Powys Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Powys, the United Kingdom in September.

Considering a trip to Powys, the United Kingdom this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Powys in September

Powys, the United Kingdom is a region in the United Kingdom. September in Powys generally has pleasant temperatures, with precipitation levels ranging from moderate to high.

Temperatures

You can expect pleasant maximum daytime temperatures of around 19°C (66°F) and nighttime temperatures around 10°C (50°F) in Abergavenny.

For a closer look at conditions across Powys, the United Kingdom, refer to the map below.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Presteigne with an average of 64 mm (2.5 in) to high rainfall in Abercraf with 104 mm (4.1 in).

Average sunshine

Sunshine is moderately available across various locations. In Abergavenny, you can expect around 151 hours of sunlight in September, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore Powys by month

Pick a month to see the average temperature, rainfall and sunshine in Powys — and find the best time to visit. (based on Abergavenny)

Best Places to Visit in Powys in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Powys.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Powys

What is the weather like in September for some of the most popular destinations in Powys, the United Kingdom?

Temperature range in Powys (September)

Precipitation variation in Powys (September)

Abergavenny

In September Abergavenny generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
21°C (70°F)
19°C (66°F)
15°C (59°F)
Min temperature
12°C (54°F)
10°C (50°F)
7°C (45°F)
Monthly sun hours
202 hours
151 hours
102 hours
Monthly rainfall
79 mm (3.1 in)
70 mm (2.8 in)
94 mm (3.7 in)
Monthly rainy days
15 days
15 days
18 days
Weather conditions

Llandrindod Wells

In September Llandrindod Wells generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
19°C (66°F)
17°C (63°F)
13°C (55°F)
Min temperature
11°C (52°F)
9°C (48°F)
7°C (45°F)
Monthly rainfall
88 mm (3.5 in)
78 mm (3.1 in)
100 mm (3.9 in)
Monthly rainy days
16 days
16 days
19 days
Weather conditions

Builth Wells

In September Builth Wells generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
19°C (66°F)
17°C (63°F)
13°C (55°F)
Min temperature
11°C (52°F)
9°C (48°F)
7°C (45°F)
Monthly rainfall
91 mm (3.6 in)
81 mm (3.2 in)
105 mm (4.1 in)
Monthly rainy days
16 days
16 days
19 days
Weather conditions

Rhayader

In September Rhayader generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
19°C (66°F)
17°C (63°F)
13°C (55°F)
Min temperature
11°C (52°F)
9°C (48°F)
7°C (45°F)
Monthly sun hours
145 hours
111 hours
83 hours
Monthly rainfall
94 mm (3.7 in)
83 mm (3.3 in)
105 mm (4.1 in)
Monthly rainy days
17 days
17 days
20 days
Weather conditions

Llanbister

In September Llanbister generally has moderate temperatures with maximum daytime temperatures around 17°C (63°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
19°C (66°F)
17°C (63°F)
14°C (57°F)
Min temperature
11°C (52°F)
9°C (48°F)
7°C (45°F)
Monthly sun hours
145 hours
111 hours
83 hours
Monthly rainfall
82 mm (3.2 in)
74 mm (2.9 in)
93 mm (3.7 in)
Monthly rainy days
16 days
16 days
19 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Powys, in the United Kingdom.

Popular cities in September

Day & night temperatures, rainfall and average weather in Powys in September.

City Weather Day temp Night temp Rainfall
Abergavenny 19°C (66°F) 10°C (50°F) 70 mm (2.8 in)
Llandrindod Wells 17°C (63°F) 9°C (48°F) 78 mm (3.1 in)
Builth Wells 17°C (63°F) 9°C (48°F) 81 mm (3.2 in)
Rhayader 17°C (63°F) 9°C (48°F) 83 mm (3.3 in)
Llanbister 17°C (63°F) 9°C (48°F) 74 mm (2.9 in)
Llanwrtyd Wells 17°C (63°F) 9°C (48°F) 93 mm (3.7 in)

Powys weather in September: frequently asked questions

What is the weather like in Powys, the United Kingdom in September?

September in Powys, the United Kingdom brings pleasant weather. In Abergavenny, daytime temperatures are typically around 19°C (66°F) and nighttime lows hover near 10°C (50°F).

What is the average temperature in Powys, the United Kingdom in September?

Abergavenny averages a daytime maximum of 19°C (66°F) in September, with overnight lows close to 10°C (50°F).

Does Powys, the United Kingdom get a lot of rain in September?

Not particularly. Abergavenny averages just 70 mm (2.8 in) of rain in September, making it a mostly dry month for Powys, the United Kingdom.

Is September a Good Time to Visit Powys, the United Kingdom?

Given the typically pleasant weather conditions in Abergavenny, September might be a good time to visit Powys, the United Kingdom. It's worth noting that weather conditions might differ depending on the location you visit.

On average, the best time to visit Powys, the United Kingdom is in July and August with generally perfect weather in Abergavenny. The weather in January, February and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Powys.

Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed historical weather averages for many cities in the United Kingdom.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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