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Belfast in July: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Belfast in July will be like? Take a look at our weather guide for Belfast, based on historical data.
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July

Weather in Belfast in July 2024

OK Weather
Mild
☁️
Cloudy
Belfast in July usually sees fair weather conditions, with an average daily high temperature of +64°F and roughly 2 sunny days. However, you should prepare for about 9 rainy days with an average precipitation of 73 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+64°F
Avg. max. temperature
+39°F
Min.
+84°F
Max.
73 mm
Total precipitation
78%
Avg. humidity
3 m/s
Avg. wind
2 ☀️
Sunny Days
20 ⛅️
Cloudy
9 🌦
Rainy
Our opinion: Belfast has OK weather in July.

Average temperature in Belfast in July

Here are the expected maximum, average and minimum temperatures in Belfast for July based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in July is +68°F with a maximum of +84°F and a minimum of +50°F.

The average maximum temperature goes up 5% by the end of the month, compared with the beginning of the month, from +63°F to +64°F.

Is Belfast warm or cold in July?

Belfast is typically mild in July.

Maximum temperatures go down compared to the previous month from +63°F to +64°F. The minimum temperature also goes up from +50°F to +54°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

July is one of the warmest months in Belfast, here is the comparison with other months:

Climate in Belfast in July

Belfast weather looks like this, on average, in July and the surrounding months.
JuneJulyAugust
Avg. temperature
+63°F+64°F+64°F
Min. temperature
+36°F+39°F+37°F
Max. temperature
+86°F+84°F+84°F
Rainfall
73 mm73 mm82 mm
Wind
3 m/s3 m/s3 m/s
Humidity
76%78%80%
Air pressure
1014 HPa1013 HPa1012 HPa
Sunny days
322
Cloudy days
182020
Rainy days
999
Snowy days
000

July weather is still as ok as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +63°F to +64°F during the day. The rainfall amount in July stays the same as in the previous month with a 73 mm of total precipitation. Humidity rises from 76% to 78%. The average wind speed doesn’t change much during July, staying around 3 m/s. The days becoming less sunny, going from 3 sunny days in June to 2 in July.

August brings much the same weather, it remains ok.

Wind

Wind speed in Belfast in July based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Belfast is gradually increasing during July, going from 3 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during July in Belfast based on historical data.
Last Year
Historical Data
Typically, there is a 39% chance of rain on an average day in July, with total rainfall of approximately 37 mm. The maximum amount of rainfall per day is around 7 mm, which is considered light rain. July is a pretty wet month with over 12 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how July is compared with other months in the amount of precipitation, total mm:
Belfast wettest month is October, where a typical day has a 32% chance of precipitation and 91 mm of rainfall per day. April, on the other hand, is the driest month with a mere 27% chance of precipitation and 60 mm of rainfall per day.

How was the weather last July in Belfast?

This is the weather in Belfast in July 2023:
1 July
🌧️
+62°F
2 July
☁️
+66°F
3 July
☁️
+63°F
4 July
☁️
+63°F
5 July
☁️
+64°F
6 July
☁️
+64°F
7 July
☁️
+70°F
8 July
☁️
+70°F
9 July
☁️
+68°F
10 July
☁️
+68°F
11 July
☁️
+73°F
12 July
🌧️
+68°F
13 July
☁️
+66°F
14 July
☁️
+66°F
15 July
☁️
+64°F
16 July
☁️
+70°F
17 July
☁️
+77°F
18 July
☁️
+84°F
19 July
☁️
+75°F
20 July
☁️
+64°F
21 July
☁️
+64°F
22 July
☁️
+64°F
23 July
🌧️
+68°F
24 July
🌧️
+71°F
25 July
☁️
+62°F
26 July
☁️
+62°F
27 July
☁️
+62°F
28 July
☁️
+62°F
29 July
☁️
+70°F
30 July
🌧️
+69°F
31 July
☁️
+64°F
In July 2023 Belfast had 0 sunny days, 26 cloudy days, and 5 rainy days. The average maximum temperature was +68°F, with an absolute maximum of +84°F and a minimum of +63°F. The average humidity was 76%, with a maximum of 99% and a minimum of 36%. The average wind speed was 4 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in July?

Climate Change Over the Years

This is how Belfast climate has changed over the last 43 years.

The climate in Belfast in July has not changed that much over the last 43 years.

The average temperature was the lowest in 1988 (+63°F) and the highest in 2006 (+73°F). The driest year was 1983 with only 13 mm of rainfall, and the wettest year was 2008 with 140 mm.

FAQ

Frequently asked questions about the weather in Belfast in July:

Is July a good time to visit Belfast?

It’s always a good time to visit Belfast, but the weather is changeable in July, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Belfast in July?

July has mild temperatures in Belfast. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Belfast rainy in July?

Belfast is often rainy in July. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Belfast in July?

Usually, it’s not very sunny in Belfast in July, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in United Kingdom

Check out the weather for other cities in United Kingdom.

Monthly weather in Belfast

Source of the data

For this page, we’ve looked at the typical weather in Belfast, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.