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June Weather in Fort Smith, Canada

Last updated: June 18, 2025

In June, the average temperature in Fort Smith, Canada hovers around 16°C (61°F). Expect a range from a chilly 0°C (33°F) to a warm 33°C (91°F). With about 66 mm (2.6 in) of precipitation spread over 10 days, staying dry may require planning. Notably, the average humidity of 60% adds an interesting touch to the climate, making it a truly dynamic experience!

June Temperature in Fort Smith

In June in Fort Smith, the average temperature is 16°C (61°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 0°C (33°F). This climate makes Fort Smith an ideal destination for travelers seeking a mix of mild and warm weather.

June Weather in Fort Smith: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Fort Smith, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Smith, June typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (91°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec-5-7102647606460473412-4
Data source: Temperature data for Fort Smith 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.

June Precipitation in Fort Smith

In Fort Smith in June, the precipitation amount is 66 mm (2.6 in) over the course of 10 days.

June Precipitation Trends in Fort Smith

The chart displays monthly precipitation patterns in Fort Smith, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Fort Smith, June typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec221414173266637648313020
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Fort Smith

In Fort Smith in June, humidity is 60%. With an average temperature of 16°C (61°F), this humidity feels like a refreshing yet slightly clingy embrace, making it ideal for leisurely sightseeing, though it might leave you reaching for a cool drink more often.

June Average Humidity in Fort Smith

This chart illustrates the average monthly humidity levels in Fort Smith, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Fort Smith is approximately 60%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%96%93%82%68%60%73%80%82%90%95%98%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Fort Smith

In Fort Smith in June, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Fort Smith, you can refer to this Hourly UV Index in Fort Smith.

Maximum UV Index Levels in Fort Smith for June

The chart shows the monthly maximum UV Index (UVI) for Fort Smith in June, 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 June, the maximum UV index in Fort Smith typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123456664211
Data source: Fort Smith June 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 June Weather in Fort Smith Compares to Other Months

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

This table compares monthly weather conditions in Fort Smith, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-21°C (-5°F)22 mm (0.8 inches)96%low
February Weather-22°C (-6°F)14 mm (0.5 inches)96%low
March Weather-12°C (10°F)14 mm (0.6 inches)93%moderate
April Weather-3°C (27°F)17 mm (0.7 inches)82%moderate
May Weather8°C (47°F)32 mm (1.3 inches)68%moderate
June Weather16°C (61°F)66 mm (2.6 inches)60%high
July Weather18°C (64°F)63 mm (2.5 inches)73%high
August Weather16°C (60°F)76 mm (3.0 inches)80%high
September Weather9°C (48°F)48 mm (1.9 inches)82%moderate
October Weather1°C (34°F)31 mm (1.2 inches)90%low
November Weather-11°C (12°F)30 mm (1.2 inches)95%low
December Weather-20°C (-3°F)20 mm (0.8 inches)98%low

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