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Castlederg Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Castlederg.
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Climate overview of Castlederg
Castlederg, Tyrone County, United Kingdom, has a moderate seasonal temperature range, with July reaching 19°C (66°F) and January cooling to 8°C (46°F).
Rain/snowfall is high, totalling around 1187 mm (47 in) per year. August is the wettest month and April the driest. The city also experiences pleasant summers and cold winters. May is the sunniest month, averaging 6.8 hours of sunshine per day.
Castlederg Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Castlederg - and find the best time to visit.
Monthly Temperature in Castlederg
In Castlederg, seasonal changes bring about a moderate variation in temperatures. Average maximum daytime temperatures range from a pleasant 19°C (66°F) in July, the warmest time of the year, to a chilly 8°C (46°F) during cooler months like January.
At night, you can expect temperatures ranging from 11°C (52°F) in July to around 3°C (37°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Castlederg
Castlederg is known for its substantial rain/snowfall, with annual precipitation reaching 1187 mm (47 in). Year-round, Castlederg has a balanced climate with minimal variation in precipitation. The difference between the wettest month, August, with 108 mm (4.3 in), and the driest month, April, with 87 mm (3.4 in), is minimal. For more details, please visit our Castlederg Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Castlederg
Seasonal changes in sunshine hours are quite dramatic in Castlederg. While May receives considerable daily sunshine with up to 6.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Derry, Ireland (36 KM, 22 Miles).
Daily hours of sunshine
Data from: Derry, Ireland (36 KM, 22 Miles).
Best Time to Visit Castlederg
The most favourable weather available in Castlederg usually occurs in May, June, July, August and September. Conditions are generally most challenging in January, February, March, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
wet
Feb
wet
Mar
cold
Apr
mixed
May
good
Jun
good
Jul
good
Aug
good
Sep
good
Oct
mixed
Nov
wet
Dec
wet
- Best overall: May, June, July, August and September
- Warmest weather: June, July and August
- Most sunshine: May
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Castlederg
What is the best time to visit Castlederg?
May, June, July, August and September typically offer the most optimal weather in Castlederg. In contrast, January, February, March, November and December tend to have less optimal conditions. Castlederg has pleasant summers and cold winters.
What temperatures can I expect in Castlederg?
Daytime highs range from 8°C (46°F) in January to 19°C (66°F) in July. Nighttime lows range from 3°C (37°F) to 11°C (52°F).
How much rain does Castlederg get?
Annual rainfall is around 1187 mm (47 in). August is the wettest month with 108 mm (4.3 in), while April is the driest with 87 mm (3.4 in).
How sunny is Castlederg?
Castlederg receives around 1,342 hours of sunshine per year. May is the sunniest month with 203 hours, while December is the cloudiest with just 39 hours.
Castlederg 3-Day Forecast
Castlederg on the map
Castlederg is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
London
20°C (68°F) Bath19°C (66°F) Torquay19°C (66°F) Manchester
18°C (64°F) York19°C (66°F) Edinburgh17°C (63°F) Blackpool17°C (63°F) Glasgow17°C (63°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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