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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
during daylight hours
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "during daylight hours" is correct and usable in written English.
You can use the phrase to refer to any part of the day that has natural light, excluding night time. For example: "The park is open during daylight hours, but the gates close at sunset."
✓ Grammatically correct
News & Media
Science
Academia
Wiki
Alternative expressions(20)
during the day
in the daytime
while the sun is up
in broad daylight
in the light of day
between sunrise and sunset
from dawn till dusk
as the festival went on
around today
later that day
with the passage of the day
earlier today
for the day
as the stage progresses
before midnight
by late today
as the game went on
for the duration of the day
during the entire time
as the week went on
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Lots of light during daylight hours.
News & Media
The bears are active during daylight hours.
News & Media
The area is open all year during daylight hours.
News & Media
A searing sun burns the skin during daylight hours.
News & Media
Nobody with a choice ventures outside during daylight hours.
News & Media
A curfew remains in force, sometimes during daylight hours.
News & Media
Images are updated every 30 minutes during daylight hours.
Academia
But solar power is only useful during daylight hours.
Calves urinate and defecate more frequently during daylight hours when they are more active.
Science
Adults were collected using a modified demersal trawl net deployed during daylight hours.
Science
In both experiments, E. coli removal was rapid during daylight hours and slow overnight.
Science
Expert writing Tips
Best practice
When scheduling outdoor activities, specify they will occur "during daylight hours" to ensure visibility and safety.
Common error
Avoid using "during daylight hours" when "daytime" suffices and sounds more natural. While grammatically correct, "during daylight hours" can sometimes sound overly formal or verbose.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "during daylight hours" primarily functions as an adverbial phrase, modifying verbs or clauses to specify the time frame in which an action occurs. As Ludwig AI confirms, it is grammatically correct and widely used.
Frequent in
News & Media
31%
Science
30%
Huffington Post
16%
Less common in
Academia
9%
Wiki
8%
The New York Times
6%
Ludwig's WRAP-UP
The phrase "during daylight hours" is a grammatically sound and commonly used adverbial phrase that indicates a specific timeframe aligned with the presence of natural light. As Ludwig AI confirms, its primary function is to specify when events occur, often for reasons of visibility or scheduling. While it is acceptable for diverse contexts, from scientific reports to news articles, alternatives like "during the day" may occasionally offer a more concise option.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
during the day
A very common synonym, suitable for most contexts where "during daylight hours" is appropriate.
in daylight
Omits "during" and "hours", offering a more concise alternative. It refers to actions happening while the sun is up.
in the daytime
Replaces "daylight hours" with "daytime", emphasizing the general period of day as opposed to specifically when light is available.
while the sun is up
Uses more descriptive language to indicate when the sun is above the horizon.
in broad daylight
Emphasizes that the event occurs when the sun is fully visible, suggesting a lack of concealment.
in the light of day
Emphasizes visibility and clarity, adding a nuance of openness or exposure.
between sunrise and sunset
Specifies the exact boundaries of the period, providing a precise timeframe.
from dawn till dusk
A more poetic way to describe the period from morning to evening, implying the entire span of daylight.
during lit hours
Refers to hours that are exposed to light, whether artificial or natural.
while it's light out
Uses informal language to express the period when the sun is visible.
FAQs
What is the difference between "during daylight hours" and "during the day"?
"During daylight hours" specifically refers to the period when there is natural light from the sun. "During the day" is a broader term that can include times when it is not fully light, such as early morning or late evening. Therefore, "during the day" could extend beyond "during daylight hours".
What are some alternatives to saying "during daylight hours"?
You can use alternatives like "in daylight", "in the daytime", or "during the day" depending on the context.
Is it grammatically correct to say "during daylight hour" instead of "during daylight hours"?
No, it is not grammatically correct. "Daylight hours" is a plural noun phrase referring to the span of time when daylight is present. Using the singular form "hour" would imply only a single hour of daylight, which is incorrect.
Can "during daylight hours" be used to describe indoor activities?
Yes, "during daylight hours" can describe indoor activities. It simply indicates the time of day when the activity takes place, regardless of whether it's inside or outside. For example, "The office is open during daylight hours."
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested