The best times to visit Santiago for ideal weather are

December 17th to March 11th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Santiago Travel Info

Weather in Santiago

Temperature

Average temperatures in Santiago vary very little. Considering humidity, temperatures feel hot for most of the year with a chance of rain throughout most of the year. The area is far less temperate than some — in the 8th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Santiago, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 92.7°F (33.7°C) with temperatures rarely dropping below 72.6°F (22.6°C) at night.

Santiago Temperatures (Fahrenheit)

Key
High
Average
Low

Santiago Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Santiago Perceived Temperature (F)

Key
High
Average
Low

Santiago Perceived Temperature (C)

Key
High
Average
Low

 

Average Santiago Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 84.8 73.7 64.5
Feb 86.2 74.9 65
Mar 86.9 75.2 65.2
Apr 89.1 77.5 68
May 89.6 78.3 70
Jun 91.6 80.3 72
Jul 91.9 80.8 72.2
Aug 92.2 80.9 72.4
Sep 92.1 80 71.3
Oct 90.8 79.4 70.7
Nov 87.2 76.7 68.2
Dec 84.9 74.2 65.3

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 29.3 23.2 18.1
Feb 30.1 23.8 18.3
Mar 30.5 24 18.4
Apr 31.7 25.3 20
May 32 25.7 21.1
Jun 33.1 26.8 22.2
Jul 33.3 27.1 22.3
Aug 33.4 27.2 22.4
Sep 33.4 26.7 21.8
Oct 32.7 26.3 21.5
Nov 30.7 24.8 20.1
Dec 29.4 23.4 18.5

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Santiago are February, March, and then July. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early March. For example, on the week of March 5th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late May with an average of 3 days of significant precipitation the week of May 21st.

When can you find snow in Santiago? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Santiago.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Santiago (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 25% 0 3.6
Feb 14% 0 1.8
Mar 19% 0 2.9
Apr 25% 0 5.5
May 30% 0 5.8
Jun 21% 0 4
Jul 20% 0 3.7
Aug 25% 0 4.3
Sep 27% 0 4.7
Oct 21% 0 4
Nov 23% 0 3.6
Dec 27% 0 3.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 25 0 9.1
Feb 14 0 4.6
Mar 19 0 7.4
Apr 25 0 14
May 30 0 14.7
Jun 21 0 10.2
Jul 20 0 9.4
Aug 25 0 10.9
Sep 27 0 11.9
Oct 21 0 10.2
Nov 23 0 9.1
Dec 27 0 8.6

 

Humidity and Wind

Santiago has some extremely humid months, and high humidity throughout the year. The least humid month is March (71.9% relative humidity), and the most humid month is December (81.1%).

Wind in Santiago is usually calm. The windiest month is July, followed by June and August. July’s average wind speed of around 7.9 knots (9.1 MPH or 14.7 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early July where average top sustained speeds reach 16.2 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Santiago.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 5 Light breeze 11.7 Significant breeze
Feb 6 Light breeze 13.5 Significant breeze
Mar 5.9 Light breeze 12.9 Significant breeze
Apr 6.7 Light breeze 14.1 Significant breeze
May 6.6 Light breeze 13.6 Significant breeze
Jun 7.8 Gentle breeze 15.2 Significant breeze
Jul 7.9 Gentle breeze 15.5 Significant breeze
Aug 7.4 Gentle breeze 14.9 Significant breeze
Sep 5.8 Light breeze 13.8 Significant breeze
Oct 5.4 Light breeze 12.9 Significant breeze
Nov 4.6 Light breeze 11 Significant breeze
Dec 4.8 Light breeze 11.5 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 79.9%
Feb 74.6%
Mar 71.9%
Apr 72.2%
May 77.1%
Jun 75.7%
Jul 74.6%
Aug 75.7%
Sep 76.8%
Oct 77.4%
Nov 80.1%
Dec 81.1%

 

Is it Safe to Travel to Santiago?

Our best data indicates this area is somewhat safe. As of Dec 04, 2023 there are travel warnings for the Dominican Republic; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Dec 04, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Santiago, Dominican Republic is October, followed by May and March. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Santiago in February. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 44.2 in February means 44.2% of the tourists vs. October.

 

 

Overall Santiago Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 90°F (32.2°C) and 85.1°F (29.5°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 9 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see the least precipitation with 6 to 8 days of precipitation per month. June – August is fairly slow season for tourism in Santiago, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 92.2°F (33.4°C) and 86°F (30°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 7 to 8 days per month. Tourism is the busiest during these months due to the weather, so hotels may be higher priced.

Winter (December through February)

Weather is perfect this time of year in Santiago to be enjoyable for warm weather travelers. The average high during this season is between 87.1°F (30.6°C) and 84°F (28.9°C). On average, it rains or snows a fair amount: 4 to 8 times per month. These times of year are the slowest with tourists.

 

Best Times to Travel› Dominican Republic › Santiago, Dominican Republic