Navan monthly weather forecast

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

21 October 2026, Wednesday
+6°C / +11°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+11°C
11.9
92%
990
01:00
+11°C
11.2
96%
989
02:00
+11°C
9.4
96%
989
03:00
+10°C
7.9
97%
988
04:00
+9°C
22
94%
989
05:00
+8°C
23
92%
990
06:00
+7°C
27.7
86%
991
07:00
+7°C
25.6
84%
991
08:00
+7°C
25.9
84%
992
09:00
+7°C
19.1
81%
993
10:00
+7°C
22.7
82%
994
11:00
+8°C
26.3
76%
994
12:00
+9°C
28.1
70%
995
13:00
+10°C
28.1
63%
995
14:00
+10°C
26.3
55%
996
15:00
+10°C
26.3
60%
996
16:00
+10°C
22.7
62%
997
17:00
+10°C
17.6
60%
997
18:00
+9°C
12.6
69%
997
19:00
+7°C
11.2
75%
998
20:00
+6°C
9.7
80%
998
21:00
+6°C
8.6
87%
997
22:00
+6°C
10.1
89%
997
23:00
+7°C
9.4
89%
997
22 October 2026, Thursday
+3°C / +12°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+7°C
13.7
92%
997
01:00
+6°C
7.6
93%
997
02:00
+5°C
7.6
95%
998
03:00
+5°C
6.5
94%
998
04:00
+5°C
7.9
95%
998
05:00
+5°C
11.2
95%
998
06:00
+5°C
9.4
94%
998
07:00
+4°C
7.9
96%
999
08:00
+3°C
7.6
97%
999
09:00
+4°C
10.8
95%
999
10:00
+6°C
12.2
91%
1000
11:00
+8°C
11.5
89%
1000
12:00
+9°C
14.8
84%
1000
13:00
+10°C
12.2
79%
999
14:00
+11°C
15.1
75%
999
15:00
+12°C
11.9
71%
998
16:00
+12°C
8.6
67%
997
17:00
+11°C
7.6
67%
997
18:00
+10°C
5.8
75%
996
19:00
+9°C
7.6
73%
996
20:00
+9°C
6.5
73%
995
21:00
+9°C
8.3
75%
994
22:00
+10°C
9.7
72%
994
23:00
+9°C
11.9
81%
993
23 October 2026, Friday
+6°C / +10°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+8°C
12.6
92%
992
01:00
+7°C
14.8
88%
992
02:00
+7°C
19.1
91%
992
03:00
+7°C
21.6
91%
992
04:00
+7°C
21.2
89%
993
05:00
+7°C
22.7
91%
994
06:00
+6°C
21.1
89%
996
07:00
+6°C
20.8
89%
997
08:00
+6°C
33.8
85%
992
09:00
+6°C
32.4
81%
993
10:00
+7°C
32
77%
995
11:00
+8°C
33.5
71%
996
12:00
+9°C
36.4
64%
997
13:00
+10°C
37.4
60%
997
14:00
+10°C
36.4
59%
998
15:00
+10°C
33.8
60%
999
16:00
+9°C
31
62%
1000
17:00
+9°C
28.1
66%
1001
18:00
+8°C
25.2
71%
1001
19:00
+7°C
22.7
76%
1002
20:00
+7°C
20.9
80%
1002
21:00
+6°C
19.4
83%
1003
22:00
+6°C
18
86%
1003
23:00
+6°C
16.6
88%
1003
24 October 2026, Saturday
+6°C / +14°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+6°C
15.1
90%
1003
01:00
+6°C
14.8
91%
1002
02:00
+6°C
15.5
91%
1002
03:00
+7°C
16.9
90%
1001
04:00
+7°C
18.7
90%
999
05:00
+7°C
20.2
91%
998
06:00
+7°C
21.6
92%
996
07:00
+8°C
23.8
93%
993
08:00
+9°C
27.7
93%
990
09:00
+10°C
32
93%
987
10:00
+11°C
35.3
92%
984
11:00
+12°C
35.3
92%
981
12:00
+13°C
34.2
92%
979
13:00
+14°C
33.5
90%
978
14:00
+13°C
34.6
83%
978
15:00
+12°C
36.4
73%
978
16:00
+11°C
37.4
65%
978
17:00
+10°C
37.1
61%
979
18:00
+9°C
36
59%
979
19:00
+9°C
36
58%
979
20:00
+8°C
37.8
58%
979
21:00
+8°C
40.3
60%
979
22:00
+9°C
42.5
60%
980
23:00
+9°C
43.9
58%
980
25 October 2026, Sunday
+6°C / +11°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
45
54%
981
01:00
+10°C
45.7
52%
981
02:00
+10°C
46.4
53%
982
03:00
+9°C
46.8
55%
983
04:00
+9°C
46.8
58%
984
05:00
+8°C
46.1
61%
985
06:00
+8°C
45
65%
986
07:00
+8°C
43.6
68%
987
08:00
+8°C
42.1
72%
989
09:00
+8°C
40.3
75%
990
10:00
+8°C
39.2
76%
992
11:00
+9°C
39.6
72%
993
12:00
+10°C
40.7
65%
994
13:00
+11°C
40.7
60%
996
14:00
+11°C
39.2
57%
997
15:00
+11°C
36.7
55%
998
16:00
+11°C
33.5
55%
999
17:00
+10°C
29.2
57%
1000
18:00
+9°C
24.5
61%
1001
19:00
+8°C
20.2
65%
1002
20:00
+7°C
17.3
69%
1003
21:00
+7°C
15.5
72%
1003
22:00
+6°C
13.7
76%
1004
23:00
+6°C
11.9
80%
1004
26 October 2026, Monday
+5°C / +16°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+5°C
10.1
84%
1004
01:00
+5°C
9
86%
1004
02:00
+5°C
8.6
84%
1003
03:00
+5°C
9
79%
1003
04:00
+6°C
9.7
77%
1002
05:00
+6°C
11.2
79%
1001
06:00
+6°C
13
83%
1000
07:00
+6°C
14.8
86%
1000
08:00
+7°C
15.8
89%
999
09:00
+8°C
16.2
91%
997
10:00
+9°C
17.3
92%
996
11:00
+13°C
20.2
89%
995
12:00
+14°C
21.2
90%
994
13:00
+15°C
22.7
90%
994
14:00
+16°C
24.1
90%
993
15:00
+16°C
25.9
89%
992
16:00
+16°C
27.4
89%
992
17:00
+16°C
28.8
88%
991
18:00
+16°C
29.5
87%
991
19:00
+16°C
29.9
87%
990
20:00
+16°C
29.2
87%
990
21:00
+15°C
27.7
88%
990
22:00
+15°C
25.9
89%
989
23:00
+14°C
23.8
90%
989
27 October 2026, Tuesday
+10°C / +14°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+14°C
21.6
90%
989
01:00
+13°C
20.2
91%
989
02:00
+13°C
18.7
91%
989
03:00
+12°C
17.3
92%
989
04:00
+11°C
16.2
92%
989
05:00
+11°C
15.1
92%
989
06:00
+10°C
14.4
92%
989
07:00
+10°C
14.4
91%
990
08:00
+10°C
15.1
89%
990
09:00
+10°C
16.9
87%
991
10:00
+10°C
19.1
84%
992
11:00
+10°C
25.9
77%
993
12:00
+11°C
31.6
71%
994
13:00
+12°C
36.1
66%
996
14:00
+12°C
38.8
62%
997
15:00
+12°C
36.9
64%
998
16:00
+11°C
34.8
66%
999
17:00
+11°C
33
69%
1000
18:00
+10°C
31.7
71%
1001
19:00
+10°C
30.8
73%
1002
20:00
+10°C
30.2
75%
1002
21:00
+10°C
29.9
78%
1003
22:00
+10°C
30
80%
1003
23:00
+10°C
30.1
82%
1004
28 October 2026, Wednesday
+8°C / +12°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
30.3
84%
1004
01:00
+10°C
29.9
85%
1005
02:00
+10°C
28.4
85%
1006
03:00
+9°C
26
85%
1007
04:00
+9°C
23
85%
1008
05:00
+9°C
20.4
84%
1009
06:00
+8°C
18.2
83%
1010
07:00
+8°C
17
82%
1011
08:00
+9°C
16.8
81%
1012
09:00
+9°C
17.4
79%
1013
10:00
+10°C
18.6
78%
1013
11:00
+11°C
19.7
76%
1014
12:00
+12°C
20.6
75%
1014
13:00
+12°C
20.6
75%
1015
14:00
+12°C
19.8
76%
1015
15:00
+12°C
18.5
77%
1015
16:00
+12°C
16.8
78%
1016
17:00
+11°C
15.2
79%
1016
18:00
+11°C
13.4
81%
1016
19:00
+11°C
12.2
82%
1016
20:00
+10°C
11
84%
1016
21:00
+10°C
10.1
85%
1016
22:00
+10°C
9.6
86%
1017
23:00
+9°C
9.4
88%
1017
29 October 2026, Thursday
+9°C / +14°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+9°C
9.7
89%
1017
01:00
+9°C
10.2
90%
1017
02:00
+9°C
10.7
92%
1017
03:00
+9°C
11.2
94%
1017
04:00
+9°C
12.1
96%
1017
05:00
+9°C
13.2
97%
1016
06:00
+10°C
14.5
98%
1016
07:00
+10°C
15.6
98%
1016
08:00
+11°C
16.9
97%
1016
09:00
+12°C
18.4
95%
1015
10:00
+13°C
19.7
92%
1015
11:00
+13°C
21.3
89%
1015
12:00
+14°C
22.5
87%
1015
13:00
+14°C
23.6
85%
1015
14:00
+14°C
24.3
84%
1014
15:00
+14°C
24.7
84%
1014
16:00
+14°C
24.9
84%
1014
17:00
+13°C
25.1
85%
1014
18:00
+13°C
25.1
85%
1013
19:00
+12°C
25.3
85%
1013
20:00
+12°C
25.4
85%
1013
21:00
+12°C
25.8
85%
1013
22:00
+12°C
25.9
85%
1013
23:00
+12°C
26.1
85%
1013
30 October 2026, Friday
+11°C / +14°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+12°C
25.9
85%
1013
01:00
+12°C
25.7
85%
1013
02:00
+12°C
25.2
86%
1013
03:00
+12°C
24.3
87%
1013
04:00
+12°C
23.3
89%
1012
05:00
+11°C
22.4
90%
1012
06:00
+11°C
21.6
91%
1012
07:00
+11°C
21.1
90%
1012
08:00
+12°C
21.2
88%
1012
09:00
+12°C
21.5
85%
1012
10:00
+13°C
22
82%
1012
11:00
+13°C
22.4
78%
1012
12:00
+14°C
22.7
76%
1012
13:00
+14°C
22.7
74%
1012
14:00
+14°C
22.7
74%
1012
15:00
+14°C
22.7
74%
1012
16:00
+13°C
22.7
76%
1011
17:00
+13°C
22
77%
1011
18:00
+12°C
20.7
79%
1011
19:00
+12°C
18.1
80%
1012
20:00
+11°C
13.7
82%
1012
21:00
+11°C
7.8
83%
1013
22:00
+11°C
3.2
85%
1013
23:00
+11°C
7.6
87%
1014
31 October 2026, Saturday
+5°C / +11°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+10°C
13.1
89%
1014
01:00
+10°C
16.8
90%
1015
02:00
+10°C
18.2
91%
1016
03:00
+10°C
17.7
93%
1016
04:00
+9°C
16.3
94%
1017
05:00
+9°C
14.4
95%
1017
06:00
+9°C
12.6
95%
1018
07:00
+9°C
11.8
93%
1019
08:00
+9°C
11.9
90%
1019
09:00
+10°C
12.4
86%
1020
10:00
+10°C
13
80%
1021
11:00
+11°C
13.5
76%
1021
12:00
+11°C
13.8
72%
1022
13:00
+11°C
13.6
71%
1022
14:00
+11°C
12.6
71%
1023
15:00
+10°C
11
73%
1023
16:00
+9°C
9.2
77%
1024
17:00
+8°C
7.6
80%
1024
18:00
+8°C
6.2
84%
1025
19:00
+7°C
5.4
87%
1025
20:00
+6°C
5.3
89%
1025
21:00
+6°C
5.6
90%
1026
22:00
+5°C
5.9
91%
1026
23:00
+5°C
6.3
91%
1027
01 November 2026, Sunday
+3°C / +11°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+5°C
6.5
92%
1027
01:00
+4°C
6.5
92%
1028
02:00
+4°C
6.1
93%
1028
03:00
+4°C
5.5
94%
1029
04:00
+3°C
4.6
95%
1029
05:00
+3°C
3.8
95%
1029
06:00
+3°C
3.2
96%
1029
07:00
+4°C
2.7
96%
1030
08:00
+4°C
2.5
95%
1030
09:00
+6°C
2.4
92%
1030
10:00
+7°C
2.6
90%
1031
11:00
+9°C
2.8
88%
1031
12:00
+10°C
2.8
86%
1031
13:00
+10°C
3
85%
1032
14:00
+11°C
2.9
85%
1032
15:00
+10°C
3.1
86%
1032
16:00
+9°C
3.1
87%
1032
17:00
+9°C
3.4
89%
1031
18:00
+8°C
3.6
91%
1031
19:00
+7°C
4
92%
1031
20:00
+6°C
4.4
93%
1031
21:00
+5°C
4.9
95%
1031
22:00
+4°C
5.5
96%
1032
23:00
+3°C
5.8
98%
1032
02 November 2026, Monday
-0°C / +8°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+2°C
6.2
99%
1032
01:00
+2°C
6.2
100%
1032
02:00
+1°C
5.8
100%
1032
03:00
+1°C
5.1
100%
1031
04:00
0
4.2
100%
1031
05:00
-0
3.2
100%
1031
06:00
-0
2.5
99%
1031
07:00
0
2
99%
1030
08:00
+1°C
1.8
98%
1030
09:00
+2°C
1.7
97%
1030
10:00
+4°C
1.8
96%
1030
11:00
+5°C
1.9
94%
1030
12:00
+6°C
1.9
94%
1030
13:00
+7°C
1.8
93%
1030
14:00
+8°C
1.7
93%
1029
15:00
+8°C
1.9
92%
1029
16:00
+8°C
2.8
92%
1028
17:00
+8°C
3.8
92%
1028
18:00
+8°C
4.6
93%
1027
19:00
+8°C
5
93%
1027
20:00
+7°C
5
94%
1026
21:00
+7°C
4.5
95%
1026
22:00
+6°C
4.2
96%
1025
23:00
+6°C
4.1
97%
1025
03 November 2026, Tuesday
+3°C / +7°C
Hour
Temperature
Wind (km/h)
Humidity
Weather
Pressure
00:00
+5°C
4.3
98%
1024
01:00
+5°C
4.5
99%
1024
02:00
+4°C
4.7
99%
1023
03:00
+4°C
4.9
100%
1023
04:00
+4°C
4.7
100%
1022
05:00
+3°C
4.7
100%
1022
06:00
+3°C
4.6
100%
1021
07:00
+3°C
4.7
99%
1021
08:00
+3°C
4.7
97%
1020
09:00
+4°C
4.8
93%
1020
10:00
+5°C
5.2
89%
1020
11:00
+6°C
5.6
85%
1020
12:00
+7°C
5.9
83%
1020
13:00
+7°C
5.9
82%
1019
14:00
+7°C
5.6
82%
1019
15:00
+7°C
5.3
84%
1018
16:00
+7°C
5
86%
1018
17:00
+6°C
4.9
89%
1017
18:00
+6°C
5.2
92%
1017
19:00
+5°C
5.7
94%
1017
20:00
+5°C
5.9
95%
1016
21:00
+4°C
5.9
96%
1016
22:00
+4°C
6.1
97%
1015
23:00
+3°C
6.1
98%
1015


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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