Last updated: March 17, 2025
In October, Portstewart, United Kingdom, experiences a mild yet damp climate with temperatures ranging from a maximum of 16°C (62°F) to a minimum of 5°C (42°F), yielding an average temperature of 12°C (53°F). This month records significant precipitation, totaling 161 mm (6.3 in) over an average of 24 rainy days, contributing to a high humidity level of 89%. Visitors should prepare for a blend of cool breezes and ample moisture, making October a quintessentially British autumn experience by the coast.
In October, Portstewart experiences a mild transition into autumn, with temperatures reflecting a comfortable range for outdoor activities. The minimum temperature rises to 5°C (42°F), while the average sits at a pleasant 12°C (53°F), peaking at a comfortable 16°C (62°F). This month indicates a gradual shift from the warmer late summer temperatures, yet maintains a degree of warmth when compared to the chillier months ahead. The consistent rise in average temperatures observed from earlier in the year creates an inviting atmosphere, perfect for enjoying nature’s beautiful fall colors and crisp seaside breezes. As October progresses, it marks the beginning of sweater weather, encouraging cozy outdoor strolls along the stunning coastline.
In October, Portstewart experiences a significant uptick in precipitation, with an impressive 161 mm (6.3 in) of rain spread over 24 days. This marks a notable increase from the previous month, where September saw 117 mm (4.6 in) of rainfall over the same number of days. October's wet weather is indicative of the transition into autumn, bringing more frequent rain showers that contribute to the region's lush landscapes. As the month progresses, residents and visitors alike should prepare for the prevalent drizzle, which sets the stage for the wetter months ahead, including a forecasted 166 mm (6.5 in) in December.
As October rolls into Portstewart, the coastal town experiences a notable shift in humidity, reaching 89%—one of the highest levels of the year. This gradual increase from September’s 88% sets the tone for the concluding months, where humidity typically climbs further, peaking at 90% in November. The trend showcases a consistent pattern of high humidity throughout autumn, contrasting with the slightly drier months of late spring and early summer, where levels dipped to 82% in May. With October's moist air, residents and visitors alike can expect a chillier atmosphere, making it the perfect time for cozy indoor activities while the surrounding landscapes prepare for the winter chill.
As October rolls into Portstewart, the UV Index settles at a moderate 3, signaling a shift from the high summer months. With a burn time of 30 minutes, this month encourages outdoor enthusiasts to enjoy the crisp autumn air while remaining mindful of sun exposure. Following the patterns of previous months, October marks a decrease from the peak summer indices of 8 in June and July, and the slightly elevated levels experienced in May and August. Yet, this month still maintains a level of caution, reminding residents and visitors alike to protect their skin during those sunny autumn days. For more detailed insights, visit Portstewart UV Index.
UV Risk Categories
In October, Portstewart basks in a gracious 224 hours of sunlight, a notable decrease from the radiant peaks of summer, yet still a significant shift from the dimmer months ahead. As daylight begins to wane, this coastal gem showcases the gentle transition of seasons, following the sun-drenched summer months of July and August, which exceed 400 hours each. The sunny embrace of October is a reminder of autumn's charm, with its crisp air and golden foliage, while hinting at the cloudier days that are typical in November and December. This month encapsulates a balance, striking a sweet spot between the lingering warmth of summer and the approach of winter, allowing residents and visitors alike to enjoy the last golden rays before the days grow shorter.
In Portstewart, October marks a notable dip in the likelihood of sunny weather, with only a 16% chance of sunshine. This decrease is consistent with the trend seen as autumn progresses, where sunshine becomes increasingly scarce compared to the brighter spring months like April (43%) and May (36%). Even the summer months, though not particularly stellar, offer slightly better chances for sun, hovering between 19% and 25%. As October wanes and winter looms closer, residents and visitors can expect more frequent cloud cover and less blue sky, reminding us that summer's warmth is giving way to the chill of oncoming winter.
As autumn settles in Portstewart, October ushers in a gentle decline in daylight, offering about 10 hours of sunlight each day. This reduction is a notable shift from the 12 hours enjoyed in September, marking a transition into the shorter days of the year. The trend of diminishing daylight is a familiar rhythm, as the region moves from the long, sun-drenched days of summer, peaking at 17 hours in June, to the cozier confines of winter, where only 7 hours will greet the day in December. October's light serves as a beautiful reminder of nature's cycles, inviting residents to savor the crispness of fall and the vibrant hues of the season before nightfall sets in earlier.
As October arrives in Portstewart, average wind speeds soar back to 7.7 m/s (17 mph), echoing the breezy conditions typically seen in the early months of the year. This marks a noticeable uptick from the calm summer months, where July and August experienced their lowest averages of 3.8 m/s (8 mph) and 4.5 m/s (10 mph), respectively. After a mild September, the winds pick up again, hinting at the changing seasons and setting the stage for the gustier months ahead. In fact, November’s winds are poised to rise further, averaging 9.3 m/s (21 mph), suggesting that this coastal town is ready to embrace the more robust gales of late fall. The transition from summer to autumn in Portstewart promises a refreshing shift, filled with the invigorating embrace of the October winds.
The weather in Portstewart 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 Portstewart and find detailed weather information for every month.
In October, the weather is generally milder, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F), accompanied by significant precipitation of 161 mm (6.3 in) over 24 days. The high humidity level of 89% can make the air feel quite damp. In contrast, January tends to be cooler, with temperatures averaging 7°C (45°F), peaking at 13°C (56°F) and dipping as low as 2°C (36°F). Precipitation decreases to 109 mm (4.3 in) over 17 days, while humidity sits slightly lower at 87%. For more details on the weather in January, you can visit Portstewart weather in January.
When comparing the weather in October and February, we can see distinct differences in temperatures and precipitation patterns. October experiences milder temperatures, with an average of 12°C (53°F) and a maximum reaching 16°C (62°F), while February is cooler, averaging around 7°C (44°F) with a maximum of only 12°C (54°F). Precipitation is also a notable factor; October sees more rainfall with 161 mm (6.3 in) over 24 days, compared to February's 132 mm (5.2 in) over 18 days. Both months have high humidity levels—October at 89% and February slightly lower at 86%. For an insightful look at February weather specifics, you can check out Portstewart weather in February.
When comparing the weather in October and March, a significant difference can be observed. October features a milder temperature range with minimums around 5°C (42°F) and an average of 12°C (53°F), while March can be quite chilly, particularly with a minimum of -1°C (31°F) and an average of just 7°C (45°F). Precipitation is higher in October, with 161 mm (6.3 in) spread over 24 days, compared to March's 112 mm (4.4 in) over 18 days. Humidity levels are quite similar, hovering around 89% in October and 86% in March. For more details on March weather, visit Portstewart weather in March.
October and April present contrasting weather conditions. In October, temperatures range from a minimum of 5°C to a maximum of 16°C, with an average of 12°C. The month is notably wetter, featuring 161 mm of precipitation spread over 24 days and a high humidity level of 89%. In comparison, April sees cooler temperatures, with minimums around 2°C and a maximum of 13°C, averaging 8°C. It is significantly drier, receiving only 55 mm of rain across 12 days, and the humidity is slightly lower at 85%. For more detailed insights, you can check Portstewart weather in April.
When comparing the weather in October and May, both months experience similar maximum temperatures around 16°C (62°F), but October tends to be noticeably wetter and more humid. October records an average rainfall of 161 mm (6.3 in) spread over 24 days, while May sees only 72 mm (2.9 in) of precipitation over 13 days. Additionally, October's humidity is higher at 89% compared to May's 82%. The cooler average temperature in May, at 10°C (50°F), makes the spring month feel different despite comparable maximums. For more detailed information, check out Portstewart weather in May.
October and June present a notable contrast in weather conditions. October tends to be cooler with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F), while June is slightly warmer, with temperatures between 8°C (47°F) and 17°C (62°F). The autumn month also sees more precipitation, averaging 161 mm (6.3 in) over 24 days, compared to June's 105 mm (4.1 in) across 17 days. Additionally, October is more humid, with a humidity level of 89%, whereas June has a slightly lower humidity of 84%. For a more detailed overview of weather in June, you can check Portstewart weather in June.
In contrasting the weather between October and July, October exhibits cooler temperatures, with a minimum of 5°C (42°F) and an average of 12°C (53°F), compared to July's milder minimum of 11°C (52°F) and an average of 14°C (57°F). While both months experience a significant amount of precipitation, October is notably wetter, receiving 161 mm (6.3 in) over 24 days, in contrast to July's 110 mm (4.3 in) across 17 days. Humidity levels are relatively high in both months, but October's 89% slightly edges out July's 86%. For a closer look at the July climate specifics, check out Portstewart weather in July.
October weather is notably cooler and wetter than August, with average temperatures peaking at just 16°C (62°F) compared to August's maximum of 18°C (66°F). In October, the minimum temperature drops to 5°C (42°F), while August starts at a milder 11°C (52°F). Additionally, October experiences more rainfall, with a total of 161 mm (6.3 in) across 24 days, surpassing August's 146 mm (5.7 in) over 20 days. The humidity also peaks slightly higher in October at 89% compared to August's 86%. For more details on August weather, you can check Portstewart weather in August.
When comparing the weather in October and September, October tends to be cooler and wetter. The average temperature in October is 12°C (53°F), dropping from September's average of 14°C (57°F). In October, the minimum temperature reaches 5°C (42°F), while September's minimum is slightly higher at 9°C (49°F). Additionally, October experiences more precipitation, with 161 mm (6.3 in) over 24 days, compared to September's 117 mm (4.6 in) across 20 days. Despite the slight increase in humidity, from 88% in September to 89% in October, the overall feel is noticeably more damp and chilly in October. For a more detailed look, check out Portstewart weather in September.
In comparing the weather of October and November, October generally experiences slightly warmer temperatures, with a minimum of 5°C (42°F) and an average of 12°C (53°F), compared to November's minimum of 4°C (40°F) and average of 9°C (49°F). Both months see a comparable amount of precipitation, with October recording 161 mm (6.3 in) and November slightly lower at 156 mm (6.2 in), and both months have frequent rainy days, 24 in October and 23 in November. Humidity is also high in both months, with October at 89% and November at 90%. For more detailed information, you can explore the weather conditions further by visiting Portstewart weather in November.
October and December exhibit distinct weather patterns, with October generally being milder. In October, temperatures range from a minimum of 5°C (42°F) to a maximum of 16°C (62°F), while December sees cooler temperatures, with a minimum of 2°C (35°F) and a maximum of 12°C (54°F). Both months experience significant rainfall, with October receiving 161 mm (6.3 in) over 24 days and December slightly higher at 166 mm (6.5 in) across 23 days. The humidity levels are similar, with October at 89% and December at 86%. For more detailed information, you can check the Portstewart weather in December.
As October arrives in Portstewart, the weather undergoes a noticeable transformation, marking the shift into the heart of autumn. With cool average temperatures hovering around 12°C (53°F), the month offers a refreshing respite from the summer warmth, inviting outdoor enthusiasts to enjoy the picturesque coastline. However, this transition comes with increased precipitation, as the area experiences over three weeks of rain, contributing to the dramatic beauty of the changing landscape. The high humidity levels, often reaching 89%, add to the crisp, invigorating air, making October a unique time to explore the natural charms of Portstewart. To gain deeper insights into what makes this coastal gem special throughout the year, check out the detailed information on Portstewart Climate.