easeweather.com
Milford Sound
AucklandBlenheimChristchurchCoromandelDunedinFranz JosefGisborneGreymouthHaastHamiltonHavelock NorthInvercargillLake Tekapo
Milford Sound
Mount Cook VillageNapierNelsonNew PlymouthPaihiaPictonQueenstownRotoruaTaupoTaurangaTe AnauTimaruWanakaWellingtonWhangarei More Locations
New Zealand weather

Weather in Milford Sound for September 2025

Your guide to Milford Sound weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Rain Warning - See hour by hour.

    • Snow Forecast ❄️

  • The climate of Milford Sound in September is quite snowy, averaging 11 snowy days.
    According to Milford Sound snow forecast for September 2025, 2 snowy days are expected until the end of the month. The closest date with snow is Friday, 26 September.

    • Temperatures

  • Until now, September 2025 in Milford Sound is slightly cooler than the historical average by -1 °C.

  • Expect cooler weather in the next days in Milford Sound with the forecast suggesting a temperature of 1.7 °C, lower than the historical average.

  • In general, the average temperature in Milford Sound at the beginning of September is 6.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 0.7 °C by the end of September.

Average dry days
9
Dry days
Average rainy days
10
Rainy days
Average snowy days
11
Snow days
Average temperatures
6°/-2°
Temperatures
Average wind speed
11 km/h
Avg max wind
Average humidity
91 %
Avg humidity

Milford Sound Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain
6°
2
Light rain
6°
3
Moderate or heavy rain with thunder
8°
4
Partly cloudy
8°
5
Patchy rain possible
8°
6
Light drizzle
6°
7
Light rain shower
6°
8
Light snow showers
6°
9
Moderate rain
5°
10
Moderate or heavy rain with thunder
4°
11
Fog
5°
12
Light rain
5°
13
Heavy snow
3°
14
Fog
4°
15
Heavy snow
3°
16
Weather Alert Moderate rain
3°
17
Weather Alert Heavy rain
4°
18
Light rain shower
-1°
19
Moderate or heavy snow showers
1°
20
Heavy rain
0°
21
Moderate rain
8°
22
Patchy rain possible
9°
23
Moderate rain
7°
24
Moderate rain
-1°
25
Light rain shower
-1°
26
Light freezing rain
-0°
27
Light rain shower
-2°
28
Light rain shower
-2°
29
Light rain shower
-1°
30
Patchy rain possible
12°

Temperatures trend during September in Milford Sound

See the weather trend as well as the moving average line

September weather in Milford Sound day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Moderate rain
Moderate rain
 6° /-1° 32.5 mm 0.8 cm
2 Sept. Light rain
Light rain
 6° /-2° 23.4 mm 2.5 cm
3 Sept. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 8° /-3° 11.4 mm 0 cm
4 Sept. Partly cloudy
Partly cloudy
 8° /-1° 2.2 mm 0 cm
5 Sept. Patchy rain possible
Patchy rain possible
 8° /-2° 20.5 mm 0.4 cm
6 Sept. Light drizzle
Light drizzle
 6° /-3° 3.2 mm 1.6 cm
7 Sept. Light rain shower
Light rain shower
 6° /-3° 24.2 mm 0.3 cm
8 Sept. Light snow showers
Light snow showers
 6° /-5° 3.8 mm 0.3 cm
9 Sept. Moderate rain
Moderate rain
 5° /-2° 15.2 mm 0 cm
10 Sept. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 4° /-3° 15.8 mm 1.1 cm
11 Sept. Fog
Fog
 5° /-7° 0.1 mm 0 cm
12 Sept. Light rain
Light rain
 5° /-2° 15.8 mm 0 cm
13 Sept. Heavy snow
Heavy snow
 3° /-1° 13.3 mm 6.1 cm
14 Sept. Fog
Fog
 4° /-1° 0.2 mm 0 cm
15 Sept. Heavy snow
Heavy snow
 3° /-2° 9.4 mm 1.4 cm
16 Sept. Moderate rain
Moderate rain
 3° /-1° 5.1 mm 0 cm
17 Sept. Heavy rain
Heavy rain
 4° /1° 78.1 mm 0 cm
18 Sept. Light rain shower
Light rain shower
 -1° /-5° 20 mm 0 cm
19 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 1° /-9° 25.8 mm 0 cm
20 Sept. Heavy rain
Heavy rain
 0° /-1° 27.1 mm 0 cm
21 Sept. Moderate rain
Moderate rain
 8° /-1° 15.6 mm 0 cm
22 Sept. Patchy rain possible
Patchy rain possible
 9° /2° 1.7 mm 0 cm
23 Sept. Moderate rain
Moderate rain
 7° /1° 9.5 mm 0 cm
24 Sept. Moderate rain
Moderate rain
 -1° /-2° 13.5 mm 0 cm
25 Sept. Light rain shower
Light rain shower
 -1° /-2° 17.6 mm 0 cm
26 Sept. Light freezing rain
Light freezing rain
 0° /-3° 9.6 mm 0.1 cm
27 Sept. Light rain shower
Light rain shower
 -2° /-5° 13.6 mm 0 cm
28 Sept. Light rain shower
Light rain shower
 -2° /-3° 13.3 mm 0 cm
29 Sept. Light rain shower
Light rain shower
 -1° /-5° 14.2 mm 0.1 cm
30 Sept. Patchy rain possible
Patchy rain possible
 12° /-4° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Milford Sound in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Milford Sound forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Milford Sound in September - FAQ

What are the expected maximum and minimum temperatures in Milford Sound during September?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -2°.
How much rainfall should be expected in Milford Sound during September?
Significant rainfall exceeding 359.4 mm is expected in Milford Sound during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Milford Sound in September 2025?
Milford Sound experiences an average snowfall of 19.14 cm during September, occurring over 11 days.
What are the typical wind conditions in Milford Sound during September?
The average wind speed in Milford Sound during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.

Milford Sound snow forecast September 2025

Track daily snowfall levels and discover Milford Sound’s snowy potential this September ❄️

September rainfall patterns in Milford Sound

Explore the daily rainfall trends and prepare for Milford Sounds September weather 💧

Quick links

More Milford Sound weather pages
You are here
Location coordinates Where is Milford Sound?

Get accurate weather forecasts for Milford Sound, located at latitude -44.668 and longitude 167.92. Stay updated with localized weather information tailored for Milford Sound.

Found a mistake?
We appreciate your attention to details. Tell us here.