Climate Insights for Robe Lake Seaplane Base

Chugach Census Area, Alaska, United States

Hottest
July
15°C peak
Coldest
January
-10°C low
Wettest
December
332mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Robe Lake Seaplane Base is cold. The average annual temperature is 1°C and approximately 2569mm of precipitation falls per year. Robe Lake Seaplane Base receives a notable amount of rainfall throughout the year, including during its driest month. Robe Lake Seaplane Base is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, March, when temperatures can drop to -10°C. Robe Lake Seaplane Base experiences heavy snowfall, typically from January through December.

Temperature

-10° -5° 10° 15° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -5° Average: -8° Min: -10° Feb Max: -4° Average: -7° Min: -9° Mar Max: -3° Average: -6° Min: -8° Apr Max: 3° Average: 1° Min: -2° May Max: 7° Average: 4° Min: 2° Jun Max: 12° Average: 9° Min: 6° Jul Max: 15° Average: 12° Min: 9° Aug Max: 13° Average: 11° Min: 8° Sep Max: 10° Average: 7° Min: 5° Oct Max: 4° Average: 1° Min: 0° Nov Max: -2° Average: -4° Min: -6° Dec Max: -3° Average: -5° Min: -7°
Max
Average
Min

Temperatures in Robe Lake Seaplane Base vary considerably across the year, with a 25°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 15°C with a mean of 12°C. The coldest month is January, when overnight lows fall to -10°C and the daily average is -8°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between March and April, with a 6°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 206mm Snow: 172mm Feb Precipitation: 165mm Snow: 148mm Mar Precipitation: 168mm Snow: 137mm Apr Precipitation: 135mm Snow: 100mm May Precipitation: 179mm Snow: 77mm Jun Precipitation: 144mm Snow: 11mm Jul Precipitation: 154mm Snow: 2mm Aug Precipitation: 280mm Snow: 3mm Sep Precipitation: 291mm Snow: 22mm Oct Precipitation: 295mm Snow: 111mm Nov Precipitation: 220mm Snow: 141mm Dec Precipitation: 332mm Snow: 272mm
Precipitation
Snow

Robe Lake Seaplane Base is a very wet location, receiving approximately 2569mm of precipitation annually, which averages out to around 214mm per month. The wettest month is December, averaging 332mm of rainfall. October and September also tend to see above-average precipitation. The driest month is April, with just 135mm. That's 197mm less than December, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Robe Lake Seaplane Base receives heavy snowfall, accumulating around 1196cm annually from January through December. The snowiest month is December, with approximately 272cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 1km/h May Wind Speed: 1km/h Jun Wind Speed: 1km/h Jul Wind Speed: 1km/h Aug Wind Speed: 2km/h Sep Wind Speed: 2km/h Oct Wind Speed: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 2km/h
Wind Speed

Robe Lake Seaplane Base is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 1km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

75 days until Autumn

It is currently summer in Robe Lake Seaplane Base, which began on June 21, 2026. Robe Lake Seaplane Base is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 15°C, while the coldest stretch bottoms out in January near -10°C. Autumn is next, beginning on September 23, 2026 — 75 days from now.

Spring

Temperatures range from -8 to 7°C. Rainfall is heavy, totalling around 482mm across the season with a monthly average of 161mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 6 to 15°C. Rainfall is heavy, totalling around 577mm across the season with a monthly average of 192mm. Winds are generally light, averaging 1km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -6 to 10°C. Rainfall is heavy, totalling around 807mm across the season with a monthly average of 269mm. Expect around 274cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -10 to -3°C. Rainfall is heavy, totalling around 703mm across the season with a monthly average of 234mm. Expect around 592cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Monthly Climate Data

The table below shows monthly climate averages for Robe Lake Seaplane Base based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-10 °C
-5 °C
2 km/h
206 mm
172 cm
Feb
-9 °C
-4 °C
2 km/h
165 mm
148 cm
Mar
-8 °C
-3 °C
2 km/h
168 mm
137 cm
Apr
-2 °C
3 °C
1 km/h
135 mm
100 cm
May
2 °C
7 °C
1 km/h
179 mm
77 cm
Jun
6 °C
12 °C
1 km/h
144 mm
11 cm
Jul Current
9 °C
15 °C
1 km/h
154 mm
2 cm
Aug
8 °C
13 °C
2 km/h
280 mm
3 cm
Sep
5 °C
10 °C
2 km/h
291 mm
22 cm
Oct
0 °C
4 °C
2 km/h
295 mm
111 cm
Nov
-6 °C
-2 °C
2 km/h
220 mm
141 cm
Dec
-7 °C
-3 °C
2 km/h
332 mm
272 cm
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