Belize City climate

Belize City Weather in September

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

Average highs run from 30°C on September 1 to 29°C on September 30, and lows from 27°C to 27°C. Normal precipitation for the month is 183 mm over about 24 wet days.

September day by day

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

Normal daily high and low temperature at Belize City, in °C, with the record for each date.242628303234151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

September at a glance

Average high
30°C
Average low
27°C
Precipitation
183 mm
Reanalysis high
33°CSep 14, 2004
Reanalysis low
25°CSep 30, 2001
Daylight
12 h 27 min to 11 h 59 min
Cloud cover
63%
Humidity
82%
Dew point
25°C
Wind
13.0 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 130°C27°C32°C 199526°C 200268%
Sep 230°C27°C32°C 200426°C 200070%
Sep 330°C27°C32°C 200426°C 200071%
Sep 430°C27°C32°C 200426°C 200071%
Sep 530°C27°C33°C 200426°C 199272%
Sep 630°C27°C31°C 199626°C 201472%
Sep 730°C27°C31°C 200426°C 201472%
Sep 830°C27°C31°C 201926°C 201673%
Sep 930°C27°C31°C 200826°C 199274%
Sep 1030°C27°C32°C 200426°C 199273%
Sep 1130°C27°C31°C 200826°C 200473%
Sep 1230°C27°C33°C 200426°C 201175%
Sep 1330°C27°C32°C 200426°C 200174%
Sep 1430°C27°C33°C 200426°C 199174%
Sep 1530°C27°C32°C 199627°C 199174%
Sep 1630°C27°C32°C 199627°C 200775%
Sep 1730°C27°C32°C 201526°C 201376%
Sep 1830°C27°C32°C 201526°C 199776%
Sep 1930°C27°C32°C 200226°C 199177%
Sep 2030°C27°C32°C 200226°C 199176%
Sep 2130°C27°C31°C 201926°C 199178%
Sep 2229°C27°C32°C 201926°C 199979%
Sep 2329°C27°C33°C 201926°C 199480%
Sep 2429°C27°C33°C 201926°C 200981%
Sep 2529°C27°C32°C 201926°C 199482%
Sep 2629°C27°C31°C 202026°C 200082%
Sep 2729°C27°C32°C 201926°C 199582%
Sep 2829°C27°C31°C 201926°C 199282%
Sep 2929°C27°C31°C 199626°C 199482%
Sep 3029°C27°C30°C 201925°C 200182%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Belize City, in percent.0204060801001102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

September 1
sunrise 5:39 AM, sunset 6:06 PM
September 30
sunrise 5:43 AM, sunset 5:42 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.