July weather forecastGrefrath, Germany
July
Weather in July
July is a moderately hot summer month in Grefrath, Germany, with temperature in the range of an average high of 23.3°C (73.9°F) and an average low of 13.9°C (57°F).Temperature
July and August, when the average high-temperature reaches 23.3°C (73.9°F), are the warmest months.Humidity
In Grefrath, the average relative humidity in July is 75%.Rainfall
The months with the most rainfall are June, July and December, with an average 46mm (1.81") of precipitation.Snowfall
In Grefrath, snow does not fall in April through October.Daylight
In July, the average length of the day is 16h and 4min.On the first day of the month, sunrise is at 05:23 and sunset at 21:54. On the last day of July, in Grefrath, sunrise is at 05:58 and sunset at 21:23 CEST.
Sunshine
In Grefrath, Germany, the average sunshine in July is 9.4h.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 5 during July translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Grefrath, Germany
- Average high temperature in July: 23.3°C
The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in July: 13.9°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in July
Grefrath, Germany
- Average pressure in July: 1015.5mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in July
Grefrath, Germany
- Average wind speed in July: 11.2km/h
The windiest month (with the highest average wind speed) is December (17km/h).
The calmest months (with the lowest average wind speed) are July and August (11.2km/h).
Average humidity in July
Grefrath, Germany
- Average humidity in July: 75%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April and August (73%).
Average rainfall in July
Grefrath, Germany
- Average rainfall in July: 46mm
The wettest months (with the highest rainfall) are June, July and December (46mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in July
Grefrath, Germany
- Average rainfall days in July: 17.7 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is April (12.2 days).
Average snowfall in July
Grefrath, Germany
- Average snowfall in July: 0mm
The month with the highest snowfall is January (38mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in July
Grefrath, Germany
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Grefrath, Germany
- Average daylight in July: 16h and 6min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in July: 9h and 24min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in July
Grefrath, Germany
- Average sunshine days in July: 10.8 days
The month with the most sunshine days is October (15.1 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in July
Grefrath, Germany
- Average UV index in July: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in July
Grefrath, Germany
- Average cloud cover in July: 40
The month with the most cloud cover is December (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in July
Grefrath, Germany
- Average visibility in July: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).








