Last updated: April 22, 2025
October in Guanajuato, Mexico, showcases a vibrant transition from the warmth of summer to the cooler embrace of autumn. With maximum temperatures reaching up to 31°C (87°F) and an average temperature of 18°C (65°F), the days are pleasantly warm. As nighttime settles in, temperatures can dip to a refreshing 5°C (42°F), making evenings ideal for outdoor activities. Although the month sees about 63 mm (2.5 in) of rain over approximately 8 days, this moisture contributes to the region's lush landscapes. With an average humidity level of 83%, October in Guanajuato is a month of rich contrasts, perfect for exploring the city's colorful streets and charming atmosphere.
In October, temperatures in Guanajuato, Mexico begin to showcase a delicate autumn transition, with averages hovering around 18°C (65°F). The month features a comfortable range, seeing minimums of 5°C (42°F) at night and maximums reaching 31°C (87°F) during the day. This slight dip from the preceding months signals the onset of cooler evenings, offering a refreshing reprieve from the summer heat, yet still maintaining warm afternoons perfect for exploring the vibrant streets. As the year draws toward its end, October’s weather behaviors reflect a pattern of gradual cooling, enhancing the charming atmosphere of this cultural hub.
In October, Guanajuato experiences a notable shift in precipitation, receiving 63 mm (2.5 in) of rainfall over approximately 8 days. This amount marks a continuation of the wet season, which peaks in the preceding months but begins to taper off when compared to the heavier downpours of summer. The rainfall in October, while substantial, is significantly lower than the 172 mm (6.8 in) experienced in June and the 164 mm (6.5 in) in July. This trend suggests a transitional phase as the region gradually moves toward the drier months of November and December, characterized by only 19 mm (0.8 in) and 4 mm (0.2 in) of rain, respectively. Overall, October serves as a crucial balance point in Guanajuato’s precipitation pattern, as it signals the last bursts of summer moisture before the arrival of the drier season.
As October arrives in Guanajuato, Mexico, the humidity peaks at 83%, showcasing a steady upward trend from the previous months. After starting the year with a more comfortable 74% in January, humidity levels dipped during the early spring months, reaching their annual low of 58% in both March and April. However, as summer transitioned into autumn, humidity surged, culminating in a substantial rise from 81% in September. This increase sets the stage for the wetter months ahead, where November follows closely at 84%. Overall, October embodies the shift toward a more humid environment, marking an essential change in Guanajuato’s climate as it moves deeper into the fall season.
In Guanajuato, Mexico, the UV Index remains consistently high throughout the year, reflecting the region's sunny climate. By October, the index stands at 13, which falls under the extreme exposure category with a burn time of just 10 minutes—a slight decrease from the peak of 15 recorded in April and May. This trend indicates that while the days are gradually getting shorter, sun safety remains paramount; residents and visitors alike must continue to protect their skin against intense UV rays. Understanding these fluctuations is crucial for enjoying the region's vibrant outdoor lifestyle safely. For more detailed insights, check the Guanajuato UV Index.
UV Risk Categories
October in Guanajuato, Mexico, may signal the onset of cooler days, but it still enjoys a generous 289 hours of sunshine, providing a radiant backdrop for local festivities and exploration. This month typically marks a gradual decline from the sun-drenched heights of late spring and summer, where an impressive 343 hours were basked in sunshine during May, the sunniest month of the year. As the seasons shift, October's light continues to offer plenty of opportunities for outdoor adventures, gently inviting visitors to soak up the beauty of the city's vibrant culture against a canvas of golden rays. The trend shows that while the sun's intensity wanes from the peak months, it remains a vital part of October's charm, making it an alluring destination for those seeking a warm escape in the heart of fall.
In Guanajuato, Mexico, October brings a moderate likelihood of sunny weather, with the chance of sunshine sitting at 43%. This marks a notable dip from the vibrant sunny months of February and March, which boast probabilities of 88% and 78% respectively. As summer fades, the weather transitions through the autumn months, showing a significant reduction in sunshine hours, particularly during the rainy season in June and September, where chances plummet to just 22%. However, as the year progresses into November, the likelihood of sun begins to recover, reaching 63%, hinting at a sunnier outlook as the region moves toward the end of the year. So, while October may not be the sunniest month, it still offers a fair opportunity for clear skies amidst the shifting seasonal patterns.
In Guanajuato, Mexico, October brings a gentle shift in daylight hours, reducing to 11 hours—a continuation of the trend observed since the start of the year. As the calendar progresses from the longer days of May to July, where sunlight stretches to 13 hours, we witness a gradual decline in daylight, prepping for the shorter days of winter. This transition marks the beginning of a period where daylight hours stabilize at 11 throughout the fall months, leading into the slightly darker days of November and December. October’s balanced daylight sets a serene backdrop for enjoying the vibrant culture and landscapes that Guanajuato has to offer as the year nears its end.
As October arrives in Guanajuato, Mexico, the breeze tends to ease, with average wind speeds dipping to 2.4 m/s (5 mph). This gentle wind offers a serene transition from the vibrant gusts of earlier months like April and February, where winds peaked at 3.2 m/s (7 mph). Throughout the year, October's winds reflect a gradual decline, especially noticeable compared to the summer months of July and August. This calming atmosphere perfectly complements the rich cultural tapestry of Guanajuato, inviting visitors to enjoy leisurely strolls through its historic streets while savoring the crisp, fresh air of autumn. As the city prepares for the festivities of the season, the soft October wind becomes a silent companion, whispering tales of tradition and celebration.
The weather in Guanajuato 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 Guanajuato and find detailed weather information for every month.
In October, the weather tends to be warmer and more humid, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 31°C (87°F). Octobers typically see around 63 mm (2.5 in) of precipitation over eight days, making it one of the wetter months. In contrast, January brings a significant drop in temperature, with lows around 1°C (34°F) and highs peaking at 28°C (83°F). It is much drier during this month, featuring only 4 mm (0.2 in) of precipitation over just one day, accompanied by lower humidity levels of 74%. For more details on weather specifics, you can visit Guanajuato weather in January.
October and February present contrasting weather patterns. In October, temperatures vary from a cool 5°C (42°F) at night to an average of 18°C (65°F) during the day, peaking at 31°C (87°F), accompanied by a higher humidity level of 83% and approximately 63 mm (2.5 in) of rainfall over 8 days. In contrast, February tends to be slightly cooler with a minimum of 3°C (38°F) and an average of 17°C (62°F), reaching a maximum of 30°C (87°F). This month experiences significantly less rainfall, only about 7 mm (0.3 in) on just 1 day, and a lower humidity of 65%, making it a much drier month overall. For more detailed information, you can check Guanajuato weather in February.
In October, the weather tends to be warmer during the day compared to March, with average temperatures reaching 18°C (65°F) and highs peaking at 31°C (87°F). However, October also sees more precipitation, averaging 63 mm (2.5 in) over approximately 8 rainy days, accompanied by higher humidity at 83%. In contrast, March experiences slightly cooler temperatures, with an average of 19°C (67°F) and maximums of 32°C (90°F). This month features significantly less rainfall, with only 11 mm (0.4 in) falling over about 2 days, and a much lower humidity level of 58%. For more detailed insights, you can check out Guanajuato weather in March.
When comparing the weather in October and April, we see notable differences in temperature and precipitation. October experiences a wider range of temperatures, with minimums around 5°C (42°F) and maximums reaching up to 31°C (87°F), while April boasts slightly higher temperatures, with a minimum of 7°C (44°F) and a maximum of 34°C (94°F). Additionally, October tends to be wetter, receiving approximately 63 mm (2.5 in) of precipitation over about eight days, compared to April's dry conditions with just 5 mm (0.2 in) of rain over only one day. The humidity is also higher in October at 83%, compared to 58% in April. For more detailed information, you can check Guanajuato weather in April.
When comparing the weather in October and May, we notice distinct differences in temperature and humidity. October typically experiences a wider temperature range, with minimums around 5°C (42°F) and maximums reaching up to 31°C (87°F). In contrast, May's temperatures are warmer, with a minimum of 11°C (51°F) and a maximum of 35°C (96°F). Additionally, October has higher humidity at 83%, compared to May’s 67%. Precipitation levels in October are also higher, with 63 mm (2.5 in) of rainfall over 8 days, while May sees less rain at 46 mm (1.8 in) over the same number of days. For more specific details on weather patterns, you can check the Guanajuato weather in May.
When comparing the weather of June and October, notable differences emerge. June typically features warmer temperatures, with a minimum of 11°C (52°F) and a maximum of 35°C (95°F), while October sees a lower range, with temperatures that dip to a minimum of 5°C (42°F) and peak at 31°C (87°F). Additionally, October experiences less precipitation than June, receiving 63 mm (2.5 in) over 8 days, compared to June's significant 172 mm (6.8 in) over 15 days. Humidity levels are also slightly higher in October at 83%, compared to June's 76%. For more detailed information, you can explore Guanajuato weather in June.
When comparing the weather in October and July, October tends to be cooler and wetter. October experiences a minimum temperature of 5°C (42°F), an average of 18°C (65°F), and a maximum of 31°C (87°F), with about 63 mm (2.5 in) of precipitation spread over 8 days and a humidity level of 83%. In contrast, July has a higher minimum temperature of 11°C (53°F) and an average of 19°C (67°F), with the same maximum of 31°C (88°F). However, July sees significantly more rainfall, totaling 164 mm (6.5 in) over 19 days, and a lower humidity of 67%. For more details about the weather in July, you can check out Guanajuato weather in July.
When comparing the weather in October and August, notable differences emerge in temperature and precipitation patterns. October typically features cooler temperatures, with a minimum of 5°C (42°F) and an average of 18°C (65°F), whereas August sees higher temperatures, with a minimum of 12°C (54°F) and an average of 20°C (68°F). While both months can reach a maximum of 30°C (87°F), October is characterized by significantly lower precipitation, averaging 63 mm (2.5 inches) over 8 days, compared to August's 153 mm (6.0 inches) over 17 days. Additionally, humidity levels in October are higher at 83%, compared to August's 68%. For more detailed insights, you can check Guanajuato weather in August.
In comparing the weather between October and September, October generally presents a slightly warmer average with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 31°C (87°F), while September's temperatures are a bit cooler with a minimum of 9°C (48°F) and a maximum of 29°C (85°F). Notably, October sees a significant reduction in precipitation, totaling 63 mm (2.5 in) over 8 days compared to September's 160 mm (6.3 in) over 18 days, making October a drier month overall. Humidity levels are quite similar, with October at 83% and September slightly lower at 81%. For a more detailed look at September weather, you can visit Guanajuato weather in September.
October and November present a noticeable transition in weather patterns. In October, temperatures range from a minimum of 5°C (42°F) to a maximum of 31°C (87°F), with an average of 18°C (65°F) and relatively high humidity at 83%. This month also sees 63 mm (2.5 in) of precipitation over about 8 days, making it one of the wetter months. In contrast, November experiences cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 30°C (86°F), averaging 16°C (61°F). The month is much drier, receiving only 19 mm (0.8 in) of precipitation across just 2 days, while humidity remains slightly higher at 84%. For more details, you can check Guanajuato weather in November.
October and December showcase contrasting weather patterns. In October, temperatures range from a minimum of 5°C (42°F) to a maximum of 31°C (87°F), with an average of 18°C (65°F) and relatively high humidity at 83%. The month experiences more precipitation, totaling 63 mm (2.5 in) over about 8 days. In contrast, December sees cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 27°C (82°F), averaging 14°C (58°F). The month is much drier, with only 4 mm (0.2 in) of precipitation over just 1 day and humidity slightly lower at 81%. For more details, you can explore Guanajuato weather in December.
As October rolls into Guanajuato, the weather transitions into a refreshing phase, characterized by mild temperatures and a noticeable increase in humidity. With daytime highs reaching a comfortable 31°C (87°F), the cool evenings, dipping to around 5°C (42°F), offer a pleasant reprieve from the warmth. While the month experiences some rainfall, averaging 63 mm (2.5 in) over about 8 days, this precipitation contributes to the lush beauty of the landscape. Compared to the dry summer months, October's climate is ideal for outdoor activities, making it a perfect time to explore the city's cultural gems. For a detailed overview of how this month fits into the broader weather patterns, check out Guanajuato Climate.