The best times to visit Pwllheli for ideal weather are

June 18th to September 30th

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



Other Pwllheli Travel Info

Weather in Pwllheli


Average temperatures in Pwllheli vary somewhat. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 23rd 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 Pwllheli, the hottest months are August, July, and then September. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 64.5°F (18.1°C) with temperatures rarely dropping below 54.3°F (12.4°C) at night.

Pwllheli Temperatures (Fahrenheit)


Pwllheli Temperatures (Celsius)


“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.

Pwllheli Perceived Temperature (F)


Pwllheli Perceived Temperature (C)



Average Pwllheli 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 46 43.1 39.1
Feb 45.8 42.5 38.6
Mar 48.2 44 39.2
Apr 52.7 47.6 41.8
May 56.2 51.3 46.2
Jun 60.7 55.4 50.3
Jul 63 58.3 52.9
Aug 62.6 58.4 53.4
Sep 60.8 56.7 51.5
Oct 57 53.7 48.8
Nov 51.5 48.5 44.9
Dec 47.6 44.7 40.5

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.8 6.2 3.9
Feb 7.7 5.8 3.7
Mar 9 6.7 4
Apr 11.5 8.7 5.4
May 13.4 10.7 7.9
Jun 15.9 13 10.2
Jul 17.2 14.6 11.6
Aug 17 14.7 11.9
Sep 16 13.7 10.8
Oct 13.9 12.1 9.3
Nov 10.8 9.2 7.2
Dec 8.7 7.1 4.7



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Pwllheli are April, March, 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 is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early November with an average of 4 days of significant precipitation the week of November 5th.

When can you find snow in Pwllheli? 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 Pwllheli.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 36% 0 3.6
Feb 27% 0 2.4
Mar 19% 0 2
Apr 19% 0 1.7
May 25% 0 2.3
Jun 20% 0 2.7
Jul 26% 0 2.7
Aug 27% 0 3.3
Sep 23% 0 2.7
Oct 31% 0 4.1
Nov 44% 0 4.7
Dec 35% 0 4.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 36 0 9.1
Feb 27 0 6.1
Mar 19 0 5.1
Apr 19 0 4.3
May 25 0 5.8
Jun 20 0 6.9
Jul 26 0 6.9
Aug 27 0 8.4
Sep 23 0 6.9
Oct 31 0 10.4
Nov 44 0 11.9
Dec 35 0 10.7


Humidity and Wind

Pwllheli has some extremely humid months, and high humidity throughout the year. The least humid month is November (79% relative humidity), and the most humid month is July (85.5%).

Wind in Pwllheli is usually stronger than many places. The windiest month is December, followed by January and November. December’s average wind speed of around 19.8 knots (22.8 MPH or 36.7 KPH) is considered “a fresh breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early December where average top sustained speeds reach 29.8 knots, which is considered high wind or moderate gale winds.

Relative Humidity (%)

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

Avg. Relative Humidity


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

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 19.2 Strong breeze 27.6 Very strong breeze
Feb 16 Significant breeze 23.6 Very strong breeze
Mar 14.7 Significant breeze 22 Very strong breeze
Apr 12.6 Significant breeze 19.5 Strong breeze
May 13.7 Significant breeze 20.5 Very strong breeze
Jun 11.8 Significant breeze 18.2 Strong breeze
Jul 12.4 Significant breeze 18.7 Very strong breeze
Aug 13.9 Significant breeze 20.2 Strong breeze
Sep 13.8 Significant breeze 20.2 Very strong breeze
Oct 16 Significant breeze 23.3 Very strong breeze
Nov 18 Strong breeze 26.6 Very strong breeze
Dec 19.8 Strong breeze 27.9 Very strong breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 82.7%
Feb 83.3%
Mar 80.5%
Apr 80%
May 82.1%
Jun 84.2%
Jul 85.5%
Aug 85%
Sep 80.6%
Oct 80.8%
Nov 79%
Dec 79.2%


Is it Safe to Travel to Pwllheli?

Our best data indicates this area is somewhat safe. As of Oct 07, 2019 there are travel warnings for the United Kingdom; 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 Sep 06, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Pwllheli, the United Kingdom is June, followed by May and July. 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 Pwllheli 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

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 56.1 in November means 56.1% of the tourists vs. June.



Overall Pwllheli Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 59.3°F (15.2°C) and 46.9°F (8.3°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 8 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 comfortably cool weather with high temperatures that are brisk. These months see moderate precipitation with 6 to 8 days of precipitation per month. June – August is the busiest season for tourism in Pwllheli, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 61.4°F (16.3°C) and 48.2°F (9°C), which will feel chilly given the humidity and wind. It rains or snows a good amount: 7 to 13 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 Pwllheli to be enjoyable for warm weather travelers. The average high during this season is between 48.8°F (9.3°C) and 44.3°F (6.8°C). On average, it rains or snows a great amount: 8 to 11 times per month. These times of year are fairly slow with tourists.


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