Bir el Ater climate

Bir el Ater Weather in September

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

Average highs run from 35°C on September 1 to 29°C on September 30, and lows from 22°C to 17°C. Normal precipitation for the month is 24 mm over about 6 wet days.

September day by day

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

Normal daily high and low temperature at Bir el Ater, in °C, with the record for each date.1020304050151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
32°C
Average low
20°C
Precipitation
24 mm
Reanalysis high
41°CSep 3, 1998
Reanalysis low
12°CSep 28, 2018
Daylight
12 h 53 min to 11 h 51 min
Cloud cover
38%
Humidity
47%
Dew point
12°C
Wind
13.7 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 135°C22°C41°C 200018°C 200214%
Sep 234°C22°C40°C 200016°C 201216%
Sep 334°C22°C41°C 199814°C 201216%
Sep 434°C21°C38°C 200915°C 201217%
Sep 534°C21°C40°C 199816°C 200617%
Sep 633°C21°C39°C 200817°C 200018%
Sep 733°C21°C38°C 201816°C 200019%
Sep 833°C21°C37°C 200817°C 200119%
Sep 933°C21°C37°C 200816°C 200019%
Sep 1033°C21°C37°C 200816°C 200019%
Sep 1132°C20°C38°C 200814°C 201719%
Sep 1232°C20°C38°C 200817°C 200319%
Sep 1332°C20°C37°C 199417°C 200318%
Sep 1432°C20°C37°C 199415°C 201219%
Sep 1532°C20°C37°C 201413°C 201220%
Sep 1632°C20°C37°C 201714°C 200620%
Sep 1732°C20°C37°C 201514°C 200620%
Sep 1831°C19°C38°C 201414°C 200621%
Sep 1931°C19°C39°C 201414°C 199622%
Sep 2031°C19°C40°C 201413°C 199421%
Sep 2131°C19°C37°C 201415°C 200821%
Sep 2230°C19°C39°C 201415°C 201320%
Sep 2330°C19°C36°C 201914°C 199620%
Sep 2430°C18°C35°C 201213°C 200920%
Sep 2530°C18°C37°C 202013°C 199320%
Sep 2630°C18°C34°C 199213°C 200420%
Sep 2729°C18°C35°C 201213°C 200420%
Sep 2829°C18°C36°C 199912°C 201820%
Sep 2929°C18°C36°C 201312°C 200219%
Sep 3029°C17°C35°C 200713°C 199618%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Bir el Ater, in percent.05101520251102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+1).

September 1
sunrise 6:01 AM, sunset 6:54 PM
September 30
sunrise 6:22 AM, sunset 6:13 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.