Lucknow is warmest in May, averaging 41° by day and 28° at night. The wettest month is July with 239 mm, and the year brings about 972 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 22° | 8° | 22 mm | 10.5 h | Sightseeing |
| February | 27° | 11° | 42 mm | 11.1 h | Beach weather |
| March | 34° | 16° | 19 mm | 11.8 h | Beach weather |
| April | 40° | 23° | 12 mm | 12.6 h | Very hot |
| May | 41° | 28° | 50 mm | 13.3 h | Very hot |
| June | 40° | 30° | 111 mm | 13.7 h | Very hot |
| July | 35° | 27° | 239 mm | 13.5 h | Rainy season |
| August | 33° | 26° | 214 mm | 13.0 h | Rainy season |
| September | 32° | 24° | 186 mm | 12.1 h | Rainy season |
| October | 31° | 20° | 68 mm | 11.3 h | Beach weather |
| November | 27° | 14° | 6 mm | 10.7 h | Beach weather |
| December | 24° | 9° | 3 mm | 10.3 h | Sightseeing |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: February, March, October and November — highs around 30°, nights no colder than 11°, and at most 68 mm of rain in a month.
Walking the city: January and December — highs of 22–24° and no more than 22 mm of rain a month.
Wet season: July, August and September — up to 239 mm in a single month.
Serious heat: In April, May and June the average high reaches 41°.