Belfast
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Belfast Weather in July

July in Belfast brings high temperatures, with highs of 29°C (84°F) and nights dropping to 26°C (79°F). Rainfall is on the higher side this month, averaging around 100 mm (3.9 in), so keep a rain jacket handy.

Rainfall in Belfast in July

Typically, about 12 days will experience rainfall, with an average of 100 mm (3.9 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Belfast in July

In July, Belfast sees high temperatures, with highs of 29°C (84°F). Nights drop to around 26°C (79°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 26°C (79°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.

Sunshine in Belfast in July

Expect sunny days throughout the month, with an estimated 264 hours of sunshine. This makes it a pleasant time to visit Belfast.

For Belfast itself, January, February, March, April and December generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Belfast Temperature in July

Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
41%
Precipitation
100 mm (3.9 in)
Rainy days
12 days
Humidity
70% *
Sunshine
264 hours *
Percentage Sunshine
*
* Data from: Kingston, Jamaica (41 KM, 25 Miles).

Belfast Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Belfast - and find the best time to visit.

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Belfast typically stay consistent throughout July, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 27°C (81°F).

Average temperatures in July

Daily Historical Precipitation

49-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in July

Historical weather records for Belfast in July

Browse day-by-day weather records for Belfast spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Belfast historical weather extremes in July

According to our 29 years of weather records for Belfast, the following extremes were recorded between 1997 and 2026.

  • Belfast recorded its highest July temperature of 36°C (97°F) on July 10, 2007.
  • Belfast experienced its chilliest July day on July 13, 2011, reaching only 27°C (81°F).
  • The lowest overnight temperature recorded in July was 20°C (68°F) (July 16, 2010).

Best Places in Jamaica in July

Find out more about the weather in Jamaica and which places have the best travel conditions in this month. See all of Jamaica in July →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Belfast in July

Warm temperatures in July make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Belfast in July

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

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

Belfast 3-Day Forecast

More climate data for Belfast

Popular in July

Where to go in July - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.