The biggest temperature swing occurs between March and April, as typical highs shift from 28.5°C / 83.4°F to 32.9°C / 91.2°F (about 4.4°C / 7.9°F).
| Month | Low Temperature | High Temperature | Category |
|---|---|---|---|
| January | 16.7°C | 23.9°C | WARM |
| February | 17.9°C | 25.5°C | WARM |
| March | 20.6°C | 28.5°C | WARM |
| April | 24.4°C | 32.9°C | HOT |
| May | 28.2°C | 37°C | HOT |
| June | 29.7°C | 37.8°C | HOT |
| July | 30°C | 36.9°C | HOT |
| August | 28.7°C | 35.8°C | HOT |
| September | 27.1°C | 35°C | HOT |
| October | 24.9°C | 33.2°C | HOT |
| November | 21.5°C | 28.9°C | WARM |
| December | 18.4°C | 25.3°C | WARM |
July has the warmest typical feels-like highs (41.9°C / 107.5°F), while January is coolest (23.6°C / 74.5°F).
| Month | Low Feels Like | High Feels Like | Category |
|---|---|---|---|
| January | 16.1°C | 23.6°C | WARM |
| February | 17.3°C | 25.8°C | WARM |
| March | 20.4°C | 29.6°C | WARM |
| April | 24.6°C | 34.6°C | HOT |
| May | 28.9°C | 39.5°C | HOT |
| June | 32.4°C | 41.9°C | HOT |
| July | 34.2°C | 41.9°C | HOT |
| August | 32.9°C | 40.8°C | HOT |
| September | 30°C | 39°C | HOT |
| October | 26°C | 35.5°C | HOT |
| November | 22.2°C | 29.9°C | WARM |
| December | 18.4°C | 25.4°C | WARM |
March is wettest at 16.7 mm / 0.66 inches, while September is driest at 0.1 mm / 0 inches.
| Month | Baseline | Rainfall | Category |
|---|---|---|---|
| January | -6.5 mm | 15.6 mm | DRY |
| February | -6.5 mm | 9.9 mm | DRY |
| March | -6.5 mm | 16.7 mm | DRY |
| April | -6.5 mm | 7.7 mm | DRY |
| May | -6.5 mm | 0.6 mm | DRY |
| June | -6.5 mm | 10.2 mm | DRY |
| July | -6.5 mm | 6.6 mm | DRY |
| August | -6.5 mm | 1 mm | DRY |
| September | -6.5 mm | 0.1 mm | DRY |
| October | -6.5 mm | 5.4 mm | DRY |
| November | -6.5 mm | 12.3 mm | DRY |
| December | -6.5 mm | 14.6 mm | DRY |
August has the strongest peak UV (around index 8.9).
| Month | Baseline | UV Index | Category |
|---|---|---|---|
| January | 0 | 6.2 | HIGH |
| February | 0 | 7.4 | HIGH |
| March | 0 | 8.4 | VERY HIGH |
| April | 0 | 8.7 | VERY HIGH |
| May | 0 | 8.8 | VERY HIGH |
| June | 0 | 8.7 | VERY HIGH |
| July | 0 | 8.9 | VERY HIGH |
| August | 0 | 8.9 | VERY HIGH |
| September | 0 | 8.6 | VERY HIGH |
| October | 0 | 7.8 | HIGH |
| November | 0 | 6.6 | HIGH |
| December | 0 | 5.6 | MODERATE |
Daylight ranges from 10.7h in December to 13.6h in June.
| Month | Baseline | Daylight Hours | Category |
|---|---|---|---|
| January | 0h | 10.9h | BALANCED |
| February | 0h | 11.4h | BALANCED |
| March | 0h | 12h | BALANCED |
| April | 0h | 12.7h | BALANCED |
| May | 0h | 13.3h | LONG |
| June | 0h | 13.6h | LONG |
| July | 0h | 13.4h | LONG |
| August | 0h | 12.9h | BALANCED |
| September | 0h | 12.3h | BALANCED |
| October | 0h | 11.6h | BALANCED |
| November | 0h | 11h | BALANCED |
| December | 0h | 10.7h | BALANCED |
December is most humid (63.2%), while May is driest (39.5%).
| Month | Baseline | Humidity (avg) | Category |
|---|---|---|---|
| January | 31.2% | 63.2% | COMFORTABLE |
| February | 31.2% | 60% | COMFORTABLE |
| March | 31.2% | 54.3% | COMFORTABLE |
| April | 31.2% | 44.9% | DRY |
| May | 31.2% | 39.5% | DRY |
| June | 31.2% | 47% | COMFORTABLE |
| July | 31.2% | 54.2% | COMFORTABLE |
| August | 31.2% | 56.7% | COMFORTABLE |
| September | 31.2% | 54.6% | COMFORTABLE |
| October | 31.2% | 51.6% | COMFORTABLE |
| November | 31.2% | 58.9% | COMFORTABLE |
| December | 31.2% | 63.2% | COMFORTABLE |
May has the strongest typical average wind (10.3 km/h / 6.4 mph), while December is calmest (8.4 km/h / 5.2 mph).
| Month | Baseline | Wind (avg) | Category |
|---|---|---|---|
| January | 7.6 km/h | 9.3 km/h | CALM |
| February | 7.6 km/h | 9.8 km/h | CALM |
| March | 7.6 km/h | 9.8 km/h | CALM |
| April | 7.6 km/h | 9.9 km/h | CALM |
| May | 7.6 km/h | 10.3 km/h | CALM |
| June | 7.6 km/h | 9.6 km/h | CALM |
| July | 7.6 km/h | 9 km/h | CALM |
| August | 7.6 km/h | 8.6 km/h | CALM |
| September | 7.6 km/h | 8.4 km/h | CALM |
| October | 7.6 km/h | 8.6 km/h | CALM |
| November | 7.6 km/h | 8.4 km/h | CALM |
| December | 7.6 km/h | 8.4 km/h | CALM |
March is windiest by P95 gust signal (47.5 km/h / 29.5 mph).
| Month | Baseline | Wind (gusts) | Category |
|---|---|---|---|
| January | 0 km/h | 44.6 km/h | WINDY |
| February | 0 km/h | 46.8 km/h | WINDY |
| March | 0 km/h | 47.5 km/h | WINDY |
| April | 0 km/h | 46.8 km/h | WINDY |
| May | 0 km/h | 46.8 km/h | WINDY |
| June | 0 km/h | 43.9 km/h | WINDY |
| July | 0 km/h | 42.1 km/h | WINDY |
| August | 0 km/h | 39.2 km/h | WINDY |
| September | 0 km/h | 38.2 km/h | WINDY |
| October | 0 km/h | 40.3 km/h | WINDY |
| November | 0 km/h | 40.7 km/h | WINDY |
| December | 0 km/h | 40 km/h | WINDY |
January has the most rain days (~3.5), while September has the fewest (~0.1). Rain days count the average number of days in a month with measurable rain (about 0.1 mm or more).
| Month | Baseline | Rain Days | Category |
|---|---|---|---|
| January | -1.3 days | 3.5 days | RARE |
| February | -1.3 days | 2 days | RARE |
| March | -1.3 days | 2.5 days | RARE |
| April | -1.3 days | 1.8 days | RARE |
| May | -1.3 days | 0.5 days | RARE |
| June | -1.3 days | 0.5 days | RARE |
| July | -1.3 days | 0.6 days | RARE |
| August | -1.3 days | 0.3 days | RARE |
| September | -1.3 days | 0.1 days | RARE |
| October | -1.3 days | 1.1 days | RARE |
| November | -1.3 days | 2.3 days | RARE |
| December | -1.3 days | 3.1 days | RARE |
January has the most heavy rain/washout risk days (~1). Heavy rain days are the average number of days likely to bring stronger downpours that can disrupt outdoor plans.
| Month | Baseline | Heavy Rain Days | Category |
|---|---|---|---|
| January | 0 days | 1 days | OCCASIONAL |
| February | 0 days | 0 days | RARE |
| March | 0 days | 1 days | OCCASIONAL |
| April | 0 days | 0 days | RARE |
| May | 0 days | 0 days | RARE |
| June | 0 days | 0 days | RARE |
| July | 0 days | 0 days | RARE |
| August | 0 days | 0 days | RARE |
| September | 0 days | 0 days | RARE |
| October | 0 days | 0 days | RARE |
| November | 0 days | 0 days | RARE |
| December | 0 days | 1 days | OCCASIONAL |
May has the highest heat-risk day count (~30 days). Heat days are the average number of days that exceed our location-specific heat-risk threshold.
| Month | Baseline | Heat Days | Category |
|---|---|---|---|
| January | 0 days | 0 days | LOW |
| February | 0 days | 0 days | LOW |
| March | 0 days | 3 days | ELEVATED |
| April | 0 days | 18 days | SEVERE |
| May | 0 days | 30 days | SEVERE |
| June | 0 days | 30 days | SEVERE |
| July | 0 days | 30 days | SEVERE |
| August | 0 days | 30 days | SEVERE |
| September | 0 days | 29 days | SEVERE |
| October | 0 days | 22 days | SEVERE |
| November | 0 days | 2 days | ELEVATED |
| December | 0 days | 0 days | LOW |
Daylight varies from 10.7 hours in December (winter) to 13.6 hours in June (summer), which is a difference of 2.9 hours.
Northern Hemisphere seasons shape the weather patterns throughout the year. Here's what to expect in each season:
| Ranking Goal | #1 | #2 | #3 | #4 |
|---|---|---|---|---|
| Lowest rain risk | Feb 0 risk days | Apr 0 risk days | May 0 risk days | Jun 0 risk days |
| Lowest heatwave risk | Jan 0 risk days | Feb 0 risk days | Dec 0 risk days | Nov 2 risk days |
| Lowest cold risk | Jan 0 risk days | Feb 0 risk days | Mar 0 risk days | Apr 0 risk days |
| Lowest wind disruption risk | Sep 38 km/h | Aug 39 km/h | Dec 40 km/h | Oct 40 km/h |
| Most comfortable evenings | Feb 97 / 100 | Dec 97 / 100 | Jan 91 / 100 | Mar 82 / 100 |
| Best outdoor reliability | Nov 92 / 100 | Feb 82 / 100 | Oct 71 / 100 | Sep 67 / 100 |
Click any month for detailed weather information and packing advice.
Get personalized month rankings based on weather comfort, outdoor activity suitability, and seasonal conditions.
View Best Time to VisitThe best months to visit Muscat depend on your preferences. For warm weather, June is typically the warmest month. For dry conditions, September, May, August tend to have the least rainfall. Consider your priorities, and whether you prefer warmer temperatures, drier weather, or longer daylight hours.
June is typically the warmest month in Muscat, with average high temperatures reaching around 38°C (100°F). This is peak summer weather, ideal for outdoor activities and sightseeing.
January is usually the coldest month, with average low temperatures dropping to around 17°C (63°F). Pack warm layers if visiting during this time, especially for evening activities.
March typically sees the most rainfall in Muscat, averaging around 17mm (0.7 inches). It's wise to pack waterproof layers and have some indoor backup plans if you're visiting during this month.
September is typically the driest month, with average rainfall of just 0mm (0.0 inches). This makes it an excellent time for outdoor exploration and activities with minimal risk of rain disruption.
Temperatures in Muscat range from average lows of 24°C (75°F) to highs of 32°C (89°F). This variation means you'll want to pack differently depending on when you visit, as layers are key for adapting to the seasonal changes.
Yes, sun protection is important in Muscat. UV levels can reach 9 during peak months, which is considered very high. Pack sunscreen (SPF 30+), sunglasses, and a hat, especially if you'll be outdoors for extended periods.