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September Weather in Bloomfield, United States

Last updated: June 24, 2025

The average temperature in Bloomfield, United States during September is a pleasant 21°C (69°F). However, it can experience a range, with minimums of 6°C (43°F) and maximums reaching 34°C (93°F). Expect 126 mm (5.0 in) of precipitation over about 8 days, along with an average humidity of 73%, creating a diverse and dynamic climate.

September Temperature in Bloomfield

In September in Bloomfield, the average temperature is 21°C (69°F). Maximums can reach 34°C (93°F), and minimums can dip as low as 6°C (43°F). This makes Bloomfield a great destination for travelers looking for mild weather with a mix of warm days and cool nights.

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

The chart illustrates September temperature patterns in Bloomfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bloomfield, September typically has an average temperature of 21°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec252742506475787569544033
Data source: Temperature data for Bloomfield 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 Bloomfield

In Bloomfield in September, the precipitation amount is 126 mm (5.0 in) spread over 8 days, indicating a relatively wet period for the region.

September Precipitation Trends in Bloomfield

The chart displays monthly precipitation patterns in Bloomfield, 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 Bloomfield, September typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec5252978014913175761261265238
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bloomfield

In Bloomfield in September, humidity is 73%. With an average temperature of 21°C (69°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat stifling and travel a bit more challenging, as the air is dense and can leave you feeling fatigued more quickly.

September Average Humidity in Bloomfield

This chart illustrates the average monthly humidity levels in Bloomfield, 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 Bloomfield is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%77%78%77%81%81%77%73%75%85%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bloomfield

In Bloomfield in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Bloomfield.

Maximum UV Index Levels in Bloomfield for September

The chart shows the monthly maximum UV Index (UVI) for Bloomfield 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 Bloomfield typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35699111098642
Data source: Bloomfield 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 Bloomfield Compares to Other Months

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

This table compares monthly weather conditions in Bloomfield, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)52 mm (2.1 inches)78%moderate
February Weather-3°C (28°F)52 mm (2.0 inches)80%moderate
March Weather5°C (42°F)97 mm (3.8 inches)77%high
April Weather10°C (51°F)80 mm (3.1 inches)77%very high
May Weather18°C (64°F)149 mm (5.9 inches)77%very high
June Weather24°C (75°F)131 mm (5.1 inches)81%extreme
July Weather26°C (79°F)75 mm (3.0 inches)81%very high
August Weather24°C (75°F)76 mm (3.0 inches)77%very high
September Weather21°C (69°F)126 mm (5.0 inches)73%very high
October Weather12°C (54°F)126 mm (5.0 inches)75%high
November Weather4°C (40°F)52 mm (2.0 inches)85%moderate
December Weather1°C (33°F)38 mm (1.5 inches)83%low

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