Poole Weather in September
Poole in September sees pleasant temperatures, with highs around 19°C (66°F) and overnight lows of 13°C (55°F). Rainfall is fairly high at around 63 mm (2.5 in) on average, so pack waterproofs just in case.
Rainfall in Poole in September
Climate statistics over the past 30 years suggest around 13 days of rain, with 63 mm (2.5 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Poole in September
September in Poole sees highs of 19°C (66°F) and lows of 13°C (55°F) overnight. September is part of summer. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Poole in September
The area enjoys a moderate level of sunlight, with around 152 hours. It's a good balance between sunny and cloudy days.If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Poole.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Poole's climate page.
Poole Temperature in September
Min Temperature
13°C (55°F)
Max Temperature
19°C (66°F)
Chance of Rain
42%
Precipitation
63 mm (2.5 in)
Rainy days
13 days
Sunshine
152 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Poole typically stay consistent throughout September, with daily highs averaging around 19°C (66°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 11°C (52°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Poole in September
Browse day-by-day weather records for Poole spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Poole historical weather extremes in September
Based on weather observations in Poole between 1976 and 2025, these are the recorded extremes during September.
- The warmest day in September was on September 7, 2023, with a maximum of 29°C (84°F).
- The lowest daytime temperature in September was 11°C (52°F), recorded on September 15, 1986.
- The lowest overnight temperature recorded in September was 0°C (32°F) (September 30, 1988).
- The heaviest September precipitation occurred on September 9, 2002, when 41 mm (1.6 in) of precipitation fell.
Best Places in the United Kingdom in September
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in September →
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What to Wear in Poole in September
For Poole in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Poole in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Poole's climate page.
See the full Poole climate overview or explore weather in the United Kingdom.
