Last updated: February 24, 2025
In Bethlehem, United States, October brings a striking transition from the warmth of summer to the crisp embrace of autumn. The month showcases a maximum temperature of 24°C (76°F), while the average drops to a cool 8°C (47°F). Nighttime can be distinctly chilly, as temperatures can plunge to a minimum of -7°C (20°F). October is also marked by significant precipitation, totaling 140 mm (5.5 in) over approximately 14 rainy days, contributing to the region's vibrant fall foliage. With humidity levels peaking at 85%, visitors can experience the refreshing, brisk air typical of this season, making it an enchanting time to explore the colorful landscapes of Bethlehem.
In October, temperatures in Bethlehem begin to dip, signaling the transition into the cooler months. The month experiences a minimum of -7°C (20°F), with an average temperature of 8°C (47°F), peaking at a comfortable 24°C (76°F) during the warmer days. This marks a notable shift from the lingering warmth of September, which had a maximum of 29°C (85°F). As autumn unfolds, residents can expect crisp mornings and mild afternoons, making it an ideal time for enjoying the vibrant fall foliage. The gradual decline in temperatures reflects a broader trend, as Bethlehem prepares for the chill of winter, setting the stage for cozy gatherings and outdoor adventures amidst the colorful backdrop of October's changing leaves.
October brings a significant uptick in precipitation for Bethlehem, United States, with an impressive 140 mm (5.5 in) of rainfall distributed over 14 days. This makes it one of the wettest months of the year, notably higher than the preceding September, which recorded just 69 mm (2.7 in) across only 9 days. The increase in rainfall aligns with the transition into fall, where crisp air and vibrant foliage contrast with the heavy downpours, creating a picturesque autumnal scene. As October wraps up the month with robust precipitation, it continues the trend seen since April, where rainfall begins to peak, setting the stage for the wetter months ahead.
In October, Bethlehem experiences a noticeable rise in humidity, with levels reaching 85%. This marks a shift from the typically lower humidity seen in the summer months, where June's 72% and August’s 74% create a more comfortable atmosphere. As the year progresses, humidity levels gradually increase, peaking in the winter months, with January often seeing high levels of 91%. October serves as a transitional month; not only does it bridge the summer's drier conditions with the moisture-laden air of late fall, but it also prepares residents for the cool, damp days that follow. This fluctuation highlights the region's seasonal rhythm, making October a month of refreshing crispness tempered by an embrace of humidity.
As October unfolds in Bethlehem, the UV Index settles at a moderate 5, allowing residents to enjoy the crisp autumn air with a reduced risk of sunburn, requiring about 30 minutes of unprotected sun exposure. This signals a shift from the intense summer months, where the UV Index peaked at 10 in June, demanding vigilant sun protection. The trend shows a gradual decline from September's high level of 7, returning to the more manageable figures typical of early fall. With November approaching and an expected UV Index of 3, the days of harsh sunburn hazards are dwindling, making October an inviting time for outdoor activities. For more detailed insights, check out the Bethlehem UV Index.
UV Risk Categories
October in Bethlehem offers a beautiful transition as the days grow shorter, with an average of 183 sunshine hours. While this month sees a decline from the sun-drenched highs of summer—318 hours in July and 322 hours in August—it still shines brighter than the dreary winter months ahead. The sunshine in October is part of a steady decrease from the summer peak, echoing the arrival of autumn's crisp air and colorful foliage. Compared to September's 275 hours, October provides a softer, yet still vibrant, backdrop for enjoying the outdoor festivities and harvest charm that fill the town. As the year progresses, Bethlehem's sunny moments dwindle, but October remains a noteworthy highlight in the journey towards winter's embrace.
In Bethlehem, October brings a 29% chance of sunny weather, positioning it as a month with moderate sunshine amid the seasonal shifts. This percentage is interestingly lower than the sunny chances seen in the preceding months of September (36%) and May (32%), suggesting a transition into the cooler season when cloud cover becomes more prevalent. However, October tends to outshine January (28%) and February (27%), indicating that while the sun may not be abundant, the weather can still be relatively pleasant. Notably, November spikes upwards to 45%, hinting at an improvement immediately following October. Thus, while October may not promise abundant sunshine, it serves as a bridge to sunnier days ahead.
As October rolls into Bethlehem, daylight hours begin to wane, reflecting the transition from the sun-soaked summer months to the brisk embrace of autumn. At just 10 hours of daylight, this month marks a notable decrease compared to the vibrant 14 hours in May and the peak of 15 hours during June and July. Following a steady decline from the lush 13 hours of August and the 12 hours in September, October signifies a turning point where daylight dances gracefully toward the shorter days of winter. As the leaves change color and the air turns crisp, residents can savor the remaining sunlight before the diminishing hours settle in for the colder months.
As October settles over Bethlehem, the wind whispers at an average speed of 2.2 m/s (5 mph), slightly slower than the preceding months. This gentle breeze is emblematic of the transition into autumn, as winds typically soften following the summer months. Notably, October's wind speed mirrors that of July and aligns closely with May and November, suggesting a consistent pattern of milder air movement as the year prepares to close. The month stands in contrast to the briskness of March, which sees winds peaking at 3.3 m/s (7 mph), marking a seasonal shift towards tranquility. As the leaves change and the air cools, this subdued breeze invites residents to savor the beauty of fall in all its serene splendor.
The weather in Bethlehem 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 Bethlehem and find detailed weather information for every month.
In October, the weather in Bethlehem features a wider temperature range, with minimums dipping to -7°C (20°F) and maximums reaching a pleasant 24°C (76°F), averaging around 8°C (47°F). The month experiences significant rainfall, with around 140 mm (5.5 in) of precipitation over approximately 14 days, accompanied by a humidity level of 85%. In contrast, January presents much colder conditions, with temperatures falling dramatically to a minimum of -31°C (-23°F) and peaking at 12°C (54°F), resulting in an average of -8°C (17°F). Rainfall is less frequent in January, totaling 86 mm (3.4 in) over about 12 days, and the humidity is slightly higher at 91%. For a more detailed look at Bethlehem's winter climate, check out Bethlehem weather in January.
October and February present quite contrasting weather conditions. In October, temperatures can range from a chilly -7°C (20°F) at night to a pleasant 24°C (76°F) during the day, with an average of 8°C (47°F). This month also sees around 140 mm (5.5 in) of precipitation over 14 days, accompanied by a humidity level of 85%. In stark contrast, February is notably colder, with temperatures plummeting to a minimum of -27°C (-16°F) and only peaking at 16°C (62°F), resulting in an average of -7°C (20°F). February tends to be drier, receiving 85 mm (3.4 in) of precipitation over 13 days, though the humidity rises slightly to 89%. For more details on February weather, check out Bethlehem weather in February.
October and March present distinct weather patterns, highlighting the transition from autumn to late winter. In October, temperatures range from a minimum of -7°C (20°F) to a pleasant average of 8°C (47°F), peaking at 24°C (76°F), along with considerable precipitation of 140 mm (5.5 in) over 14 days. The high humidity level of 85% adds a crispness to the autumn air. In contrast, March is significantly colder, with minimums plummeting to -22°C (-8°F) and an average temperature of -3°C (27°F), only reaching a maximum of 18°C (65°F). Although March sees less precipitation at 77 mm (3.0 in) over 11 days, the humidity remains constant at 85%, contributing to a chilly atmosphere. For more details on March weather, you can check out Bethlehem weather in March.
When comparing October and April in Bethlehem, we see distinct differences in their weather patterns. In October, temperatures range from a minimum of -7°C (20°F) to a maximum of 24°C (76°F), with an average temperature of 8°C (47°F). The month experiences about 140 mm (5.5 in) of precipitation over 14 days, accompanied by a high humidity level of 85%. In contrast, April brings slightly colder conditions, with minimum temperatures dipping down to -12°C (10°F) and an average of 4°C (40°F). Despite having the same maximum temperature of 24°C (76°F) as October, April sees a bit less precipitation at 125 mm (4.9 in) over 16 days, with a comparable humidity of 84%. For more detailed insights about April weather in Bethlehem, check out Bethlehem weather in April.
When comparing the weather in October and May, significant differences become evident. In October, temperatures can range from a brisk -7°C (20°F) at their lowest to a comfortable maximum of 24°C (76°F), with an average temperature of 8°C (47°F). Rainfall is fairly abundant, with around 140 mm (5.5 in) of precipitation spread over 14 days, and humidity levels hovering at 85%. In contrast, May experiences milder temperatures, with minimums around -3°C (27°F) and maximums reaching up to 31°C (87°F), averaging 12°C (53°F). The precipitation in May is slightly lower at 104 mm (4.1 in) over 13 days, with a more comfortable humidity level of 78%. For a closer look at the weather specifics, check out Bethlehem weather in May.
In comparing the weather of October and June, October presents a much cooler climate with average temperatures around 8°C (47°F), while June enjoys warmer temperatures averaging 17°C (62°F). The temperature range in October can vary significantly, dropping to as low as -7°C (20°F), compared to a minimum of -1°C (31°F) in June. Precipitation is slightly higher in October, with 140 mm (5.5 in) of rain spread over about 14 days, compared to 109 mm (4.3 in) over 12 days in June. Additionally, October experiences higher humidity at 85%, while June has a more comfortable 72%. For a closer look at June weather specifics, check out Bethlehem weather in June.
When comparing the weather in October and July, significant differences in temperature and humidity become evident. October features a broader range of temperatures, with lows reaching -7°C (20°F) and highs up to 24°C (76°F), resulting in an average of 8°C (47°F). In contrast, July enjoys milder nights with a minimum temperature of 7°C (44°F) and a maximum reaching 33°C (91°F), leading to an average of 19°C (67°F). Additionally, October experiences higher humidity at 85% compared to July's 75%, contributing to a wetter atmosphere with 140 mm (5.5 in) of precipitation over 14 days, while July sees slightly less rainfall at 119 mm (4.7 in) for the same number of days. For more details on July's climate, you can visit Bethlehem weather in July.
October and August in Bethlehem present contrasting weather patterns. October sees a wider temperature range, with minimums dropping to -7°C (20°F) and averages around 8°C (47°F), while the maximum can reach 24°C (76°F). This month also experiences higher precipitation, totaling 140 mm (5.5 in) over 14 days, and higher humidity at 85%. In comparison, August offers milder temperatures, ranging from a minimum of 4°C (40°F) to a maximum of 32°C (89°F), with an average of 18°C (66°F) and less precipitation at 91 mm (3.6 in) across 13 days, along with a lower humidity level of 74%. For more detailed insights, visit Bethlehem weather in August.
In comparing the weather between September and October, October tends to be cooler with average temperatures ranging from a minimum of -7°C (20°F) to a maximum of 24°C (76°F), while September experiences milder conditions with a minimum of -5°C (23°F) and reaching up to 29°C (85°F) on warmer days. Additionally, October is characterized by significantly higher precipitation, totaling 140 mm (5.5 in) over 14 days compared to September's 69 mm (2.7 in) over 9 days. The humidity also increases in October, averaging around 85%, compared to September's 77%. For more detailed information on September's weather, you can refer to Bethlehem weather in September.
In October, temperatures in Bethlehem range from a brisk -7°C (20°F) at night to a comfortable 24°C (76°F) during the day, with an average of 8°C (47°F). The month experiences significant precipitation, totaling around 140 mm (5.5 in) over 14 days, contributing to a relatively high humidity level of 85%. In contrast, November ushers in much colder temperatures, with nighttime lows dropping to -21°C (-5°F) and an average temperature of 0°C (32°F), while daytime highs reach up to 21°C (71°F). November sees slightly less precipitation at 116 mm (4.6 in) over 15 days, coupled with a marginal increase in humidity to 86%. For more specific insights into the November climate, you can check Bethlehem weather in November.
In October, temperatures in Bethlehem vary significantly, with a minimum of -7°C (20°F), an average of 8°C (47°F), and a maximum of 24°C (76°F). The month sees a total precipitation of 140 mm (5.5 in) spread over 14 days, alongside a high humidity level of 85%. In contrast, December brings a sharp drop in temperatures, reaching a minimum of -30°C (-21°F) and an average of -6°C (22°F), while the maximum is just 13°C (56°F). Although precipitation is slightly lower at 100 mm (3.9 in) over 15 days, the humidity remains constant at 85%. For more details on December's weather, you can check Bethlehem weather in December.
As October unfolds in Bethlehem, the weather marks a significant transition from the warmer months. The crisp air carries a refreshing chill, with temperatures dipping notably lower, accompanied by an increase in precipitation. The month sees a rise in humidity, creating a damp feel as the landscape begins to shift into vibrant fall colors. With an average of 14 rainy days, residents and visitors alike experience more overcast skies, making it essential to embrace the cozy, autumn vibes. For a deeper understanding of how this season fits into the bigger picture, explore the full details at Bethlehem Climate.