# Get the month name of a date

Look up the English month name of a date.

Canonical: https://1loc.dev/date-time/get-the-month-name-of-a-date/
Version: 1.0.0
Runtime: JavaScript · Node.js 22 / modern browsers
Verification: Local fixtures; no external services
Updated: 2026-10-28

## Implementation

```javascript
function monthName(date) { return ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'][new Date(date).getUTCMonth()]; }
```

## Input

```json
"2026-10-28"
```

## Expected output

```json
"October"
```

## Edge case

Input:
```json
"2026-01-01"
```
Output:
```json
"January"
```

## Limits

- English only. For other languages use new Intl.DateTimeFormat(locale, { month: "long", timeZone: "UTC" }).

The lab validates types and size before calling this function. Add equivalent validation at your own trust boundary.

## Source and license

Original: https://github.com/phuocng/1loc/blob/14b481cf60dff1620ab1bb99a43b1f68068cdd9b/contents/get-the-month-name-of-a-date.mdx
Author: Nguyen Huu Phuoc and original contributors
Contributors: See original repository history
Source commit: 14b481cf60dff1620ab1bb99a43b1f68068cdd9b
Copyright (c) 2020 phuoc-ng
License: MIT — https://1loc.dev/licenses/
Maintainer: Oveyon
Modifications: Reads the UTC month. Original MDX retained as inert source evidence.