Navan hourly weather forecast

Hourly weather forecast for Navan. ℃ Average temperatures % Humidity, precipitation ️ Sunrise and sunset ️ Wind direction and speed

20 February 2026, Friday
+4°C / +11°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+4°C
13.3
91%
1006
01:00
+4°C
13.7
90%
1006
02:00
+4°C
14.8
89%
1005
03:00
+5°C
15.5
89%
1004
04:00
+5°C
19.1
88%
1003
05:00
+5°C
22.3
92%
1001
06:00
+6°C
27
94%
1000
07:00
+7°C
27.7
93%
1000
08:00
+8°C
20.5
94%
1000
09:00
+8°C
18
94%
1000
10:00
+9°C
19.1
94%
1000
11:00
+10°C
19.1
93%
999
12:00
+8°C
27
85%
1000
13:00
+10°C
33.1
81%
1000
14:00
+11°C
29.5
76%
1001
15:00
+11°C
30.6
72%
1002
16:00
+10°C
30.6
75%
1003
17:00
+10°C
24.1
81%
1003
18:00
+9°C
25.2
81%
1004
19:00
+9°C
18.7
86%
1004
20:00
+8°C
27.4
87%
1004
21:00
+7°C
20.9
92%
1005
22:00
+7°C
12.6
93%
1005
23:00
+7°C
13
97%
1005
21 February 2026, Saturday
+7°C / +12°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+7°C
13
96%
1004
01:00
+10°C
25.9
93%
1004
02:00
+10°C
29.2
91%
1004
03:00
+10°C
27.7
89%
1005
04:00
+9°C
21.6
91%
1005
05:00
+9°C
16.6
94%
1005
06:00
+9°C
13
96%
1005
07:00
+10°C
16.2
96%
1005
08:00
+10°C
12.6
95%
1005
09:00
+10°C
14
96%
1005
10:00
+10°C
19.1
94%
1005
11:00
+10°C
18
96%
1004
12:00
+10°C
20.9
96%
1004
13:00
+11°C
23.4
96%
1003
14:00
+11°C
23
95%
1002
15:00
+12°C
25.6
94%
1002
16:00
+12°C
25.9
93%
1002
17:00
+12°C
26.6
91%
1002
18:00
+12°C
25.3
93%
1002
19:00
+11°C
27
94%
1001
20:00
+11°C
26.6
95%
1001
21:00
+11°C
27.3
96%
1001
22:00
+11°C
27.2
91%
1002
23:00
+9°C
23.8
93%
1002
22 February 2026, Sunday
+7°C / +10°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+9°C
23.9
93%
1002
01:00
+8°C
24.6
94%
1002
02:00
+8°C
26.5
94%
1002
03:00
+9°C
28.3
93%
1001
04:00
+9°C
29.7
92%
1001
05:00
+9°C
29.6
94%
1001
06:00
+8°C
28.9
91%
1001
07:00
+8°C
26.6
93%
1001
08:00
+8°C
25.9
93%
1001
09:00
+8°C
26.9
92%
1001
10:00
+9°C
26.3
89%
1001
11:00
+10°C
28.3
82%
1001
12:00
+10°C
30.8
79%
1000
13:00
+10°C
33.3
76%
1000
14:00
+10°C
38.1
77%
999
15:00
+9°C
32.4
81%
998
16:00
+10°C
34.8
79%
998
17:00
+8°C
34.1
83%
998
18:00
+8°C
30.7
83%
998
19:00
+7°C
30.9
84%
998
20:00
+7°C
31.3
84%
998
21:00
+7°C
32.5
82%
997
22:00
+7°C
34.9
78%
997
23:00
+8°C
37.6
77%
997
23 February 2026, Monday
+8°C / +11°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+8°C
38.6
79%
997
01:00
+8°C
39.6
79%
997
02:00
+8°C
40.2
79%
997
03:00
+8°C
40
79%
997
04:00
+8°C
39
79%
998
05:00
+8°C
37.3
79%
998
06:00
+8°C
35.6
79%
999
07:00
+8°C
33.9
80%
999
08:00
+8°C
31.8
80%
1000
09:00
+8°C
30.5
80%
1001
10:00
+9°C
30.7
75%
1002
11:00
+10°C
31.4
69%
1003
12:00
+11°C
30.4
66%
1003
13:00
+11°C
26.4
66%
1003
14:00
+11°C
21.1
69%
1003
15:00
+11°C
16.9
73%
1003
16:00
+10°C
14.7
79%
1003
17:00
+9°C
15.5
88%
1002
18:00
+9°C
17.8
94%
1002
19:00
+9°C
18.9
96%
1002
20:00
+10°C
20
96%
1001
21:00
+11°C
21.9
95%
1001
22:00
+11°C
24
95%
1001
23:00
+10°C
25.9
94%
1000
24 February 2026, Tuesday
+10°C / +11°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
27.1
93%
1000
01:00
+10°C
27.3
93%
1000
02:00
+10°C
27
92%
999
03:00
+10°C
26.8
91%
999
04:00
+10°C
26.5
91%
998
05:00
+10°C
26.2
91%
998
06:00
+10°C
25.8
91%
997
07:00
+10°C
25.4
91%
997
08:00
+10°C
25.1
91%
996
09:00
+10°C
26.1
90%
996
10:00
+10°C
29.5
87%
995
11:00
+11°C
34.3
83%
995
12:00
+11°C
37.4
81%
994
13:00
+11°C
37.7
81%
993
14:00
+11°C
36.4
83%
992
15:00
+11°C
34.9
85%
992
16:00
+11°C
33.1
85%
991
17:00
+11°C
31.1
86%
991
18:00
+11°C
29.4
87%
991
19:00
+11°C
28.7
88%
991
20:00
+11°C
28.5
89%
991
21:00
+11°C
28.3
90%
990
22:00
+11°C
27.9
91%
990
23:00
+11°C
27.4
91%
990


Climate Characteristics of Navan

General Overview

Navan features a maritime temperate climate. Due to its inland location, it experiences slightly more extreme temperatures than coastal cities—warmer days in summer and cooler nights in winter. The city sits at the confluence of the River Boyne and the River Blackwater, contributing to high humidity and frequent mists.

Summer Season and Warm Months

Summer in Navan is pleasant and relatively warm compared to coastal areas. Average daytime temperatures range between 19°C and 21°C (66-70°F). This is an ideal time for visiting nearby archaeological sites, though brief rain showers and palpable humidity due to river proximity should be expected.

Winter Season and Precipitation

Winter in Navan is cool, grey, and tends to be very wet. Daytime temperatures average around 8°C (46°F), while nighttime lows drop to 2°C (36°F) on average. Due to the inland location, frost is more common here than in Dublin, and thick fogs often form over the river valley.

Transition Seasons and Special Phenomena

The transition seasons in Navan are marked by great natural beauty and rapid changes. Spring (March-May) brings fresh blooms to the rural landscape surrounding the city. Autumn colors the Boyne Valley in spectacular shades of gold and brown, bringing an increase in precipitation and winds.

 

Weather in Navan by Month

January

A cold and wet month. Temperatures of 8°C during the day and 2°C at night. Morning mists are common over the river.

February

The weather remains similar to January with a daytime average of about 8°C. Frequent frost days occur in the early morning hours.

March

The beginning of spring. Days lengthen and the temperature rises to about 11°C. This is relatively one of the drier months of the year.

April

Temperatures climb to approximately 13°C during the day. A volatile month where you can experience sun and rain interchangeably.

May

A very pleasant month with blooms everywhere and a daytime average of 16°C. The rural atmosphere around the city is at its best.

June

Summer officially begins with a daytime average of about 19°C. Daylight hours are at their peak and evenings are pleasant and relaxed.

July

One of the warmest months of the year, averaging about 21°C during the day. The weather is very comfortable, but light rain should always be expected.

August

Very similar to July with daytime temperatures around 21°C. It is a relatively humid month due to its proximity to water sources.

September

Autumn begins with an average daytime temperature of 18°C. The air is very pleasant and foliage begins to appear in the valley.

October

A cooler and wetter month with about 14°C during the day. Winds strengthen and the landscape turns gold and orange.

November

Temperatures drop to a daytime average of 11°C. Grey and rainy days become more frequent.

December

Winter returns with about 8°C during the day. The festive atmosphere in the city compensates for the short, cool days.

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