July weather forecast and climate
Grafton, ND

July is a moderately hot summer month in Grafton, North Dakota, with average temperature ranging between min 59.9°F (15.5°C) and max 79.5°F (26.4°C).

Temperature

In July, the average high-temperature marginally rises, from an agreeable 73°F (22.8°C) in June, to a warm 79.5°F (26.4°C). In July, in Grafton, the average low-temperature is 59.9°F (15.5°C).

Humidity

The average relative humidity in Grafton is 70%.

Rainfall

In Grafton, North Dakota, during July, the rain falls for 12.5 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, in Grafton, there are 97.8 rainfall days, and 15.83" (402mm) of precipitation is accumulated.

Snowfall

In Grafton snow does not fall in June through September.

Daylight

In Grafton, the average length of the day is 15.6h.

Sunshine

July has the most sunshine of the year in Grafton, with an average of 11h of sunshine.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index in Grafton. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in July transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in July in Grafton?

In Grafton, in July, the average high-temperature is 79.5°F (26.4°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in July in Grafton?

In July, the average relative humidity is 70%.

How many days does it rain in July in Grafton?

In Grafton, North Dakota, in July, during 12.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Grafton?

In Grafton, North Dakota, snow does not fall in June through September.

How many hours of daylight does Grafton have in July?

In Grafton, the average length of the day in July is 15.6h.

What month has the most sunshine in Grafton?

The month with the most sunshine in Grafton is July, with an average of 11h of sunshine.

How many hours of sunshine does Grafton have in July?

In Grafton, the average sunshine in July is 11h.

When is the highest UV index in Grafton?

July is the month with the highest UV index in Grafton, with an average maximum UV index of 6.

How high is the UV index in July in Grafton?

In July, the average daily maximum UV index in Grafton is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the UV radiation.
Average temperature in July - Grafton, ND
  • Average high temperature in July: 26.4°C

The warmest month (with the highest average high temperature) is August (26.9°C).
The month with the lowest average high temperature is January (-9.6°C).

  • Average low temperature in July: 15.5°C

The month with the highest average low temperature is July (15.5°C).
The coldest month (with the lowest average low temperature) is January (-17.3°C).

Average pressure in July - Grafton, ND
  • Average pressure in July: 1012.5mbar

The month with the highest atmospheric pressure is February (1021.5mbar).
The month with the lowest atmospheric pressure is June (1010.9mbar).

Average wind speed in July - Grafton, ND
  • Average wind speed in July: 13.1km/h

The windiest month (with the highest average wind speed) is October (17km/h).
The calmest months (with the lowest average wind speed) are July and August (13.1km/h).

Average humidity in July - Grafton, ND
  • Average humidity in July: 70%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (59%).

Average rainfall in July - Grafton, ND
  • Average rainfall in July: 50mm

The wettest month (with the highest rainfall) is June (71mm).
The driest months (with the least rainfall) are January and February (14mm).

Average rainfall days in July - Grafton, ND
  • Average rainfall days in July: 12.5 days

The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (1.6 days).

Average snowfall in July - Grafton, ND
  • Average snowfall in July: 0mm

The month with the highest snowfall is December (100mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in July - Grafton, ND
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (14.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July / Average sunshine in July - Grafton, ND
  • Average daylight in July: 15.6h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in July: 11h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is January (Average sunshine: 3.2h).

Average sunshine days in July - Grafton, ND
  • Average sunshine days in July: 15.9 days

The month with the most sunshine days is August (19.8 days).
The month with the least sunshine days is June (11.5 days).

Average UV index in July - Grafton, ND
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February and November (UV index 1).

Average cloud cover in July - Grafton, ND
  • Average cloud cover in July: 26

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in July - Grafton, ND
  • Average visibility in July: 10km

Months with the highest visibility are May, July, August and September (10km).
Months with the lowest visibility are January, February, March and December (8km).