Delhi in January
In January, Delhi has a daily high of 21.0 °C (69.8 °F) and a daily low of 7.8 °C (46.0 °F), as 1991-2020 model estimates; figures in brackets are converted. The daily high is a model estimate, adjusted against station records. There is no data for rain: Not published: the model failed our station test in tropical cities.
Last updated : back, with ERA5-Land model estimates.
Best time to visit Delhi: January is a near miss for our rule: nights are 0.2 °C under our 8 °C (model estimates). Expect days that grow by 28 min.
What January is like in Delhi
- Bands of the Army, Navy and Air Force play at Vijay Chowk on the evening of 29 January, three days after Republic Day, for Beating Retreat. Source: Rashtraparv, Ministry of Defence, checked .
- Every year on 13 January, a big bonfire is lit at Dilli Haat in Janakpuri for Lohri. People walk around the fire. Source: Delhi Tourism, checked .
- Each winter, thousands of waterbirds from far away stay on the Najafgarh drain, by the old Najafgarh lake, now partly dry. Source: Wikipedia, checked .
Key figures
Weather in January, 1991-2020 model estimates
- Daily high
- 21.0 °C (69.8 °F)
- Daily low
- 7.8 °C (46.0 °F)
- Rain
- no data
- Sunshine
- no data
Model estimate 1991-2020, not a weather station: ERA5-Land model estimates (Copernicus), computed by City by Month for the grid cell nearest the city. Daily high: model estimate, adjusted against station records. Licence: CC BY 4.0. Checked . How we make and test model estimates
Model estimate for the ERA5-Land grid cell at 28.7° N, 77.2° E, 4 km from the city centre point.
How we define and convert these figures
Notes. Rain: Not published: the model failed our station test in tropical cities. Sunshine: Not in our ERA5-Land estimates.
Daylight on 15 January 2026
- Sunrise
- 07:15 local time
- Sunset
- 17:46 local time
- Day length
- 10 h 31 min
Day length 1-31 January: 10 h 21 min to 10 h 49 min, +28 min.
Source: NOAA Solar Calculator equations, checked .
Month by month
Each month: daily high in °C, 1991-2020 model estimates. Rain: no data.
ERA5-Land model estimates 1991-2020, as above, checked .
This month against the year
| Measure | January | Rank |
|---|---|---|
| Daily high | 21.0 °C | coldest |
| Daily low | 7.8 °C | coldest |
| Rain | no data | no data |
| Sunshine | no data | no data |
| Day length | 10 h 31 min | 2nd shortest |
Equal values share a rank. How we rank months
ERA5-Land model estimates 1991-2020, as above, checked .
Day length: NOAA solar equations, checked .
Public holidays this month
| Date | Holiday |
|---|---|
| Monday | Republic Day |
| Date | Holiday |
|---|---|
| Tuesday | Republic Day |
Typed from the official lists for 2026 and 2027 and re-checked, .
Source: Official public holiday list (cdnbbsr.s3waas.gov.in), checked ; Official public holiday list (csir.res.in), checked .
Same month in 8 model-estimate cities
Delhi is warmer than 3 of our 8 model-estimate cities in January by mean daily high. How we rank cities
Closest high and low in January: Lisbon (3.9 °C apart), Porto (4.2), Melbourne (6.3).
| City | Gap from Delhi, °C | High, °C | Low, °C | Rain, mm | Sunshine, hours |
|---|---|---|---|---|---|
| Delhi (this page) | — | 21.0 | 7.8 | no data | no data |
| Lisbon (closest) | 3.9 | 14.9 | 9.5 | 66.5 | no data |
| Porto (closest) | 4.2 | 14.1 | 6.4 | 133.3 | no data |
| Melbourne (closest) | 6.3 | 26.6 | 14.8 | 52.5 | no data |
| Istanbul | 7.8 | 9.3 | 3.9 | 86.3 | no data |
| Sydney | 9.1 | 27.1 | 19.9 | 76.1 | no data |
| Mumbai | 10.3 | 30.4 | 19.0 | no data | no data |
| Bangkok | 12.6 | 31.9 | 22.1 | no data | no data |
Sources (1991-2020): ERA5-Land model estimates, checked . Each city's page names its grid cell. All sources in full on Methodology.
Sources
- Attribution: Copernicus Climate Change Service (2025): ERA5 Land hourly time-series data from 1950 to present. Copernicus Climate Change Service (C3S) Climate Data Store (CDS). DOI: 10.24381/ee82e357. Accessed on the check date shown. Generated using or contains modified Copernicus Climate Change Service information 2025. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains. Licence: CC BY 4.0. Checked .
- NOAA Solar Calculator equations, computed locally, NOAA Global Monitoring Laboratory (method); City by Month (computation). Attribution: Computed with the NOAA Solar Calculator method (no NOAA endorsement implied). Licence: Method, not data. Checked .
Official sources
Cite this page: City by Month. "Delhi in January: weather, daylight, holidays". https://citybymonth.com/cities/india/delhi/january/. Last updated 8 November 2026.