August weather forecastJohnstone, United Kingdom
August
Weather in August
August, the last month of the summer in Johnstone, is also an enjoyable month, with an average temperature fluctuating between 9.8°C (49.6°F) and 16°C (60.8°F).Temperature
The introduction of August notes a subtle temperature variation to a still comfortable 16°C (60.8°F) from July's 16.7°C (62.1°F). Johnstone's nighttime temperature during August is consistently averaged at a chilly 9.8°C (49.6°F).Humidity
The average relative humidity in August in Johnstone is 88%.Rainfall
The month with the most rainfall is August, when the rain falls for 26.5 days and typically aggregates up to 110mm (4.33") of precipitation.Snowfall
May through October are months without snowfall in Johnstone.Daylight
The average length of the day in August in Johnstone is 15h and 0min.On the first day of the month, sunrise is at 5:24 am and sunset at 9:24 pm. On the last day of August, in Johnstone, sunrise is at 6:22 am and sunset at 8:14 pm BST.
Sunshine
The average sunshine in August is 5.8h.UV index
In Johnstone, the average daily maximum UV index in August is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 3 during August, leads to the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Johnstone, United Kingdom
- Average high temperature in August: 16°C
The warmest month (with the highest average high temperature) is July (16.7°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in August: 9.8°C
The month with the highest average low temperature is July (10.1°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in August
Johnstone, United Kingdom
- Average pressure in August: 1011.2mbar
The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is November (1006.8mbar).
Average wind speed in August
Johnstone, United Kingdom
- Average wind speed in August: 13.2km/h
The windiest month (with the highest average wind speed) is January (18.9km/h).
The calmest months (with the lowest average wind speed) are June and July (12.2km/h).
Average humidity in August
Johnstone, United Kingdom
- Average humidity in August: 88%
The months with the highest relative humidity are January, September, October, November and December (89%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in August
Johnstone, United Kingdom
- Average rainfall in August: 110mm
The wettest month (with the highest rainfall) is August (110mm).
The driest month (with the least rainfall) is April (44mm).
Average rainfall days in August
Johnstone, United Kingdom
- Average rainfall days in August: 26.5 days
The month with the highest number of rainy days is August (26.5 days).
The month with the least rainy days is February (18.3 days).
Average snowfall in August
Johnstone, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is February (67mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in August
Johnstone, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Johnstone, United Kingdom
- Average daylight in August: 15h and 0min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in August: 5h and 48min
The month with the most sunshine is June (Average sunshine: 7h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in August
Johnstone, United Kingdom
- Average sunshine days in August: 2.8 days
The month with the most sunshine days is April (9.2 days).
The month with the least sunshine days is August (2.8 days).
Average UV index in August
Johnstone, United Kingdom
- Average UV index in August: 3
The months with the highest UV index are May, June and July (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in August
Johnstone, United Kingdom
- Average cloud cover in August: 65
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 56).
Average visibility in August
Johnstone, United Kingdom
- Average visibility in August: 8km
The months with the highest visibility are February, March, April, May and November (9km).
The months with the lowest visibility are January, June, July, August, September, October and December (8km).
