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Current weather in Port Arthur (Tas.) is overcast clouds.

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This page shows hourly weather forecast for Port Arthur (Tas.), including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Port Arthur (Tas.) updated regularly?

Weather data for Port Arthur (Tas.) is updated regularly with the latest available observations and forecasts.

Now · 6:28 AM

Port Arthur (Tas.) Weather & Hourly Forecast

Australia · Tasmania

9°C

Overcast night

Feels like: 5°C

💧 Humidity 65% 🌡 Pressure 1009 hPa 💨 Wind 33 km/h 👁 Visibility 10.0 km ☁ Clouds 94% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:31 AM 🌇 Sunset 5:44 PM

Hourly Forecast for Port Arthur (Tas.)

Today

7:00 AM

Overcast

9° 💧 None 💨 32 km/h H 65%1009 hPa

10:00 AM

Mostly cloudy

10° 💧 None 💨 24 km/h H 61%1011 hPa

1:00 PM

Overcast

12° 💧 None 💨 27 km/h H 59%1009 hPa

4:00 PM

Overcast

12° 💧 None 💨 27 km/h H 60%1009 hPa

7:00 PM

Overcast night

10° 💧 None 💨 22 km/h H 63%1009 hPa

10:00 PM

Overcast night

10° 💧 None 💨 19 km/h H 64%1009 hPa

Tomorrow

1:00 AM

Overcast night

10° 💧 0.2 mm 💨 13 km/h H 68%1007 hPa

4:00 AM

Overcast night

10° 💧 None 💨 11 km/h H 73%1005 hPa

7:00 AM

Overcast

9° 💧 None 💨 13 km/h H 79%1004 hPa

10:00 AM

Overcast

11° 💧 1.7 mm 💨 16 km/h H 82%1001 hPa

1:00 PM

Moderate rain

11° 💧 3.9 mm 💨 14 km/h H 94%996 hPa

4:00 PM

Light rain

11° 💧 1.9 mm 💨 5 km/h H 94%995 hPa

7:00 PM

Moderate rain

11° 💧 2.8 mm 💨 11 km/h H 94%996 hPa

10:00 PM

Light rain

11° 💧 0.9 mm 💨 21 km/h H 89%1000 hPa

Sunday

1:00 AM

Light rain

11° 💧 0.1 mm 💨 25 km/h H 88%1004 hPa

4:00 AM

Partly cloudy night

11° 💧 None 💨 20 km/h H 86%1008 hPa

Today

7:00 AM

Overcast

9° 💧 None 💨 32 km/h H 65%1009 hPa

8:00 AM

Mostly cloudy

9° 💧 None 💨 30 km/h H 64%1010 hPa

9:00 AM

Mostly cloudy

9° 💧 None 💨 27 km/h H 63%1010 hPa

10:00 AM

Mostly cloudy

10° 💧 None 💨 24 km/h H 61%1011 hPa

11:00 AM

Overcast

11° 💧 None 💨 24 km/h H 56%1010 hPa

12:00 PM

Overcast

12° 💧 None 💨 26 km/h H 58%1010 hPa

1:00 PM

Overcast

12° 💧 None 💨 27 km/h H 59%1009 hPa

2:00 PM

Overcast

12° 💧 None 💨 26 km/h H 58%1009 hPa

3:00 PM

Overcast

12° 💧 None 💨 26 km/h H 58%1009 hPa

4:00 PM

Overcast

12° 💧 None 💨 27 km/h H 60%1009 hPa

5:00 PM

Overcast

11° 💧 None 💨 25 km/h H 60%1009 hPa

6:00 PM

Overcast night

11° 💧 None 💨 25 km/h H 63%1008 hPa

7:00 PM

Overcast night

10° 💧 None 💨 22 km/h H 63%1009 hPa

8:00 PM

Overcast night

10° 💧 None 💨 21 km/h H 64%1009 hPa

9:00 PM

Overcast night

10° 💧 None 💨 21 km/h H 65%1009 hPa

10:00 PM

Overcast night

10° 💧 None 💨 19 km/h H 64%1009 hPa

11:00 PM

Overcast night

10° 💧 None 💨 18 km/h H 65%1008 hPa

Tomorrow

12:00 AM

Overcast night

10° 💧 None 💨 15 km/h H 66%1008 hPa

1:00 AM

Overcast night

10° 💧 None 💨 13 km/h H 68%1007 hPa

2:00 AM

Light rain

9° 💧 0.2 mm 💨 11 km/h H 73%1007 hPa

3:00 AM

Overcast night

9° 💧 None 💨 11 km/h H 72%1006 hPa

4:00 AM

Overcast night

10° 💧 None 💨 11 km/h H 73%1005 hPa

5:00 AM

Overcast night

9° 💧 None 💨 11 km/h H 77%1005 hPa

6:00 AM

Overcast night

9° 💧 None 💨 12 km/h H 78%1004 hPa

7:00 AM

Overcast

9° 💧 None 💨 13 km/h H 79%1004 hPa

8:00 AM

Overcast

10° 💧 None 💨 14 km/h H 77%1003 hPa

9:00 AM

Overcast

11° 💧 None 💨 17 km/h H 79%1003 hPa

10:00 AM

Overcast

11° 💧 None 💨 16 km/h H 82%1001 hPa

11:00 AM

Light rain

11° 💧 0.5 mm 💨 15 km/h H 89%999 hPa

12:00 PM

Moderate rain

11° 💧 1.2 mm 💨 18 km/h H 93%998 hPa

1:00 PM

Moderate rain

11° 💧 1.1 mm 💨 14 km/h H 94%996 hPa

2:00 PM

Moderate rain

11° 💧 1.2 mm 💨 10 km/h H 94%996 hPa

3:00 PM

Moderate rain

11° 💧 1.6 mm 💨 8 km/h H 95%995 hPa

4:00 PM

Light rain

11° 💧 0.3 mm 💨 5 km/h H 94%995 hPa

5:00 PM

Light rain

11° 💧 0.4 mm 💨 7 km/h H 94%995 hPa

6:00 PM

Moderate rain

11° 💧 1.2 mm 💨 11 km/h H 95%995 hPa

7:00 PM

Moderate rain

11° 💧 1.9 mm 💨 11 km/h H 94%996 hPa

8:00 PM

Light rain

11° 💧 0.7 mm 💨 16 km/h H 92%997 hPa

9:00 PM

Light rain

11° 💧 0.2 mm 💨 22 km/h H 91%998 hPa

10:00 PM

Light rain

11° 💧 0.2 mm 💨 21 km/h H 89%1000 hPa

11:00 PM

Light rain

11° 💧 0.3 mm 💨 17 km/h H 92%1001 hPa

Sunday

12:00 AM

Light rain

11° 💧 0.4 mm 💨 23 km/h H 91%1002 hPa

1:00 AM

Light rain

11° 💧 0.1 mm 💨 25 km/h H 88%1004 hPa

2:00 AM

Mostly cloudy night

11° 💧 None 💨 22 km/h H 87%1005 hPa

3:00 AM

Mostly cloudy night

11° 💧 None 💨 21 km/h H 87%1006 hPa

4:00 AM

Partly cloudy night

11° 💧 None 💨 20 km/h H 86%1008 hPa

5:00 AM

Clear night

11° 💧 None 💨 17 km/h H 86%1009 hPa

6:00 AM

Clear night

10° 💧 None 💨 15 km/h H 86%1011 hPa

7:00 AM

Sunny

10° 💧 None 💨 13 km/h H 86%1012 hPa

8:00 AM

Sunny

11° 💧 None 💨 12 km/h H 85%1013 hPa

9:00 AM

Sunny

11° 💧 None 💨 10 km/h H 83%1014 hPa

10:00 AM

Light rain

11° 💧 0.1 mm 💨 11 km/h H 81%1014 hPa

11:00 AM

Mostly cloudy

12° 💧 None 💨 11 km/h H 81%1014 hPa

12:00 PM

Partly cloudy

12° 💧 None 💨 9 km/h H 77%1015 hPa

1:00 PM

Partly cloudy

12° 💧 None 💨 7 km/h H 73%1014 hPa

2:00 PM

Partly cloudy

13° 💧 None 💨 6 km/h H 71%1014 hPa

3:00 PM

Partly cloudy

13° 💧 None 💨 10 km/h H 71%1014 hPa

4:00 PM

Partly cloudy

12° 💧 None 💨 12 km/h H 75%1014 hPa

5:00 PM

Overcast

12° 💧 None 💨 11 km/h H 79%1014 hPa

6:00 PM

Overcast night

11° 💧 None 💨 11 km/h H 81%1015 hPa

7:00 PM

Overcast night

11° 💧 None 💨 12 km/h H 84%1015 hPa

8:00 PM

Mostly cloudy night

11° 💧 None 💨 12 km/h H 86%1015 hPa

9:00 PM

Mostly cloudy night

11° 💧 None 💨 10 km/h H 86%1015 hPa

10:00 PM

Mostly cloudy night

11° 💧 None 💨 11 km/h H 88%1015 hPa

11:00 PM

Partly cloudy night

10° 💧 None 💨 12 km/h H 88%1015 hPa

Monday

12:00 AM

Mostly cloudy night

11° 💧 None 💨 14 km/h H 85%1014 hPa

1:00 AM

Mostly cloudy night

10° 💧 None 💨 15 km/h H 83%1014 hPa

2:00 AM

Overcast night

11° 💧 None 💨 21 km/h H 80%1014 hPa

3:00 AM

Overcast night

10° 💧 None 💨 24 km/h H 79%1014 hPa

4:00 AM

Overcast night

10° 💧 None 💨 27 km/h H 71%1014 hPa

5:00 AM

Mostly cloudy night

10° 💧 None 💨 35 km/h H 71%1014 hPa

6:00 AM

Light rain

7° 💧 0.8 mm 💨 46 km/h H 89%1016 hPa

7:00 AM

Light rain

8° 💧 0.8 mm 💨 41 km/h H 78%1017 hPa

8:00 AM

Light rain

9° 💧 0.5 mm 💨 41 km/h H 70%1018 hPa

9:00 AM

Light rain

9° 💧 0.2 mm 💨 40 km/h H 63%1019 hPa

10:00 AM

Light rain

10° 💧 0.2 mm 💨 34 km/h H 58%1020 hPa

11:00 AM

Sunny

10° 💧 None 💨 34 km/h H 54%1020 hPa

12:00 PM

Sunny

10° 💧 None 💨 34 km/h H 59%1021 hPa

1:00 PM

Mostly sunny

10° 💧 None 💨 32 km/h H 63%1021 hPa

2:00 PM

Mostly sunny

10° 💧 None 💨 33 km/h H 61%1021 hPa

3:00 PM

Partly cloudy

10° 💧 None 💨 33 km/h H 64%1021 hPa

4:00 PM

Partly cloudy

10° 💧 None 💨 32 km/h H 61%1022 hPa

5:00 PM

Partly cloudy

10° 💧 None 💨 32 km/h H 58%1022 hPa

6:00 PM

Partly cloudy night

9° 💧 None 💨 28 km/h H 59%1023 hPa

7:00 PM

Mostly clear night

9° 💧 None 💨 26 km/h H 61%1023 hPa

8:00 PM

Mostly clear night

9° 💧 None 💨 21 km/h H 62%1023 hPa

9:00 PM

Mostly clear night

8° 💧 None 💨 15 km/h H 63%1023 hPa

10:00 PM

Clear night

8° 💧 None 💨 16 km/h H 65%1023 hPa

11:00 PM

Clear night

8° 💧 None 💨 15 km/h H 67%1023 hPa

Tuesday

12:00 AM

Clear night

7° 💧 None 💨 14 km/h H 71%1022 hPa

1:00 AM

Clear night

6° 💧 None 💨 14 km/h H 76%1022 hPa

2:00 AM

Clear night

6° 💧 None 💨 15 km/h H 77%1021 hPa

3:00 AM

Clear night

5° 💧 None 💨 15 km/h H 78%1020 hPa

4:00 AM

Clear night

5° 💧 None 💨 15 km/h H 79%1020 hPa

5:00 AM

Mostly clear night

5° 💧 None 💨 14 km/h H 80%1019 hPa

In Port Arthur (Tas.) and, more broadly, across Tasmania: This morning will see mostly cloudy skies with cool temperatures ranging from 1 degrees Celsius to 5 degrees Celsius. Light rain may occur, with total accumulation around 0.2 mm and a maximum probability of 20%. Winds are expected to be moderate, coming from the northwest at up to 17 km/h, with gusts reaching 43 km/h. As the day progresses into the afternoon, the cloud cover is likely to persist, and there remains a slight chance of isolated showers. Temperatures will stay relatively cool, with the maximum reaching around 5 degrees Celsius. Winds may strengthen slightly, but overall, conditions will remain moderate. It’s a day best suited for outdoor activities that can handle the cooler weather and occasional light rain.

15-Day Weather Outlook for Port Arthur (Tas.)

TomorrowTomorrow

Moderate rain 11°/9° 💧 11 mm 💨 22 km/h

Sunday, Sep 6Sun Sep 6

Light rain 13°/10° 💧 0.6 mm 💨 25 km/h

Monday, Sep 7Mon Sep 7

Light rain 11°/7° 💧 2.7 mm 💨 46 km/h

Tuesday, Sep 8Tue Sep 8

Light rain 13°/5° 💧 1.8 mm 💨 33 km/h

Wednesday, Sep 9Wed Sep 9

Light rain 8°/6° 💧 7.9 mm 💨 52 km/h

Thursday, Sep 10Thu Sep 10

Light rain 11°/8° 💧 1.5 mm 💨 43 km/h

Friday, Sep 11Fri Sep 11

Light rain 11°/10° 💧 0.8 mm 💨 38 km/h

Saturday, Sep 12Sat Sep 12

Light rain 12°/9° 💧 2.0 mm 💨 29 km/h

Sunday, Sep 13Sun Sep 13

Overcast 14°/9° 💧 None 💨 17 km/h

Monday, Sep 14Mon Sep 14

Light rain 12°/9° 💧 1.2 mm 💨 32 km/h

Tuesday, Sep 15Tue Sep 15

Light rain 10°/7° 💧 3.2 mm 💨 49 km/h

Wednesday, Sep 16Wed Sep 16

Sunny 11°/6° 💧 None 💨 25 km/h

Thursday, Sep 17Thu Sep 17

Light rain 16°/7° 💧 0.6 mm 💨 22 km/h

Friday, Sep 18Fri Sep 18

Moderate rain 13°/11° 💧 14 mm 💨 38 km/h

Saturday, Sep 19Sat Sep 19

Moderate rain 11°/9° 💧 11 mm 💨 42 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Port Arthur (Tas.)

Vertical axis: °C · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Port Arthur (Tas.)

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 7:00 AM

PM2.5 Fine particles Good 1,3µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 5,5µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 69,0µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,0µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Port Arthur (Tas.)

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 2,8Low 🙂Fair

Tomorrow UV 1,3Low 🙂Fair

Sunday UV 3,7Moderate 🙂Fair

Monday UV 2,7Low 🙂Fair

Tuesday UV 6,0High 🙂Fair

Wednesday UV 4,0Moderate —Unavailable

Thursday UV 5,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,4 9:00 AMUV 0,8 10:00 AMUV 2,3 11:00 AMUV 2,5 12:00 PMUV 2,8 1:00 PMUV 2,4 2:00 PMUV 0,9 3:00 PMUV 1,1 4:00 PMUV 0,6 5:00 PMUV 0,2 6:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Port Arthur (Tas.)

Vertical axis: km/h · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.42 Population: 247

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Forecast data for Port Arthur (Tas.) were last refreshed today at 5:50 AM. The current forecast period extends through 06/09/2026 at 4:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.