nomadseason

September Weather in Happy, United States

Last updated: June 24, 2025

In September, the average temperature in Happy, United States is a delightful 22°C (72°F). Expect a wide range of temperatures, with minimums dipping to 3°C (37°F) and maximums soaring up to 37°C (98°F). During this month, anticipate 43 mm (1.7 in) of precipitation spread over about 5 days, accompanied by an average humidity level of 72%. Enjoy the weather while staying prepared for the occasional rain!

September Temperature in Happy

In September in Happy, the average temperature is 22°C (72°F), with maximums reaching 37°C (98°F) and minimums dropping as low as 3°C (37°F). This weather makes Happy an ideal destination for travelers looking to enjoy a mix of warm days and cooler nights.

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

The chart illustrates September temperature patterns in Happy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Happy, September typically has an average temperature of 22°C (72°F), with highs reaching up to 37°C (98°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec394151586877807872584942
Data source: Temperature data for Happy 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 Happy

In Happy in September, the precipitation amount is 43 mm (1.7 in) over the course of 5 days.

September Precipitation Trends in Happy

The chart displays monthly precipitation patterns in Happy, 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 Happy, September typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec181239286638335243571316
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Happy

In Happy in September humidity is 72%. With an average temperature of 22°C (72°F), this humidity feels like you are stepping into a warm, embracing blanket, making traveling feel sweaty and slightly stifling, but the balmy weather is also quite perfect for exploring local attractions.

September Average Humidity in Happy

This chart illustrates the average monthly humidity levels in Happy, 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 Happy is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%64%70%78%81%82%78%72%73%81%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Happy

In Happy 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 Happy.

Maximum UV Index Levels in Happy for September

The chart shows the monthly maximum UV Index (UVI) for Happy 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 Happy typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111112121110864
Data source: Happy 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 Happy Compares to Other Months

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

This table compares monthly weather conditions in Happy, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)18 mm (0.7 inches)75%moderate
February Weather5°C (41°F)12 mm (0.5 inches)76%high
March Weather11°C (52°F)39 mm (1.5 inches)64%very high
April Weather14°C (58°F)28 mm (1.1 inches)70%extreme
May Weather20°C (68°F)66 mm (2.6 inches)78%extreme
June Weather25°C (77°F)38 mm (1.5 inches)81%extreme
July Weather27°C (80°F)33 mm (1.3 inches)82%extreme
August Weather26°C (79°F)52 mm (2.1 inches)78%extreme
September Weather22°C (72°F)43 mm (1.7 inches)72%very high
October Weather15°C (59°F)57 mm (2.2 inches)73%very high
November Weather9°C (49°F)13 mm (0.5 inches)80%high
December Weather6°C (42°F)16 mm (0.6 inches)81%moderate

Compare Happy's Climate with Cities Worldwide