Saint John Parish weather

Our guide to the weather in Saint John Parish during March

22

Average high

5

UV Index

113mm

Monthly rainfall

76%

Humidity

We've looked at the most up-to-date weather data for Saint John Parish, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Saint John Parish weather in March.

How warm is it in Saint John Parish during March?

The temperature reaches around 22℃ during the daytime in March, falling away to 13℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Saint John Parish during March?

On average, there will be 6 rainy days during the month, amounting to 113.2mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Saint John Parish during March?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in March. With warm air temperatures and high humidity, any breeze will feel warm but refreshing.

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Weather in Saint John Parish

Our month-by-month guide to the weather and climate in Saint John Parish

15.7

Saint John Parish weather in

January
18.1

Saint John Parish weather in

February
22.1

Saint John Parish weather in

March
25.4

Saint John Parish weather in

April
29.1

Saint John Parish weather in

May
31.9

Saint John Parish weather in

June
32.3

Saint John Parish weather in

July
32.1

Saint John Parish weather in

August
30.5

Saint John Parish weather in

September
26.6

Saint John Parish weather in

October
20.8

Saint John Parish weather in

November
17.8

Saint John Parish weather in

December