Sun, sea & sand

Moncton weather in July

Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.

55

Holiday weather in July

Fair

Best time to visit: July – August

What is the weather like in Moncton in July?

In July, Moncton is warm: daytime highs average 24 °C, and nights cool down to about 16 °C. The sea averages 17.2 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7 hours a day. Rain is frequent, with about 12 rainy days and 88 mm in total. All in all, July is a so-so month for a holiday in Moncton.

July compared

How the weather changes from June to August. Tap a month to open it.

JuneJunJulyJulAugustAug
Score315558
Day21°24°24°
Night12°16°16°
Sea12°17°19°
Sun7 h7 h7 h
Rain days121210

More details for July

Daylight
15 h 26 min05:42 – 21:08
UV index
8 · very highclear sky, noon (estimate)All months
Muggy days
6 daysdew point 18 °C or moreAll months
Wind
17 km/haverage daily peakAll months
Cloud cover
63 %on averageAll months
Hot days
1 day30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC−3America/Moncton

How the score comes together

  • Temperatureweight 35 %88 %
  • Seaweight 25 %3 %
  • Sunshineweight 20 %73 %
  • Few rainy daysweight 20 %45 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in July

  • Wetsuit for longer swims
  • Sunscreen
  • Sunglasses & sun hat
  • A jumper for the evenings
  • Rain jacket or umbrella

Moncton in July: quick answers

Is Moncton hot in July?

Warm rather than hot: in July, daytime highs in Moncton average 24 °C and nights cool to about 16 °C.

Can you swim in Moncton in July?

Only if you don't mind cold water: in July the sea averages just 17.2 °C. Comfortable swimming temperatures are not reached at any time of year.

Does it rain much in Moncton in July?

Rain is frequent, with about 12 rainy days and 88 mm in total.

Moncton month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences