climigo

When to go?

No ideal month: the best month is July, the least cold. Nothing against May–June, August–September either.

Very varied climate The climate changes a lot from one part to another: look at the cities below for the details.

Climate zones

AnchorageAnchorageAnchorageJuneau, AlaskaJuneau, AlaskaJuneau, AlaskaFairbanksFairbanksFairbanksUtqiagvikUtqiagvikUtqiagvikSitkaSitkaSitka

Mean maximum and minimum temperature and mean monthly precipitation of the season (the mean of its three months), ERA5-Land 1996–2025, at about 9 km resolution: colours are in levels (the same as the city scale) and smaller details are not real.

What is the climate like?

Area mean indicative, over the whole territory

Temperature and rain

January −14°−22° extreme cold
February −11°−20° extreme cold
March −8°−18° extreme cold
April 0°−10° snow likely
May 8°−2°
June 15°5°
July 16°8°
August 14°6°
September 9°1°
October 0°−7° snow likely
November −9°−15° extreme cold
December −13°−20° extreme cold

Monthly min and max temperature (°C)

−25°−20°−15°−10°−5°0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDec−21.9 · −14.4 °CJanuary: −21.9 · −14.4 °C−19.9 · −11.3 °CFebruary: −19.9 · −11.3 °C−17.9 · −8.0 °CMarch: −17.9 · −8.0 °C−10.0 · −0.1 °CApril: −10.0 · −0.1 °C−1.7 · 7.9 °CMay: −1.7 · 7.9 °C5.4 · 14.7 °CJune: 5.4 · 14.7 °C7.8 · 16.2 °CJuly: 7.8 · 16.2 °C5.8 · 13.8 °CAugust: 5.8 · 13.8 °C1.1 · 8.6 °CSeptember: 1.1 · 8.6 °C−6.5 · 0.2 °COctober: −6.5 · 0.2 °C−15.2 · −8.6 °CNovember: −15.2 · −8.6 °C−19.8 · −12.8 °CDecember: −19.8 · −12.8 °C

Monthly min and max temperature (°C)

Jan −21.9 – −14.4 °C
Feb −19.9 – −11.3 °C
Mar −17.9 – −8.0 °C
Apr −10.0 – −0.1 °C
May −1.7 – 7.9 °C
Jun 5.4 – 14.7 °C
Jul 7.8 – 16.2 °C
Aug 5.8 – 13.8 °C
Sep 1.1 – 8.6 °C
Oct −6.5 – 0.2 °C
Nov −15.2 – −8.6 °C
Dec −19.8 – −12.8 °C

How much it rains

January 45 mm7 d
February 40 mm7 d
March 32 mm6 d
April 32 mm6 d
May 35 mm8 d
June 46 mm10 d
July 71 mm12 d
August 86 mm13 d
September 75 mm12 d
October 60 mm10 d
November 46 mm8 d
December 48 mm8 d

Rain days and how much water

0102030 dJanFebMarAprMayJunJulAugSepOctNovDec45 mm · 7 rain days · 6 mm a dayJanuary: 45 mm · 7 rain days · 6 mm a day40 mm · 7 rain days · 6 mm a dayFebruary: 40 mm · 7 rain days · 6 mm a day32 mm · 6 rain days · 5 mm a dayMarch: 32 mm · 6 rain days · 5 mm a day32 mm · 6 rain days · 5 mm a dayApril: 32 mm · 6 rain days · 5 mm a day35 mm · 8 rain days · 4 mm a dayMay: 35 mm · 8 rain days · 4 mm a day46 mm · 10 rain days · 5 mm a dayJune: 46 mm · 10 rain days · 5 mm a day71 mm · 12 rain days · 6 mm a dayJuly: 71 mm · 12 rain days · 6 mm a day86 mm · 13 rain days · 7 mm a dayAugust: 86 mm · 13 rain days · 7 mm a day75 mm · 12 rain days · 6 mm a daySeptember: 75 mm · 12 rain days · 6 mm a day60 mm · 10 rain days · 6 mm a dayOctober: 60 mm · 10 rain days · 6 mm a day46 mm · 8 rain days · 6 mm a dayNovember: 46 mm · 8 rain days · 6 mm a day48 mm · 8 rain days · 6 mm a dayDecember: 48 mm · 8 rain days · 6 mm a day

Rain days and how much water

Jan 45 mm7 d
Feb 40 mm7 d
Mar 32 mm6 d
Apr 32 mm6 d
May 35 mm8 d
Jun 46 mm10 d
Jul 71 mm12 d
Aug 86 mm13 d
Sep 75 mm12 d
Oct 60 mm10 d
Nov 46 mm8 d
Dec 48 mm8 d

Bars: length = rain days, thickness = mm on a rain day, area = the month's rain. 3 mm a day7 mm a day15 mm a day

Colour = the month's rain: 103060100160250400mm

Daylight hours

January 5 h 06
February 8 h 35
March 11 h 40
April 15 h 04
May 18 h 35
June 21 h 10
July 20 h 10
August 16 h 30
September 13 h 05
October 9 h 52
November 6 h 27
December 3 h 48

Mean daylight hours over the whole territory.

Snow on the ground

January 222 cm
February 234 cm
March 238 cm
April 231 cm
May 196 cm
June 168 cm
July 159 cm
August 157 cm
September 158 cm
October 168 cm
November 186 cm
December 206 cm

Mean snow depth on the ground (cm)

0125250 cmJanFebMarAprMayJunJulAugSepOctNovDec222 cmJanuary: 222 cm234 cmFebruary: 234 cm238 cmMarch: 238 cm231 cmApril: 231 cm196 cmMay: 196 cm168 cmJune: 168 cm159 cmJuly: 159 cm157 cmAugust: 157 cm158 cmSeptember: 158 cm168 cmOctober: 168 cm186 cmNovember: 186 cm206 cmDecember: 206 cm

Mean snow depth on the ground (cm)

Jan 222 cm
Feb 234 cm
Mar 238 cm
Apr 231 cm
May 196 cm
Jun 168 cm
Jul 159 cm
Aug 157 cm
Sep 158 cm
Oct 168 cm
Nov 186 cm
Dec 206 cm

Spatial mean over the whole area, weighted by area (cosine of the latitude), not by population: indicative only, since the climate varies a lot within an area (coasts, plains, mountains). Look at the cities for the weather you will find.

Cities