St Helens 7 Day Forecast
| Today | Mon Sep 14 | Tue Sep 15 | Wed Sep 16 | Thu Sep 17 | Fri Sep 18 | Sat Sep 19 | |
|---|---|---|---|---|---|---|---|
| Summary | |||||||
| Maximum | 20°C | 19°C | 14°C | 14°C | 17°C | 18°C | 21°C |
| Minimum | 7°C | 12°C | 6°C | 4°C | 4°C | 6°C | 12°C |
| Chance of Rain | 0% | 2% | 10% | 1% | 0% | 1% | 1% |
| Rain Amount | 0 - 5 mm | 0 - 5 mm | 0 - 5 mm | 0 - 5 mm | 0 - 5 mm | 0 - 5 mm | 0 - 5 mm |
| UV Index | 4.6 - Moderate | 5.1 - Moderate | 4.2 - Moderate | 4.6 - Moderate | 4.7 - Moderate | 5.3 - Moderate | 5.5 - Moderate |
| Fire Danger Rating | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Frost Risk | Nil | Nil | Nil | Nil | Nil | Nil | Nil |
| Average Wind Speed | 11.4km/h | 16.6km/h | 13.9km/h | 11.6km/h | 7.8km/h | 16.1km/h | 20.0km/h |
| Wind 9am | NNW 9.4km/h | NW 16.9km/h | W 13.0km/h | SSW 14.0km/h | NW 3.2km/h | WNW 14.4km/h | WNW 19.4km/h |
| Wind 3pm | NNW 16.2km/h | NW 25.2km/h | WSW 18.7km/h | S 12.2km/h | NNW 11.2km/h | WNW 22.0km/h | NW 23.0km/h |
| Relative Humidity | 58.8% | 72.3% | 55.9% | 54.2% | 61.1% | 62.6% | 61.3% |
Sun & Moon Times
First | Sunrise | Sunset |
|---|---|---|
Sun | Sun | Sun |
Last | Moon | Moon |
|---|---|---|
Sun | Sun |
Moon | New | First |
|---|---|---|
Sun | Sun | Sat |
Full | Last |
|---|---|
Sun | Sat |
Tides Graph
Past 5 Days
| Day | Minimum to 9am(°C) | Maximum to 9am(°C) | Rainfall to 9am(mm) |
|---|---|---|---|
| Wed Sep 09 | 8°C | 16.5°C | 0.0 mm |
| Thu Sep 10 | 3.5°C | 22.2°C | 0.0 mm |
| Fri Sep 11 | 3.7°C | 19.1°C | 0.0 mm |
| Sat Sep 12 | 5.6°C | 17.3°C | 0.0 mm |
Year to Date
| Average Rainfall for September | 505.4 mm | 117.4 day(s) |
| Total for 2026 | 384.4 mm | 107.0 day(s) |
| Total to this Day 2025 | 366.8 mm | 121.0 day(s) |
| Wettest Day | 66.4 mm | May 28th |
| Driest Day | 0 mm | Jan 1st |
| Lowest Temperature | 0.9 °C | Jul 30th |
| Highest Temperature | 33.6 °C | Jan 7th |
Almanac for September
Minimum Temperature
| Lowest this month | 3.5 °C | 8th |
| Lowest on record | -0.1 °C | 3rd 2008 |
| Average this month | 7.3 °C | +0.6 °C |
| Long-term average | 6.7 °C | 6.7 °C |
Maximum Temperature
| Highest this month | 22.2 °C | 10th |
| Highest on record | 24 °C | 28th 2014 |
| Average this month | 17.2 °C | +1.1 °C |
| Long-term average | 16.1 °C | 16.1 °C |
Rainfall
| Wettest this month | 3.8 mm | 6th |
| Total this month | 4.6 mm | 3.0 day(s) |
| Long-term average | 51.8 mm | 12.4 day(s) |
| Wettest on record | 122.4 mm | 2009 |
