Gomīshān climate

Gomīshān Weather in December

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

Average highs run from 16°C on December 1 to 14°C on December 31, and lows from 11°C to 9°C. Normal precipitation for the month is 31 mm over about 6 wet days.

December day by day

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

Normal daily high and low temperature at Gomīshān, in °C, with the record for each date.0102030151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

December at a glance

Average high
15°C
Average low
9°C
Precipitation
31 mm
Reanalysis high
27°CDec 10, 1998
Reanalysis low
2°CDec 18, 2016
Daylight
9 h 49 min to 9 h 39 min
Cloud cover
57%
Humidity
66%
Dew point
5°C
Wind
10.4 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
Dec 116°C11°C23°C 20154°C 199327%
Dec 215°C11°C22°C 20103°C 200227%
Dec 315°C11°C23°C 20163°C 199328%
Dec 415°C10°C24°C 20123°C 201427%
Dec 515°C10°C24°C 20125°C 199427%
Dec 615°C10°C22°C 20172°C 199427%
Dec 715°C10°C23°C 20073°C 199427%
Dec 815°C10°C23°C 19983°C 201628%
Dec 915°C10°C21°C 19913°C 201628%
Dec 1015°C10°C27°C 19984°C 202027%
Dec 1115°C10°C23°C 19982°C 202027%
Dec 1215°C10°C25°C 20102°C 202026%
Dec 1314°C9°C25°C 20184°C 202026%
Dec 1414°C9°C22°C 19964°C 200226%
Dec 1514°C9°C23°C 19994°C 200825%
Dec 1614°C9°C24°C 20053°C 200824%
Dec 1714°C9°C23°C 20052°C 199522%
Dec 1814°C9°C24°C 20102°C 201622%
Dec 1914°C9°C24°C 20012°C 201622%
Dec 2014°C9°C23°C 20015°C 201622%
Dec 2114°C9°C21°C 19964°C 199422%
Dec 2214°C9°C22°C 20174°C 199422%
Dec 2314°C9°C20°C 20173°C 200620%
Dec 2414°C9°C24°C 20173°C 200618%
Dec 2514°C9°C23°C 19963°C 199416%
Dec 2614°C9°C21°C 20182°C 201216%
Dec 2714°C9°C22°C 19962°C 201216%
Dec 2814°C9°C23°C 20014°C 200616%
Dec 2914°C9°C23°C 20012°C 200616%
Dec 3014°C9°C22°C 20094°C 200717%
Dec 3114°C9°C21°C 20173°C 201218%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Gomīshān, in percent.01020301102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+3:30).

December 1
sunrise 6:48 AM, sunset 4:37 PM
December 31
sunrise 7:07 AM, sunset 4:46 PM

Every day of December: 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.