| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 23.8° | 10.7° | 8.9mm | 3.3 | 93 |
| February | 27.1° | 12.8° | 20.5mm | 3.5 | 93 |
| March | 30.9° | 16.4° | 113.6mm | 6 | 72 |
| April | 30.9° | 20.2° | 254.2mm | 19.2 | 54 |
| May | 32.1° | 22.6° | 247.4mm | 20 | 50 |
| June | 32.5° | 24.9° | 295.5mm | 20.5 | 48 |
| July | 32.9° | 25.9° | 266.9mm | 21.3 | 46 |
| August | 33.1° | 25.7° | 236.2mm | 19.9 | 46 |
| September | 32.5° | 24.8° | 216.4mm | 15 | 48 |
| October | 31.3° | 22.1° | 199.1mm | 8.7 | 65 |
| November | 28.5° | 17° | 16.9mm | 2.3 | 89 |
| December | 25.2° | 12.8° | 5mm | 1.5 | 97 |
January in Guwahati averages a daily high of 23.8°C with nights around 10.7°C. Expect roughly 3.3 wet days totalling 8.9mm. Comfortable conditions for being outdoors all day.
February in Guwahati averages a daily high of 27.1°C with nights around 12.8°C. Expect roughly 3.5 wet days totalling 20.5mm. Comfortable conditions for being outdoors all day.
March in Guwahati averages a daily high of 30.9°C with nights around 16.4°C. Expect roughly 6 wet days totalling 113.6mm. Generally workable, with some weather to plan around.
April in Guwahati averages a daily high of 30.9°C with nights around 20.2°C. Expect roughly 19.2 wet days totalling 254.2mm. Demanding conditions — pack for it and plan indoor options.
May in Guwahati averages a daily high of 32.1°C with nights around 22.6°C. Expect roughly 20 wet days totalling 247.4mm. Demanding conditions — pack for it and plan indoor options.
June in Guwahati averages a daily high of 32.5°C with nights around 24.9°C. Expect roughly 20.5 wet days totalling 295.5mm. Demanding conditions — pack for it and plan indoor options.
July in Guwahati averages a daily high of 32.9°C with nights around 25.9°C. Expect roughly 21.3 wet days totalling 266.9mm. Demanding conditions — pack for it and plan indoor options.
August in Guwahati averages a daily high of 33.1°C with nights around 25.7°C. Expect roughly 19.9 wet days totalling 236.2mm. Demanding conditions — pack for it and plan indoor options.
September in Guwahati averages a daily high of 32.5°C with nights around 24.8°C. Expect roughly 15 wet days totalling 216.4mm. Demanding conditions — pack for it and plan indoor options.
October in Guwahati averages a daily high of 31.3°C with nights around 22.1°C. Expect roughly 8.7 wet days totalling 199.1mm. Generally workable, with some weather to plan around.
November in Guwahati averages a daily high of 28.5°C with nights around 17°C. Rain is rare — about 2.3 wet days and 16.9mm across the month. Comfortable conditions for being outdoors all day.
December in Guwahati averages a daily high of 25.2°C with nights around 12.8°C. Rain is rare — about 1.5 wet days and 5mm across the month. Comfortable conditions for being outdoors all day.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Guwahati peaks at 97.
Based on 30 years of records, November–February scores highest for comfort in Guwahati, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 33.1°C.
June is the wettest, averaging 295.5mm of rain across roughly 20.5 wet days.
January is the coolest month, with average daily highs around 23.8°C.