September Weather in Pembroke, United Kingdom

Last updated: March 17, 2025

September in Pembroke, United Kingdom, offers a varied climate that beautifully transitions from summer warmth to autumn coolness. With maximum temperatures reaching up to 25°C (77°F), the days are often pleasantly mild, averaging around 15°C (59°F). However, as autumn approaches, the temperature dips to a minimum of 7°C (45°F) at night. This month brings significant rainfall, with total precipitation measuring 97 mm (3.8 in) across approximately 14 wet days, contributing to the region's lush greenery. With humidity levels averaging a high 85%, residents and visitors alike can expect a refreshing yet damp atmosphere, perfectly capturing the essence of early fall in Pembroke.

September Temperature in Pembroke

As September arrives in Pembroke, the warmth of summer gently lingers, with temperatures experiencing a delightful transition. Minimum temperatures settle at around 7°C (45°F), providing a crisp but comfortable start to the month, while averages climb to a pleasant 15°C (59°F), perfect for outdoor exploration. With maximums reaching up to 25°C (77°F), September offers its fair share of sunny days, making it an ideal time for locals and visitors alike to enjoy the natural beauty of this coastal town. Compared to the preceding months of summer, the increase in average temperatures indicates a gradual shift towards autumn, yet the days remain invitingly warm, blending the best of both seasons.

September Weather in Pembroke: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Pembroke, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454546495358616159555048
Data source: Temperature data for Pembroke generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Pembroke

In September, Pembroke experiences a significant transition in weather patterns, with 97 mm (3.8 in) of precipitation recorded over approximately 14 days. This amount is emblematic of the late-summer shift, as the region gradually moves towards autumn's wetter conditions. Compared to the preceding months, September's rainfall is substantial, yet not as heavy as October's anticipated peak of 130 mm (5.1 in). The trend indicates that this month serves as a threshold, where the lingering summer warmth collides with the onset of autumn rain, emphasizing Pembroke's characteristic maritime climate and its ever-changing weather landscape.

September Precipitation Trends in Pembroke

The chart displays monthly precipitation patterns in Pembroke, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec80102935061826710197130131150
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pembroke

In September, Pembroke, United Kingdom experiences a humidity level of 85%, marking a slight decline from the annual peak reached in July and August. This month serves as a transition, with humidity beginning to stabilize after the summer's higher levels of moisture, which hovered around 86% and 87%. As autumn approaches, the humidity levels remain consistent, closely mirroring those of October. Overall, the trend indicates a gradual shift from the peaks of summer towards the more moderate conditions typical of the fall, providing a refreshing change while maintaining a generally humid atmosphere throughout the year.

September Average Humidity in Pembroke

This chart illustrates the average monthly humidity levels in Pembroke, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec81%84%83%84%85%86%87%86%85%85%82%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pembroke

As summer transitions into autumn, September in Pembroke sees a UV Index of 6, categorizing it as high with a burn time of just 25 minutes. This trend reflects the tail end of a season marked by elevated UV levels, following a peak in June and July where indices reached 8, categorized as very high. While September offers a slightly lower UV exposure compared to the summer months, it remains crucial to take precautions against sunburn during this time. As we move into October, the index will dip to 4, indicating a moderate risk, but September's UV conditions still require vigilance for those enjoying the waning days of summer. For more details on UV levels throughout the year, visit Pembroke UV Index.

Maximum UV Index Levels in Pembroke for September

The chart shows the monthly maximum UV Index (UVI) for Pembroke in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Pembroke September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Pembroke

As summer gracefully transitions into autumn, September in Pembroke, United Kingdom, offers a delightful balance of warmth and light, boasting 320 hours of sunshine. This month stands out as a vibrant extension of the sun-drenched days of July and August, where sunshine peaked at 428 and 387 hours, respectively. The gradual decline in daylight is evident as the year progresses, with September retaining a notable amount of sunniness compared to the dimmer months ahead, such as October's 253 hours and November's meager 143 hours. This trend highlights September as a perfect opportunity for enjoying the enduring beauty of summer's last hurrah before the chill of winter settles in.

Monthly Sunshine Duration in Pembroke: September Highlighted

The September sunshine duration represents the total number of hours Pembroke experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec101h161h233h346h416h414h428h387h320h253h143h117h
Data source: Pembroke September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pembroke During September

In Pembroke, the likelihood of sunny weather in September mirrors the chill of early autumn, hovering around 28%. This places it on par with the sunniest months of January and February, suggesting that as summer fades, so too does the promise of bright skies. Interestingly, April boasts the highest chance of sunshine at 53%, while mid-summer months like July and August offer a bit more hope at 41% and 36%, respectively. As autumn sets in, the trend indicates a gradual decline in sunshine probability, with October and November dipping even lower. Overall, September tends to wrap up the summer season with moderate sunshine, reminding us that crisp fall days are on the horizon.

Percentage of Sunny Days in September in Pembroke

The chart illustrates the percentage of sunny days in Pembroke throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Pembroke experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%28%30%53%37%29%41%36%28%21%23%22%
Data source: Pembroke September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pembroke in September

As summer transitions to autumn in Pembroke, September offers a gentle decline in daylight hours, averaging 12 hours of sunlight. This month signifies a shift from the long, bright days of summer, where July and June bask in a remarkable 16 hours of daylight. The gradual tapering from the 15 hours in May to September's 12 reflects nature’s rhythm, preparing the area for the shorter, cooler days ahead. As the season changes, the diminishing light serves as a reminder of the approaching autumn, fostering an inviting ambience for outdoor activities amidst the vibrant foliage.

Average Daylight Hours in Pembroke for September

The chart illustrates the variation in daylight duration in Pembroke throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 22m9h 57m11h 55m13h 55m15h 40m16h 34m16h 5m14h 31m12h 35m10h 35m8h 48m7h 51m
Data source: Pembroke daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Pembroke

As September unfolds in Pembroke, the winds gently curve into a more tranquil rhythm, averaging a modest 4.4 m/s (10 mph). This subtle dip in wind speed marks a shift from the summer breezes of August and suggests a transition towards the more blustery months ahead. Notably, as the year progresses into October, there’s an uptick to 6.7 m/s (15 mph), indicating a return to stronger winds that typically accompany autumn's arrival. Overall, September serves as a serene interlude, bridging the calm of summer with the invigorating gales that characterize Pembroke's later fall, inviting residents and visitors alike to savor the mildness before the winds turn more formidable.

Average September Wind Speed in Pembroke

The chart displays monthly wind speed patterns in Pembroke, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.47.46.34.55.64.54.05.14.4 m/s6.76.17.2
Data source: Pembroke September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pembroke Compares to Other Months

The weather in Pembroke 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 Pembroke and find detailed weather information for every month.

In September, the weather is generally warmer with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 25°C (77°F) and an average of 15°C (59°F). It experiences higher humidity at 85% and receives about 97 mm (3.8 in) of precipitation over approximately 14 days. In contrast, January is much cooler, with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 14°C (57°F) and an average of 7°C (46°F). The month sees slightly less precipitation, totaling around 80 mm (3.2 in) over about 13 days, with humidity dipping slightly to 81%. For more detailed information, you can check Pembroke weather in January.

In comparing the weather of September and February, we see a distinct contrast in temperatures and overall conditions. September typically enjoys milder temperatures, with an average of 15°C (59°F) and highs reaching up to 25°C (77°F), while February is much cooler, averaging only 7°C (46°F) with a max of 13°C (56°F). Both months experience considerable rainfall, with September recording 97 mm (3.8 in) over 14 days and February slightly wetter at 102 mm (4.0 in) over 16 days. Humidity levels remain relatively similar, with September at 85% and February at 84%. For a comprehensive look at what to expect, you can check out Pembroke weather in February.

In comparing the weather of September and March, September tends to be milder, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 25°C (77°F), while March experiences colder temperatures, with lows dropping to -4°C (25°F) and highs reaching only 15°C (59°F). Both months see a significant amount of precipitation, with September receiving 97 mm (3.8 in) over 14 days and March slightly less at 93 mm (3.7 in) over 16 days. Humidity levels are fairly similar, with September at 85% and March at 83%, indicating a generally damp atmosphere throughout both months. For more specific insights into March weather, you can check Pembroke weather in March.

In September, temperatures tend to be milder compared to April, with monthly averages reaching about 15°C (59°F) and highs peaking at 25°C (77°F). The weather is generally warmer, with lower humidity at 85% and slightly more precipitation, averaging 97 mm (3.8 in) over 14 days. In contrast, April experiences cooler temperatures, with an average of 9°C (49°F) and highs around 18°C (64°F). The month sees less rain, with only 50 mm (2.0 in) spread over 9 days and humidity levels remaining relatively close at 84%. To learn more about the weather in Pembroke during April, visit Pembroke weather in April.

When comparing the weather in September and May, notable differences emerge. September typically sees a wider temperature range with a minimum of 7°C (45°F), an average of 15°C (59°F), and a maximum of 25°C (77°F). In contrast, May features slightly cooler temperatures, with a minimum of 4°C (40°F), an average of 12°C (53°F), and a maximum of 21°C (71°F). Precipitation is also more common in September, averaging 97 mm (3.8 in) over 14 days, compared to May's 61 mm (2.4 in) across 9 days. Despite similar humidity levels of 85% in both months, September tends to feel much warmer overall. For more specific details on May weather in Pembroke, check out this link: Pembroke weather in May.

September and June present contrasting yet mild weather conditions. In September, temperatures range from a minimum of 7°C (45°F) to a maximum of 25°C (77°F), with an average of 15°C (59°F). This month also experiences relatively high precipitation, totaling 97 mm (3.8 in) over about 14 days, alongside humidity levels of 85%. June, on the other hand, has slightly warmer temperatures with a minimum of 8°C (47°F) and a maximum of 24°C (75°F), averaging 14°C (58°F). It generally sees lower precipitation at 82 mm (3.2 in) across 13 days and slightly higher humidity at 86%. For more detailed insights, check out Pembroke weather in June.

In comparing the weather of September and July, we can observe some notable differences. September typically experiences cooler temperatures, with a minimum of 7°C (45°F) and an average of 15°C (59°F), while July boasts slightly warmer nights, with a minimum of 11°C (52°F) and an average of 16°C (61°F). Both months have a maximum temperature of 25°C (77°F), indicating that daytime highs remain consistent. However, September sees more rainfall, with a total of 97 mm (3.8 in) over 14 days, compared to July's 67 mm (2.6 in) over 12 days. Humidity levels are relatively similar, with September averaging 85% and July at 87%. For more details on July weather, you can check out Pembroke weather in July.

In comparing the weather of September and August, September experiences slightly cooler temperatures, with daily averages around 15°C (59°F), compared to August's average of 16°C (61°F). The minimum temperatures in September drop to 7°C (45°F), whereas August starts a bit warmer at 10°C (51°F). Precipitation levels are somewhat comparable, with September recording 97 mm (3.8 in) over 14 days compared to August's 101 mm (4.0 in) across 16 days. Humidity remains fairly high in both months, averaging 85% in September and 86% in August, which adds a muggy feel during rainy periods. For more specific details on August's weather, you can visit Pembroke weather in August.

In September, the weather is generally milder, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 25°C (77°F) and an average of 15°C (59°F). This month experiences around 97 mm of precipitation over 14 rainy days, maintaining a consistent humidity level of 85%. In contrast, October brings cooler temperatures, with a minimum of 2°C (36°F), an average of 13°C (55°F), and a maximum of 19°C (67°F). Additionally, October sees an increase in rainfall, accumulating 130 mm over 17 days, while humidity remains steady at 85%. For more detailed information, you can check out Pembroke weather in October.

In comparing the weather of September and November, it is evident that November marks a significant cooling trend. September enjoys a wider temperature range with a minimum of 7°C (45°F) and a comfortable average of 15°C (59°F), peaking at 25°C (77°F). In contrast, November sees cooler temperatures, with a minimum of 3°C (38°F) and an average of just 10°C (50°F). Additionally, November experiences increased precipitation, totaling 131 mm (5.2 in) over 19 days, compared to September's 97 mm (3.8 in) over 14 days. Humidity levels are relatively close, with September at 85% and November slightly lower at 82%. For those interested in a more detailed look at November weather, you can visit Pembroke weather in November.

September weather typically offers milder temperatures compared to December, with averages around 15°C (59°F) and highs reaching up to 25°C (77°F). In contrast, December sees much cooler conditions, with a maximum average temperature of only 13°C (56°F). While both months experience considerable precipitation, September has 97 mm (3.8 in) over 14 days, whereas December is wetter, receiving 150 mm (5.9 in) over 20 days. The humidity levels are slightly higher in September at 85%, compared to December's 80%. For more detailed information about December weather, you can check Pembroke weather in December.

Compare Pembroke's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pembroke

As summer fades into autumn, September in Pembroke brings a notable shift in weather patterns. With average temperatures dipping to a comfortable 15°C, the days remain pleasantly warm, yet the evenings cool down significantly, inviting those cozy layers back into our wardrobes. Rainfall becomes more frequent, with an average of 14 wet days, making it the month with substantial precipitation compared to the drier summer months. Additionally, the humidity level reaches a notable 85%, creating a fresh, crisp atmosphere that contrasts sharply with the warmer, drier conditions of July and August. For more insights on how Pembroke’s climate evolves, including September's unique charm, check out the comprehensive guide at Pembroke Climate.