The best times to visit Ermua for ideal weather are

April 16th to November 4th

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

 

 


Other Ermua Travel Info

Weather in Ermua

Temperature

Average temperatures in Ermua vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 47th 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 Ermua, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 81.4°F (27.4°C) with temperatures rarely dropping below 61.7°F (16.5°C) at night.

Ermua Temperatures (Fahrenheit)

Key
High
Average
Low

Ermua 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.

Ermua Perceived Temperature (F)

Key
High
Average
Low

Ermua Perceived Temperature (C)

Key
High
Average
Low

 

Average Ermua 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 56.4 48.4 41.4
Feb 57.1 48.6 40.6
Mar 61.1 52.2 43.5
Apr 66.2 56.7 47.9
May 69.5 60.6 52
Jun 75.1 66.2 57.3
Jul 79.1 69.9 60.7
Aug 80 70.3 61
Sep 77.1 66.9 57.5
Oct 72.2 62 53
Nov 62 54.4 47.4
Dec 57.7 49.5 42.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 13.6 9.1 5.2
Feb 13.9 9.2 4.8
Mar 16.2 11.2 6.4
Apr 19 13.7 8.8
May 20.8 15.9 11.1
Jun 23.9 19 14.1
Jul 26.2 21.1 15.9
Aug 26.7 21.3 16.1
Sep 25.1 19.4 14.2
Oct 22.3 16.7 11.7
Nov 16.7 12.4 8.6
Dec 14.3 9.7 5.6

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Ermua 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 August to early September. For example, on the week of August 27th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late January with an average of 4 days of significant precipitation the week of January 22nd.

When can you find snow in Ermua? 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 Ermua.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Ermua (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 37% 0 6
Feb 35% 0 5.1
Mar 34% 0 4.8
Apr 30% 0 3.4
May 26% 0 3
Jun 17% 0 3.2
Jul 13% 0 1.4
Aug 14% 0 1.8
Sep 18% 0 2.6
Oct 22% 0 3.1
Nov 40% 0 7.7
Dec 33% 0 4.3

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 37 0 15.2
Feb 35 0 13
Mar 34 0 12.2
Apr 30 0 8.6
May 26 0 7.6
Jun 17 0 8.1
Jul 13 0 3.6
Aug 14 0 4.6
Sep 18 0 6.6
Oct 22 0 7.9
Nov 40 0 19.6
Dec 33 0 10.9

 

Humidity and Wind

Ermua has some humid months, and above average humidity throughout the year. The least humid month is March (61% relative humidity), and the most humid month is November (68.2%).

Wind in Ermua is usually calm. The windiest month is February, followed by March and April. February’s average wind speed of around 6.3 knots (7.3 MPH or 11.7 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early February where average top sustained speeds reach 15.2 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 12.2 Significant breeze
Feb 6.3 Light breeze 14.1 Significant breeze
Mar 6.2 Light breeze 14.1 Significant breeze
Apr 5.6 Light breeze 13 Significant breeze
May 5.5 Light breeze 12.6 Significant breeze
Jun 5 Light breeze 12.1 Significant breeze
Jul 4.8 Light breeze 11.8 Significant breeze
Aug 4.4 Light breeze 11.6 Significant breeze
Sep 4 Light breeze 10.7 Significant breeze
Oct 4.2 Light breeze 10.5 Gentle breeze
Nov 5.4 Light breeze 12.4 Significant breeze
Dec 5.2 Light breeze 11.8 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 67.8%
Feb 62.2%
Mar 61%
Apr 62.4%
May 65.1%
Jun 65.5%
Jul 65%
Aug 65.5%
Sep 66.9%
Oct 65.1%
Nov 68.2%
Dec 65.5%

 

Is it Safe to Travel to Ermua?

Our best data indicates this area is generally safe. As of Dec 04, 2023 there are no travel advisories or warnings for Spain; 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 Nov 22, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Ermua, Spain is July, followed by August 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 Ermua in November. 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 43.8 in November means 43.8% of the tourists vs. July.

 

 

Overall Ermua Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 72°F (22.2°C) and 59.5°F (15.3°C) with warmer temperatures in the later months. Rain is somewhat common with 8 to 10 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 comfortable. These months see the least precipitation with 4 to 5 days of precipitation per month. June – August is the busiest season for tourism in Ermua, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 79.5°F (26.4°C) and 55.6°F (13.1°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 5 to 12 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 too cold this time of year in Ermua to be enjoyable for warm weather travelers. The average high during this season is between 59.6°F (15.3°C) and 53.3°F (11.8°C). On average, it rains or snows a great amount: 10 to 12 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› Spain › Ermua, Spain