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St Denis in April: Weather, Average temperature and Climate

Discover the weather for St Denis in April and if it’s a good time to travel (based on historical data).
Check flight prices to St Denis on Avionero:
April

Weather in St Denis in April 2026

OK Weather
Warm
🌧️
Rainy
April could be a good time to visit St Denis, as the weather is generally fine. The average high temperature is around +81°F, and there are typically 2 sunny days in April. However, expect about 25 rainy days, and total monthly rainfall of approximately 122 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+81°F
Avg. max. temperature
+66°F
Min.
+90°F
Max.
122 mm
Total precipitation
77%
Avg. humidity
3 m/s
Avg. wind
2 ☀️
Sunny Days
3 ⛅️
Cloudy
25 🌦
Rainy
Our opinion: St Denis has OK weather in April.

Average temperature in St Denis in April

Here are the expected maximum, average and minimum temperatures in St Denis for April based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in April is +86°F with a maximum of +90°F and a minimum of +68°F.

The average maximum temperature goes down 25% by the end of the month, compared with the beginning of the month, from +90°F to +84°F.

Is St Denis warm or cold in April?

St Denis is typically warm in April.

Maximum temperatures go down compared to the previous month from +82°F to +81°F. The minimum temperature also goes down from +75°F to +73°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how April is compared to other months in St Denis:

Climate in St Denis in April

St Denis weather looks like this, on average, in April and the surrounding months.
MarchAprilMay
Avg. temperature
+82°F+81°F+77°F
Min. temperature
+66°F+66°F+61°F
Max. temperature
+91°F+90°F+86°F
Rainfall
215 mm122 mm80 mm
Wind
3 m/s3 m/s3 m/s
Humidity
78%77%75%
Air pressure
1013 HPa1015 HPa1018 HPa
Sunny days
123
Cloudy days
233
Rainy days
272524
Snowy days
000

April weather is still as ok as in March. It’s getting colder in April. From +82°F in the day, the average maximum temperature lowers to +81°F. As April arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 215 mm to 122 mm. It feels drier, as humidity decreases from 78% to 77%. The average wind speed doesn’t change much during April, staying around 3 m/s. The good news is there are likely to be more sunny days in April, from 1 to 2.

May brings much the same weather, it remains ok.

Wind

Wind speed in St Denis in April based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in St Denis is gradually decreasing during April, going from 5 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during April in St Denis based on historical data.
Last Year
Historical Data
Total precipitation in April is about 138 mm, with a 73% chance of rain on a typical day. The maximum amount of rainfall per day is around 26 mm, which is moderate rain. April is a pretty wet month with over 22 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how April is compared with other months in the amount of precipitation, total mm:
St Denis wettest month is January, where a typical day has a 87% chance of precipitation and 291 mm of rainfall per day. September, on the other hand, is the driest month with a mere 63% chance of precipitation and 42 mm of rainfall per day.

How was the weather last April in St Denis?

This is the weather in St Denis in April 2024:
1 April
☁️
+89°F
2 April
☁️
+86°F
3 April
🌧️
+88°F
4 April
🌧️
+87°F
5 April
🌧️
+87°F
6 April
🌧️
+86°F
7 April
🌧️
+87°F
8 April
🌧️
+85°F
9 April
☁️
+84°F
10 April
🌧️
+84°F
11 April
🌧️
+85°F
12 April
☀️
+86°F
13 April
☁️
+87°F
14 April
🌧️
+86°F
15 April
🌧️
+86°F
16 April
🌧️
+85°F
17 April
🌧️
+86°F
18 April
☁️
+85°F
19 April
☁️
+86°F
20 April
☁️
+85°F
21 April
☀️
+86°F
22 April
☁️
+86°F
23 April
☁️
+85°F
24 April
☁️
+86°F
25 April
🌧️
+79°F
26 April
🌧️
+84°F
27 April
🌧️
+85°F
28 April
🌧️
+82°F
29 April
☀️
+82°F
30 April
🌧️
+84°F
In April 2024 St Denis had 3 sunny days, 10 cloudy days, and 17 rainy days. The average maximum temperature was +86°F, with an absolute maximum of +90°F and a minimum of +79°F. The average humidity was 83%, with a maximum of 99% and a minimum of 62%. The average wind speed was 3 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in April?

Climate Change Over the Years

This is how St Denis climate has changed over the last 43 years.

The climate in St Denis in April has not changed that much over the last 43 years.

The average temperature was the lowest in 1983 (+75°F) and the highest in 2019 (+83°F). The driest year was 1992 with only 801 mm of rainfall, and the wettest year was 2018 with 2301 mm.

FAQ

Frequently asked questions about the weather in St Denis in April:

Is April a good time to visit St Denis?

It’s always a good time to visit St Denis, but the weather is changeable in April, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in St Denis in April?

April is warm in St Denis. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is St Denis rainy in April?

St Denis is often rainy in April. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in St Denis in April?

Usually, it’s not very sunny in St Denis in April, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Réunion

Check out the weather for other cities in Réunion.

Monthly weather in St Denis

Source of the data

For this page, we’ve looked at the typical weather in St Denis, 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.