Weather in St Lucia in January 2018

Check the weather in St Lucia in January before you book your next holiday. Long-term weather averages give the best indication of the weather in January 2018 and include figures for temperature, sunshine and rainfall plus sunrise & sunset times for St Lucia plus [sunrise & sunset times].

The January weather guide for St Lucia shown below is for Castries.

Weather in St Lucia in January

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • 28°C maximum daytime temperature in January in St Lucia (Castries)28
    28°C max day temperature
  • 8 hours of sunshine per day (72% of daylight hours) in January in St Lucia8
    8 hours of sunshine per day
  • 17 days with some rainfall in January in St Lucia (Castries)17
    17 days with some rainfall
  • 22°C minimum night-time temperature in January in St Lucia (Castries)22
    22°C min night temperature
  • 11 hours of daylight per day in January in St Lucia (Castries)11
    11 hours of daylight per day
  • Moderate heat & humidity in January in St Lucia (Castries)M
    Moderate heat & humidity
  • 113 mm monthly rainfall in January in St Lucia (Castries)113
    113 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in January in St Lucia (Castries)9
    9 (Very High) UV index
  • 27°C sea temperature in January in St Lucia (Castries)27
    27°C sea temperature

The average maximum daytime temperature in St Lucia in January is a warm 28°C (82°F) with moderate heat & humidity. There are usually 8 hours of bright sunshine each day, which represents 72% of the 11 hours of daylight. The average sea temperature in and around St Lucia in January is 27°C (81°F).

Expect 113mm (4.4 inches) of rainfall across the whole of January with 17 days with some rain falling. Maximum UV levels will be very high (9 UV index) at midday when the skies are clear. The average night-time temperature is usually a warm 22°C (72°F). The weather in St Lucia in January is represented by Castries.

Metric (°C / mm)  |  Imperial (°F / inches)

More about St Lucia weather

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St Lucia sunrise & sunset times for January 2018

Browse the sunrise & sunset times for St Lucia in January 2018. Select a month to view St Lucia sunrise & sunset times for the next twelve months. The St Lucia sunrise & sunset times shown below are for Castries.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st January 2018 06:28 17:47
Tuesday, 2nd January 2018 06:28 17:48
Wednesday, 3rd January 2018 06:29 17:48
Thursday, 4th January 2018 06:29 17:49
Friday, 5th January 2018 06:29 17:50
Saturday, 6th January 2018 06:30 17:50
Sunday, 7th January 2018 06:30 17:51
Monday, 8th January 2018 06:30 17:51
Tuesday, 9th January 2018 06:31 17:52
Wednesday, 10th January 2018 06:31 17:53
Thursday, 11th January 2018 06:31 17:53
Friday, 12th January 2018 06:31 17:54
Saturday, 13th January 2018 06:31 17:54
Sunday, 14th January 2018 06:32 17:55
Monday, 15th January 2018 06:32 17:55
Tuesday, 16th January 2018 06:32 17:56
Wednesday, 17th January 2018 06:32 17:56
Thursday, 18th January 2018 06:32 17:57
Friday, 19th January 2018 06:32 17:58
Saturday, 20th January 2018 06:32 17:58
Sunday, 21st January 2018 06:32 17:59
Monday, 22nd January 2018 06:32 17:59
Tuesday, 23rd January 2018 06:32 18:00
Wednesday, 24th January 2018 06:32 18:00
Thursday, 25th January 2018 06:32 18:01
Friday, 26th January 2018 06:32 18:01
Saturday, 27th January 2018 06:32 18:02
Sunday, 28th January 2018 06:32 18:02
Monday, 29th January 2018 06:32 18:03
Tuesday, 30th January 2018 06:32 18:03
Wednesday, 31st January 2018 06:32 18:03
  • Save up to £300 on summer 2017 holidays to the St Lucia
  • Get EXTRA £100 off with discount code - min spend £1,000
  • FREE kids places & low deposits from £50pp
  • Travel between 1st May & 31st Oct 2017 (inclusive)

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St Lucia weather by month

Check St Lucia weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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