nomadseason

September Weather in Hanna, United States

Last updated: June 24, 2025

In Hanna, United States during September, the average temperature hovers around 14°C (58°F). It can experience a wide range, dipping as low as -8°C (18°F) and peaking at 33°C (91°F). Expect about 26 mm (1.0 in) of precipitation spread over 4 days, along with an average humidity level of 63%.

September Temperature in Hanna

In September in Hanna, the average temperature is 14°C (58°F). The maximum can reach 33°C (91°F), while the minimum can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures if you plan on traveling during this time.

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

The chart illustrates September temperature patterns in Hanna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hanna, September typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (91°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec212130374762696758403224
Data source: Temperature data for Hanna generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Hanna

In Hanna in September, the precipitation amount is 26 mm (1.0 in) over the course of 4 days.

September Precipitation Trends in Hanna

The chart displays monthly precipitation patterns in Hanna, 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 Hanna, September typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec323843535524171626423436
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Hanna

In Hanna in September humidity is 63%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making travel slightly uncomfortable as the air hangs heavy and clings to your skin, but it's still manageable for exploring and enjoying the sights.

September Average Humidity in Hanna

This chart illustrates the average monthly humidity levels in Hanna, 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 Hanna is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%86%75%67%67%68%62%63%63%72%80%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hanna

In Hanna in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Hanna.

Maximum UV Index Levels in Hanna for September

The chart shows the monthly maximum UV Index (UVI) for Hanna 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 Hanna typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469121112121110653
Data source: Hanna 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 Hanna Compares to Other Months

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

This table compares monthly weather conditions in Hanna, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)32 mm (1.3 inches)84%moderate
February Weather-6°C (21°F)38 mm (1.5 inches)85%high
March Weather-1°C (30°F)43 mm (1.7 inches)75%very high
April Weather3°C (37°F)53 mm (2.1 inches)67%extreme
May Weather9°C (48°F)54 mm (2.1 inches)67%extreme
June Weather17°C (62°F)24 mm (0.9 inches)68%extreme
July Weather21°C (70°F)17 mm (0.7 inches)62%extreme
August Weather19°C (67°F)16 mm (0.6 inches)63%extreme
September Weather14°C (58°F)26 mm (1.0 inches)63%very high
October Weather5°C (40°F)42 mm (1.7 inches)72%high
November Weather0°C (32°F)34 mm (1.3 inches)79%moderate
December Weather-5°C (24°F)36 mm (1.4 inches)85%moderate

Compare Hanna's Climate with Cities Worldwide