July weather forecast
Lyman, SC

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Weather in July

July, the same as June, in Lyman, South Carolina, is a hot summer month, with an average temperature varying between 91°F (32.8°C) and 69.1°F (20.6°C).

Temperature

Lyman's warmest month, July, registers temperatures that range from a high of 91°F (32.8°C) to a low of 69.1°F (20.6°C).

Heat index

The heat index for July is calculated to be a blisteringly hot 107.6°F (42°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly meaningful for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

The least humid month is July, with an average relative humidity of 67%.

Rainfall

In Lyman, in July, during 15.3 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Lyman, during the entire year, the rain falls for 141 days and collects up to 28.5" (724mm) of precipitation.

Snowfall

In Lyman, snow does not fall in April through October.

Daylight

The average length of the day in July is 14h and 14min.
On the first day of July in Lyman, sunrise is at 6:18 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 8:31 pm EDT.

Sunshine

July has the most sunshine of the year in Lyman, with an average of 10.9h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 6 in July suggests the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What time of the year is the hottest in Lyman?

July is the month when Lyman, South Carolina, sees the average highest temperatures, with a high of 91°F (32.8°C) and a low of 69.1°F (20.6°C).

How hot does it get in Lyman in July?

The high-temperature, in July, in Lyman, is 91°F (32.8°C), while the low-temperature averages to 69.1°F (20.6°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is calculated to be 107.6°F (42°C).

What is the least humid month in Lyman?

July is the least humid month in Lyman, South Carolina, with an average relative humidity of 67%.

What is the average humidity in July in Lyman?

The average relative humidity in July is 67%.

How many days does it rain in July in Lyman?

In Lyman, during July, the rain falls for 15.3 days and regularly aggregates up to 2.13" (54mm) of precipitation.

When it does not snow in Lyman?

In Lyman, snow does not fall in April through October.

How many hours of daylight does Lyman have in July?

In July, the average day length in Lyman, South Carolina, is 14h and 14min.

When are sunrise and sunset in July in Lyman?

In July, on the first day of the month, sunrise is at 6:18 am and sunset at 8:46 pm. On the last day of the month, in Lyman, sunrise is at 6:37 am and sunset at 8:31 pm EDT.

What month has the most sunshine in Lyman?

July has the most sunshine of the year in Lyman, South Carolina, with an average of 10.9h of sunshine.

How many hours of sunshine does Lyman have in July?

The average sunshine duration in July is 10.9h.

What are the months with the highest UV index in Lyman?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index intensity in July in Lyman?

The average daily maximum UV index in July in Lyman, South Carolina, is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Lyman, SC

Average temperature in July - Lyman, SC
  • Average high temperature in July: 91°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.9°F).

  • Average low temperature in July: 69.1°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

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Average pressure in July
Lyman, SC

Average pressure in July - Lyman, SC
  • Average pressure in July: 30.01"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in July
Lyman, SC

Average wind speed in July - Lyman, SC
  • Average wind speed in July: 4.6mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in July
Lyman, SC

Average humidity in July - Lyman, SC
  • Average humidity in July: 67%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (67%).

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Average rainfall in July
Lyman, SC

Average rainfall in July - Lyman, SC
  • Average rainfall in July: 2.13"

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.38").

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Average rainfall days in July
Lyman, SC

Average rainfall days in July - Lyman, SC
  • Average rainfall days in July: 15.3 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in July
Lyman, SC

Average snowfall in July - Lyman, SC
  • Average snowfall in July: 0"

The month with the highest snowfall is December (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Lyman, SC

Average snowfall days in July - Lyman, SC
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Lyman, SC

Average daylight in July / Average sunshine in July - Lyman, SC
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in July
Lyman, SC

Average sunshine days in July - Lyman, SC
  • Average sunshine days in July: 13.5 days

The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is August (13.3 days).

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Average UV index in July
Lyman, SC

Average UV index in July - Lyman, SC
  • Average UV index in July: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in July
Lyman, SC

Average cloud cover in July - Lyman, SC
  • Average cloud cover in July: 28

The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 28).

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Average visibility in July
Lyman, SC

Average visibility in July - Lyman, SC
  • Average visibility in July: 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).

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Lyman, South Carolina, USA

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