Hourly Weather Forecast - Portmarnock, , IE

12 AM
46°F
0%
5mph
W
Mostly Clear
Humidity
79%
Feels like
43°F
Dew Point
40°F
1 AM
45°F
0%
6mph
W
Mostly Clear
Humidity
81%
Feels like
42°F
Dew Point
40°F
2 AM
44°F
0%
6mph
W
Mostly Clear
Humidity
85%
Feels like
41°F
Dew Point
40°F
3 AM
43°F
0%
6mph
W
Mostly Clear
Humidity
89%
Feels like
39°F
Dew Point
40°F
4 AM
42°F
0%
6mph
W
Hazy
Humidity
91%
Feels like
38°F
Dew Point
39°F
5 AM
41°F
0%
6mph
W
Hazy
Humidity
91%
Feels like
37°F
Dew Point
38°F
6 AM
41°F
0%
5mph
W
Mostly Clear
Humidity
89%
Feels like
37°F
Dew Point
38°F
6:25 AM
7 AM
42°F
0%
5mph
W
Mostly Sunny
Humidity
87%
Feels like
39°F
Dew Point
38°F
8 AM
45°F
0%
5mph
W
Mostly Sunny
Humidity
82%
Feels like
43°F
Dew Point
40°F
9 AM
49°F
0%
4mph
WNW
Sunny
Humidity
77%
Feels like
47°F
Dew Point
42°F
10 AM
52°F
0%
3mph
W
Sunny
Humidity
73%
Feels like
52°F
Dew Point
43°F
11 AM
54°F
0%
3mph
WNW
Sunny
Humidity
69%
Feels like
54°F
Dew Point
44°F
12 PM
56°F
0%
3mph
ESE
Mostly Sunny
Humidity
66%
Feels like
56°F
Dew Point
45°F
1 PM
57°F
0%
4mph
SE
Mostly Sunny
Humidity
64%
Feels like
57°F
Dew Point
45°F
2 PM
57°F
0%
5mph
SE
Partly Cloudy
Humidity
63%
Feels like
57°F
Dew Point
44°F
3 PM
56°F
0%
6mph
SE
Partly Cloudy
Humidity
63%
Feels like
56°F
Dew Point
44°F
4 PM
55°F
0%
6mph
SE
Partly Cloudy
Humidity
65%
Feels like
55°F
Dew Point
44°F
5 PM
53°F
0%
5mph
SE
Partly Cloudy
Humidity
69%
Feels like
53°F
Dew Point
44°F
6 PM
51°F
0%
5mph
SE
Partly Cloudy
Humidity
73%
Feels like
51°F
Dew Point
43°F
6:39 PM
7 PM
50°F
0%
5mph
SSE
Mostly Clear
Humidity
76%
Feels like
50°F
Dew Point
43°F
8 PM
49°F
0%
5mph
S
Clear
Humidity
80%
Feels like
47°F
Dew Point
43°F
9 PM
48°F
0%
5mph
SW
Clear
Humidity
81%
Feels like
46°F
Dew Point
42°F
10 PM
47°F
0%
5mph
WSW
Clear
Humidity
80%
Feels like
45°F
Dew Point
41°F
11 PM
46°F
0%
6mph
WSW
Clear
Humidity
79%
Feels like
43°F
Dew Point
40°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.

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Today's Weather Outlook

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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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