Alta climate

Alta Weather in January

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 -7°C on January 1 to -9°C on January 31, and lows from -13°C to -14°C. Normal precipitation for the month is 65 mm over about 16 wet days.

January 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.-40-30-20-10010151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
-7°C
Average low
-13°C
Precipitation
65 mm
Reanalysis high
2°CJan 14, 2001
Reanalysis low
-31°CJan 25, 1999
Daylight
0 h 00 min to 4 h 46 min
Cloud cover
84%
Humidity
96%
Dew point
-11°C
Wind
21.2 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
Jan 1-7°C-13°C2°C 2015-22°C 201053%
Jan 2-7°C-12°C2°C 1993-20°C 201052%
Jan 3-7°C-12°C0°C 2002-22°C 201752%
Jan 4-7°C-12°C2°C 2002-26°C 201752%
Jan 5-7°C-12°C2°C 2006-22°C 199652%
Jan 6-7°C-12°C2°C 2019-27°C 201653%
Jan 7-7°C-12°C2°C 2002-29°C 201654%
Jan 8-7°C-12°C1°C 2002-20°C 201655%
Jan 9-7°C-12°C1°C 2002-19°C 199255%
Jan 10-7°C-12°C2°C 2002-23°C 201556%
Jan 11-7°C-12°C1°C 2009-25°C 201556%
Jan 12-7°C-12°C1°C 2013-23°C 201555%
Jan 13-7°C-12°C1°C 2001-24°C 201556%
Jan 14-7°C-12°C2°C 2001-23°C 199956%
Jan 15-7°C-12°C2°C 2001-25°C 199956%
Jan 16-7°C-12°C2°C 2001-23°C 199955%
Jan 17-7°C-12°C2°C 1991-24°C 201654%
Jan 18-7°C-13°C1°C 1991-24°C 200653%
Jan 19-7°C-13°C1°C 1991-24°C 199753%
Jan 20-7°C-13°C1°C 1996-27°C 200653%
Jan 21-8°C-13°C1°C 1992-26°C 200652%
Jan 22-8°C-13°C2°C 1992-22°C 200652%
Jan 23-8°C-13°C2°C 1992-23°C 199952%
Jan 24-8°C-13°C2°C 1992-29°C 199952%
Jan 25-8°C-13°C2°C 2017-31°C 199950%
Jan 26-8°C-13°C1°C 2006-31°C 199951%
Jan 27-8°C-13°C2°C 2017-30°C 199953%
Jan 28-8°C-14°C2°C 1992-29°C 199952%
Jan 29-8°C-14°C0°C 1996-25°C 201051%
Jan 30-9°C-14°C1°C 1992-22°C 201051%
Jan 31-9°C-14°C2°C 2009-22°C 201051%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Alta, in percent.02040601102030
  • Chance of a wet day

Sunrise and sunset

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

January 1
sunrise , sunset
January 31
sunrise 9:18 AM, sunset 2:04 PM

Every day of January: 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.