Siddharthanagar weather in May
In May, Siddharthanagar sees average daytime highs of 36°C and overnight lows near 24°C, with 49 mm of rain across 9.4 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.
Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 69% of the time in May, and the air most often feels muggy.
Daylight stretches from about 13 hours at the start of May to 13 h 36 min by month's end. Set against the rest of the year, May is Siddharthanagar's 7th-clearest and 2nd-windiest month. For the whole year in context, see Siddharthanagar's year-round climate.
- Daytime high
- 36°
- 1st warmest
- Overnight low
- 24°
- 8th coldest
- Rainfall
- 49 mm
- 9.4 wet days
- Daylight
- 13 h 24 min
- 5:27 AM – 6:48 PM
- Cloud cover
- 32%
- 7th clearest
- Wind
- 8 km/h
- 2nd windiest
- Solar energy
- 6.46 kWh/m²
- Travel score
- 2.3
- out of 10
Siddharthanagar is city in western Nepal.
- Density
- 1,759/km²
- people per km²
- Founded
- 1967
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Day-to-day highs hold fairly steady near 36°C through the month.
A typical May day in Siddharthanagar reaches about 36°C in the afternoon and slips back to 24°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 40°C. Set against its neighbours, May runs on par with April and about 2°C warmer than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 36 | 23 |
| 2 | 36 | 23 |
| 3 | 36 | 23 |
| 4 | 36 | 23 |
| 5 | 36 | 23 |
| 6 | 36 | 23 |
| 7 | 36 | 24 |
| 8 | 36 | 24 |
| 9 | 36 | 24 |
| 10 | 36 | 24 |
| 11 | 36 | 24 |
| 12 | 36 | 24 |
| 13 | 36 | 24 |
| 14 | 36 | 24 |
| 15 | 36 | 24 |
| 16 | 36 | 24 |
| 17 | 36 | 24 |
| 18 | 36 | 25 |
| 19 | 36 | 25 |
| 20 | 36 | 25 |
| 21 | 36 | 25 |
| 22 | 36 | 25 |
| 23 | 36 | 25 |
| 24 | 36 | 25 |
| 25 | 36 | 25 |
| 26 | 36 | 25 |
| 27 | 36 | 25 |
| 28 | 36 | 25 |
| 29 | 36 | 25 |
| 30 | 36 | 25 |
| 31 | 36 | 25 |
How May really feels in Siddharthanagar
Once humidity and wind are folded in, May averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Siddharthanagar weather by month
How May compares with the rest of the year at a glance. May is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 21° / 9° | 19 | 2.4 | 10.5 | 8.1 |
| Feb | 25° / 12° | 19 | 2.5 | 11 | 8.5 |
| Mar | 31° / 16° | 12 | 2.2 | 11.8 | 6.1 |
| Apr | 35° / 21° | 15 | 3.6 | 12.6 | 2.9 |
| May | 36° / 24° | 49 | 9.4 | 13.3 | 2.3 |
| Jun | 34° / 26° | 250 | 19.6 | 13.7 | 2.3 |
| Jul | 32° / 26° | 395 | 28 | 13.6 | 2.3 |
| Aug | 32° / 26° | 346 | 27.3 | 13 | 2.4 |
| Sep | 31° / 25° | 188 | 22.1 | 12.2 | 3.2 |
| Oct | 30° / 21° | 37 | 5.4 | 11.3 | 5.8 |
| Nov | 27° / 15° | 4 | 0.6 | 10.6 | 8.4 |
| Dec | 23° / 11° | 9 | 0.9 | 10.3 | 8.9 |
Cloud cover in May
The sky is clear or mostly clear about 69% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 14%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 87 | 87 | 88 | 88 | 88 | 88 | 88 | 88 | 88 | 88 | 89 | 89 | 89 | 89 | 89 | 88 | 88 | 88 | 87 | 86 | 86 | 86 | 85 | 85 | 84 | 83 | 83 | 83 | 83 | 82 | 81 |
| Cloudier (%) | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 18 | 19 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 87 | 13 |
| 2 | 87 | 13 |
| 3 | 88 | 12 |
| 4 | 88 | 12 |
| 5 | 88 | 12 |
| 6 | 88 | 12 |
| 7 | 88 | 12 |
| 8 | 88 | 12 |
| 9 | 88 | 12 |
| 10 | 88 | 12 |
| 11 | 89 | 11 |
| 12 | 89 | 11 |
| 13 | 89 | 11 |
| 14 | 89 | 11 |
| 15 | 89 | 11 |
| 16 | 88 | 12 |
| 17 | 88 | 12 |
| 18 | 88 | 12 |
| 19 | 87 | 13 |
| 20 | 86 | 14 |
| 21 | 86 | 14 |
| 22 | 86 | 14 |
| 23 | 85 | 15 |
| 24 | 85 | 15 |
| 25 | 84 | 16 |
| 26 | 83 | 17 |
| 27 | 83 | 17 |
| 28 | 83 | 17 |
| 29 | 83 | 17 |
| 30 | 82 | 18 |
| 31 | 81 | 19 |
Chance of precipitation in May
Siddharthanagar gets around 49 mm of rain over 9.4 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 30% and peaks near 43% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 24 | 24 | 24 | 25 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 41 | 42 | 43 |
| Rain chance (%) | |
|---|---|
| 1 | 20 |
| 2 | 21 |
| 3 | 21 |
| 4 | 22 |
| 5 | 22 |
| 6 | 23 |
| 7 | 23 |
| 8 | 24 |
| 9 | 24 |
| 10 | 24 |
| 11 | 25 |
| 12 | 25 |
| 13 | 26 |
| 14 | 27 |
| 15 | 28 |
| 16 | 29 |
| 17 | 30 |
| 18 | 31 |
| 19 | 32 |
| 20 | 33 |
| 21 | 34 |
| 22 | 35 |
| 23 | 36 |
| 24 | 37 |
| 25 | 38 |
| 26 | 39 |
| 27 | 40 |
| 28 | 41 |
| 29 | 41 |
| 30 | 42 |
| 31 | 43 |
Humidity in May
Most of May feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the muggy band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 74% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 15 | 13 | 12 | 11 | 10 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Comfortable (%) | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 |
| Humid (%) | 23 | 22 | 22 | 21 | 20 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 13 | 12 | 11 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 |
| Muggy (%) | 42 | 44 | 45 | 46 | 46 | 46 | 46 | 46 | 46 | 45 | 44 | 43 | 42 | 41 | 40 | 38 | 37 | 36 | 34 | 33 | 32 | 30 | 29 | 28 | 27 | 26 | 24 | 24 | 23 | 22 | 21 |
| Oppressive (%) | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 17 | 19 | 21 | 23 | 25 | 27 | 29 | 32 | 34 | 37 | 39 | 41 | 44 | 46 | 48 | 51 | 51 | 52 | 54 | 55 | 55 | 55 | 55 | 54 |
| Miserable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 8 | 8 | 9 | 10 | 12 | 13 | 15 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 15 | 11 | 23 | 42 | 9 | 0 |
| 2 | 13 | 11 | 22 | 44 | 10 | 0 |
| 3 | 12 | 11 | 22 | 45 | 11 | 0 |
| 4 | 11 | 10 | 21 | 46 | 12 | 0 |
| 5 | 10 | 10 | 20 | 46 | 13 | 0 |
| 6 | 10 | 10 | 20 | 46 | 14 | 0 |
| 7 | 9 | 10 | 19 | 46 | 15 | 0 |
| 8 | 8 | 10 | 18 | 46 | 17 | 1 |
| 9 | 8 | 10 | 17 | 46 | 19 | 1 |
| 10 | 7 | 10 | 16 | 45 | 21 | 1 |
| 11 | 7 | 10 | 15 | 44 | 23 | 1 |
| 12 | 7 | 10 | 14 | 43 | 25 | 1 |
| 13 | 6 | 10 | 13 | 42 | 27 | 1 |
| 14 | 6 | 9 | 13 | 41 | 29 | 2 |
| 15 | 5 | 9 | 12 | 40 | 32 | 2 |
| 16 | 5 | 9 | 11 | 38 | 34 | 3 |
| 17 | 4 | 9 | 10 | 37 | 37 | 3 |
| 18 | 4 | 8 | 9 | 36 | 39 | 4 |
| 19 | 3 | 8 | 9 | 34 | 41 | 4 |
| 20 | 3 | 7 | 8 | 33 | 44 | 5 |
| 21 | 3 | 7 | 7 | 32 | 46 | 5 |
| 22 | 3 | 7 | 7 | 30 | 48 | 6 |
| 23 | 2 | 6 | 6 | 29 | 51 | 6 |
| 24 | 2 | 6 | 6 | 28 | 51 | 7 |
| 25 | 2 | 6 | 5 | 27 | 52 | 8 |
| 26 | 2 | 5 | 5 | 26 | 54 | 8 |
| 27 | 2 | 5 | 5 | 24 | 55 | 9 |
| 28 | 2 | 5 | 4 | 24 | 55 | 10 |
| 29 | 2 | 4 | 4 | 23 | 55 | 12 |
| 30 | 2 | 4 | 4 | 22 | 55 | 13 |
| 31 | 2 | 4 | 4 | 21 | 54 | 15 |
Wind in May
Winds average 8 km/h in May.
Across May, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in May
Daylight runs from about 13 hours at the start of May to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 36 minutes over May. Sunrise moves from 5:37 AM to 5:21 AM, and sunset from 6:39 PM to 6:56 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.0 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.2 | 13.2 | 13.2 | 13.2 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.6 | 13.6 | 13.6 | 13.6 |
| Sunrise (AM) | 5:37 | 5:37 | 5:36 | 5:35 | 5:34 | 5:33 | 5:33 | 5:32 | 5:31 | 5:31 | 5:30 | 5:29 | 5:29 | 5:28 | 5:27 | 5:27 | 5:26 | 5:26 | 5:25 | 5:25 | 5:24 | 5:24 | 5:23 | 5:23 | 5:23 | 5:22 | 5:22 | 5:22 | 5:21 | 5:21 | 5:21 |
| Sunset (PM) | 6:39 | 6:40 | 6:41 | 6:41 | 6:42 | 6:42 | 6:43 | 6:43 | 6:44 | 6:45 | 6:45 | 6:46 | 6:46 | 6:47 | 6:48 | 6:48 | 6:49 | 6:49 | 6:50 | 6:50 | 6:51 | 6:52 | 6:52 | 6:53 | 6:53 | 6:54 | 6:54 | 6:55 | 6:55 | 6:56 | 6:56 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.0 | 5:37 | 6:39 |
| 2 | 13.1 | 5:37 | 6:40 |
| 3 | 13.1 | 5:36 | 6:41 |
| 4 | 13.1 | 5:35 | 6:41 |
| 5 | 13.1 | 5:34 | 6:42 |
| 6 | 13.1 | 5:33 | 6:42 |
| 7 | 13.2 | 5:33 | 6:43 |
| 8 | 13.2 | 5:32 | 6:43 |
| 9 | 13.2 | 5:31 | 6:44 |
| 10 | 13.2 | 5:31 | 6:45 |
| 11 | 13.3 | 5:30 | 6:45 |
| 12 | 13.3 | 5:29 | 6:46 |
| 13 | 13.3 | 5:29 | 6:46 |
| 14 | 13.3 | 5:28 | 6:47 |
| 15 | 13.3 | 5:27 | 6:48 |
| 16 | 13.4 | 5:27 | 6:48 |
| 17 | 13.4 | 5:26 | 6:49 |
| 18 | 13.4 | 5:26 | 6:49 |
| 19 | 13.4 | 5:25 | 6:50 |
| 20 | 13.4 | 5:25 | 6:50 |
| 21 | 13.4 | 5:24 | 6:51 |
| 22 | 13.5 | 5:24 | 6:52 |
| 23 | 13.5 | 5:23 | 6:52 |
| 24 | 13.5 | 5:23 | 6:53 |
| 25 | 13.5 | 5:23 | 6:53 |
| 26 | 13.5 | 5:22 | 6:54 |
| 27 | 13.5 | 5:22 | 6:54 |
| 28 | 13.6 | 5:22 | 6:55 |
| 29 | 13.6 | 5:21 | 6:55 |
| 30 | 13.6 | 5:21 | 6:56 |
| 31 | 13.6 | 5:21 | 6:56 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 6.46 kWh/m².
For context, solar energy here swings from a low near 3.66 kWh/m² to a high of 6.65 kWh/m² in April across the year — May's 6.46 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.7 | 6.7 | 6.6 | 6.6 | 6.6 | 6.6 | 6.6 | 6.6 | 6.6 | 6.6 | 6.6 | 6.6 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 | 6.4 | 6.4 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 | 6.2 | 6.1 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.7 | Intense |
| 2 | 6.7 | Intense |
| 3 | 6.6 | Intense |
| 4 | 6.6 | Intense |
| 5 | 6.6 | Intense |
| 6 | 6.6 | Intense |
| 7 | 6.6 | Intense |
| 8 | 6.6 | Intense |
| 9 | 6.6 | Intense |
| 10 | 6.6 | Intense |
| 11 | 6.6 | Intense |
| 12 | 6.6 | Intense |
| 13 | 6.5 | Intense |
| 14 | 6.5 | Intense |
| 15 | 6.5 | Intense |
| 16 | 6.5 | Intense |
| 17 | 6.5 | Intense |
| 18 | 6.4 | Intense |
| 19 | 6.4 | Intense |
| 20 | 6.4 | Intense |
| 21 | 6.4 | Intense |
| 22 | 6.3 | Intense |
| 23 | 6.3 | Intense |
| 24 | 6.3 | Intense |
| 25 | 6.3 | Intense |
| 26 | 6.3 | Intense |
| 27 | 6.2 | Intense |
| 28 | 6.2 | Intense |
| 29 | 6.2 | Intense |
| 30 | 6.2 | Intense |
| 31 | 6.1 | Intense |
Hazard calendar for Siddharthanagar
None of Siddharthanagar's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Siddharthanagar's monsoon runs June–September, when most of the year's rain falls.
Is May a good time to visit Siddharthanagar?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a weaker month for outdoor sightseeing in Siddharthanagar.
What to pack for Siddharthanagar in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Siddharthanagar sees daytime highs around 36°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.
UV index in Siddharthanagar in May
Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Siddharthanagar peaks around July 22 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 4 | 8 | 8 | 9 | 8 | 11 | 10 | 9 | 6 | 4 | 4 |
| Level | Moderate | Moderate | Very high | Very high | Very high | Very high | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 4 | Moderate |
| Mar | 8 | Very high |
| Apr | 8 | Very high |
| May | 9 | Very high |
| Jun | 8 | Very high |
| Jul | 11 | Extreme |
| Aug | 10 | Extreme |
| Sep | 9 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 4 | Moderate |
Air quality in Siddharthanagar in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Siddharthanagar is worst in January — around 166 µg/m³ PM2.5 (very unhealthy), about 4.5× the cleanest month (July, 37 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 166 | 138 | 104 | 90 | 69 | 63 | 37 | 44 | 54 | 95 | 140 | 158 |
| Level | Very unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Unhealthy | Unhealthy | Very unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 166 | Very unhealthy |
| Feb | 138 | Unhealthy |
| Mar | 104 | Unhealthy |
| Apr | 90 | Unhealthy |
| May | 69 | Unhealthy |
| Jun | 63 | Unhealthy |
| Jul | 37 | Poor |
| Aug | 44 | Poor |
| Sep | 54 | Poor |
| Oct | 95 | Unhealthy |
| Nov | 140 | Unhealthy |
| Dec | 158 | Very unhealthy |
Where is Siddharthanagar?
Siddharthanagar sits at 27.5°N, 83.5°E, 107 m above sea level, in Nepal. The nearest listed city is Lumbini, 20 km away.
Topography around Siddharthanagar
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Siddharthanagar.
Within 3 km, the terrain around Siddharthanagar has only modest variations in elevation — a maximum elevation change of 20 m around an average of 105 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 62 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,677 m.
The land around Siddharthanagar is covered by cropland (58%) and artificial surfaces (25%) within 3 km, cropland (80%) within 16 km, and cropland (49%) and trees (46%) within 80 km.
Nepal travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / D / M
- 230 V · 50 Hz
- Prices
- ≈ 24% of US
- price level, 2025
- GDP per capita
- $1,536
- 2025
- Happiness
- 5.1 / 10
- World Happiness, 2025
- Safe drinking water
- 16%
- of population, 2024
- Homicide rate
- 2.1
- per 100k, 2020
- Road deaths
- 16.3
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Moderate
- EF EPI 514
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Siddharthanagar (27.5°, 83.45°, elevation 107 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).