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September Weather in Clare, United States

Last updated: June 24, 2025

In September, the average temperature in Clare, United States hovers around 17°C (63°F). Expect a range where the minimum can dip to 0°C (32°F) while the maximum peaks at a warm 35°C (95°F). With an average precipitation of 93 mm (3.7 in) over 10 days, be prepared for some wet days ahead. Overall, humidity tends to stay high at an average of around 80%, making for a rather humid climate.

September Temperature in Clare

In September in Clare, the average temperature is 17°C (63°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop to as low as 0°C (32°F). This variability makes it essential to pack a range of clothing options for your travels.

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

The chart illustrates September temperature patterns in Clare, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clare, September typically has an average temperature of 17°C (63°F), with highs reaching up to 35°C (95°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec232434455868737063513730
Data source: Temperature data for Clare 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 Clare

In Clare in September, the precipitation amount is 93 mm (3.7 in) over the course of 10 days.

September Precipitation Trends in Clare

The chart displays monthly precipitation patterns in Clare, 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 Clare, September typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec535355881131006893931275464
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Clare

In Clare in September humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.

September Average Humidity in Clare

This chart illustrates the average monthly humidity levels in Clare, 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 Clare is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%85%86%80%80%80%81%80%84%90%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Clare

In Clare in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Clare.

Maximum UV Index Levels in Clare for September

The chart shows the monthly maximum UV Index (UVI) for Clare 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 Clare typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Clare 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 Clare Compares to Other Months

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

This table compares monthly weather conditions in Clare, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)53 mm (2.1 inches)88%low
February Weather-4°C (25°F)53 mm (2.1 inches)87%moderate
March Weather1°C (35°F)55 mm (2.2 inches)85%moderate
April Weather7°C (45°F)88 mm (3.5 inches)86%very high
May Weather14°C (58°F)113 mm (4.4 inches)80%very high
June Weather20°C (68°F)100 mm (3.9 inches)80%very high
July Weather23°C (74°F)68 mm (2.7 inches)80%very high
August Weather21°C (71°F)93 mm (3.7 inches)80%very high
September Weather17°C (63°F)93 mm (3.7 inches)80%high
October Weather11°C (51°F)127 mm (5.0 inches)84%moderate
November Weather3°C (37°F)54 mm (2.1 inches)89%moderate
December Weather-1°C (30°F)64 mm (2.5 inches)86%low

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