Peak in October
Coolest in February
Heavy in October
Peak in dry season
Roseau Monthly Weather Guide
Click any month to explore daily weather forecasts
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April
May
June
July
August
September
October
November
December
Essential Travel Info for Roseau
Currency
XCD
$ Eastern Caribbean dollar
Language
English
Driving
Left side
Best Time to Visit Roseau
Location, climate overview & historical trends
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📍 15.3017° N, 61.3881° W
Open in Google MapsRoseau is a prominent destination in Dominica.
Located at 15.30°N latitude,Roseau experiences a tropical climate with warm temperatures year-round.
Based on 30 years of data, October is the warmest month (avg. 29°C), while February is the coolest. October sees the most rain (43% chance), making April the driest month.
Historical Climate Trend
30-Year Analysis+1.35°C
Total over 30 years
+0.45°C
Per decade
Linear regression analysis of historical maximum temperatures for Roseau, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)January, February, March
Best months to visit
28°C
Avg High
Based on 30 years of NASA satellite data,Roseau receives approximately 644mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
27.2°
2024 Avg
28.5°
2040 Proj
28.9°
+0.45°C
per decade (observed)
+0.24°C
per decade (CMIP6)
🌡️ Roseau has warmed by +1.4°C since 1995. By 2040, an additional +0.4°C is projected (based on CMIP6 rate of 0.237°C/decade), for a total of +1.7°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
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Health & Safety Advisory
CDC travel health recommendations
COVID-19
All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.
Hepatitis A
Recommended for unvaccinated travelers one year old or older going to Dominica.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 Dominica.
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 Dominica.If rabies exposures occur while in Dominica, 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.
Typhoid
Recommended for most travelers, especially those staying with friends or relatives or visiting smaller cities or rural areas.
+1 more
Source: CDC Travelers' Health
View Complete Health GuideRoseau Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 26°C | 22% | ✨ Perfect |
| February | 26°C | 22% | ✨ Perfect |
| March | 27°C | 20% | ✨ Perfect |
| April | 27°C | 20% | ✨ Perfect |
| May | 28°C | 22% | ✨ Perfect |
| June | 28°C | 31% | 😊 Pleasant |
| July | 28°C | 43% | 🌧️ Rainy |
| August | 29°C | 41% | 🌧️ Rainy |
| September | 29°C | 36% | Neutral |
| October | 29°C | 43% | 🌧️ Rainy |
| November | 28°C | 39% | Neutral |
| December | 27°C | 27% | 😊 Pleasant |
Weather in Cities Near Roseau
Explore climate data for popular destinations within easy reach
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St. John's
Antigua and Barbuda
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Charlotte Amalie
US Virgin Islands
Port of Spain
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San Juan
Puerto Rico
Compare weather conditions with nearby destinations for your trip planning
Compare Roseau Weather vs Popular Destinations
Similar Climate Destinations
Discover destinations with weather similar to Roseau
Oranjestad
Aruba
Bali
Indonesia
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Belize
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These destinations share similar weather patterns with Roseau. Perfect alternatives if you're looking for the same climate in a different location.
Roseau Weather FAQ
When is the best time to visit Roseau?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, January, February, March are usually great choices.
When is the hottest month in Roseau?
October is historically the hottest month in Roseau with average highs of 29°C.
When does it rain the most in Roseau?
October typically sees the highest probability of rain (43%).
Is Roseau expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.