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Helena Valley Weather


Perth Ap Forecast

Tonight 15°C
Tomorrow 21°C
clearing_shower

Now

17.6°C falling
Updated at 21:30 WST

Perth for Tuesday Cloudy. High chance of showers about the southern suburbs from mid afternoon, medium chance elsewhere. Light winds becoming W 15 to 25 km/h in the middle of the day then becoming light in the late evening.
Wednesday Partly cloudy. Very high chance of showers, clearing during the morning then redeveloping in the evening. Winds S/SW 15 to 20 km/h turning W early in the morning then tending NW/NE in the late afternoon.

Currently at Perth Airport

24-hour graph
Temperature 17.6°C falling
Dew Point 15.7°C rising
Feels Like 17.6°C
Relative Humidity 89%
Wind icon
WNW 12km/h falling
Wind Gusts 15km/h
Pressure 1015.3hPa rising
Fire Danger 1.4
Rain since 9am/last hr 0.2mm / -

Sun on Tue

more
Sunrise sunrise
06:11 WST
Sunset sunset
18:10 WST

Nearby Now

Perth 18.4°C
Jandakot Ap 17.9°C

Next 12 hours in Perth Ap

48-hour forecast

12am

Shower
17°C

3am

Slight chance shower
16°C

6am

Shower
15°C

9am

Slight chance shower
18°C

Perth Weather Warnings

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There are no warnings current.

National Forecast

Perth Ap 7-day Weather Forecast

Summary Tue
Sep 19
Wed
Sep 20
Thu
Sep 21
Fri
Sep 22
Sat
Sep 23
Sun
Sep 24
Mon
Sep 25

Possible shower

Clearing shower

Showers increasing

Windy with showers

Possible shower

Showers increasing

Showers
Maximum 23°C 21°C 23°C 19°C 18°C 19°C 19°C
Minimum 12°C 15°C 15°C 14°C 11°C 10°C 10°C
Chance of Rain 80% 90% 90% 90% 90% 90% 90%
Rain Amount 1-5mm 1-5mm 5-10mm 1-5mm 1-5mm 10-20mm 10-20mm
UV Index High High High High High
Pollen Index Low Low Low Low Low Low Low
Frost Risk Nil Nil Nil Nil Nil Nil Nil
  9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm
Wind Speed 12
km/h
24
km/h
20
km/h
24
km/h
30
km/h
42
km/h
37
km/h
43
km/h
18
km/h
24
km/h
19
km/h
29
km/h
16
km/h
22
km/h
Wind Direction WNW 12km/h
WNW
W 24km/h
W
WNW 20km/h
WNW
WNW 24km/h
WNW
N 30km/h
N
NW 42km/h
NW
WNW 37km/h
WNW
WNW 43km/h
WNW
WSW 18km/h
WSW
W 24km/h
W
NNW 19km/h
NNW
NW 29km/h
NW
N 16km/h
N
WSW 22km/h
WSW
Relative Humidity 79% 63% 73% 55% 81% 70% 71% 61% 61% 52% 74% 60% 76% 61%
Dew Point 15°C 14°C 13°C 12°C 16°C 17°C 12°C 11°C 8°C 8°C 11°C 10°C 10°C 12°C

Perth Ap Sun & Moon Times

Wednesday Next occurrence
First light Sunrise Sunset Last light Moon phase moon rise moon set First quarter Full moon Last quarter New moon
first light
05:45 WST
sunrise
06:09 WST
sunset
18:11 WST
last light
18:35 WST
moon
rise
Wed 06:13 WST
set
Wed 18:15 WST
moon
Thu
Sep 28
moon
Fri
Oct 6
moon
Thu
Oct 12
moon
Fri
Oct 20

Perth Airport Past 5 Days

this month
  Minimum Maximum Rainfall
Tue
Sep 19
8.9°C 22°C 0.0mm
Mon
Sep 18
7.6°C 26.0°C 0.0mm
Sun
Sep 17
14.6°C 21.7°C 0.2mm
Sat
Sep 16
10.9°C 24.4°C 0.0mm
Fri
Sep 15
14.5°C 27.8°C 0.0mm

Perth Airport Year To Date

Average Rainfall To Sep
684.5mm
92.7 Day(s)
Total For 2017
608.4mm
81 Day(s)
Total To This Day 2016
596.6mm
90 Day(s)
Wettest Day
74.8mm
Feb 10
Lowest Temperature
1.0°C
Aug 2
Highest Temperature
43.3°C
Jan 4

Perth Airport Almanac

full climatology
September Minimum Temperature
Lowest This Month
3.4°C
4th
Lowest On Record
-0.2°C
1st 1956
Average This Month
9.8°C
+0.9°C
Long-term Average
8.9°C
September Maximum Temperature
Highest This Month
27.8°C
15th
Highest On Record
34.5°C
20th 2014
Average This Month
22.0°C
+1.8°C
Long-term Average
20.2°C
September Rainfall
Wettest This Month
10.4mm
1st
Total This Month
22.6mm
6 Day(s)
Long-term Average
73.1mm
13.4 Day(s)
Wettest On Record
172.4mm
2013
Driest On Record
11.5mm
1969
Display Your Local Weather

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