May could be a good time to visit St Croix Island, as the weather is generally fine. The average high temperature is around +81°F, and there are typically 2 sunny days in May. However, expect about 24 rainy days, and total monthly rainfall of approximately 96 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+81°F
Avg. max. temperature
+72°F
Min.
+90°F
Max.
96 mm
Total precipitation
79%
Avg. humidity
5 m/s
Avg. wind
2 ☀️
Sunny Days
5 ⛅️
Cloudy
24 🌦
Rainy
Our opinion: St Croix Island has OK weather in May.
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Average temperature in St Croix Island in May
Here are the expected maximum, average and minimum temperatures in St Croix Island for May based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in May is +81°F with a maximum of +82°F and a minimum of +75°F.
The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +82°F to +82°F.
Is St Croix Island warm or cold in May?
St Croix Island is typically warm in May.
Maximum temperatures go up compared to the previous month from +79°F to +81°F. The minimum temperature also goes up from +75°F to +77°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how May is compared to other months in St Croix Island:
Climate in St Croix Island in May
St Croix Island weather looks like this, on average, in May and the surrounding months.
April
May
June
Avg. temperature
+79°F
+81°F
+81°F
Min. temperature
+64°F
+72°F
+72°F
Max. temperature
+88°F
+90°F
+91°F
Rainfall
49 mm
96 mm
73 mm
Wind
5 m/s
5 m/s
5 m/s
Humidity
77%
79%
79%
Air pressure
1014 HPa
1014 HPa
1015 HPa
Sunny days
5
2
1
Cloudy days
6
5
5
Rainy days
19
24
23
Snowy days
0
0
0
May typically has worse weather conditions compared to April.It’s getting warmer as May arrives. The average maximum temperature goes up from +79°F to +81°F during the day.Prepare for more rain. Average rainfall goes from 49 mm to 96 mm.Humidity rises from 77% to 79%.The average wind speed doesn’t change much during May, staying around 5 m/s.The days becoming less sunny, going from 5 sunny days in April to 2 in May.
Wind speed in St Croix Island in May based on historical data.
Last Year
Historical Data
The average wind speed is 4 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 Croix Island is gradually increasing during May, going from 3 m/s to 5 m/s over the course of the month.
Rain
Amount of rainfall in mm during May in St Croix Island based on historical data.
Last Year
Historical Data
Total precipitation in May is about 62 mm, with a 58% chance of rain on a typical day. The maximum amount of rainfall per day is around 13 mm, which is considered light rain.May is a pretty wet month with over 18 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how May is compared with other months in the amount of precipitation, total mm:
St Croix Island wettest month is September, where a typical day has a 87% chance of precipitation and 148 mm of rainfall per day. March, on the other hand, is the driest month with a mere 61% chance of precipitation and 30 mm of rainfall per day.
How was the weather last May in St Croix Island?
This is the weather in St Croix Island in May 2024:
1 May
☁️
+82°F
2 May
☀️
+81°F
3 May
☀️
+81°F
4 May
☁️
+82°F
5 May
☀️
+81°F
6 May
☀️
+82°F
7 May
☀️
+81°F
8 May
☀️
+81°F
9 May
☁️
+82°F
10 May
☀️
+82°F
11 May
☀️
+81°F
12 May
🌧️
+80°F
13 May
🌧️
+81°F
14 May
☁️
+81°F
15 May
☀️
+81°F
16 May
☁️
+81°F
17 May
☁️
+82°F
18 May
☀️
+82°F
19 May
🌧️
+81°F
20 May
☀️
+81°F
21 May
🌧️
+81°F
22 May
🌧️
+81°F
23 May
🌧️
+81°F
24 May
☁️
+81°F
25 May
☀️
+81°F
26 May
🌧️
+82°F
27 May
☁️
+81°F
28 May
🌧️
+81°F
29 May
☁️
+81°F
30 May
☀️
+81°F
31 May
☁️
+83°F
In May 2024 St Croix Island had 13 sunny days, 10 cloudy days, and 8 rainy days. The average maximum temperature was +81°F, with an absolute maximum of +82°F and a minimum of +81°F. The average humidity was 77%, with a maximum of 100% and a minimum of 1%. The average wind speed was 4 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in May?
Climate Change Over the Years
This is how St Croix Island climate has changed over the last 43 years.
The climate in St Croix Island in May has not changed that much over the last 43 years.
The average temperature was the lowest in 1985 (+78°F) and the highest in 2020 (+86°F). The driest year was 1994 with only 509 mm of rainfall, and the wettest year was 2010 with 1690 mm.
FAQ
Frequently asked questions about the weather in St Croix Island in May:
Is May a good time to visit St Croix Island?
It’s always a good time to visit St Croix Island, but the weather is changeable in May, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in St Croix Island in May?
May is warm in St Croix Island. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Is St Croix Island rainy in May?
St Croix Island is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in St Croix Island in May?
Usually, it’s not very sunny in St Croix Island in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in St Croix Island, 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.
