Alta climate

Alta Weather in October

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

Average highs run from 4°C on October 1 to -2°C on October 31, and lows from 0°C to -7°C. Normal precipitation for the month is 84 mm over about 19 wet days.

October day by day

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

Normal daily high and low temperature at Alta, in °C, with the record for each date.-20-1001020151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

October at a glance

Average high
1°C
Average low
-3°C
Precipitation
84 mm
Reanalysis high
10°COct 2, 2007
Reanalysis low
-18°COct 29, 1992
Daylight
11 h 07 min to 6 h 36 min
Cloud cover
83%
Humidity
96%
Dew point
-2°C
Wind
15.5 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
Oct 14°C0°C10°C 2017-3°C 200360%
Oct 24°C0°C10°C 2007-5°C 200359%
Oct 34°C0°C9°C 2000-6°C 200959%
Oct 43°C0°C9°C 2000-6°C 200958%
Oct 53°C0°C9°C 2000-6°C 201858%
Oct 63°C-1°C10°C 2014-7°C 200959%
Oct 73°C-1°C8°C 2010-9°C 199360%
Oct 83°C-1°C9°C 2020-11°C 199361%
Oct 92°C-1°C9°C 2000-10°C 199363%
Oct 102°C-1°C8°C 2000-7°C 199364%
Oct 112°C-2°C9°C 2005-8°C 199364%
Oct 122°C-2°C6°C 1991-10°C 199366%
Oct 131°C-2°C6°C 2016-13°C 199366%
Oct 141°C-3°C6°C 2016-15°C 199267%
Oct 151°C-3°C5°C 2018-13°C 199267%
Oct 160°C-3°C5°C 2011-9°C 199267%
Oct 170°C-3°C6°C 2000-13°C 199268%
Oct 180°C-4°C7°C 2000-15°C 199267%
Oct 190°C-4°C6°C 2000-13°C 201367%
Oct 20-1°C-4°C6°C 2000-13°C 200267%
Oct 21-1°C-5°C4°C 2007-15°C 200267%
Oct 22-1°C-5°C4°C 2000-15°C 200267%
Oct 23-1°C-5°C3°C 2007-13°C 199667%
Oct 24-1°C-5°C6°C 2007-14°C 199266%
Oct 25-2°C-6°C6°C 2007-10°C 199565%
Oct 26-2°C-6°C6°C 2007-17°C 200566%
Oct 27-2°C-6°C2°C 1991-16°C 200565%
Oct 28-2°C-6°C4°C 2007-14°C 201965%
Oct 29-2°C-6°C4°C 2005-18°C 199264%
Oct 30-2°C-6°C3°C 2005-15°C 201264%
Oct 31-2°C-7°C6°C 2005-17°C 199262%

Chance of rain

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

Sunrise and sunset

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

October 1
sunrise 6:42 AM, sunset 5:49 PM
October 31
sunrise 7:52 AM, sunset 2:28 PM

Every day of October: 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.