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When is the best time to visit St Croix Island?
In general the best time to visit St Croix Island is probably October, when the weather is usually great. The hottest months are August, September, October, while the coldest months are January, February, March.
But ultimately the best time to visit depends on what you want to do:
- The best time for a sun tanning holiday is August, September, October. Average maximum temperatures are up to +82°F in October and it has 2 sunny days on average.
- In general, it’s pleasant to walk and do outdoor activities during January - December.
- If you want to avoid wet weather, then your choice is September, October, November with the lowest chance of rain.
Average weather in St Croix Island in different months
This is the average weather in St Croix Island for each month based on historic data:
January, February, March, April usually has good weather. Average maximum temperature reaches +79°F during January.
In May, June, July, August, September, October, November, December the weather is average. Expect around 201 rainy days, and the precipitation amounts to approximately 148 mm in September.
Climate in St Croix Island
Here is the detailed breakdown of the climate in St Croix Island for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +84°F | +86°F | +86°F | +88°F | +90°F | +91°F | +91°F | +91°F | +91°F | +90°F | +90°F | +86°F |
| Average Maximum Temperature | |||||||||||
| +79°F | +77°F | +77°F | +79°F | +81°F | +81°F | +82°F | +82°F | +82°F | +82°F | +81°F | +79°F |
| Minimum Temperature | |||||||||||
| +68°F | +66°F | +66°F | +64°F | +72°F | +72°F | +73°F | +73°F | +72°F | +72°F | +66°F | +63°F |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 77 | 76 | 76 | 77 | 79 | 79 | 79 | 80 | 80 | 80 | 80 | 78 |
| Rain, mm | |||||||||||
| 37 | 32 | 30 | 49 | 96 | 73 | 95 | 117 | 148 | 147 | 141 | 61 |
| Snow, mm | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Average wind speed, m/s | |||||||||||
| 5 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 4 | 4 | 4 | 5 |
| Sunny Days | |||||||||||
| 5 | 5 | 6 | 5 | 2 | 1 | 1 | 2 | 2 | 2 | 3 | 4 |
| Cloud Days | |||||||||||
| 4 | 4 | 6 | 6 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 4 |
| Rainy Days | |||||||||||
| 22 | 19 | 19 | 19 | 24 | 23 | 26 | 27 | 26 | 27 | 25 | 23 |
| Snowy Days | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Average Temperature
Here are the average maximum and minimum temperatures in St Croix Island during the whole year:
The hottest month in St Croix Island is October with average maximum temperature going up to +82°F. The coldest month is February with the lowest temperatures of +75°F.
Humidity
The temperature feels different depending on humidity. Here is how humidity in St Croix Island looks throughout the year, in %:
The most humid month in St Croix Island is November with average humidity going up to 80%. The least humid month is February with an average humidity of 76%.
Rain
Amount of rainfall in mm. in St Croix Island during the whole year based on historical data:
The sunniest and driest month is March with approximately 6 sunny days and a total precipitation of around 30 mm. The rainiest and wettest month is September with approximately 26 rainy days and 148 mm of total precipitation.
FAQ
Frequently asked questions about the weather in St Croix Island:
What is the hottest month in St Croix Island?
The hottest month in St Croix Island is October with average maximum temperature of +82°F.
What is the coldest month in St Croix Island?
The coldest month in St Croix Island is February with minimum temperatures of +75°F.
Is St Croix Island worth visiting in winter?
If you are planning to visit St Croix Island in winter you can expect pretty good weather. The best month is October with +82°F and 2 sunny days.
When does it rain the least in St Croix Island?
if you're looking to visit St Croix Island when it rains the least, you should plan your trip for September, October, November. During this time, rainfall is rare with the driest month being March with only 30 mm of rain.
Monthly weather in St Croix Island
Source of the data
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.
