Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
during nighttime
Grammar usage guide and real-world examplesUSAGE SUMMARY
"during nighttime" is correct and usable in written English.
It usually means time that happens during the night, for example, "We often hear the sound of howling wolves during nighttime."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Wiki
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
During the Event S, the Esb layers appear during nighttime when E z is small.
Science
However, it still underestimates the observed value during nighttime hours.
Science
The agreement during daytime is generally better than during nighttime.
Science
Storage tanks allow the plant to operate also during nighttime hours.
Science
The system, as designed, can be operated during nighttime and daytime.
Science
The respective values were 0.78, 0.05 and 0.03 °C during nighttime.
Science
These findings have prompted various agencies to estimate seatbelt usage rates during nighttime.
Science
The result shows the largest discrepancies were observed during nighttime for foF2 and hmF2, respectively.
Science
The maximum differences are about 15 TECU during daytime and 5 TECU during nighttime.
Science
Localities could also close the gates at some crossings during nighttime hours, provided that there was a nearby alternate route.
News & Media
Both parameters generally show better agreement with the IRI predictions during daytime than during nighttime.
Science
Expert writing Tips
Best practice
Use "during nighttime" when you want to specifically emphasize that an event or activity occurs within the hours of night. It can add a touch of formality or specificity compared to the simpler "at night".
Common error
Avoid phrases like "during the nighttime" as it can be redundant. Stick to "during nighttime" for conciseness and clarity.
Source & Trust
81%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "during nighttime" functions as an adverbial phrase, specifying the time at which an action or event occurs. As Ludwig examples show, it modifies verbs or clauses to indicate temporal context.
Frequent in
Science
58%
News & Media
25%
Wiki
8%
Less common in
Encyclopedias
3%
Academia
3%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "during nighttime" is a grammatically sound and commonly used phrase that functions as an adverbial phrase to specify the timing of an action or event. While acceptable in both formal and informal contexts, it is particularly prevalent in scientific and technical writing. Ludwig confirms its correctness and usability, noting its role in providing temporal context. While alternatives like "at night" may be simpler and more common, "during nighttime" can add a touch of precision or formality when needed. Just remember to avoid redundancy by using "during nighttime" instead of "during the nighttime".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
at night
Replaces "during nighttime" with a shorter, more common prepositional phrase.
in the night
Slightly more formal variation of "at night", still retaining the same meaning.
throughout the night
Emphasizes the duration of the event occurring all night long.
overnight
Implies something happening or being done during the course of a single night.
in nocturnal hours
More formal and scientific way to indicate the night period.
during the hours of darkness
Descriptive and emphasizes the absence of light during the specified time.
while it's dark
A more colloquial expression focusing on the state of darkness.
after sunset
Indicates a time frame starting from when the sun sets.
between dusk and dawn
Specifies the timeframe encompassing the entire night period from evening to morning.
under the cover of night
Suggests secrecy or concealment during the night.
FAQs
What does "during nighttime" mean?
The phrase "during nighttime" refers to the period of darkness between sunset and sunrise, or simply, at night. It specifies when an action or event takes place.
What's a good alternative to "during nighttime"?
A simpler and more common alternative is "at night". Other options include "in the night" or "throughout the night", depending on the context.
Is it correct to say "during the nighttime"?
While understandable, "during the nighttime" can be considered redundant. It's generally better to use the concise form, "during nighttime".
Can I use "during nighttime" in formal writing?
Yes, "during nighttime" is suitable for formal writing, especially in scientific or technical contexts where precision is valued. However, "at night" is also acceptable and often preferred for its simplicity.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.4/5
Expert rating
Real-world application tested