St Helens 7 Day Forecast
| Today | Thu Sep 10 | Fri Sep 11 | Sat Sep 12 | Sun Sep 13 | Mon Sep 14 | Tue Sep 15 | |
|---|---|---|---|---|---|---|---|
| Summary | |||||||
| Maximum | 14°C | 20°C | 19°C | 18°C | 19°C | 20°C | 16°C |
| Minimum | 6°C | 4°C | 6°C | 7°C | 9°C | 12°C | 7°C |
| Chance of Rain | 15% | 0% | 0% | 0% | 2% | 9% | 15% |
| 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 | 3.8 - Moderate | 4 - Moderate | 4.8 - Moderate | 4.5 - Moderate | 4.6 - Moderate | 5.1 - Moderate | 4.1 - Moderate |
| Fire Danger Rating | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Frost Risk | Nil | Nil | Nil | Nil | Nil | Nil | Nil |
| Average Wind Speed | 12.8km/h | 7.2km/h | 5.9km/h | 6.8km/h | 12.4km/h | 15.3km/h | 11.5km/h |
| Wind 9am | SW 15.5km/h | WNW 5.8km/h | S 1.8km/h | SE 2.9km/h | NW 10.1km/h | NW 14.0km/h | W 9.7km/h |
| Wind 3pm | SW 16.2km/h | NW 10.4km/h | E 9.0km/h | NE 11.2km/h | NW 16.9km/h | WNW 21.6km/h | WSW 15.5km/h |
| Relative Humidity | 58.3% | 67.4% | 53.4% | 62.6% | 69.6% | 66.9% | 61.3% |
Sun & Moon Times
First | Sunrise | Sunset |
|---|---|---|
Wed | Wed | Wed |
Last | Moon | Moon |
|---|---|---|
Wed | Wed |
Moon | New | First |
|---|---|---|
Wed | Fri | Sat |
Full | Last |
|---|---|
Sun | Sat |
Tides Graph
Past 5 Days
| Day | Minimum to 9am(°C) | Maximum to 9am(°C) | Rainfall to 9am(mm) |
|---|---|---|---|
| Sat Sep 05 | 10.7°C | 16.5°C | 0.6 mm |
| Sun Sep 06 | 8.5°C | 16.9°C | 3.8 mm |
| Mon Sep 07 | 9°C | 14.3°C | 0.0 mm |
| Tue Sep 08 | 3.5°C | 18.1°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 | 365.8 mm | 120.0 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 | 8.3 °C | +1.6 °C |
| Long-term average | 6.7 °C | 6.7 °C |
Maximum Temperature
| Highest this month | 18.1 °C | 8th |
| Highest on record | 24 °C | 28th 2014 |
| Average this month | 16.4 °C | +0.3 °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 |
