World Resorts New Zealand Wellington Weather

Wellington weather in January

Weather in Wellington: January

Average day temperature: 66.9°F
Average night temperature: 59.8°F
Sea water temperature: 62.3°F
Number of sunny days: 16 days
Day length: 14.3 - 15.1 hours
Number of rainy days: 2 days
Precipitation totals: 1.8 in.

Air temperature in January, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
12
24
36
48
60
72
84
Day temperature   
Night temperature

The highest day temperature during January of 2025 was 70°F. At the same time the lowest night temperature was 51°F. Day and night temperature averages during January were 62.2°F and 56.0°F.

Sea water temperature in Wellington in January, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
54
57
60
63
66
69
72

The average sea water temperature in January of 2025 was 60.4°F. The highest and lowest sea temperatures during the month were 62.8°F and 58.3°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
45%
32%
23%

Mostly all days in January are sunny but cloudy days are also possible.

Precipitation total in January, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.8
1.7
2.5
3.3
4.1
5.0
5.8
4.0
3.9
2.5
2.9
4.2
4.8
4.1
2.9
3.2
3.1
3.3
4.0
3.9
2.5
2.9
4.2
4.8
4.1
2.9
3.2
3.1
3.3
1.8

Precipitation total value in Wellington in January is 1.8 in. Other months of the year show relatively similar values.

Wind speed in January, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.9
5.8
8.7
11.6
14.5
17.4
20.3
14.7
15.7
15.7
16.9
15.5
15.3
13.9
14.6
14.1
14.6
14.9
14.7
15.7
15.7
16.9
15.5
15.3
13.9
14.6
14.1
14.6
14.9
14.7

The average wind speed value in January is 14.7 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
3.1
4.6
6.2
7.7
9.3
10.8
7.0
6.9
6.2
5.9
4.5
4.1
3.8
4.8
6.1
6.8
7.9
7.0
6.9
6.2
5.9
4.5
4.1
3.8
4.8
6.1
6.8
7.9
9.0

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 9.0.

Best time for vacation in Wellington

Sunniest months:
January 16 days
February 14 days
March 13 days
Warmest months:
February 67.1 °F
January 66.9 °F
March 64.8 °F
Warmest sea temp:
February 63.1 °F
January 62.3 °F
March 61.8 °F
Coldest months:
August 53.5 °F
July 53.9 °F
September 54.6 °F
Rainiest months:
August 6 days
July 6 days
June 5 days
Windiest months:
September 17.3 mph
October 16.9 mph
November 16.7 mph

Wellington on a weather map

Leaflet | Tiles © Esri
Places in New Zealand:
Name
°F
+61°F
+50°F
+63°F
24 Hours Forecast
Wellington
Local time: 21:47
March 16, sunday
0000
61°F
S
16 mph
0300
61°F
S
20 mph
0600
61°F
S
21 mph
0900
63°F
S
23 mph
1200
64°F
S
25 mph
1500
64°F
S
27 mph
1800
64°F
S
27 mph
2100
63°F
S
28 mph
Units of measurement: °C / °F