St. John's, Canada Hourly Forecast
St. John's temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 3 PM - around 69°
- Coolest hour: 5 AM - around 51°
- Highest rain chance: 2 PM (25%) - pack accordingly
- UV peak: 2 PM at index 6 - sun protection recommended
- Windiest: 3 AM at 14 mph
St. John's hourly weather - Friday, July 17
In St. John's, expect a high near 69°F (20°C) around 3 PM and a low of 54°F (12°C) near 11 PM; precipitation risk peaks at 19% around 7 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 3 PM | Partly cloudy | 69° | 67° | 14% | 12 mph SSW | 78% | 4 | |
| 4 PM | Patchy rain nearby | 67° | 67° | 12% | 11 mph SSW | 62% | 3 | |
| 5 PM | Patchy rain nearby | 66° | 66° | 11% | 10 mph SSW | 62% | 2 | |
| 6 PM | Patchy rain nearby | 64° | 64° | 17% | 9 mph SW | 68% | 1 | |
| 7 PM | Patchy rain nearby | 61° | 61° | 19% | 9 mph SW | 77% | 0 | |
| 8 PM | Sunny | 58° | 56° | 11% | 10 mph SW | 84% | 0 | |
| 9 PM | Clear | 55° | 53° | 15% | 9 mph SW | 91% | 0 | |
| 10 PM | Clear | 54° | 51° | 17% | 10 mph WSW | 93% | 0 | |
| 11 PM | Clear | 54° | 50° | 14% | 12 mph WSW | 91% | 0 |
St. John's hourly weather - Saturday, July 18
In St. John's, expect a high near 65°F (18°C) around 4 PM and a low of 51°F (10°C) near 5 AM; precipitation risk peaks at 25% around 2 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 53° | 49° | 11% | 13 mph WSW | 82% | 0 | |
| 1 AM | Clear | 52° | 48° | 10% | 14 mph WSW | 80% | 0 | |
| 2 AM | Clear | 52° | 47° | 10% | 14 mph WSW | 81% | 0 | |
| 3 AM | Clear | 52° | 47° | 11% | 14 mph WSW | 83% | 0 | |
| 4 AM | Clear | 51° | 46° | 12% | 14 mph WSW | 87% | 0 | |
| 5 AM | Sunny | 51° | 46° | 15% | 13 mph WSW | 89% | 0 | |
| 6 AM | Partly Cloudy | 52° | 47° | 16% | 13 mph WSW | 89% | 0 | |
| 7 AM | Partly Cloudy | 55° | 51° | 16% | 13 mph WSW | 84% | 1 | |
| 8 AM | Partly Cloudy | 57° | 54° | 12% | 14 mph WSW | 79% | 1 | |
| 9 AM | Overcast | 58° | 56° | 22% | 13 mph WSW | 77% | 1 | |
| 10 AM | Partly Cloudy | 61° | 61° | 10% | 12 mph WSW | 70% | 3 | |
| 11 AM | Patchy rain nearby | 63° | 63° | 17% | 11 mph WSW | 64% | 4 | |
| 12 PM | Patchy rain nearby | 64° | 64° | 17% | 10 mph WSW | 63% | 5 | |
| 1 PM | Light rain shower | 64° | 64° | 22% | 10 mph WSW | 62% | 4 | |
| 2 PM | Patchy rain nearby | 62° | 62° | 25% | 7 mph WSW | 74% | 6 | |
| 3 PM | Patchy rain nearby | 65° | 65° | 13% | 5 mph SW | 63% | 4 | |
| 4 PM | Patchy rain nearby | 65° | 65° | 14% | 5 mph WSW | 61% | 2 | |
| 5 PM | Patchy rain nearby | 62° | 62° | 12% | 5 mph WNW | 70% | 1 | |
| 6 PM | Partly Cloudy | 62° | 62° | 8% | 6 mph WNW | 67% | 1 | |
| 7 PM | Sunny | 62° | 62° | 7% | 5 mph W | 69% | 0 | |
| 8 PM | Sunny | 58° | 58° | 9% | 6 mph WSW | 78% | 0 | |
| 9 PM | Clear | 57° | 55° | 10% | 8 mph SW | 82% | 0 | |
| 10 PM | Clear | 55° | 53° | 13% | 8 mph SW | 85% | 0 | |
| 11 PM | Clear | 55° | 53° | 12% | 8 mph SW | 81% | 0 |
St. John's hourly weather - Sunday, July 19
In St. John's, expect a high near 67°F (19°C) around 11 AM and a low of 53°F (12°C) near 3 AM; precipitation risk peaks at 54% around 11 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Partly Cloudy | 55° | 53° | 13% | 8 mph SW | 79% | 0 | |
| 1 AM | Partly Cloudy | 55° | 53° | 12% | 8 mph SW | 75% | 0 | |
| 2 AM | Partly Cloudy | 54° | 51° | 13% | 7 mph SW | 78% | 0 | |
| 3 AM | Partly Cloudy | 53° | 51° | 13% | 7 mph SW | 80% | 0 | |
| 4 AM | Partly Cloudy | 54° | 52° | 14% | 7 mph SSW | 81% | 0 | |
| 5 AM | Partly Cloudy | 54° | 51° | 15% | 7 mph SSW | 83% | 0 | |
| 6 AM | Sunny | 55° | 53° | 12% | 7 mph SSW | 83% | 0 | |
| 7 AM | Sunny | 57° | 55° | 9% | 8 mph SSW | 79% | 1 | |
| 8 AM | Sunny | 60° | 60° | 7% | 8 mph SW | 73% | 1 | |
| 9 AM | Sunny | 64° | 64° | 5% | 11 mph SW | 64% | 2 | |
| 10 AM | Sunny | 66° | 66° | 3% | 11 mph SSW | 59% | 5 | |
| 11 AM | Sunny | 67° | 67° | 3% | 12 mph S | 56% | 6 | |
| 12 PM | Sunny | 67° | 67° | 4% | 13 mph S | 55% | 7 | |
| 1 PM | Cloudy | 66° | 66° | 10% | 16 mph S | 58% | 6 | |
| 2 PM | Partly Cloudy | 64° | 64° | 8% | 17 mph S | 61% | 4 | |
| 3 PM | Partly Cloudy | 62° | 62° | 9% | 17 mph S | 69% | 4 | |
| 4 PM | Partly Cloudy | 59° | 59° | 11% | 16 mph S | 73% | 2 | |
| 5 PM | Partly Cloudy | 57° | 54° | 12% | 15 mph SSE | 76% | 1 | |
| 6 PM | Partly Cloudy | 56° | 52° | 14% | 17 mph SSE | 79% | 0 | |
| 7 PM | Partly Cloudy | 55° | 51° | 16% | 17 mph SSE | 82% | 0 | |
| 8 PM | Overcast | 55° | 50° | 25% | 19 mph SSE | 86% | 0 | |
| 9 PM | Overcast | 55° | 50° | 30% | 21 mph SSE | 91% | 0 | |
| 10 PM | Patchy rain nearby | 56° | 51° | 38% | 21 mph SSE | 95% | 0 | |
| 11 PM | Light drizzle | 56° | 51° | 54% | 22 mph SSE | 96% | 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 51°F (10°C) around 5 AM up to 69°F (20°C) near 3 PM - about 3°F (2°C) above the typical July high of 66°F (19°C).
A stray shower can't be ruled out - Rain chances top out at 25% around 2 PM.
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.