Weather in St. John's in March 2026
Average weather
Average temperature in St. John's in March
The temperature in March is +1°C on average, with a range between a maximum of +5°C during the day and a minimum of -11°C at night.
The average maximum temperature goes up 38% by the end of the month, compared with the beginning of the month, from -6°C to 0°C.
Is St. John's warm or cold in March?
St. John's is typically cool in March.
Maximum temperatures go up compared to the previous month from 0°C to +1°C. The minimum temperature also goes up from -6°C to -4°C.
Pack a sweater and a jacket as there will be cooler temperatures.
March is one of the coolest months in St. John's, here is the comparison with other months:
Climate in St. John's in March
| February | March | April | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| 0°C | +1°C | +5°C | ||||
| Min. temperature | ||||||
| -22°C | -19°C | -11°C | ||||
| Max. temperature | ||||||
| +13°C | +15°C | +22°C | ||||
| Rainfall | ||||||
| 37 mm | 54 mm | 126 mm | ||||
| Wind | ||||||
| 6 m/s | 6 m/s | 5 m/s | ||||
| Humidity | ||||||
| 81% | 81% | 82% | ||||
| Air pressure | ||||||
| 1009 HPa | 1011 HPa | 1013 HPa | ||||
| Sunny days | ||||||
| 0 | 1 | 1 | ||||
| Cloudy days | ||||||
| 10 | 11 | 12 | ||||
| Rainy days | ||||||
| 2 | 2 | 6 | ||||
| Snowy days | ||||||
| 16 | 16 | 11 | ||||
March typically has worse weather conditions compared to February. It’s getting warmer as March arrives. The average maximum temperature goes up from 0°C to +1°C during the day. Prepare for more rain. Average rainfall goes from 37 mm to 54 mm. Humidity levels don’t change as the month goes on, averaging around 81%. The average wind speed doesn’t change much during March, staying around 6 m/s. The good news is there are likely to be more sunny days in March, from 0 to 1.
April brings much the same weather, it remains bad.
Wind
The average wind speed is 8 m/s getting up to 14 m/s which is quite strong. The wind will cause branches to move and ground debris to fly around.
The average wind speed in St. John's is gradually decreasing during March, going from 7 m/s to 3 m/s over the course of the month.
Rain
Snow
March is one of the snowiest months in St. John's.
Here’s how March is compared with other months in the amount of snow, total mm:
How was the weather last March in St. John's?
Climate Change over Years
The climate in St. John's in March has not changed much over the last 43 years.
The average temperature was the lowest in 1985 (+7°C) and the highest in 2022 (+11°C). The driest year was 1989 with only 563 mm of rainfall, and the wettest year was 2023 with 7230 mm.
FAQ
Is March a good time to visit St. John's?
Can you sunbathe in St. John's in March?
Is St. John's rainy in March?
Is it sunny in St. John's in March?
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.
