Weather in Saint John in Summer
| June | July | August | ||||
| Average day temperature: | ||||||
| Average day temperature: | 68.5°F | 73.7°F | 72.5°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 55.5°F | 61.3°F | 60.4°F | |||
| Sea water temperature: | ||||||
| Sea water temperature: | 51.7°F | 57.2°F | 59.6°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 8 days | 7 days | 9 days | |||
| Day length: | ||||||
| Day length: | 15.4 - 15.7 h. | 14.7 - 15.6 h. | 13.3 - 14.7 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 3 days | 4 days | 2 days | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 1.3 in. | 1.8 in. | 1.3 in. | |||
current
weather
weather
| Saint John |
monthly
weather
weather
| Saint John |
sea water
temperature
temperature
| Saint John |
14 days
forecast
forecast
| Saint John |
Day & Night air temperature, °F
Sea water temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
weather in
winter
winter
| Saint John |
weather in
spring
spring
| Saint John |
weather in
summer
summer
| Saint John |
weather in
autumn
autumn
| Saint John |
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Saint John
Saint John on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Saint John
Local time: 01:16
December 22, sunday
0300
18°F
SE
12 mph
12 mph
0600
14°F
SE
11 mph
11 mph
0900
12°F
SE
12 mph
12 mph
1200
16°F
SE
12 mph
12 mph
1500
18°F
SE
11 mph
11 mph
1800
19°F
SE
11 mph
11 mph
2100
16°F
SE
11 mph
11 mph
December 23, monday
0000
16°F
SE
10 mph
10 mph
