Hourly Weather Forecast - Letterkenny, Ulster, IE

12 AM
39°F
0%
3mph
SW
Mostly Cloudy
Humidity
86%
Feels like
37°F
Dew Point
35°F
1 AM
38°F
0%
3mph
SW
Mostly Cloudy
Humidity
89%
Feels like
36°F
Dew Point
35°F
2 AM
38°F
0%
3mph
SW
Mostly Cloudy
Humidity
89%
Feels like
38°F
Dew Point
35°F
3 AM
38°F
0%
3mph
SSW
Partly Cloudy
Humidity
89%
Feels like
38°F
Dew Point
35°F
4 AM
37°F
0%
3mph
SSW
Partly Cloudy
Humidity
87%
Feels like
35°F
Dew Point
34°F
5 AM
37°F
0%
4mph
S
Mostly Cloudy
Humidity
84%
Feels like
34°F
Dew Point
33°F
6 AM
37°F
0%
4mph
S
Cloudy
Humidity
82%
Feels like
34°F
Dew Point
32°F
6:26 AM
7 AM
39°F
0%
6mph
S
Cloudy
Humidity
78%
Feels like
34°F
Dew Point
32°F
8 AM
41°F
0%
9mph
S
Cloudy
Humidity
73%
Feels like
35°F
Dew Point
33°F
9 AM
43°F
10%
12mph
S
Cloudy
Humidity
67%
Feels like
37°F
Dew Point
33°F
10 AM
46°F
10%
15mph
S
Cloudy
Humidity
64%
Feels like
39°F
Dew Point
34°F
11 AM
47°F
10%
16mph
SSW
Cloudy
Humidity
64%
Feels like
40°F
Dew Point
35°F
12 PM
48°F
10%
17mph
SSW
Cloudy
Humidity
65%
Feels like
42°F
Dew Point
37°F
1 PM
49°F
10%
18mph
SSW
Cloudy
Humidity
68%
Feels like
42°F
Dew Point
38°F
2 PM
50°F
10%
22mph
SSW
Windy
Humidity
68%
Feels like
43°F
Dew Point
40°F
3 PM
51°F
10%
21mph
SSW
Windy
Humidity
68%
Feels like
51°F
Dew Point
41°F
4 PM
51°F
20%
18mph
SSW
Cloudy
Humidity
69%
Feels like
51°F
Dew Point
41°F
5 PM
51°F
20%
18mph
SSW
Cloudy
Humidity
72%
Feels like
51°F
Dew Point
42°F
6 PM
50°F
20%
23mph
SSW
Windy
Humidity
78%
Feels like
43°F
Dew Point
43°F
6:49 PM
7 PM
49°F
20%
21mph
SSW
Windy
Humidity
84%
Feels like
42°F
Dew Point
45°F
8 PM
49°F
30%
17mph
SSW
30% Chance of Light Rain
Humidity
90%
Feels like
43°F
Dew Point
46°F
9 PM
49°F
40%
13mph
SSW
40% Chance of Light Rain
Humidity
93%
Feels like
44°F
Dew Point
47°F
10 PM
49°F
50%
16mph
SSW
50% Chance of Light Rain
Humidity
94%
Feels like
43°F
Dew Point
47°F
11 PM
48°F
50%
20mph
SSW
50% Chance of Light Rain
Humidity
95%
Feels like
41°F
Dew Point
47°F

Saturday's High Temperature Outlook

Scorching Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

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