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September Weather in Sand Point, United States

Last updated: June 24, 2025

In Sand Point, United States, the average temperature in September hovers around 10°C (51°F), with a minimum of 6°C (44°F) and a maximum of 14°C (58°F). Expect 132 mm (5.2 in) of precipitation spread across 13 days, creating a humid atmosphere with an average humidity of 88%. 🌧️

September Temperature in Sand Point

In September in Sand Point, the average temperature is 10°C (51°F). The maximum can reach 14°C (58°F) and the minimum can be as low as 6°C (44°F). Be prepared for a mild climate and bring layers to stay comfortable while exploring.

September Weather in Sand Point: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sand Point, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sand Point, September typically has an average temperature of 10°C (51°F), with highs reaching up to 14°C (58°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec343634374146515350464137
Data source: Temperature data for Sand Point 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 Sand Point

In Sand Point in September, the precipitation amount is 132 mm (5.2 in) over the course of 13 days.

September Precipitation Trends in Sand Point

The chart displays monthly precipitation patterns in Sand Point, 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 Sand Point, September typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec9211571911018772106132165153157
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sand Point

In Sand Point in September, humidity is 88%. With an average temperature of 10°C (51°F), this humidity feels like a thick blanket of moisture enveloping you, making every step feel heavier and leaving you yearning for a refreshing breeze as you navigate the streets.

September Average Humidity in Sand Point

This chart illustrates the average monthly humidity levels in Sand Point, 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 Sand Point is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%89%84%83%89%92%93%92%88%84%84%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sand Point

In Sand Point 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 Sand Point.

Maximum UV Index Levels in Sand Point for September

The chart shows the monthly maximum UV Index (UVI) for Sand Point 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 Sand Point typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567875311
Data source: Sand Point 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 Sand Point Compares to Other Months

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

This table compares monthly weather conditions in Sand Point, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)92 mm (3.6 inches)86%low
February Weather2°C (36°F)115 mm (4.5 inches)89%low
March Weather1°C (34°F)71 mm (2.8 inches)84%moderate
April Weather3°C (37°F)91 mm (3.6 inches)83%moderate
May Weather5°C (41°F)101 mm (4.0 inches)89%high
June Weather8°C (47°F)86 mm (3.4 inches)92%high
July Weather11°C (51°F)72 mm (2.8 inches)93%very high
August Weather12°C (53°F)106 mm (4.2 inches)91%high
September Weather10°C (51°F)132 mm (5.2 inches)88%moderate
October Weather8°C (46°F)165 mm (6.5 inches)84%moderate
November Weather5°C (41°F)153 mm (6.0 inches)84%low
December Weather3°C (37°F)157 mm (6.2 inches)86%low

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