27 to 30°C
temperature
3394 hours
sunshine per day
444 mm
rain
146 days
dry
219 days
rain
0 days
snow

Climate of Ruby

Ruby has a tropical rainforest climate. It is usually (very) warm, humid and rainy all year round. The average annual temperature for Ruby is 28° degrees and there is about 444 mm of rain in a year. It is dry for 89 days a year with an average humidity of 75% and an UV-index of 7.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 27°C and 30°C
  • Night:the average nighttime temperature is between 26°C and 28°C
  • Sea temperature: the sea temperature is between 28°C and 32°C
  • Rain: it rains 219 days and there is a total of approximately 444 mm rainfall
  • Sun hours: throughout the year there are 3394 sun hours
Maximum temperature: between 27°C and 30°C
Warmest month: 30°C in September
Coldest month: 27°C in January
Night temperature: between 26°C and 28°C
Sea temperature: between 28°C and 32°C
Dry days: 146 days
Days with rain: 219 days
Days with snow: 0 days
Total rain sum: 444 mm
Hours of sunshine: 3394 hours

Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Ruby.

Precipitation graph

This graph shows the average amount of rainfall per month for Ruby.

Climate table of Ruby

In this climate table you can see at a glance what the average weather per month is for Ruby. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Ruby might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 27 27 27 28 28 29 29 29 30 29 29 28
Night temp. (°C) 26 26 26 26 27 27 27 28 28 28 27 26
Water temp. (°C) 28 29 31 31 31 31 31 32 29 30 30 29
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 22 14 18 29 27 38 49 49 54 64 48 32
Days with rain 18 14 15 17 18 20 22 21 19 18 19 18
Dry days 13 14 16 13 13 10 9 10 11 13 11 13
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 7 9 9 10 11 10 11 11 10 9 7 7
Wind force (Bft) 4 4 4 4 4 4 4 4 3 4 4 4
UV-index 7 7 7 7 7 7 7 7 7 7 7 7

Best time to visit Ruby

The best time to visit Ruby on Saint Lucia is from January through December. In this period you have a warm temperature and little precipitation. The highest average temperature in Ruby is 30°C in September and the lowest is 27°C in January. The highest water temperature is 32°C and it does not get colder than 28°C.

Climate of Ruby by month

What is the average climate in a given month for Ruby? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

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