Last updated: March 17, 2025
September in Romsey, United Kingdom is characterized by a mild climate, where temperatures can peak at a pleasant 28°C (82°F) but typically hover around an average of 15°C (59°F). The month experiences a notable minimum temperature of 3°C (37°F), making layering essential for those venturing outdoors. With 47 mm (1.9 in) of rainfall spread over 9 days, occasional showers accompany the atmospheric humidity of 82%, adding a refreshing touch to the autumn air. This blend of warmth and moisture creates an ideal backdrop for enjoying the early hints of fall in this charming locale.
In September, Romsey experiences a delightful transition as summer gracefully gives way to autumn. With average temperatures hovering around 15°C (59°F), this month showcases a pleasant juxtaposition of warm days and cooler nights, where the minimum dips to 3°C (37°F) while the maximum can reach a comfortable 28°C (82°F). This shift signifies a gradual decline from the peak summer warmth of August, making September an ideal time for outdoor exploration, as the landscapes begin to don their autumn hues. As the days shorten and the evenings cool, this month invites both locals and visitors to revel in the refreshing charm of Romsey's early fall.
In September, Romsey experiences a notable shift in its precipitation patterns, with an average rainfall of 47 mm (1.9 in) spread over just 9 days. This decline in precipitation marks a reversal from the wetter summer months, reflecting a transition towards drier autumn conditions. In comparison, August typically boasts a heftier 71 mm (2.8 in) across 12 days, highlighting a seasonal trend of decreasing rainfall. The preceding months of June and July also see higher totals, which together serve as a reminder of the lush, albeit fleeting, summer days. As the year begins to wind down, September's moderate rainfall signals the gradual shift towards the wetter and cooler months ahead.
In September, Romsey experiences a moderate humidity level of 82%, marking a slight increase from the summer months. As the air begins to cool and the leaves turn, this level is notably higher than the 71% recorded in July and 76% in August. This rise in humidity heralds the transition into autumn, when moisture content tends to build as cooler temperatures approach. Overall, September's humidity remains lower than the winter months ahead, which see levels soaring to 90% in October and peaking at 92% during November and December. Thus, September serves as a bridge between the drier summer and the more humid winter, showcasing Romsey’s dynamic climate.
As September arrives in Romsey, the UV Index shows a healthy level of 6, categorized as high, with a burn time of approximately 25 minutes. This change reflects a slight dip from the summer’s peak, where UV levels soared to 8 in both June and July, heralding the very high exposure category. Nevertheless, the UV Index remains considerable, reminding residents to remain sun-smart even as autumn approaches. This month marks a transition where outdoor activities are still enjoyable, but protective measures such as sunscreen are advisable. For those planning to soak up the sunshine, understanding these trends is essential for safe sun exposure. For more detailed insights, check out Romsey UV Index.
UV Risk Categories
As summer transitions into autumn, September in Romsey, United Kingdom, showcases a striking 287 hours of sunshine, marking a delightful shift in the seasonal panorama. This month captures the essence of late summer, standing as a beacon of light after the peak of July, which boasts the highest total of 395 hours. While September still enjoys a robust amount of sunshine, it signifies a decrease compared to the sun-drenched days of earlier months like May and June, each exceeding 370 hours. The warm golden light of September serves as a gentle reminder of the bright days that precede the approaching chill of October and the gloomy winters that follow, represented by the lowest totals of the year, notably January and December. With its blend of warmth and brightness, September invites residents and visitors alike to relish the last dances of summer before the clouds roll in.
In September, the likelihood of enjoying sunny weather in Romsey, United Kingdom, stands at 30%, slightly above the summer months but lower than the vibrant days of April. As the year progresses, we observe an intriguing pattern; the chances of sunshine peaked in April at 55%, before gradually tapering off during the summer. With September’s sun probability resembling those of October and November, it becomes evident that the onset of autumn brings a mix of sunny moments intertwined with the transition to cooler, cloudier days. Embrace this window of mild weather while it lasts, as the shifting seasons serve as a reminder of nature's beautiful unpredictability.
As summer gently gives way to autumn, September in Romsey, United Kingdom, offers a delightful balance of daylight, providing an average of 12 hours. While this marks a subtle decline from the sun-soaked days of June and July, where daylight peaked at 16 hours and 15 hours respectively, it remains noticeably brighter than the winter months ahead. The gradual shift from summer's long days to autumn's shorter hours sets the stage for a serene transition, inviting residents to savor the softer golden hues that characterize early fall. As the month progresses, the fading daylight serves as a reminder of the seasonal changes, leading into October’s diminishing 10 hours of light.
In September, the winds in Romsey, United Kingdom, whisper a gentle 3.5 m/s (8 mph), marking a subtle transition toward the briskness of autumn. This month typically showcases a slight dip in wind speed compared to the lively breezes of summer, where average speeds hovered around 3.8 m/s (9 mph) in August. Such a trend reflects the gradual cooling of the season, as the lush greenery gives way to the vibrant hues of fall. Interestingly, September's winds are a prelude to the sharper gusts anticipated in October, where speeds rise again to 4.5 m/s (10 mph). This harmonious ebb and flow creates an enchanting atmosphere for Romsey’s residents, inviting them to bask in the serene beauty of early autumn days.
The weather in Romsey 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 Romsey and find detailed weather information for every month.
September and January present strikingly different weather patterns. In September, temperatures generally range from a mild minimum of 3°C (37°F) to a comfortable maximum of 28°C (82°F), fostering an average of 15°C (59°F). The month brings approximately 47 mm (1.9 in) of rainfall over 9 days, with humidity levels around 82%. In contrast, January ushers in much colder conditions, with temperatures dipping as low as -3°C (27°F) and peaking at only 14°C (57°F), averaging 5°C (42°F). January's precipitation slightly increases to 52 mm (2.1 in) with rain on about 10 days, accompanied by higher humidity levels of 91%. For a detailed look at January's weather, visit Romsey weather in January.
September and February present contrasting weather patterns. September typically enjoys a wider range of temperatures, with minimums around 3°C (37°F) and maximums reaching up to 28°C (82°F), resulting in a pleasant average of 15°C (59°F). In contrast, February experiences colder conditions, featuring minimum temperatures plummeting to -6°C (21°F) and an average of just 6°C (44°F). While September sees around 47 mm (1.9 in) of precipitation over 9 days, February is slightly wetter with 60 mm (2.4 in) over 11 days. Humidity is also higher in February at 89%, compared to September’s 82%. For more details on February weather, you can check Romsey weather in February.
September and March present quite contrasting weather patterns. In September, temperatures range from a mild 3°C (37°F) at their lowest to a warm average of 15°C (59°F) and can peak at 28°C (82°F). The month sees relatively less precipitation, with 47 mm (1.9 in) falling over about 9 days and humidity levels averaging around 82%. In contrast, March experiences chillier conditions, with temperatures dipping as low as -6°C (22°F) and an average of 8°C (46°F), reaching a maximum of 20°C (68°F). This month is wetter, receiving 67 mm (2.6 in) of rain over 13 days, and is slightly more humid at 86%. For a more detailed insight, check Romsey weather in March.
In September, temperatures in Romsey range from a chilly 3°C (37°F) at their lowest to a warm 28°C (82°F) at their peak, with an average of 15°C (59°F). The month experiences about 47 mm (1.9 in) of precipitation over approximately 9 days, accompanied by a humidity level of 82%. In contrast, April sees cooler temperatures, with lows dipping to -3°C (27°F) and highs reaching 24°C (76°F), averaging around 10°C (49°F). This spring month has slightly less precipitation at 39 mm (1.5 in) over around 7 days and a marginally higher humidity at 85%. For further details, you can check Romsey weather in April.
In comparing the weather of September and May, we can observe a few key differences. September generally sees warmer temperatures, with a minimum of 3°C and an average high of 28°C, while May has a lower minimum of 1°C and averages at a maximum of 25°C. Precipitation levels are also noteworthy; September records about 47 mm over nine days, whereas May receives a bit more at 70 mm over ten days. Humidity levels are relatively similar, with September at 82% and May slightly lower at 79%. For a more detailed look at May weather specifically, you can refer to Romsey weather in May.
In comparing the weather between September and June, we see notable differences in temperature and precipitation. September features a broader temperature range, with a minimum of 3°C (37°F), an average of 15°C (59°F), and a maximum of 28°C (82°F). In contrast, June has slightly milder temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 30°C (87°F), with an average of 16°C (61°F).
Precipitation patterns also differ, as September experiences 47 mm (1.9 in) of rainfall over 9 days, whereas June sees a higher total of 83 mm (3.3 in) across 10 days. Additionally, the humidity levels are relatively similar, with September at 82% and June slightly lower at 80%. For a more detailed look at the weather in June, you can visit Romsey weather in June.
When comparing the weather in September to that of July, notable differences emerge. September experiences a minimum temperature of 3°C (37°F) and an average of 15°C (59°F), while July starts warmer with a minimum of 7°C (46°F) and an average of 18°C (65°F). Although September can reach a maximum of 28°C (82°F), it is generally cooler than July, which sees highs of up to 31°C (88°F). Precipitation is also slightly less in September, with 47 mm (1.9 in) over 9 days, compared to July’s 58 mm (2.3 in) over 11 days. Additionally, September has a higher humidity level at 82% compared to July’s 71%. For more specific details on July weather, you can refer to Romsey weather in July.
In September, the weather tends to be cooler than in August, with minimum temperatures dropping to 3°C (37°F) compared to August’s minimum of 7°C (45°F). The average temperature in September is 15°C (59°F), while August boasts a slightly warmer average of 17°C (63°F). Additionally, September experiences a maximum temperature of 28°C (82°F), which is lower than August’s high of 31°C (89°F). Precipitation levels also differ, with September receiving 47 mm (1.9 in) over 9 days, whereas August sees higher rainfall at 71 mm (2.8 in) across 12 days. Humidity levels are somewhat higher in September at 82% compared to August’s 76%. For more detailed insights on the weather during August, you can visit Romsey weather in August.
September and October present a notable contrast in weather patterns. In September, temperatures range from a mild minimum of 3°C (37°F) to a warm maximum of 28°C (82°F), with an average of 15°C (59°F). The month experiences relatively light precipitation of 47 mm (1.9 in) over 9 days, with humidity around 82%. In comparison, October ushers in cooler temperatures, dropping to a minimum of 0°C (32°F) and an average of 12°C (54°F), while the maximum reaches only 21°C (71°F). Rainfall increases significantly to 103 mm (4.1 in) across 13 rainy days, accompanied by higher humidity at 90%. For more details on specific weather conditions, you can refer to Romsey weather in October.
September and November exhibit distinct differences in weather patterns, reflecting the transition from late summer to autumn. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 28°C (82°F), with an average of 15°C (59°F) and relatively lower precipitation of 47 mm (1.9 in) over about 9 days. The humidity is moderate at 82%, creating a comfortable atmosphere.
In contrast, November brings cooler conditions, with temperatures dropping to a minimum of -2°C (28°F) and averaging 8°C (47°F), peaking at 16°C (61°F). This month also sees increased precipitation at 65 mm (2.6 in) over 11 days, and humidity climbs slightly to 92%, making the air feel more damp and chilly. For a detailed look at the weather specifics in November, check out Romsey weather in November.
In September, temperatures range from a mild 3°C (37°F) at night to a warm 28°C (82°F) during the day, with an average of 15°C (59°F). The month sees moderate precipitation, totaling 47 mm (1.9 in) over about 9 days and is marked by a humidity level of 82%. In contrast, December experiences much colder temperatures, dropping to a minimum of -3°C (27°F) and peaking at a maximum of 14°C (58°F), with an average of 7°C (45°F). The month is wetter, with 93 mm (3.7 in) of rainfall across 13 days, accompanied by higher humidity at 92%. For a detailed look at December weather, visit Romsey weather in December.
As September unfolds in Romsey, the weather begins to transition, offering a unique blend of warmth and coolness that sets it apart from the peak summer months. With a maximum temperature still reaching a pleasant 28°C, the month retains some of summer's charm, yet the average cools to around 15°C, inviting a fresh breeze that hints at the approach of autumn. However, the increase in precipitation, with 9 days of rain totaling 47 mm, adds a nourishing touch to the environment, enhancing the lush scenery that Romsey is known for. Comparatively, September's humidity at 82% provides a sticky reminder of the summer's heat, making this month a delightful, albeit unpredictable, balance of summer's end and fall's arrival. To explore more about what to expect throughout the year, visit Romsey Climate.