Best time to go to Castlereagh Average weather of Castlereagh, North Ireland

When is the best time to go to Castlereagh?

When is the best time to go to Castlereagh? Here's some information to help you in your decision:

The best months in Castlereagh are May, June, July, August, September and October
On average, the warmest months are June, July and August
The coldest months are January, February and March
The rainiest months are June, July, August, October and November

Annual weather in Castlereagh

To get all the information about the climate and weather in Castlereagh for a specific month, scroll down below the table and choose a month from the tabs.

Month			Our opinion
January	40°F/45°F	4.3in	very bad weather
February	40°F/47°F	4.3in	very bad weather
March	40°F/49°F	3.9in	very bad weather
April	43°F/54°F	3.3in	bad weather
May	49°F/58°F	3.8in	tolerable weather
June	54°F/63°F	4.8in	tolerable weather
July	56°F/65°F	5.1in	tolerable weather
August	56°F/65°F	5.9in	tolerable weather
September	52°F/61°F	3.9in	tolerable weather
October	49°F/56°F	5.2in	tolerable weather
November	45°F/50°F	4.8in	bad weather
December	41°F/47°F	4.3in	very bad weather

Weather detail month by month in Castlereagh

Weather and climate in Castlereagh

Castlereagh enjoys a temperate oceanic climate (with warm summer) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Castlereagh is 54°F (ranging from 45°F in january to 65°F in july). Annual rainfall is 53.3in, with a minimum of 3.3in in april and a maximum of 5.9in in august.

Between the months of january and february the climate is very unfavorable. At lunchtime, it's 45°F in average and it rains about 4.3in each month.
Between march and april the climate is unfavorable. The record temperature this month is 67°F and it rains about 17% of the time in april.
Between the months of may and october the climate is okay. the thermometer goes up to 56°F°C.
Between november and december the climate is unfavorable. The temperature rises to 47°F and you can expect to have 4.3in of rainfall/month during this period.

Charts: temperature and rainfall in Castlereagh

In the charts below, you can see the following seasonal norms for the city of Castlereagh: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature

Humidity

Peak visitor numbers and tourist seasons in Castlereagh

Find out when Castlereagh has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Castlereagh

Very low season in Castlereagh
The months with the lowest number of tourists are: January and February.
Low season in Castlereagh
The months with low numbers of tourists are: March, April, May, June, July, October and December.
High season in Castlereagh
The number of visitors to Castlereagh is high in: September and November.
Peak season in Castlereagh
The largest number of tourists visiting Castlereagh is during: August.

Figure: Visitor index for Castlereagh month by month

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Best time for low prices in Castlereagh

Average prices of hotels in Castlereagh month by month

Generally, February is the month with the lowest hotel prices in Castlereagh. So this is a great time to save on your holiday! In contrast, August is statistically the most expensive month of the year for hotels.