July weather forecast
Alphen aan den Rijn, Netherlands

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Weather in July

July in Alphen aan den Rijn witnesses the highest temperatures of the year moving between 15.2°C (59.4°F) and 20.3°C (68.5°F) with the heaviest rainfall at 40mm (1.57") accumulated over 17.2 days. This can be taken as an indicator of the climax of summer, characterised by warm weather and increased precipitation. The long, sunny days and high UV index continue to remind residents to stay protected against excessive sun exposure. It is a time of the year when locals plan outdoor activities and barbeques, despite the looming rain showers.

Temperature

As July unfolds in Alphen aan den Rijn, Netherlands, the average high-temperature reaches an agreeable 20.3°C (68.5°F), hinting at a slight fluctuation from the previous month. Nighttime temperature experiences an average drop to a refreshing 15.2°C (59.4°F) in July.

Humidity

In Alphen aan den Rijn, the average relative humidity in July is 77%.

Rainfall

In Alphen aan den Rijn, Netherlands, in July, it is raining for 17.2 days, with typically 40mm (1.57") of accumulated precipitation. In Alphen aan den Rijn, Netherlands, during the entire year, the rain falls for 183.4 days and collects up to 400mm (15.75") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in July in Alphen aan den Rijn, Netherlands, is 16h and 12min.
On the first day of July, sunrise is at 05:25 and sunset at 22:05. On the last day of the month, sunrise is at 06:02 and sunset at 21:33 CEST.

Sunshine

The average sunshine in July is 10.1h.

UV index

The months with the highest UV index in Alphen aan den Rijn are June through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during July translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the average July temperature in Alphen aan den Rijn?

The average high-temperature and low-temperature in Alphen aan den Rijn during July are 20.3°C (68.5°F) and 15.2°C (59.4°F) respectively.

What is the average humidity in July in Alphen aan den Rijn?

In July, the average relative humidity in Alphen aan den Rijn is 77%.

How much does it rain in Alphen aan den Rijn in July?

In Alphen aan den Rijn, Netherlands, in July, during 17.2 rainfall days, 40mm (1.57") of precipitation is typically accumulated.

When it does not snow in Alphen aan den Rijn?

In Alphen aan den Rijn, Netherlands, snow does not fall in April through October.

How many hours of daylight does Alphen aan den Rijn have in July?

In Alphen aan den Rijn, Netherlands, the average day length in July is 16h and 12min.

When are sunrise and sunset in July in Alphen aan den Rijn?

In July, on the first day of the month, sunrise is at 05:25 and sunset at 22:05. On the last day of the month, in Alphen aan den Rijn, Netherlands, sunrise is at 06:02 and sunset at 21:33 CEST.

How long on average sun shines in July in Alphen aan den Rijn?

In Alphen aan den Rijn, the average sunshine duration in July is 10.1h.

What is the month with the highest UV index in Alphen aan den Rijn?

The months with the highest UV index in Alphen aan den Rijn are June through August, with an average maximum UV index of 5.

What is the UV index intensity in July in Alphen aan den Rijn?

The average daily maximum UV index in July in Alphen aan den Rijn is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJulyASOND
Jun
July
Aug
Average high temperature
18.2°C 64.8°F
20.3°C 68.5°F
21°C 69.8°F
Average low temperature
12.7°C 54.9°F
15.2°C 59.4°F
16.3°C 61.3°F
Average pressure
1016.1mbar 30.01inHg
1015.2mbar 29.98inHg
1015mbar 29.97inHg
Average wind speed
16.5km/h 10.3mph
16.1km/h 10mph
16.5km/h 10.3mph
Average max. wind speed
17.5km/h 10.9mph
17km/h 10.6mph
17.6km/h 10.9mph
Average wind speed gusts
24.4km/h 15.2mph
23.8km/h 14.8mph
24.4km/h 15.2mph
Average humidity
78%
77%
75%
Average rainfall
34mm 1.34"
40mm 1.57"
53mm 2.09"
Average rainfall days
12.5
17.2
19.1
Average snowfall
0mm 0"
0mm 0"
0mm 0"
Average snowfall days
0
0
0
Average daylight
16h 4min
16h 1min
14h 4min
Average sunshine
10h 2min
10h 1min
9h 3min
Average sunshine days
14.1
11.2
9.5
Average UV index
5
5
5
Average cloud cover
40%
39%
38%
Average visibility
10km 6.2mi
10km 6.2mi
10km 6.2mi

Average temperature in July
Alphen aan den Rijn, Netherlands

Average temperature in July - Alphen aan den Rijn, Netherlands
  • Average high temperature in July: 20.3°C

The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in July: 15.2°C

The month with the highest average low temperature is August (16.3°C).
The coldest month (with the lowest average low temperature) is February (2.8°C).

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Average pressure in July
Alphen aan den Rijn, Netherlands

Average pressure in July - Alphen aan den Rijn, Netherlands
  • Average pressure in July: 1015.2mbar

The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).

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Average wind speed in July
Alphen aan den Rijn, Netherlands

Average wind speed in July - Alphen aan den Rijn, Netherlands
  • Average wind speed in July: 16.1km/h

The windiest month (with the highest average wind speed) is December (24.7km/h).
The calmest month (with the lowest average wind speed) is July (16.1km/h).

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Average humidity in July
Alphen aan den Rijn, Netherlands

Average humidity in July - Alphen aan den Rijn, Netherlands
  • Average humidity in July: 77%

The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are April and August (75%).

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Average rainfall in July
Alphen aan den Rijn, Netherlands

Average rainfall in July - Alphen aan den Rijn, Netherlands
  • Average rainfall in July: 40mm

The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (14mm).

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Average rainfall days in July
Alphen aan den Rijn, Netherlands

Average rainfall days in July - Alphen aan den Rijn, Netherlands
  • Average rainfall days in July: 17.2 days

The month with the highest number of rainy days is August (19.1 days).
The month with the least rainy days is April (11.3 days).

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Average snowfall in July
Alphen aan den Rijn, Netherlands

Average snowfall in July - Alphen aan den Rijn, Netherlands
  • Average snowfall in July: 0mm

The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in July
Alphen aan den Rijn, Netherlands

Average snowfall days in July - Alphen aan den Rijn, Netherlands
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Alphen aan den Rijn, Netherlands

Average daylight in July / Average sunshine in July - Alphen aan den Rijn, Netherlands
  • Average daylight in July: 16h and 1min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in July: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

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Average sunshine days in July
Alphen aan den Rijn, Netherlands

Average sunshine days in July - Alphen aan den Rijn, Netherlands
  • Average sunshine days in July: 11.2 days

The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is December (8.1 days).

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Average UV index in July
Alphen aan den Rijn, Netherlands

Average UV index in July - Alphen aan den Rijn, Netherlands
  • 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).

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Average cloud cover in July
Alphen aan den Rijn, Netherlands

Average cloud cover in July - Alphen aan den Rijn, Netherlands
  • Average cloud cover in July: 39

The month with the most cloud cover is December (Cloud cover 65).
The months with the least cloud cover are April and August (Cloud cover 38).

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Average visibility in July
Alphen aan den Rijn, Netherlands

Average visibility in July - Alphen aan den Rijn, Netherlands
  • Average visibility in July: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).

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Alphen aan den Rijn, Netherlands

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