St. John's, Canada Hourly Forecast
St. John's temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 2 PM - around 61°
- Coolest hour: 5 AM - around 54°
- Highest rain chance: 7 PM (42%) - pack accordingly
- UV peak: 1 PM at index 6 - sun protection recommended
- Windiest: 4 PM at 17 mph
St. John's hourly weather - Thursday, August 6
In St. John's, expect a high near 58°F (14°C) around 4 PM and a low of 55°F (13°C) near 8 PM; precipitation risk peaks at 42% around 7 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 4 PM | Patchy rain nearby | 58° | 50° | 28% | 17 mph N | 86% | 1 | |
| 5 PM | Patchy rain nearby | 57° | 50° | 30% | 16 mph N | 89% | 1 | |
| 6 PM | Patchy rain nearby | 56° | 49° | 32% | 15 mph N | 92% | 0 | |
| 7 PM | Patchy rain nearby | 55° | 48° | 42% | 16 mph N | 95% | 0 | |
| 8 PM | Patchy rain nearby | 55° | 48° | 42% | 16 mph N | 96% | 0 | |
| 9 PM | Patchy rain nearby | 55° | 48° | 39% | 15 mph N | 96% | 0 | |
| 10 PM | Patchy rain nearby | 55° | 49° | 34% | 13 mph N | 96% | 0 | |
| 11 PM | Patchy rain nearby | 55° | 50° | 35% | 12 mph N | 96% | 0 |
St. John's hourly weather - Friday, August 7
In St. John's, expect a high near 61°F (16°C) around 2 PM and a low of 53°F (12°C) near 8 PM; precipitation risk peaks at 42% around 8 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Patchy rain nearby | 55° | 50° | 37% | 12 mph N | 97% | 0 | |
| 1 AM | Patchy rain nearby | 55° | 50° | 36% | 12 mph N | 97% | 0 | |
| 2 AM | Patchy rain nearby | 55° | 50° | 34% | 12 mph N | 97% | 0 | |
| 3 AM | Patchy rain nearby | 55° | 50° | 35% | 12 mph N | 97% | 0 | |
| 4 AM | Patchy rain nearby | 55° | 50° | 33% | 12 mph N | 97% | 0 | |
| 5 AM | Overcast | 54° | 50° | 31% | 11 mph N | 97% | 0 | |
| 6 AM | Patchy rain nearby | 55° | 50° | 34% | 11 mph N | 97% | 0 | |
| 7 AM | Patchy rain nearby | 55° | 50° | 34% | 11 mph N | 96% | 0 | |
| 8 AM | Patchy rain nearby | 56° | 51° | 31% | 12 mph N | 94% | 1 | |
| 9 AM | Overcast | 57° | 51° | 30% | 12 mph N | 91% | 1 | |
| 10 AM | Overcast | 58° | 52° | 29% | 12 mph N | 89% | 3 | |
| 11 AM | Overcast | 57° | 51° | 29% | 13 mph N | 89% | 4 | |
| 12 PM | Overcast | 57° | 51° | 27% | 13 mph N | 87% | 4 | |
| 1 PM | Overcast | 59° | 53° | 23% | 13 mph N | 82% | 6 | |
| 2 PM | Partly Cloudy | 61° | 55° | 14% | 13 mph N | 77% | 6 | |
| 3 PM | Partly Cloudy | 61° | 55° | 11% | 13 mph N | 77% | 5 | |
| 4 PM | Partly Cloudy | 61° | 56° | 11% | 11 mph NNE | 78% | 3 | |
| 5 PM | Partly Cloudy | 59° | 54° | 12% | 11 mph NNE | 81% | 2 | |
| 6 PM | Partly Cloudy | 58° | 53° | 13% | 10 mph NNE | 85% | 1 | |
| 7 PM | Partly Cloudy | 56° | 52° | 21% | 9 mph NNE | 91% | 0 | |
| 8 PM | Fog | 53° | 50° | 42% | 7 mph NNE | 97% | 0 | |
| 9 PM | Fog | 53° | 50° | 42% | 7 mph N | 97% | 0 | |
| 10 PM | Patchy rain nearby | 53° | 50° | 29% | 8 mph N | 95% | 0 | |
| 11 PM | Patchy rain nearby | 53° | 50° | 26% | 8 mph N | 93% | 0 |
St. John's hourly weather - Saturday, August 8
In St. John's, expect a high near 62°F (17°C) around 2 PM and a low of 52°F (11°C) near 5 AM; precipitation risk peaks at 42% around 10 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Patchy rain nearby | 53° | 49° | 25% | 8 mph N | 91% | 0 | |
| 1 AM | Patchy rain nearby | 53° | 49° | 22% | 9 mph N | 90% | 0 | |
| 2 AM | Patchy rain nearby | 52° | 49° | 21% | 8 mph N | 90% | 0 | |
| 3 AM | Patchy rain nearby | 52° | 48° | 20% | 9 mph N | 90% | 0 | |
| 4 AM | Patchy rain nearby | 52° | 48° | 20% | 10 mph N | 90% | 0 | |
| 5 AM | Patchy rain nearby | 52° | 48° | 23% | 9 mph N | 90% | 0 | |
| 6 AM | Patchy rain nearby | 53° | 49° | 30% | 9 mph N | 90% | 0 | |
| 7 AM | Patchy rain nearby | 54° | 50° | 31% | 10 mph N | 89% | 0 | |
| 8 AM | Patchy rain nearby | 55° | 50° | 30% | 10 mph NNE | 89% | 1 | |
| 9 AM | Patchy rain nearby | 56° | 52° | 29% | 9 mph N | 87% | 2 | |
| 10 AM | Overcast | 58° | 53° | 26% | 10 mph N | 83% | 4 | |
| 11 AM | Overcast | 59° | 54° | 23% | 10 mph N | 79% | 5 | |
| 12 PM | Overcast | 60° | 55° | 22% | 11 mph N | 78% | 7 | |
| 1 PM | Overcast | 61° | 56° | 20% | 10 mph N | 76% | 6 | |
| 2 PM | Cloudy | 62° | 57° | 14% | 10 mph N | 74% | 6 | |
| 3 PM | Cloudy | 62° | 56° | 13% | 11 mph N | 74% | 4 | |
| 4 PM | Cloudy | 60° | 55° | 19% | 12 mph NNE | 77% | 3 | |
| 5 PM | Cloudy | 58° | 54° | 18% | 9 mph NNE | 82% | 1 | |
| 6 PM | Partly Cloudy | 57° | 53° | 17% | 8 mph N | 85% | 1 | |
| 7 PM | Partly Cloudy | 56° | 54° | 19% | 6 mph N | 89% | 0 | |
| 8 PM | Cloudy | 55° | 53° | 24% | 6 mph N | 92% | 0 | |
| 9 PM | Mist | 53° | 51° | 37% | 5 mph N | 97% | 0 | |
| 10 PM | Fog | 52° | 51° | 42% | 5 mph N | 98% | 0 | |
| 11 PM | Fog | 53° | 51° | 42% | 4 mph NNW | 98% | 0 |
Quick answers for the hours ahead
What is the warmest hour in St. John's today?
Will it rain in St. John's tonight?
When is the UV index highest in St. John's today?
St. John's hour-by-hour: what to expect
Over the next 24 hours in St. John's, temperatures range from 54°F (12°C) around 5 AM up to 61°F (16°C) near 2 PM - about 7°F (4°C) below the typical August high of 68°F (20°C).
Precipitation is a real possibility: the chance of rain peaks at 42% around 7 PM. Wind picks up to 17 mph (27 km/h) from the N near 4 PM. UV reaches 6 (1 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the St. John's 14-day forecast or the monthly climate averages.