Temperature
Hot by day, warm at night.
Humid air is the main limitation.
Hot by day, warm at night.
Rain is frequent, with a mix of brief and longer spells. About 16 wet days, more than in most months.
Plenty of sun this month.
Very hot days with very humid air.
In September, afternoons feel about 97° and nights feel near 87°.
Partly cloudy skies this month.
Calm winds are typical in September.
September late afternoons are around 88°F, easing to about 84°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 70 | 48 | 0.9 | 3 | 9.8 | 76 |
| Feb | 78 | 54 | 0.9 | 3 | 10.3 | 68 |
| Mar | 89 | 63 | 0.6 | 2 | 11.2 | 54 |
| Apr | 100 | 73 | 0.3 | 2 | 12.2 | 40 |
| May | 103 | 80 | 0.6 | 4 | 12.8 | 47 |
| Jun | 100 | 82 | 5.0 | 12 | 11.0 | 61 |
| Jul | 92 | 81 | 11.7 | 25 | 8.0 | 81 |
| Aug | 91 | 80 | 10.0 | 25 | 7.9 | 83 |
| Sep | 91 | 78 | 6.1 | 16 | 9.0 | 81 |
| Oct | 90 | 69 | 1.3 | 3 | 10.6 | 71 |
| Nov | 83 | 58 | 0.1 | 1 | 10.5 | 68 |
| Dec | 74 | 50 | 0.4 | 1 | 9.9 | 73 |
Similar climates
Want a side-by-side climate view? Compare Lucknow with New Delhi.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Aug 26, 2026
Data & methodology