Aru climate

Aru Weather in September

NASA POWER reanalysis for the half-degree grid cell around Aru, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 29°C on September 1 to 29°C on September 30, and lows from 19°C to 20°C. Normal precipitation for the month is 147 mm over about 21 wet days.

September day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Aru, in °C, with the record for each date.152025303540151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
29°C
Average low
20°C
Precipitation
147 mm
Reanalysis high
36°CSep 26, 2005
Reanalysis low
17°CSep 2, 1999
Daylight
12 h 10 min to 12 h 05 min
Cloud cover
66%
Humidity
75%
Dew point
19°C
Wind
7.9 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Sep 129°C19°C34°C 200018°C 200869%
Sep 229°C19°C35°C 200017°C 199968%
Sep 329°C19°C33°C 201017°C 199668%
Sep 429°C19°C34°C 200518°C 201468%
Sep 529°C20°C34°C 200518°C 199168%
Sep 629°C20°C35°C 200617°C 201369%
Sep 729°C20°C34°C 200018°C 199268%
Sep 829°C20°C33°C 200918°C 201169%
Sep 929°C20°C33°C 200918°C 201270%
Sep 1029°C20°C34°C 200918°C 200770%
Sep 1129°C20°C34°C 201518°C 201270%
Sep 1229°C20°C35°C 200318°C 199669%
Sep 1329°C20°C36°C 200318°C 201968%
Sep 1429°C20°C32°C 200618°C 199667%
Sep 1529°C20°C34°C 200318°C 201268%
Sep 1629°C20°C32°C 200918°C 201168%
Sep 1729°C20°C34°C 201518°C 201268%
Sep 1829°C20°C33°C 201518°C 200868%
Sep 1929°C20°C33°C 200317°C 201068%
Sep 2029°C20°C36°C 200318°C 199669%
Sep 2129°C20°C36°C 200318°C 199570%
Sep 2229°C20°C35°C 200318°C 202070%
Sep 2329°C20°C35°C 200519°C 201271%
Sep 2429°C20°C35°C 200518°C 200172%
Sep 2529°C20°C36°C 200518°C 200772%
Sep 2629°C20°C36°C 200518°C 201772%
Sep 2729°C20°C34°C 200518°C 199473%
Sep 2829°C20°C35°C 200518°C 199173%
Sep 2929°C20°C35°C 200518°C 200074%
Sep 3029°C20°C35°C 200519°C 199375%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Aru, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+2).

September 1
sunrise 5:52 AM, sunset 6:02 PM
September 30
sunrise 5:44 AM, sunset 5:49 PM

Every day of September: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.