Yei climate

Yei Weather in September

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

Average highs run from 28°C on September 1 to 28°C on September 30, and lows from 19°C to 19°C. Normal precipitation for the month is 141 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 Yei, 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
28°C
Average low
19°C
Precipitation
141 mm
Reanalysis high
36°CSep 26, 2005
Reanalysis low
17°CSep 22, 2012
Daylight
12 h 11 min to 12 h 05 min
Cloud cover
69%
Humidity
80%
Dew point
19°C
Wind
7.6 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 128°C19°C33°C 200517°C 199571%
Sep 228°C19°C32°C 200418°C 202070%
Sep 328°C19°C32°C 200517°C 199670%
Sep 428°C19°C33°C 200517°C 199370%
Sep 528°C19°C34°C 200517°C 201168%
Sep 628°C19°C34°C 200617°C 201570%
Sep 728°C19°C33°C 200017°C 200871%
Sep 828°C19°C33°C 200217°C 200870%
Sep 928°C19°C31°C 200918°C 201271%
Sep 1028°C19°C32°C 200217°C 200773%
Sep 1128°C19°C33°C 201518°C 201072%
Sep 1228°C19°C34°C 200018°C 201170%
Sep 1328°C19°C33°C 200317°C 202070%
Sep 1428°C19°C31°C 200317°C 201869%
Sep 1528°C19°C33°C 200318°C 200169%
Sep 1628°C19°C31°C 200417°C 201769%
Sep 1728°C19°C32°C 200417°C 199368%
Sep 1828°C19°C32°C 200318°C 201668%
Sep 1928°C19°C33°C 200317°C 201069%
Sep 2028°C19°C35°C 200318°C 199871%
Sep 2128°C19°C36°C 200317°C 199569%
Sep 2228°C19°C35°C 200317°C 201270%
Sep 2328°C19°C35°C 200518°C 200071%
Sep 2428°C19°C34°C 200517°C 200172%
Sep 2528°C19°C36°C 200518°C 201472%
Sep 2628°C19°C36°C 200517°C 199474%
Sep 2728°C19°C35°C 200517°C 199475%
Sep 2828°C19°C34°C 200517°C 199175%
Sep 2928°C19°C35°C 200517°C 200675%
Sep 3028°C19°C34°C 200518°C 200476%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Yei, 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 6:03 PM
September 30
sunrise 5:45 AM, sunset 5:50 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.