The best times to visit Castlederg for ideal weather are

June 18th to September 9th

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

 

 


Other Castlederg Travel Info

Weather in Castlederg

Temperature

Average temperatures in Castlederg vary somewhat. Considering humidity, temperatures feel cold for most of the year with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 14th 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 Castlederg, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 67.1°F (19.5°C) with temperatures rarely dropping below 50.8°F (10.4°C) at night.

Castlederg Temperatures (Fahrenheit)

Key
High
Average
Low

Castlederg 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.

Castlederg Perceived Temperature (F)

Key
High
Average
Low

Castlederg Perceived Temperature (C)

Key
High
Average
Low

 

Average Castlederg 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 45.1 39.9 34.2
Feb 46.7 40.7 34.9
Mar 50.2 42.5 35.1
Apr 56.3 46.9 37.8
May 59.3 51 42.7
Jun 64.3 55.6 47
Jul 66.5 58.3 50.9
Aug 64.8 57.1 50.4
Sep 62 54.4 47.4
Oct 56.7 49.7 42.7
Nov 49.8 44.3 38.3
Dec 45 39.4 33.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.3 4.4 1.2
Feb 8.2 4.8 1.6
Mar 10.1 5.8 1.7
Apr 13.5 8.3 3.2
May 15.2 10.6 5.9
Jun 17.9 13.1 8.3
Jul 19.2 14.6 10.5
Aug 18.2 13.9 10.2
Sep 16.7 12.4 8.6
Oct 13.7 9.8 5.9
Nov 9.9 6.8 3.5
Dec 7.2 4.1 0.8

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Castlederg are April, September, 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 mid April. For example, on the week of April 16th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in late December with an average of 4 days of significant precipitation the week of December 24th.

When can you find snow in Castlederg? Weather stations report very large amounts of snow likely to be deepest around October, especially close to late October. The best time to ski (if at all) in Castlederg is often around around October 22nd when fresh powder is deepest. 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 Castlederg.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Castlederg (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 49% 5 5.2
Feb 42% 0.7 3.3
Mar 31% 0.8 3.2
Apr 27% 0.8 2.6
May 29% 1 3.1
Jun 28% 0 2.6
Jul 32% 0 3.4
Aug 35% 0 3.6
Sep 28% 0 3
Oct 40% 25.5 4.4
Nov 45% 10.5 4.8
Dec 51% 2.8 5.5

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 49 12.7 13.2
Feb 42 1.8 8.4
Mar 31 2 8.1
Apr 27 2 6.6
May 29 2.5 7.9
Jun 28 0 6.6
Jul 32 0 8.6
Aug 35 0 9.1
Sep 28 0 7.6
Oct 40 64.8 11.2
Nov 45 26.7 12.2
Dec 51 7.1 14

 

Humidity and Wind

Castlederg has some extremely humid months, and high humidity throughout the year. The least humid month is April (74.3% relative humidity), and the most humid month is November (89.6%).

Wind in Castlederg is usually calm. The windiest month is January, followed by March and December. January’s average wind speed of around 8.3 knots (9.6 MPH or 15.4 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 March where average top sustained speeds reach 16.4 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 8.3 Gentle breeze 14.8 Significant breeze
Feb 7.4 Gentle breeze 13.3 Significant breeze
Mar 8 Gentle breeze 14.2 Significant breeze
Apr 6.7 Light breeze 12.5 Significant breeze
May 7.4 Gentle breeze 13.1 Significant breeze
Jun 5.9 Light breeze 10.9 Gentle breeze
Jul 5.9 Light breeze 10.9 Significant breeze
Aug 6.2 Light breeze 11.4 Significant breeze
Sep 6.4 Light breeze 11.9 Significant breeze
Oct 6.4 Light breeze 12.3 Significant breeze
Nov 7 Gentle breeze 12.9 Significant breeze
Dec 7.6 Gentle breeze 14.3 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 87.3%
Feb 87%
Mar 79.3%
Apr 74.3%
May 74.6%
Jun 75.2%
Jul 79.5%
Aug 81.7%
Sep 84%
Oct 87.6%
Nov 89.6%
Dec 88.5%

 

Is it Safe to Travel to Castlederg?

Our best data indicates this area is somewhat safe. As of Dec 04, 2023 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 Nov 27, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Castlederg, the United Kingdom is July, followed by August and January. 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 Castlederg 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 54.4 in November means 54.4% of the tourists vs. July.

 

 

Overall Castlederg Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 64.4°F (18°C) and 48.3°F (9.1°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 comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with 8 to 11 days of precipitation per month. June – August is the busiest season for tourism in Castlederg, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 63.2°F (17.3°C) and 45.6°F (7.6°C), which will feel chilly given the humidity and wind. It rains or snows a good amount: 8 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 Castlederg to be enjoyable for warm weather travelers. The average high during this season is between 48.3°F (9.1°C) and 43.9°F (6.6°C). On average, it rains or snows a very great amount: 12 to 16 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› the United Kingdom › Castlederg, the United Kingdom