St. John's 7-day weather forecast
Written by:
March 23, 2026
ESOlex // Shutterstock
St. John's 7-day weather forecast
Stacker created the forecast for St. John's, Newfoundland and Labrador using data from OpenWeather. This week's high is 11 °C on Thursday, while the low is 3 °C on Tuesday. There are expected to be 2 sunny days and rain on 2 days this week.
There are currently no weather alerts.
Monday, May 18
- High of 8 °C, low of 4 °C (76% humidity)- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (36 km/h wind)
- Sunrise at 5:20 AM, sunset at 8:34 PM
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1 / 6
Gaschwald // Shutterstock
Tuesday, May 19
- High of 9 °C, low of 3 °C (68% humidity)
- Partly cloudy with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (38 km/h wind)
- Sunrise at 5:19 AM, sunset at 8:35 PM
- Partly cloudy with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (38 km/h wind)
- Sunrise at 5:19 AM, sunset at 8:35 PM
2 / 6
thaweerat // Shutterstock
Wednesday, May 20
- High of 6 °C, low of 4 °C (96% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Light breeze (20 km/h wind)
- Sunrise at 5:17 AM, sunset at 8:37 PM
- Overcast with a 100% chance of rain (3 mm of rain)
- Light breeze (20 km/h wind)
- Sunrise at 5:17 AM, sunset at 8:37 PM
3 / 6
ESOlex // Shutterstock
Thursday, May 21
- High of 11 °C, low of 4 °C (54% humidity)
- Partly cloudy with a 97% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (36 km/h wind)
- Sunrise at 5:16 AM, sunset at 8:38 PM
- Partly cloudy with a 97% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (36 km/h wind)
- Sunrise at 5:16 AM, sunset at 8:38 PM
4 / 6
supergenijalac // Shutterstock
Friday, May 22
- High of 9 °C, low of 4 °C (51% humidity)
- Mostly sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (40 km/h wind)
- Sunrise at 5:15 AM, sunset at 8:39 PM
- Mostly sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (40 km/h wind)
- Sunrise at 5:15 AM, sunset at 8:39 PM
5 / 6
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Saturday, May 23
- High of 6 °C, low of 4 °C (82% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (39 km/h wind)
- Sunrise at 5:14 AM, sunset at 8:40 PM
- First quarter moon
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (39 km/h wind)
- Sunrise at 5:14 AM, sunset at 8:40 PM
- First quarter moon
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6 / 6
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Sunday, May 24
- High of 11 °C, low of 3 °C (56% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 5:13 AM, sunset at 8:41 PM
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 5:13 AM, sunset at 8:41 PM