30YearWeather
St. Lucia in July
St. Lucia weather in July - Saint Lucia
😊Warm & Pleasant

St. Lucia Weather in July

Plan your July trip to St. Lucia, Saint Lucia. Based on 30 years of NASA data, expect temperatures of 28°C (high) to 23°C (low), with 37% rain probability and 8 hours of daily sunshine. Pack rain gear for around 31 rainy days.

Avg High
28°C

Hottest around day 31

Avg Low
23°C

Coolest around day 3

Rainy Days
31days

37% avg rain chance

Sunshine
8hrs/day

Summer season

St. Lucia July Weather Calendar

Click any day to see detailed weather information

Currency

XCD

$ Eastern Caribbean dollar

Language

English

Driving

Left side

Travel Intelligence

Exclusive flight analytics & health data for St. Lucia

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote
4/ 100
Traffic Index

Off the beaten path

Peak Daily Arrivals

0

slots per day

Peak

Dec

Low

Apr

Monthly Traffic Distribution

10
Jan
10
Feb
10
Mar
5
Apr
7
May
6
Jun
7
Jul
10
Aug
7
Sep
6
Oct
10
Nov
10
Dec
Traffic Level
Low Season

Key Connections

Miami (MIA)
Atlanta Hartsfield Jackson (ATL)
New York John F Kennedy (JFK)
Toronto Pearson (YYZ)
Charlotte Douglas (CLT)

Health & Safety Advisory

CDC travel health recommendations

8 Recommendations
COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Chikungunya

All travelers should take steps to prevent mosquito bites. Chikungunya vaccination is generally not recommended. Travelers who wish to consider vaccination can visit “What to consider before traveling” on thechikungunya vaccinespage to learn more.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Saint Lucia.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers of all ages traveling to Saint Lucia.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Saint Lucia.If rabies exposures occur while in Saint Lucia, rabies vaccines may only be available in larger suburban/urban medical facilities.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

+2 more

Source: CDC Travelers' Health

View Complete Health Guide

Is July a Good Time to Visit St. Lucia?

👌Good option with minor considerations
Short Answer

Storm season alert for St. Lucia in July: beyond the 28°C, 37% rain averages, hurricane risk requires travel insurance and schedule flexibility.

Decision Factors

Atlantic Hurricane season active

Atlantic zone - expect potential atlantic hurricane activity

Oppressive heat and humidity

28.3°C with 78% humidity - challenging conditions

Vaccinations required

Yellow Fever

Health precautions needed

Be aware of: Leptospirosis, African Tick-Bite Fever, Dengue

Plenty of sunshine

11.3h of sunshine daily

Shoulder season - balanced conditions

70% of peak - good value with moderate crowds

Good For

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 🏖️
    Beach lovers

    Sea temperature only undefined°C - too cold for comfortable swimming

  • 👴
    Elderly travelers

    78% humidity creates difficult conditions

  • 💼
    Business travelers

    Storm season may cause flight disruptions

  • 🌡️
    Heat-sensitive visitors

    33°C feels-like temperature creates discomfort

930 observations30-year historical data
Confidence: 95%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,St. Lucia in July averages 28°C with 37% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: St. Lucia in July

What are the temperatures in St. Lucia in July?

Daytime highs average 28°C, nights drop to 23°C. Temperatures remain fairly consistent.

How many rainy days in St. Lucia in July?

Expect around 31 days with measurable rainfall. An umbrella is advisable.

What to wear in St. Lucia in July?

Comfortable casual wear with a light jacket for evenings.

Is July peak season in St. Lucia?

This is shoulder season—moderate prices and manageable crowds.