Delhi in May
In May, Delhi has a daily high of 41.2 °C (106.2 °F) and a daily low of 25.4 °C (77.7 °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: May misses our rule: days are 13.2 °C over our 28 °C (model estimates). Expect days that grow by 34 min.
What May is like in Delhi
- Fallen yellow amaltas flowers carpet Bungalow Road in north Delhi in May, and their sweet smell hangs in the air. Their golden season lasts from April into June. Source: The Patriot, checked .
- From late April to June, four Pride of India trees on the NII campus hold up big clusters of pink, rose and lilac flowers. Source: National Institute of Immunology, checked .
- Sattu ghol is sattu flour mixed with water and sugar. Through the summer it waits in a bucket under a red cloth in Chitli Qabar. Source: The Delhi Walla, checked .
Key figures
Weather in May, 1991-2020 model estimates
- Daily high
- 41.2 °C (106.2 °F)
- Daily low
- 25.4 °C (77.7 °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 May 2026
- Sunrise
- 05:30 local time
- Sunset
- 19:05 local time
- Day length
- 13 h 34 min
Day length 1-31 May: 13 h 16 min to 13 h 50 min, +34 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 | May | Rank |
|---|---|---|
| Daily high | 41.2 °C | warmest |
| Daily low | 25.4 °C | 4th warmest |
| Rain | no data | no data |
| Sunshine | no data | no data |
| Day length | 13 h 34 min | 3rd longest |
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 |
|---|---|
| Friday | Budha Purnima |
| Thursday | Id-ul-Zuha (Bakrid) pib.gov.in |
| Date | Holiday |
|---|---|
| Monday | Id-ul-Zuha (Bakrid) (The date may change with the sighting of the moon) |
| Thursday | Budha Purnima |
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 7 of our 8 model-estimate cities in May by mean daily high. How we rank cities
Closest high and low in May: Bangkok (3.9 °C apart), Mumbai (4.2), Lisbon (14.7).
| City | Gap from Delhi, °C | High, °C | Low, °C | Rain, mm | Sunshine, hours |
|---|---|---|---|---|---|
| Delhi (this page) | — | 41.2 | 25.4 | no data | no data |
| Bangkok (closest) | 3.9 | 34.7 | 26.7 | no data | no data |
| Mumbai (closest) | 4.2 | 34.0 | 26.5 | no data | no data |
| Lisbon (closest) | 14.7 | 22.5 | 14.7 | 45.1 | no data |
| Istanbul | 15.9 | 21.6 | 13.3 | 37.0 | no data |
| Porto | 16.2 | 21.8 | 12.4 | 98.1 | no data |
| Sydney | 16.6 | 20.7 | 12.7 | 72.7 | no data |
| Melbourne | 20.0 | 17.6 | 9.0 | 50.5 | 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 May: weather, daylight, holidays". https://citybymonth.com/cities/india/delhi/may/. Last updated 8 November 2026.