Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
As June sets, the average high-temperature shows an increase, moving up from a warm 78.6°F (25.9°C) in May to a hot 91.6°F (33.1°C). In June, Helena records an average nighttime temperature of 71.4°F (21.9°C).Heat index
The heat index value for June is computed to be a fiery hot 102.2°F (39°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.In reference to the heat index, it's for places in shade and with a slight wind. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. The body is at risk of dehydration and related complications when it fails to shed excessive heat.
Humidity
In Helena, the average relative humidity in June is 58%.Rainfall
In Helena, in June, during 9.8 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, in Helena, there are 103.1 rainfall days, and 18.11" (460mm) of precipitation is accumulated.Snowfall
In Helena, Oklahoma, snow does not fall in June through September.Daylight
With an average of 14h and 36min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 6:15 am and sunset at 8:46 pm. On the last day of June, sunrise is at 6:18 am and sunset at 8:55 pm CDT.
Sunshine
With an average of 11.4h of sunshine, June has the most sunshine of the year in Helena.UV index
June through August, with an average maximum UV index of 7, are months with the highest UV index in Helena, Oklahoma. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 7 in June transforms into the following instructions:
Fend off overexposure. Sun protection is vital. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
How hot is it in Helena in June?
What is the average humidity in June in Helena?
How much does it rain in Helena in June?
When it does not snow in Helena?
Does it snow in Helena in June?
When are the longest days in Helena?
How many hours of daylight does Helena have in June?
What time are sunrise and sunset in June in Helena?
What month has the most sunshine in Helena?
How many hours of sunshine does Helena have in June?
When is the highest UV index in Helena?
What is the UV index intensity in June in Helena?
Average temperature in June
Helena, OK
- Average high temperature in June: 91.6°F
The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is January (46.4°F).
- Average low temperature in June: 71.4°F
The month with the highest average low temperature is July (75.2°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in June
Helena, OK
- Average pressure in June: 29.86"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in June
Helena, OK
- Average wind speed in June: 10.9mph
The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in June
Helena, OK
- Average humidity in June: 58%
The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is July (54%).
Average rainfall in June
Helena, OK
- Average rainfall in June: 1.77"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in June
Helena, OK
- Average rainfall days in June: 9.8 days
The month with the highest number of rainy days is May (13.2 days).
The month with the least rainy days is December (3.6 days).
Average snowfall in June
Helena, OK
- Average snowfall in June: 0"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in June
Helena, OK
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Helena, OK
- Average daylight in June: 14h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in June: 11h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in June
Helena, OK
- Average sunshine days in June: 16.5 days
The month with the most sunshine days is January (25.5 days).
The month with the least sunshine days is May (15 days).
Average UV index in June
Helena, OK
- Average UV index in June: 7
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in June
Helena, OK
- Average cloud cover in June: 17
The months with the most cloud cover are March and April (Cloud cover 33).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in June
Helena, OK
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Helena, Oklahoma, USA
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