Hourly Weather Forecast - Portmarnock, , IE

12 AM
38°F
10%
12mph
W
Partly Cloudy
Humidity
94%
Feels like
30°F
Dew Point
36°F
1 AM
38°F
10%
11mph
WSW
Partly Cloudy
Humidity
96%
Feels like
31°F
Dew Point
37°F
2 AM
38°F
10%
11mph
W
Partly Cloudy
Humidity
95%
Feels like
31°F
Dew Point
37°F
3 AM
39°F
10%
11mph
WSW
Partly Cloudy
Humidity
93%
Feels like
32°F
Dew Point
37°F
4 AM
40°F
10%
10mph
WSW
Partly Cloudy
Humidity
93%
Feels like
33°F
Dew Point
38°F
5 AM
40°F
10%
10mph
WSW
Partly Cloudy
Humidity
92%
Feels like
34°F
Dew Point
38°F
6 AM
41°F
10%
10mph
WSW
Partly Cloudy
Humidity
89%
Feels like
35°F
Dew Point
38°F
6:13 AM
7 AM
42°F
10%
10mph
WSW
Partly Cloudy
Humidity
86%
Feels like
36°F
Dew Point
38°F
8 AM
44°F
10%
10mph
SW
Mostly Sunny
Humidity
81%
Feels like
38°F
Dew Point
38°F
9 AM
45°F
30%
11mph
SW
30% Chance Rain Showers
Humidity
76%
Feels like
40°F
Dew Point
38°F
10 AM
47°F
20%
12mph
WSW
Partly Cloudy
Humidity
71%
Feels like
41°F
Dew Point
38°F
11 AM
48°F
20%
12mph
WSW
Partly Cloudy
Humidity
65%
Feels like
43°F
Dew Point
37°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

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

Today's Weather Outlook

Today's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for March 19, 2026

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

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

When Does Spring Begin?

(Image provided by Pixabay.com)

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