Rustaq weather in April
In April, Rustaq sees average daytime highs of 34°C and overnight lows near 24°C, with 13 mm of rain across 1.8 wet days and about 12.5 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.
Highs climb over the month, from about 32°C in the first days to 37°C by the end. The sky is clear or mostly clear about 74% of the time in April, and the air most often feels dry.
Daylight stretches from about 12 h 12 min at the start of April to 12 h 48 min by month's end. Set against the rest of the year, April is Rustaq's 10th-clearest and 3rd-windiest month. For the whole year in context, see Rustaq's year-round climate.
- Daytime high
- 34°
- 6th warmest
- Overnight low
- 24°
- 7th coldest
- Rainfall
- 13 mm
- 1.8 wet days
- Daylight
- 12 h 30 min
- 5:54 AM – 6:27 PM
- Cloud cover
- 26%
- 10th clearest
- Wind
- 8 km/h
- 3rd windiest
- Solar energy
- 7.12 kWh/m²
- Travel score
- 3.6
- out of 10
Rustaq is city and province of Oman.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in April
Highs climb over the month, from about 32°C in the first days to 37°C by the end.
A typical April day in Rustaq reaches about 34°C in the afternoon and slips back to 24°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 38°C. Set against its neighbours, April runs about 5°C warmer than March and about 5°C cooler than May.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 36 | 36 | 37 | 37 | 37 |
| Avg low (°C) | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 22 |
| 2 | 32 | 22 |
| 3 | 32 | 22 |
| 4 | 33 | 23 |
| 5 | 33 | 23 |
| 6 | 33 | 23 |
| 7 | 33 | 23 |
| 8 | 33 | 23 |
| 9 | 33 | 23 |
| 10 | 33 | 23 |
| 11 | 34 | 24 |
| 12 | 34 | 24 |
| 13 | 34 | 24 |
| 14 | 34 | 24 |
| 15 | 34 | 24 |
| 16 | 34 | 24 |
| 17 | 35 | 24 |
| 18 | 35 | 25 |
| 19 | 35 | 25 |
| 20 | 35 | 25 |
| 21 | 35 | 25 |
| 22 | 35 | 25 |
| 23 | 36 | 25 |
| 24 | 36 | 25 |
| 25 | 36 | 26 |
| 26 | 36 | 26 |
| 27 | 36 | 26 |
| 28 | 37 | 26 |
| 29 | 37 | 26 |
| 30 | 37 | 26 |
How April really feels in Rustaq
Once humidity and wind are folded in, April averages 30 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 April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Rustaq weather by month
How April compares with the rest of the year at a glance. April is the 6th-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 | 24° / 15° | 14 | 2.5 | 10.7 | 8.9 |
| Feb | 26° / 16° | 13 | 2.2 | 11.2 | 8.7 |
| Mar | 29° / 20° | 20 | 2.7 | 11.8 | 6.8 |
| Apr | 34° / 24° | 13 | 1.8 | 12.5 | 3.6 |
| May | 39° / 28° | 2 | 0.7 | 13.1 | 0.6 |
| Jun | 41° / 31° | 5 | 0.2 | 13.4 | 0.0 |
| Jul | 40° / 31° | 6 | 0.4 | 13.3 | 0.2 |
| Aug | 39° / 30° | 1 | 0.3 | 12.8 | 0.9 |
| Sep | 37° / 28° | 2 | 0.3 | 12.1 | 2.0 |
| Oct | 34° / 24° | 3 | 0.7 | 11.5 | 4.0 |
| Nov | 29° / 20° | 11 | 1.3 | 10.9 | 7.4 |
| Dec | 25° / 16° | 14 | 2.2 | 10.6 | 8.8 |
Cloud cover in April
The sky is clear or mostly clear about 74% of the time in April.
Beyond those clear spells, partly cloudy skies cover about 10% of April, with mostly cloudy or overcast conditions the remaining 17%.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 80 | 81 | 81 | 82 | 82 | 82 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 83 | 84 | 84 | 84 | 85 | 85 | 85 | 86 | 86 |
| Cloudier (%) | 20 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 80 | 20 |
| 2 | 81 | 19 |
| 3 | 81 | 19 |
| 4 | 82 | 18 |
| 5 | 82 | 18 |
| 6 | 82 | 18 |
| 7 | 83 | 17 |
| 8 | 83 | 17 |
| 9 | 83 | 17 |
| 10 | 83 | 17 |
| 11 | 83 | 17 |
| 12 | 83 | 17 |
| 13 | 83 | 17 |
| 14 | 83 | 17 |
| 15 | 83 | 17 |
| 16 | 83 | 17 |
| 17 | 83 | 17 |
| 18 | 83 | 17 |
| 19 | 83 | 17 |
| 20 | 83 | 17 |
| 21 | 83 | 17 |
| 22 | 83 | 17 |
| 23 | 84 | 16 |
| 24 | 84 | 16 |
| 25 | 84 | 16 |
| 26 | 85 | 15 |
| 27 | 85 | 15 |
| 28 | 85 | 15 |
| 29 | 86 | 14 |
| 30 | 86 | 14 |
Chance of precipitation in April
Rustaq gets around 13 mm of rain over 1.8 wet days in April. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 6% and peaks near 7% on the wettest days.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 |
| Rain chance (%) | |
|---|---|
| 1 | 7 |
| 2 | 7 |
| 3 | 6 |
| 4 | 6 |
| 5 | 6 |
| 6 | 6 |
| 7 | 6 |
| 8 | 6 |
| 9 | 6 |
| 10 | 6 |
| 11 | 6 |
| 12 | 6 |
| 13 | 6 |
| 14 | 6 |
| 15 | 6 |
| 16 | 6 |
| 17 | 6 |
| 18 | 6 |
| 19 | 6 |
| 20 | 6 |
| 21 | 6 |
| 22 | 6 |
| 23 | 6 |
| 24 | 6 |
| 25 | 6 |
| 26 | 6 |
| 27 | 6 |
| 28 | 5 |
| 29 | 5 |
| 30 | 5 |
Humidity in April
Most of April feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, April lands in the dry band about 71% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 69 | 69 | 70 | 71 | 72 | 72 | 73 | 73 | 73 | 72 | 72 | 71 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 70 | 71 | 71 | 71 | 71 | 72 | 72 | 72 | 74 | 74 | 74 |
| Comfortable (%) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 |
| Humid (%) | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 |
| Muggy (%) | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 |
| Oppressive (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 69 | 15 | 11 | 5 | 0 |
| 2 | 69 | 15 | 11 | 5 | 0 |
| 3 | 70 | 15 | 10 | 5 | 0 |
| 4 | 71 | 15 | 10 | 4 | 0 |
| 5 | 72 | 15 | 9 | 4 | 0 |
| 6 | 72 | 15 | 9 | 4 | 0 |
| 7 | 73 | 15 | 8 | 4 | 0 |
| 8 | 73 | 15 | 8 | 4 | 0 |
| 9 | 73 | 15 | 8 | 4 | 0 |
| 10 | 72 | 15 | 8 | 4 | 1 |
| 11 | 72 | 15 | 8 | 4 | 1 |
| 12 | 71 | 16 | 8 | 4 | 1 |
| 13 | 71 | 16 | 8 | 4 | 1 |
| 14 | 71 | 16 | 8 | 4 | 1 |
| 15 | 71 | 16 | 8 | 4 | 1 |
| 16 | 70 | 16 | 9 | 4 | 1 |
| 17 | 70 | 16 | 9 | 4 | 1 |
| 18 | 70 | 16 | 9 | 4 | 1 |
| 19 | 70 | 16 | 9 | 4 | 1 |
| 20 | 70 | 16 | 9 | 4 | 1 |
| 21 | 71 | 15 | 9 | 4 | 1 |
| 22 | 71 | 15 | 9 | 4 | 1 |
| 23 | 71 | 15 | 9 | 4 | 1 |
| 24 | 71 | 15 | 9 | 4 | 1 |
| 25 | 72 | 14 | 9 | 4 | 1 |
| 26 | 72 | 14 | 9 | 4 | 1 |
| 27 | 72 | 14 | 9 | 4 | 1 |
| 28 | 74 | 14 | 8 | 3 | 1 |
| 29 | 74 | 14 | 8 | 3 | 1 |
| 30 | 74 | 14 | 8 | 3 | 1 |
Wind in April
Winds average 8 km/h in April.
Across April, daily wind ranges from about 8 km/h on the calmest days to 9 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 9 | 9 | 9 |
| 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 |
| 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 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
Sunrise & sunset in April
Daylight runs from about 12 h 12 min at the start of April to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 36 minutes over April. Sunrise moves from 6:09 AM to 5:43 AM, and sunset from 6:21 PM to 6:33 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.2 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.6 | 12.6 | 12.6 | 12.6 | 12.7 | 12.7 | 12.7 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 |
| Sunrise (AM) | 6:09 | 6:08 | 6:07 | 6:06 | 6:05 | 6:04 | 6:03 | 6:02 | 6:01 | 6:00 | 5:59 | 5:58 | 5:57 | 5:56 | 5:55 | 5:54 | 5:53 | 5:52 | 5:52 | 5:51 | 5:50 | 5:49 | 5:48 | 5:47 | 5:46 | 5:46 | 5:45 | 5:44 | 5:43 | 5:43 |
| Sunset (PM) | 6:21 | 6:21 | 6:22 | 6:22 | 6:23 | 6:23 | 6:23 | 6:24 | 6:24 | 6:24 | 6:25 | 6:25 | 6:26 | 6:26 | 6:26 | 6:27 | 6:27 | 6:28 | 6:28 | 6:28 | 6:29 | 6:29 | 6:30 | 6:30 | 6:31 | 6:31 | 6:31 | 6:32 | 6:32 | 6:33 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.2 | 6:09 | 6:21 |
| 2 | 12.2 | 6:08 | 6:21 |
| 3 | 12.2 | 6:07 | 6:22 |
| 4 | 12.3 | 6:06 | 6:22 |
| 5 | 12.3 | 6:05 | 6:23 |
| 6 | 12.3 | 6:04 | 6:23 |
| 7 | 12.3 | 6:03 | 6:23 |
| 8 | 12.4 | 6:02 | 6:24 |
| 9 | 12.4 | 6:01 | 6:24 |
| 10 | 12.4 | 6:00 | 6:24 |
| 11 | 12.4 | 5:59 | 6:25 |
| 12 | 12.5 | 5:58 | 6:25 |
| 13 | 12.5 | 5:57 | 6:26 |
| 14 | 12.5 | 5:56 | 6:26 |
| 15 | 12.5 | 5:55 | 6:26 |
| 16 | 12.5 | 5:54 | 6:27 |
| 17 | 12.6 | 5:53 | 6:27 |
| 18 | 12.6 | 5:52 | 6:28 |
| 19 | 12.6 | 5:52 | 6:28 |
| 20 | 12.6 | 5:51 | 6:28 |
| 21 | 12.7 | 5:50 | 6:29 |
| 22 | 12.7 | 5:49 | 6:29 |
| 23 | 12.7 | 5:48 | 6:30 |
| 24 | 12.7 | 5:47 | 6:30 |
| 25 | 12.7 | 5:46 | 6:31 |
| 26 | 12.8 | 5:46 | 6:31 |
| 27 | 12.8 | 5:45 | 6:31 |
| 28 | 12.8 | 5:44 | 6:32 |
| 29 | 12.8 | 5:43 | 6:32 |
| 30 | 12.8 | 5:43 | 6:33 |
Solar energy in April
Average shortwave solar energy reaching the ground each day in April, about 7.12 kWh/m².
For context, solar energy here swings from a low near 4.37 kWh/m² to a high of 7.56 kWh/m² in May across the year — April's 7.12 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.8 | 6.8 | 6.8 | 6.9 | 6.9 | 6.9 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.3 | 7.3 | 7.3 | 7.3 | 7.3 | 7.3 | 7.4 |
| 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 |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.8 | Intense |
| 2 | 6.8 | Intense |
| 3 | 6.8 | Intense |
| 4 | 6.9 | Intense |
| 5 | 6.9 | Intense |
| 6 | 6.9 | Intense |
| 7 | 7.0 | Intense |
| 8 | 7.0 | Intense |
| 9 | 7.0 | Intense |
| 10 | 7.0 | Intense |
| 11 | 7.0 | Intense |
| 12 | 7.0 | Intense |
| 13 | 7.1 | Intense |
| 14 | 7.1 | Intense |
| 15 | 7.1 | Intense |
| 16 | 7.1 | Intense |
| 17 | 7.1 | Intense |
| 18 | 7.2 | Intense |
| 19 | 7.2 | Intense |
| 20 | 7.2 | Intense |
| 21 | 7.2 | Intense |
| 22 | 7.2 | Intense |
| 23 | 7.2 | Intense |
| 24 | 7.3 | Intense |
| 25 | 7.3 | Intense |
| 26 | 7.3 | Intense |
| 27 | 7.3 | Intense |
| 28 | 7.3 | Intense |
| 29 | 7.3 | Intense |
| 30 | 7.4 | Intense |
Hazard calendar for Rustaq
In April, Rustaq sits inside its cyclone and dust season. The full year is below, with each hazard's peak months called out.
Rustaq sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.
Rustaq sees seasonal dust haze (April–September), heaviest in July.
Is April a good time to visit Rustaq?
Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
April is a weaker month for outdoor sightseeing in Rustaq. The water and warmth also suit a beach or pool day.
What to pack for Rustaq in April
From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In April, Rustaq sees daytime highs around 34°C and nights near 24°C. Pack light clothes and sun protection.
Sea temperature near Rustaq in April
The nearest coast averages about 27°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 54 km away) is warmest in June at about 32°C and coldest in February near 23°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 23 | 25 | 27 | 30 | 32 | 32 | 31 | 31 | 30 | 28 | 25 |
| Comfort | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Refreshing |
| Feb | 23 | Refreshing |
| Mar | 25 | Warm |
| Apr | 27 | Warm |
| May | 30 | Tropical |
| Jun | 32 | Tropical |
| Jul | 32 | Tropical |
| Aug | 31 | Tropical |
| Sep | 31 | Tropical |
| Oct | 30 | Tropical |
| Nov | 28 | Tropical |
| Dec | 25 | Warm |
UV index in Rustaq in April
Clear-sky midday UV in April peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Rustaq peaks around May 15 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).
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) | 7 | 9 | 10 | 11 | 11 | 10 | 10 | 11 | 10 | 9 | 7 | 6 |
| Level | High | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 9 | Very high |
| Mar | 10 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Extreme |
| Jul | 10 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Extreme |
| Oct | 9 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Rustaq in April
Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.
Air quality in Rustaq is worst in July — around 84 µg/m³ PM2.5 (unhealthy), about 3.3× the cleanest month (December, 25 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) | 28 | 33 | 37 | 43 | 48 | 57 | 84 | 67 | 44 | 31 | 27 | 25 |
| Level | Moderate | Moderate | Poor | Poor | Poor | Unhealthy | Unhealthy | Unhealthy | Poor | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 28 | Moderate |
| Feb | 33 | Moderate |
| Mar | 37 | Poor |
| Apr | 43 | Poor |
| May | 48 | Poor |
| Jun | 57 | Unhealthy |
| Jul | 84 | Unhealthy |
| Aug | 67 | Unhealthy |
| Sep | 44 | Poor |
| Oct | 31 | Moderate |
| Nov | 27 | Moderate |
| Dec | 25 | Moderate |
Where is Rustaq?
Rustaq sits at 23.4°N, 57.4°E, 341 m above sea level, in Oman. The nearest listed city is Bahla, 47 km away.
Topography around Rustaq
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rustaq.
Within 3 km, the terrain around Rustaq has large variations in elevation — a maximum elevation change of 1,070 m around an average of 474 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,776 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,973 m.
The land around Rustaq is covered by bare terrain (74%) within 3 km, bare terrain (93%) within 16 km, and bare terrain (79%) within 80 km.
Oman travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type G
- 240 V · 50 Hz
- Prices
- ≈ 47% of US
- price level, 2025
- GDP per capita
- $19,947
- 2025
- Happiness
- 6.2 / 10
- World Happiness, 2025
- Safe drinking water
- 91%
- of population, 2024
- Homicide rate
- 0.1
- per 100k, 2023
- Road deaths
- 10.6
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very low
- EF EPI 407
- 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 Rustaq (23.3908°, 57.4244°, elevation 341 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).