highs of 40°C (104°F), although it also receives some rainfall, with about 18 mm (0.7 in) and a humidity level of 72%. In contrast, April boasts a milder average temperature of 24°C (76°F) and highs up to 39°C (102°F), all while remaining completely dry, with no precipitation and a lower humidity level of 52%. This makes April a more comfortable month, particularly for outdoor activities. For more detailed information, you can check out San Fernando de Guaymas weather in April.
In October, temperatures tend to vary more dramatically, with minimums as low as 13°C (56°F) and maximums reaching up to 40°C (104°F). The month also sees a relatively high humidity level of 72% and experiences a modest amount of rainfall, averaging 18 mm over just one day. In contrast, May offers a warmer climate overall, with minimum temperatures of 16°C (61°F) and maximums peaking at 41°C (106°F), but it is characterized by dry conditions, recording no rainfall throughout the month and lower humidity at 51%. For a closer look at the pleasant weather conditions, you can explore San Fernando de Guaymas weather in May.
In October, the weather is characterized by a more moderate range of temperatures, with a minimum of 13°C (56°F) and a maximum of 40°C (104°F), averaging around 28°C (82°F). This month sees some light precipitation of about 18 mm (0.7 in) over the course of one day, coupled with a relatively high humidity level of 72%.
In contrast, June experiences warmer conditions, with minimum temperatures of 20°C (68°F), averages of 31°C (87°F), and maximums reaching up to 41°C (106°F). Notably, June is also drier, recording just 7 mm (0.3 in) of precipitation over zero rain days and exhibiting lower humidity at 51%. For more detailed insights on June weather, check out San Fernando de Guaymas weather in June.
In comparing the weather of October and July, we see some notable differences. October experiences a significantly lower minimum temperature of 13°C (56°F) compared to July's 26°C (79°F), making it notably cooler overall. The average temperature in October remains pleasant at 28°C (82°F), while July's average is higher at 32°C (91°F). Both months share the same total precipitation of 18 mm (0.7 in), but July has more rainy days, averaging four compared to just one in October. Furthermore, October has a higher humidity level of 72%, while July's humidity is lower at 60%, contributing to a different feel in the air. For more specific details on July's weather, you can check out San Fernando de Guaymas weather in July.
When comparing the weather in October and August, October presents a slightly more moderate climate with minimum temperatures of 13°C (56°F) and an average of 28°C (82°F), compared to August's warmer minima of 26°C (78°F) and an average of 32°C (91°F). While August reaches a maximum temperature of 41°C (105°F), October's maximum is just a touch lower at 40°C (104°F). Precipitation is also less frequent in October, with only 18 mm (0.7 in) over 1 day, whereas August sees a higher rainfall of 28 mm (1.1 in) over 6 days. Humidity levels remain fairly consistent between the two months, with October at 72% and August slightly higher at 73%. For more details, you can check San Fernando de Guaymas weather in August.
When comparing the weather in October to that of September, October presents slightly more moderate temperatures, with an average of 28°C (82°F) compared to September’s warmer average of 31°C (87°F). While October features a wider temperature range with a minimum of 13°C (56°F) and a maximum of 40°C (104°F), September records higher extremes, reaching up to 43°C (110°F). Precipitation also differs significantly; October experiences only 18 mm (0.7 in) over 1 day, while September sees substantially more rainfall at 57 mm (2.3 in) across 7 days. Additionally, humidity remains relatively high in both months, with October at 72% and September slightly higher at 76%. For more details on September weather patterns, visit San Fernando de Guaymas weather in September.
October and November showcase a noticeable transition in weather patterns. October boasts higher average temperatures, ranging from a warm minimum of 13°C (56°F) to a maximum of 40°C (104°F), with an average of 28°C (82°F). In contrast, November experiences cooler temperatures, with a minimum of 11°C (51°F) and a maximum of 38°C (100°F), averaging at 23°C (74°F). While October sees a slightly higher precipitation of 18 mm (0.7 in) over just one day, November offers a drier climate with 13 mm (0.5 in) spread over two days. Despite these differences, both months maintain a consistent humidity level of 72%. For more detailed insights on November weather, you can visit San Fernando de Guaymas weather in November.
October and December showcase a significant contrast in weather. October basks in warmth, with average temperatures reaching up to 28°C (82°F) and maximums soaring to 40°C (104°F). The month experiences minimal precipitation, with just 18 mm (0.7 in) over a single day, while humidity remains consistently high at 72%. In contrast, December brings a cooler climate, with average temperatures dropping to 18°C (65°F) and maximums capping at 31°C (88°F). This month sees slightly more rainfall, totaling 10 mm (0.4 in) over two days, but maintains the same humidity level of 72%. For more detailed insights, check out San Fernando de Guaymas weather in December.
October in San Fernando de Guaymas brings a delightful transition, as the searing summer heat begins to wane. With average temperatures settling around a comfortable 28°C (82°F) and occasional highs peaking at 40°C (104°F), the climate becomes more bearable, inviting outdoor exploration. In contrast to the sweltering summer months, October sees minimal rainfall, with just a single day of light precipitation, encouraging a drier ambience. The humidity lingers at 72%, maintaining a feeling of warmth but not overwhelming discomfort. This shift in weather makes October an ideal time to experience the unique charm of the region. For more detailed insights, check out San Fernando de Guaymas Climate.