See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
27°
Clear
Feels Like: 16°
Min: 10°
Max: 27°
The next few hours will be clear, with today reaching 27°C and dropping to 17°C. The coming days will be windy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:32
Sunrise
18:46
Sunset
Moon
Waxing Crescent
12:33
Moonrise
20:42
Moonset
Daily Forecast
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Thursday
Friday
Saturday
Sunday
Monday
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Friday
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UV Index
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Weather in Derry today, September 16, 2026
Sunshine leads the day in Derry on September 16, 2026, with a patch of cloud building near 20:00. The broader outlook stays fair despite that temporary thickening.
The temperature range runs from about 10°C up to 27°C. Moisture in the air spans 43%-90%, with the highest values around 23:00. Airflow remains manageable, reaching about 2.2 km/h around 23:00.
Afternoon conditions open up, holding cloud close to 45% near 20:00. The day finishes on a milder, brighter note. Visibility holds near 16.1 km, though it can fall to 16.0 km. Daylight runs from 06:32 to 18:46, lasting 12 hours 13 minutes of sunlight today.
Overall, Derry on September 16, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 27°C.
Frequently asked questions about weather in Derry
How warm does it get in Derry?
The warmest month in Derry is July, with average high temperatures of 29°C. The average temperature during this period is around 24°C.
How cold does it get in Derry?
The coldest month in Derry is January, with average low temperatures of -6°C. The average temperature during this period is around -2°C.
What is the wettest time of year in Derry?
The wettest month in Derry is December, with an average of 123mm of precipitation.
What is the driest time of year in Derry?
The driest month in Derry is September, with an average of 74mm of precipitation.
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