St. John's in July: Weather, Average temperature and Climate
Weather in St. John's in July 2027
- July is usually the wettest month of the year in St. John's;
Average weather
Average temperature in St. John's in July
Going from a maximum of +84°F during the day to a minimum of +52°F during the night, the temperature in July averages around +73°F.
The average maximum temperature goes down 17% by the end of the month, compared with the beginning of the month, from +73°F to +68°F.
Is St. John's warm or cold in July?
St. John's is typically mild in July.
Maximum temperatures go up compared to the previous month from +55°F to +64°F. The minimum temperature also goes up from +45°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 St. John's, here is the comparison with other months:
Climate in St. John's in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | +55°F | +64°F | +66°F | |||
| Min. temperature | +32°F | +41°F | +43°F | |||
| Max. temperature | +84°F | +88°F | +86°F | |||
| Rainfall | 118 mm | 77 mm | 86 mm | |||
| Wind | 4 m/s | 4 m/s | 4 m/s | |||
| Humidity | 84% | 84% | 83% | |||
| Air pressure | 1013 HPa | 1014 HPa | 1014 HPa | |||
☀️ | Sunny days | 1 | 1 | 1 | ||
☁️ | Cloudy days | 13 | 14 | 14 | ||
🌧️ | Rainy days | 15 | 15 | 16 | ||
❄️ | Snowy days | 0 | 0 | 0 | ||
| Our opinion | OK | OK | OK | |||
July weather is still as ok as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +55°F to +64°F during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 118 mm to 77 mm. Humidity levels don’t change as the month goes on, averaging around 84%. The average wind speed doesn’t change much during July, staying around 4 m/s. The amount of sunny days stay about the same, averaging 1 sunny days during the month.
August brings much the same weather, it remains ok.
Wind
The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in St. John's is gradually decreasing during July, going from 5 m/s to 3 m/s over the course of the month.
Rain
How was the weather last July in St. John's?
Climate Change Over the Years
The climate in St. John's in July has not changed that much over the last 43 years.
The average temperature was the lowest in 1985 (+44°F) and the highest in 2022 (+52°F). The driest year was 1989 with only 563 mm of rainfall, and the wettest year was 2023 with 7230 mm.
FAQ
Is July a good time to visit St. John's?
Can you sunbathe in St. John's in July?
Is St. John's rainy in July?
Is it sunny in St. John's in July?
Other cities in Canada
Monthly weather in St. John's
Source of the data
For this page, we’ve looked at the typical weather in St. John's, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
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.
