Yosemite National Park is definitely worth a visit
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Tetlin (AK) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Tetlin.
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Climate overview of Tetlin
The climate in Tetlin, Alaska, United States of America, is marked by large temperature swings across the seasons, ranging from 19°C (66°F) in July to -13°C (9°F) in January.
The city receives around 530 mm (21 in) of rain/snowfall per year. It experiences a distinct dry season from February to May, with pleasant summers and very cold winters. September is the wettest month and April the driest.
Tetlin Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Tetlin - and find the best time to visit.
Monthly Temperature in Tetlin
In Tetlin, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a pleasant 19°C (66°F) in July to a very cold -13°C (9°F) in January.
Nighttime temperatures range from 8°C (46°F) in July to -20°C (-4°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Tetlin
On average, Tetlin receives a reasonable amount of rain/snowfall, with an annual precipitation of 530 mm (21 in). The seasons in Tetlin bring significant changes in precipitation. The wettest month, September, receives moderate rainfall, with an average of 68 mm (2.7 in) of precipitation. This rainfall is distributed across 13 rainy days.
In contrast, the driest month, April, experiences much less snow/rainfall, totaling 26 mm (1 in) over 6 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Tetlin Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Tetlin by Month
The relative humidity is high throughout the year in Tetlin.
The city experiences its highest humidity in December, reaching 83%. In June, the humidity drops to its lowest level at 58%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Tetlin
The most comfortable overall weather for exploring Tetlin is usually found in June, July and August. Conditions are generally least comfortable in January, February, March, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
very cold
Mar
very cold
Apr
mixed
May
mixed
Jun
very good
Jul
very good
Aug
very good
Sep
mixed
Oct
cold
Nov
very cold
Dec
very cold
- Best overall: June, July and August
- Warmest weather: June, July and August
- Fewest rainy days: April
- Seasonal pattern: A distinct dry season from February to May, with pleasant summers and very cold winters
- Coldest conditions: January, with freezing nights around -20°C (-4°F).
Frequently asked questions about the climate in Tetlin
What is the best time to visit Tetlin?
June, July and August typically offer the most optimal weather in Tetlin. In contrast, January, February, March, October, November and December tend to have less optimal conditions. Tetlin has a distinct dry season from February to May, with pleasant summers and very cold winters.
What temperatures can I expect in Tetlin?
Daytime highs range from -13°C (9°F) in January to 19°C (66°F) in July. Nighttime lows range from -20°C (-4°F) to 8°C (46°F). Temperatures vary considerably through the year.
How much rain does Tetlin get?
Annual rainfall is around 530 mm (21 in). September is the wettest month with 68 mm (2.7 in), while April is the driest with 26 mm (1 in).
Tetlin 3-Day Forecast
Tetlin on the map
Tetlin is highlighted - select any city to see its climate.
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