Delhi weather in October
In October, Delhi sees average daytime highs of 32°C and overnight lows near 20°C, with 14 mm of rain across 2.1 wet days and about 11.3 hours of daylight. It is the 7th-warmest and 10th-wettest month of the year here.
Highs ease over the month, from about 34°C in the first days to 31°C by the end. The sky is clear or mostly clear about 92% of the time in October, and the air most often feels humid.
Daylight stretches from about 11 h 42 min at the start of October to 10 h 54 min by month's end. Set against the rest of the year, October is Delhi's 1st-clearest and 12th-windiest month. For the whole year in context, see Delhi's year-round climate.
- Daytime high
- 32°
- 7th warmest
- Overnight low
- 20°
- 6th coldest
- Rainfall
- 14 mm
- 2.1 wet days
- Daylight
- 11 h 18 min
- 6:27 AM – 5:45 PM
- Cloud cover
- 12%
- 1st clearest
- Wind
- 7 km/h
- 12th windiest
- Solar energy
- 5.1 kWh/m²
- Travel score
- 5.1
- out of 10
Delhi is megacity and union territory of India.
- Air quality
- Severe
- PM2.5 105 µg/m³ · 2019
- Density
- 7,436/km²
- people per km²
- Founded
- ~500 BCE
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Highs ease over the month, from about 34°C in the first days to 31°C by the end.
A typical October day in Delhi reaches about 32°C in the afternoon and slips back to 20°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 35°C. Set against its neighbours, October runs about 1°C cooler than September and about 5°C warmer than November.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 30 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 34 | 23 |
| 2 | 34 | 23 |
| 3 | 34 | 23 |
| 4 | 34 | 23 |
| 5 | 34 | 22 |
| 6 | 33 | 22 |
| 7 | 33 | 22 |
| 8 | 33 | 22 |
| 9 | 33 | 22 |
| 10 | 33 | 21 |
| 11 | 33 | 21 |
| 12 | 33 | 21 |
| 13 | 33 | 21 |
| 14 | 33 | 20 |
| 15 | 33 | 20 |
| 16 | 33 | 20 |
| 17 | 32 | 20 |
| 18 | 32 | 20 |
| 19 | 32 | 19 |
| 20 | 32 | 19 |
| 21 | 32 | 19 |
| 22 | 32 | 19 |
| 23 | 32 | 18 |
| 24 | 31 | 18 |
| 25 | 31 | 18 |
| 26 | 31 | 18 |
| 27 | 31 | 18 |
| 28 | 31 | 18 |
| 29 | 31 | 17 |
| 30 | 30 | 17 |
| 31 | 30 | 17 |
How October really feels in Delhi
Once humidity and wind are folded in, October averages 19 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Delhi weather by month
How October compares with the rest of the year at a glance. October is the 7th-warmest and 10th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 9° | 27 | 2.7 | 10.4 | 7.9 |
| Feb | 24° / 12° | 35 | 3.8 | 11 | 8.3 |
| Mar | 30° / 16° | 24 | 3.6 | 11.8 | 6.5 |
| Apr | 36° / 22° | 15 | 3.2 | 12.7 | 2.4 |
| May | 40° / 26° | 19 | 5.3 | 13.4 | 0.3 |
| Jun | 38° / 28° | 69 | 9.8 | 13.8 | 0.9 |
| Jul | 34° / 28° | 192 | 19.7 | 13.6 | 2.1 |
| Aug | 33° / 27° | 176 | 19.7 | 13 | 2.7 |
| Sep | 33° / 25° | 99 | 10.3 | 12.2 | 3.6 |
| Oct | 32° / 20° | 14 | 2.1 | 11.3 | 5.1 |
| Nov | 28° / 14° | 5 | 1.1 | 10.6 | 8.2 |
| Dec | 22° / 10° | 7 | 1.2 | 10.2 | 8.8 |
Cloud cover in October
The sky is clear or mostly clear about 92% of the time in October, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 3% of October, with mostly cloudy or overcast conditions the remaining 5%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 93 | 94 | 94 | 94 | 95 | 95 | 95 | 95 | 95 | 95 | 95 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 95 | 96 | 96 | 96 | 96 | 96 | 96 | 96 | 96 |
| Cloudier (%) | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 93 | 7 |
| 2 | 94 | 6 |
| 3 | 94 | 6 |
| 4 | 94 | 6 |
| 5 | 95 | 5 |
| 6 | 95 | 5 |
| 7 | 95 | 5 |
| 8 | 95 | 5 |
| 9 | 95 | 5 |
| 10 | 95 | 5 |
| 11 | 95 | 5 |
| 12 | 96 | 4 |
| 13 | 96 | 4 |
| 14 | 96 | 4 |
| 15 | 96 | 4 |
| 16 | 96 | 4 |
| 17 | 96 | 4 |
| 18 | 96 | 4 |
| 19 | 96 | 4 |
| 20 | 96 | 4 |
| 21 | 96 | 4 |
| 22 | 96 | 4 |
| 23 | 95 | 5 |
| 24 | 96 | 4 |
| 25 | 96 | 4 |
| 26 | 96 | 4 |
| 27 | 96 | 4 |
| 28 | 96 | 4 |
| 29 | 96 | 4 |
| 30 | 96 | 4 |
| 31 | 96 | 4 |
Chance of precipitation in October
Delhi gets around 14 mm of rain over 2.1 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 6% and peaks near 13% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 13 | 12 | 11 | 11 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 |
| Rain chance (%) | |
|---|---|
| 1 | 13 |
| 2 | 12 |
| 3 | 11 |
| 4 | 11 |
| 5 | 10 |
| 6 | 9 |
| 7 | 9 |
| 8 | 8 |
| 9 | 8 |
| 10 | 8 |
| 11 | 7 |
| 12 | 7 |
| 13 | 6 |
| 14 | 6 |
| 15 | 6 |
| 16 | 6 |
| 17 | 6 |
| 18 | 5 |
| 19 | 5 |
| 20 | 5 |
| 21 | 5 |
| 22 | 5 |
| 23 | 5 |
| 24 | 4 |
| 25 | 4 |
| 26 | 4 |
| 27 | 3 |
| 28 | 3 |
| 29 | 3 |
| 30 | 3 |
| 31 | 3 |
Humidity in October
Most of October feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the humid band about 29% of days. Sticky, muggy-or-worse air turns up on roughly 41% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 15 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| Comfortable (%) | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 8 | 8 | 9 | 10 | 12 | 13 | 14 | 16 | 18 | 19 | 21 | 22 | 24 | 25 | 26 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 34 |
| Humid (%) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 19 | 20 | 22 | 23 | 25 | 26 | 28 | 30 | 32 | 33 | 35 | 36 | 38 | 39 | 40 | 41 | 41 | 41 | 41 | 41 | 41 | 40 | 39 | 38 |
| Muggy (%) | 31 | 32 | 34 | 35 | 37 | 38 | 38 | 39 | 39 | 38 | 38 | 37 | 35 | 34 | 32 | 30 | 28 | 26 | 24 | 21 | 19 | 17 | 14 | 12 | 11 | 9 | 8 | 6 | 5 | 4 | 3 |
| Oppressive (%) | 37 | 35 | 34 | 32 | 30 | 28 | 26 | 24 | 22 | 20 | 18 | 16 | 15 | 13 | 11 | 10 | 8 | 7 | 6 | 5 | 4 | 3 | 3 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| Miserable (%) | 15 | 13 | 12 | 10 | 9 | 7 | 6 | 5 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 3 | 4 | 11 | 31 | 37 | 15 |
| 2 | 3 | 4 | 12 | 32 | 35 | 13 |
| 3 | 4 | 4 | 13 | 34 | 34 | 12 |
| 4 | 4 | 5 | 14 | 35 | 32 | 10 |
| 5 | 5 | 5 | 15 | 37 | 30 | 9 |
| 6 | 5 | 6 | 16 | 38 | 28 | 7 |
| 7 | 6 | 6 | 17 | 38 | 26 | 6 |
| 8 | 7 | 7 | 19 | 39 | 24 | 5 |
| 9 | 7 | 8 | 20 | 39 | 22 | 4 |
| 10 | 8 | 8 | 22 | 38 | 20 | 3 |
| 11 | 9 | 9 | 23 | 38 | 18 | 3 |
| 12 | 9 | 10 | 25 | 37 | 16 | 2 |
| 13 | 10 | 12 | 26 | 35 | 15 | 2 |
| 14 | 11 | 13 | 28 | 34 | 13 | 1 |
| 15 | 11 | 14 | 30 | 32 | 11 | 1 |
| 16 | 12 | 16 | 32 | 30 | 10 | 0 |
| 17 | 12 | 18 | 33 | 28 | 8 | 0 |
| 18 | 13 | 19 | 35 | 26 | 7 | 0 |
| 19 | 13 | 21 | 36 | 24 | 6 | 0 |
| 20 | 14 | 22 | 38 | 21 | 5 | 0 |
| 21 | 15 | 24 | 39 | 19 | 4 | 0 |
| 22 | 15 | 25 | 40 | 17 | 3 | 0 |
| 23 | 16 | 26 | 41 | 14 | 3 | 0 |
| 24 | 17 | 28 | 41 | 12 | 2 | 0 |
| 25 | 18 | 29 | 41 | 11 | 1 | 0 |
| 26 | 19 | 30 | 41 | 9 | 1 | 0 |
| 27 | 20 | 31 | 41 | 8 | 1 | 0 |
| 28 | 21 | 32 | 41 | 6 | 0 | 0 |
| 29 | 22 | 33 | 40 | 5 | 0 | 0 |
| 30 | 23 | 34 | 39 | 4 | 0 | 0 |
| 31 | 24 | 34 | 38 | 3 | 0 | 0 |
Wind in October
Winds average 7 km/h in October, the calmest month.
Across October, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
| 31 | 7 | calm |
Sunrise & sunset in October
Daylight runs from about 11 h 42 min at the start of October to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 48 minutes over October. Sunrise moves from 6:18 AM to 6:37 AM, and sunset from 6:02 PM to 5:32 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.7 | 11.7 | 11.7 | 11.6 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 | 11.0 | 11.0 | 10.9 | 10.9 |
| Sunrise (AM) | 6:18 | 6:19 | 6:19 | 6:20 | 6:20 | 6:21 | 6:22 | 6:22 | 6:23 | 6:23 | 6:24 | 6:25 | 6:25 | 6:26 | 6:26 | 6:27 | 6:28 | 6:28 | 6:29 | 6:30 | 6:30 | 6:31 | 6:32 | 6:32 | 6:33 | 6:34 | 6:35 | 6:35 | 6:36 | 6:37 | 6:37 |
| Sunset (PM) | 6:02 | 6:01 | 6:00 | 5:58 | 5:57 | 5:56 | 5:55 | 5:54 | 5:53 | 5:52 | 5:50 | 5:49 | 5:48 | 5:47 | 5:46 | 5:45 | 5:44 | 5:43 | 5:42 | 5:41 | 5:40 | 5:39 | 5:38 | 5:37 | 5:37 | 5:36 | 5:35 | 5:34 | 5:33 | 5:33 | 5:32 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 6:18 | 6:02 |
| 2 | 11.7 | 6:19 | 6:01 |
| 3 | 11.7 | 6:19 | 6:00 |
| 4 | 11.6 | 6:20 | 5:58 |
| 5 | 11.6 | 6:20 | 5:57 |
| 6 | 11.6 | 6:21 | 5:56 |
| 7 | 11.6 | 6:22 | 5:55 |
| 8 | 11.5 | 6:22 | 5:54 |
| 9 | 11.5 | 6:23 | 5:53 |
| 10 | 11.5 | 6:23 | 5:52 |
| 11 | 11.4 | 6:24 | 5:50 |
| 12 | 11.4 | 6:25 | 5:49 |
| 13 | 11.4 | 6:25 | 5:48 |
| 14 | 11.4 | 6:26 | 5:47 |
| 15 | 11.3 | 6:26 | 5:46 |
| 16 | 11.3 | 6:27 | 5:45 |
| 17 | 11.3 | 6:28 | 5:44 |
| 18 | 11.2 | 6:28 | 5:43 |
| 19 | 11.2 | 6:29 | 5:42 |
| 20 | 11.2 | 6:30 | 5:41 |
| 21 | 11.2 | 6:30 | 5:40 |
| 22 | 11.1 | 6:31 | 5:39 |
| 23 | 11.1 | 6:32 | 5:38 |
| 24 | 11.1 | 6:32 | 5:37 |
| 25 | 11.1 | 6:33 | 5:37 |
| 26 | 11.0 | 6:34 | 5:36 |
| 27 | 11.0 | 6:35 | 5:35 |
| 28 | 11.0 | 6:35 | 5:34 |
| 29 | 11.0 | 6:36 | 5:33 |
| 30 | 10.9 | 6:37 | 5:33 |
| 31 | 10.9 | 6:37 | 5:32 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 5.1 kWh/m².
For context, solar energy here swings from a low near 3.77 kWh/m² to a high of 7.31 kWh/m² in May across the year — October's 5.1 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.3 | Bright |
| 2 | 5.3 | Bright |
| 3 | 5.3 | Bright |
| 4 | 5.3 | Bright |
| 5 | 5.3 | Bright |
| 6 | 5.3 | Bright |
| 7 | 5.3 | Bright |
| 8 | 5.3 | Bright |
| 9 | 5.2 | Bright |
| 10 | 5.2 | Bright |
| 11 | 5.2 | Bright |
| 12 | 5.2 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.1 | Bright |
| 16 | 5.1 | Bright |
| 17 | 5.1 | Bright |
| 18 | 5.1 | Bright |
| 19 | 5.0 | Bright |
| 20 | 5.0 | Bright |
| 21 | 5.0 | Bright |
| 22 | 5.0 | Bright |
| 23 | 5.0 | Bright |
| 24 | 4.9 | Bright |
| 25 | 4.9 | Bright |
| 26 | 4.9 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.8 | Bright |
| 30 | 4.8 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for Delhi
None of Delhi's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Delhi's monsoon runs July–September, when most of the year's rain falls.
Delhi sees seasonal dust haze (May–August), heaviest in June.
Is October a good time to visit Delhi?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a reasonable time to visit Delhi for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Delhi in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Delhi sees daytime highs around 32°C and nights near 20°C. Pack light clothes. Worth having: sun protection.
UV index in Delhi in October
Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Delhi peaks around August 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 5 | 8 | 8 | 9 | 7 | 8 | 10 | 7 | 6 | 4 | 4 |
| Level | Moderate | Moderate | Very high | Very high | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | Moderate |
| Mar | 8 | Very high |
| Apr | 8 | Very high |
| May | 9 | Very high |
| Jun | 7 | Very high |
| Jul | 8 | Very high |
| Aug | 10 | Very high |
| Sep | 7 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 4 | Moderate |
Air quality in Delhi in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Delhi is worst in November — around 168 µg/m³ PM2.5 (very unhealthy), about 3.2× the cleanest month (July, 53 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Delhi's WHO annual average of 105 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 159 | 137 | 105 | 79 | 68 | 63 | 53 | 55 | 75 | 132 | 168 | 167 |
| Level | Very unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Unhealthy | Unhealthy | Unhealthy | Very unhealthy | Very unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 159 | Very unhealthy |
| Feb | 137 | Unhealthy |
| Mar | 105 | Unhealthy |
| Apr | 79 | Unhealthy |
| May | 68 | Unhealthy |
| Jun | 63 | Unhealthy |
| Jul | 53 | Poor |
| Aug | 55 | Unhealthy |
| Sep | 75 | Unhealthy |
| Oct | 132 | Unhealthy |
| Nov | 168 | Very unhealthy |
| Dec | 167 | Very unhealthy |
Where is Delhi?
Delhi sits at 28.7°N, 77.2°E, 227 m above sea level, in India. The nearest listed city is Fatehpur Sikri, 178 km away.
Topography around Delhi
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Delhi.
Within 3 km, the terrain around Delhi has only modest variations in elevation — a maximum elevation change of 48 m around an average of 218 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 91 m; within 80 km, only modest variations in elevation — a maximum elevation change of 229 m.
The land around Delhi is covered by artificial surfaces (62%) and trees (25%) within 3 km, artificial surfaces (62%) and trees (22%) within 16 km, and cropland (78%) within 80 km.
India travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / D / M
- 230 V · 50 Hz
- Prices
- ≈ 23% of US
- price level, 2025
- GDP per capita
- $2,702
- 2025
- Happiness
- 4.5 / 10
- World Happiness, 2025
- Safe drinking water
- 76%
- of population, 2024
- Homicide rate
- 2.8
- per 100k, 2022
- Road deaths
- 15.6
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 484
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Delhi (28.6519°, 77.2315°, elevation 227 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).