Monthly Weather Events - Mt Dillon

Weather events for MT DILLON up to 30-Nov-2025

Number of days with Rainfall > 10mm.

Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2026 n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a
2025 1 2 1 5 1 3 3 2 2 7 3 1
2024 3 3 3 4 4 1 0 3 1 2 2 3
2023 4 0 7 3 0 0 7 3 4 4 2 5

Number of days with a maximum 10-min. mean wind speed >= 15m/s

Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2026 n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a
2025 1 0 0 0 0 0 0 0 0 0 0 0
2024 1 0 0 0 0 0 0 0 0 0 0 2
2023 0 0 0 0 0 0 0 0 0 0 1 0

Number of days with Minimum Temperature < 0 deg. C

Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2026 n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a
2025 15 5 6 6 2 0 0 0 1 0 7 3
2024 15 3 6 3 0 0 0 0 1 4 7 5
2023 8 5 7 6 0 0 0 0 0 6 9 6

An objective and measurable approach was adopted in relation to what is considered to be a weather event which could trigger a delay event, i.e. the contractor gets additional time. A delay event is triggered when a weather event exceeds a defined threshold (90th percentile) value in any given month.

Weather events are:

  • Number of days per month with a rainfall amount > 10mm.
  • Number of days per month with a maximum 10-min. mean wind speed >=15m/s.
  • Number of days per month with a minimum temperature < 0 deg. C.