The best times to visit Silves for ideal weather are

February 19th to July 1st

or

September 3rd to December 23rd

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

 

 


Other Silves Travel Info

Weather in Silves

Temperature

Average temperatures in Silves vary somewhat. Considering humidity, temperatures feel very enjoyable all year with a very low chance of rain or snow throughout the year. The area is more temperate than most — in the 70th 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 Silves, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally early to mid August where highs are regularly around 86.6°F (30.3°C) with temperatures rarely dropping below 69.2°F (20.7°C) at night.

Silves Temperatures (Fahrenheit)

Key
High
Average
Low

Silves 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.

Silves Perceived Temperature (F)

Key
High
Average
Low

Silves Perceived Temperature (C)

Key
High
Average
Low

 

Average Silves 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 62 54.7 47.2
Feb 62.5 55.3 48
Mar 66.2 58.6 51.3
Apr 69.8 62.3 54.9
May 75.2 67.3 59.4
Jun 80.1 72 64
Jul 84.9 75.7 67.2
Aug 84.8 76.2 67.9
Sep 79 72.4 65.6
Oct 75.1 68.2 61.2
Nov 67.6 60.2 53
Dec 63.2 56.3 49.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 16.7 12.6 8.4
Feb 16.9 12.9 8.9
Mar 19 14.8 10.7
Apr 21 16.8 12.7
May 24 19.6 15.2
Jun 26.7 22.2 17.8
Jul 29.4 24.3 19.6
Aug 29.3 24.6 19.9
Sep 26.1 22.4 18.7
Oct 23.9 20.1 16.2
Nov 19.8 15.7 11.7
Dec 17.3 13.5 9.5

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Silves are July, August, and then June. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late May to early June. For example, on the week of May 28th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late December with an average of 2 days of significant precipitation the week of December 24th.

When can you find snow in Silves? 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 Silves.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Silves (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 14% 0 1.8
Feb 15% 0 1.9
Mar 14% 0 2
Apr 14% 0 2
May 4% 0 0.8
Jun 1% 0 0.1
Jul 0% 0 0
Aug 0% 0 0.3
Sep 4% 0 0.7
Oct 12% 0 2.4
Nov 15% 0 3.2
Dec 16% 0 3

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 14 0 4.6
Feb 15 0 4.8
Mar 14 0 5.1
Apr 14 0 5.1
May 4 0 2
Jun 1 0 0.3
Jul 0 0 0
Aug 0 0 0.8
Sep 4 0 1.8
Oct 12 0 6.1
Nov 15 0 8.1
Dec 16 0 7.6

 

Humidity and Wind

Silves has some very humid months, with other moderately humid months on the other side of the year. The least humid month is July (49.7% relative humidity), and the most humid month is January (72.7%).

Wind in Silves is usually moderate. The windiest month is February, followed by April and March. February’s average wind speed of around 8.7 knots (10.1 MPH or 16.2 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 mid May where average top sustained speeds reach 16.6 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 7.4 Gentle breeze 13.6 Significant breeze
Feb 8.7 Gentle breeze 15.6 Significant breeze
Mar 8.6 Gentle breeze 15.4 Significant breeze
Apr 8.7 Gentle breeze 15.7 Significant breeze
May 8.5 Gentle breeze 15.3 Significant breeze
Jun 8 Gentle breeze 14.7 Significant breeze
Jul 7.8 Gentle breeze 14.5 Significant breeze
Aug 7.1 Gentle breeze 13.8 Significant breeze
Sep 7 Gentle breeze 13.3 Significant breeze
Oct 7 Gentle breeze 13.6 Significant breeze
Nov 7.3 Gentle breeze 14.1 Significant breeze
Dec 7.8 Gentle breeze 14 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 72.7%
Feb 68.5%
Mar 63.3%
Apr 63.9%
May 55.7%
Jun 55.4%
Jul 49.7%
Aug 53.4%
Sep 64.5%
Oct 67.6%
Nov 66.8%
Dec 72.3%

 

Is it Safe to Travel to Silves?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for Portugal; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 30, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Silves, Portugal is April, followed by January and May. 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 Silves in October. 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 50.9 in October means 50.9% of the tourists vs. April.

 

 

Overall Silves Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 78.7°F (25.9°C) and 64.6°F (18.1°C) with warmer temperatures in the later months. Rain is rare with 1 to 4 days of significant precipitation per month. Spring is the 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 comfortable. These months see the least precipitation with about 0 days of precipitation per month. June – August is fairly slow season for tourism in Silves, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 80.6°F (27°C) and 62.8°F (17.1°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 4 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is somewhat cool this time of year in Silves to be enjoyable for warm weather travelers. The average high during this season is between 64.6°F (18.1°C) and 60.9°F (16.1°C). On average, it rains or snows a fair amount: 4 to 5 times per month. These times of year are the second busiest with tourists.

 

Best Times to Travel› Portugal › Silves, Portugal