Portadown Weather in September

September in Portadown brings moderate temperatures, with daytime highs of 18°C (64°F) and nights around 10°C (50°F). Quite a bit of rainfall is expected, around 75 mm (3 in), so pack an umbrella.

Rainfall in Portadown in September

Historically, September sees about 18 days of rain, with a monthly average of 75 mm (3 in). Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Portadown in September

In September, Portadown sees moderate temperatures, with highs of 18°C (64°F). Nights drop to around 10°C (50°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 10°C (50°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 Portadown in September

You can expect a moderate amount of sunlight, with approximately 109 hours. This means a pleasant mix of sun and overcast.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Portadown's climate page.

Portadown Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 61%  

Precipitation 75 mm (3 in)  

Rainy days 18 days  

Humidity 91% *  

Sunshine 109 hours *  

Percentage Sunshine 28% *  

* Data from: Belfast, Ireland (28 KM, 18 Miles).

What to Wear in Portadown in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Portadown in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Portadown's climate page.

More climate data for Portadown

Temperature Rainfall Sunshine Humidity

See the full Portadown climate overview or explore weather in the United Kingdom.