Which is the hottest month in Hillsborough?

The hottest time of year in Hillsborough is normally July. Expect maximum daytime temperatures to reach 18°C.

Which month has the most rain in Hillsborough?

In terms of rainfall, October is usually the wettest month in Hillsborough with 106mm on average. There are normally 19 days in October with some rain.

When is it sunniest in Hillsborough?

The sunniest time of year in Hillsborough is normally May with bright sunshine on average for 37% of daylight hours; that's 6 hours of sunshine per day.

Best time to visit Hillsborough

Q: When is the best time to visit Hillsborough?

The best time to visit Hillsborough is July and August based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C.

Find the best time to visit Hillsborough and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Hillsborough by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Northern Ireland

Tiqets: Current special promotional offers

Sale

Save on popular museums, tourist attractions & more
Book attractions for top destinations in Europe & worldwide
Browse best promotional offers available by country

Go to Tiqets deal >>

View all Tiqets offers

When is the best time to visit Hillsborough?

The best time to visit Hillsborough is July and August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0
Mar
0
Apr
0
May
1
Jun
2
Jul
2
Aug
0
Sep
0
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°C)

6
Jan
7
Feb
8
Mar
11
Apr
14
May
17
Jun
18
Jul
18
Aug
16
Sep
13
Oct
9
Nov
7
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Northern Ireland (Hillsborough) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)