Castlereagh Weather in March

March in Castlereagh averages 10°C (50°F) during the day and 5°C (41°F) at night. With just 74 mm (2.9 in) of rainfall on average, it doesn't get much drier than this.

Rainfall in Castlereagh in March

Clear skies and little rain are the norm this month, even if it's not the warmest time of year. Still a good time to spend time outdoors. Looking at the last 30 years, the data shows about 19 days with rain, averaging 74 mm (2.9 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Castlereagh in March

In March, Castlereagh sees low temperatures, with highs of 10°C (50°F). Nights drop to around 5°C (41°F). Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With lows around 5°C (41°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Castlereagh in March

The month is characterized by fewer sunny days, with roughly 98 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

Wind Speed in Castlereagh in March

Average wind conditions reach 5 m/s (10 knots) in March. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.

Average water temperature in March

At 7°C (45°F), the water is very cold. Most people find it too uncomfortable for anything beyond a brief wade.

If you prefer dry days with pleasant temperatures, March may not be the ideal month to visit Castlereagh. Our weather planner can help you explore destinations with more pleasant weather conditions.

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 Castlereagh's climate page.

Castlereagh Temperature in March

Min Temperature 5°C (41°F)  

Max Temperature 10°C (50°F)  

Water Temperature 7°C (45°F) *  

Chance of Rain 62%  

Precipitation 74 mm (2.9 in)  

Rainy days 19 days  

Humidity 87% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 98 hours *  

Percentage Sunshine 28% *  

* Data from: Belfast, Ireland (24 KM, 15 Miles).

What to Wear in Castlereagh in March

Pack for changing conditions in Castlereagh in March. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. Expect water temperatures of around 7°C (45°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Castlereagh in March

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

Swimming

4/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

6/10

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 Castlereagh's climate page.

More climate data for Castlereagh

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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