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September Weather in Metlakatla, United States

Last updated: June 24, 2025

In September, the average temperature in Metlakatla, United States hovers around 13°C (55°F). Daily highs can reach up to 21°C (69°F), while lows dip to about 8°C (46°F). Be prepared for some drizzle, as precipitation amounts to 311 mm (12.3 in) over approximately 18 days. With an average humidity of 92%, it's a moist but invigorating time to visit!

September Temperature in Metlakatla

In September, in Metlakatla, the average temperature is 13°C (55°F). The maximum can reach 21°C (69°F), while the minimum can drop to as low as 8°C (46°F). Be prepared for mild weather and pack accordingly for both warmer and cooler moments during your travels.

September Weather in Metlakatla: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Metlakatla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Metlakatla, September typically has an average temperature of 13°C (55°F), with highs reaching up to 21°C (69°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec363538434853575855474338
Data source: Temperature data for Metlakatla generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Metlakatla

In Metlakatla in September, the precipitation amount is 311 mm (12.3 in) over the course of 18 days.

September Precipitation Trends in Metlakatla

The chart displays monthly precipitation patterns in Metlakatla, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Metlakatla, September typically receives around 311 mm (12.3 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec311186240226144218168327311346433353
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Metlakatla

In Metlakatla in September, humidity is 92%. With an average temperature of 13°C (55°F), this humidity feels like a thick, warm blanket, making outdoor activities feel muggy and exhausting, and travelers should prepare for a sluggish atmosphere that can heighten fatigue.

September Average Humidity in Metlakatla

This chart illustrates the average monthly humidity levels in Metlakatla, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Metlakatla is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%85%81%81%90%92%92%91%87%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Metlakatla

In Metlakatla in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Metlakatla.

Maximum UV Index Levels in Metlakatla for September

The chart shows the monthly maximum UV Index (UVI) for Metlakatla in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Metlakatla typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567875311
Data source: Metlakatla September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Metlakatla Compares to Other Months

Weather in Metlakatla varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Metlakatla, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Metlakatla, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (37°F)311 mm (12.2 inches)86%low
February Weather2°C (35°F)186 mm (7.3 inches)85%low
March Weather4°C (39°F)240 mm (9.5 inches)84%moderate
April Weather6°C (43°F)226 mm (8.9 inches)85%moderate
May Weather9°C (49°F)144 mm (5.7 inches)81%high
June Weather12°C (53°F)218 mm (8.6 inches)81%high
July Weather14°C (57°F)168 mm (6.6 inches)90%very high
August Weather14°C (58°F)327 mm (12.9 inches)92%high
September Weather13°C (55°F)311 mm (12.3 inches)92%moderate
October Weather9°C (48°F)346 mm (13.6 inches)91%moderate
November Weather6°C (43°F)433 mm (17.0 inches)87%low
December Weather3°C (38°F)353 mm (13.9 inches)87%low

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