Kathmandu vs Siddharthanagar (Bhairahawa): which is sunnier?
🇳🇵 Nepal vs 🇳🇵 Nepal · 193 km apart · long-term climate normals (NASA POWER, 2001–2020)
Siddharthanagar (Bhairahawa) is the sunnier overall: about 2,692 hours of sunshine a year to Kathmandu's 2,569. Kathmandu has the higher Sunshine Score in 6 of 12 months, Siddharthanagar (Bhairahawa) in 4 (2 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Kathmandu | Siddharthanagar (Bhairahawa) | |
|---|---|---|
| Sunshine hours / year | 2,569 | 2,692 |
| Sunniest month | March (90/100) | November (94/100) |
| Nov–Feb average score | 75/100 | 93/100 |
| Jun–Aug average score | 67/100 | 45/100 |
| Rain / year | 1,084 mm | 1,342 mm |
| Peak midday UV | 9 (very high) | 9 (very high) |
Kathmandu vs Siddharthanagar (Bhairahawa) month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Kathmandu | Siddharthanagar (Bhairahawa) | Kathmandu | Siddharthanagar (Bhairahawa) | Kathmandu | Siddharthanagar (Bhairahawa) | |
| January | 61 | 92 | 16° | 22° | 10 | 17 |
| February | 83 | 91 | 19° | 27° | 17 | 23 |
| March | 90 | 82 | 24° | 33° | 21 | 18 |
| April | 87 | 27 | 28° | 39° | 37 | 20 |
| May | 78 | 8 | 29° | 41° | 89 | 67 |
| June | 67 | 20 | 29° | 39° | 170 | 217 |
| July | 67 | 54 | 26° | 34° | 280 | 417 |
| August | 67 | 61 | 25° | 33° | 238 | 301 |
| September | 67 | 67 | 24° | 32° | 169 | 200 |
| October | 86 | 85 | 22° | 31° | 45 | 55 |
| November | 86 | 94 | 19° | 27° | 3 | 2 |
| December | 70 | 94 | 17° | 23° | 5 | 5 |
The sunnier month by month: Jan Siddharthanagar (Bhairahawa) · Feb Siddharthanagar (Bhairahawa) · Mar Kathmandu · Apr Kathmandu · May Kathmandu · Jun Kathmandu · Jul Kathmandu · Aug Kathmandu · Sep even · Oct even · Nov Siddharthanagar (Bhairahawa) · Dec Siddharthanagar (Bhairahawa).
When to pick which
- November–February: Siddharthanagar (Bhairahawa) (average score 93/100 vs 75). Siddharthanagar (Bhairahawa) is the warmer, around 25°C daytime highs vs 18°C. See the winter sun ranking.
- March–May: Kathmandu (average score 85/100 vs 39). Siddharthanagar (Bhairahawa) is the warmer, around 38°C daytime highs vs 27°C.
- June–August: Kathmandu (average score 67/100 vs 45). Siddharthanagar (Bhairahawa) is the warmer, around 35°C daytime highs vs 27°C.
- September–October: too close to call — Kathmandu averages 77/100, Siddharthanagar (Bhairahawa) 76/100. Siddharthanagar (Bhairahawa) is the warmer, around 32°C daytime highs vs 23°C.
Full month-by-month guides: Kathmandu weather by month · Siddharthanagar (Bhairahawa) weather by month · Best time to visit Nepal.
More comparisons: Kathmandu vs Patna · Kathmandu vs Pokhara · Kathmandu vs Biratnagar · Siddharthanagar (Bhairahawa) vs Lucknow · Siddharthanagar (Bhairahawa) vs Varanasi · Siddharthanagar (Bhairahawa) vs Pokhara · all head-to-heads