Weather in Bharatpur in September
Nepal · 20-year averages, September
A hard month. September asks something of you. Go in knowing what. You should expect rain on 21 days of the month, which is more days wet than dry.
September ranks 7 of 12 in Bharatpur: past the worst of the year but short of November, which is the month to book if the dates are open.
Rain on 21 of the month's 30 days, 7 of them heavy. At that frequency a wet-weather backup is not a contingency, it is the itinerary — book the indoor things first and treat the clear days as the bonus. Natural fibres and a second shirt for the day. At 83% nothing dries, including you.
What the averages hide
Averages flatten a month, and this one hides a few things: 25 days top 30 °C, making the heat continuous rather than occasional. Across the twenty years measured, the hottest September day reached 37.9 °C and the coldest night fell to 21.1 °C, and the wettest single day dropped 73 mm — roughly 36% of the month's rain in one day.
September is statistically steady but not small: the year-to-year variation is modest in relative terms, yet the wettest September on record still delivered 387 mm against 69 mm in the driest. In a month this wet, even a tame spread is a lot of rain in absolute terms — the 203 mm average is a reasonable planning figure, not a promise.
Wind is light at 4.3 km/h, so the temperature on the page is close to the temperature on your skin, and humidity runs at 83%, high enough to notice on the warm days without dominating them.
How September sits in the year
Temperatures hold steady either side: 32.2 °C in August, 31.1 here, 29.9 in October. Nothing about the timing within the month matters much. Rain is the thing that moves: October brings 13 days less of it, so pushing the dates later buys drier weather.
Daylight in September
12.4 hours of daylight, losing 0.8 hours across the month. That is between Bharatpur's extremes of 13.9 and 10.4 hours, so days are long enough not to constrain the plan.
An inland climate
With no coast nearby, the year swings a fair way — 27.7 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage.
How busy it gets
Quiet. Few other visitors, cheaper rooms, and a real chance some seasonal operators are shut.
Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.
September in Bharatpur versus nearby
If Bharatpur is one option among several, the nearby comparison is worth making. Pokhara is close enough to be a coin toss — within a degree on temperature, 2 days less rain. Kathmandu is a better bet in September — 6.5 °C cooler, the same number of rain days.
So: September is a compromise. November is 54 points better and is what Bharatpur is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.
Every month in Bharatpur
| Month | High °C | Low °C | Rain days | Rain mm | Humidity % | Daylight h | Score |
|---|---|---|---|---|---|---|---|
| January | 23.6 | 11.2 | 2 | 13 | 47 | 10.6 | 97 |
| February | 27.8 | 14.2 | 3 | 20 | 40 | 11.2 | 90 |
| March | 33.3 | 18.4 | 4 | 24 | 32 | 12 | 64 |
| April | 38.1 | 23.1 | 7 | 38 | 28 | 12.8 | 30 |
| May | 38.9 | 25.6 | 15 | 103 | 39 | 13.5 | 20 |
| June | 37.4 | 27.1 | 21 | 219 | 57 | 13.9 | 18 |
| July | 33.2 | 26.4 | 27 | 363 | 80 | 13.7 | 37 |
| August | 32.2 | 25.9 | 25 | 281 | 83 | 13.2 | 39 |
| September | 31.1 | 24.6 | 21 | 203 | 83 | 12.4 | 44 |
| October | 29.9 | 21.1 | 8 | 57 | 72 | 11.5 | 71 |
| November | 27.4 | 16.7 | 0 | 3 | 59 | 10.8 | 98 |
| December | 24.3 | 12.7 | 1 | 5 | 52 | 10.4 | 98 |
See all twelve months in Bharatpur, or where else to go in September.
Planning the rest of the trip
- Flight time to Bharatpur how long you are actually in the air
- Bharatpur time zone and the difference from home
- Days until your trip count down to the departure date