The best time to travel in Oman is from October until April. The temperature average is around 30 C during the day and 20 C during night. The summer month from May until September are very hot (35-45 C) and can get very humid sometimes. In the winter month in the mountains and desert it can get down to 5 degrees.
According to the official rule, you have to apply for an online visa before you travel. However, as of now (Jan 2020) visas can still be bought on arrival at the airport in Muscat. Some airlines might ask for your visa at check-in. There is a 10 day and a 30 day visa
NOTE: only apply for online visa at the following Webseite: https://evisa.rop.gov.om
As you receive the visa, you have 30 days to enter the country
There are ATM's all over the country. You can withdraw up to 500 OMR, but some cards only give 150 OMR. For cash money exchange you can go to any small exchange offices, usually found in shopping malls. Don't change much cash at the Muscat Airport because the rate is very bad
Oman is one of the safest countries in the world with a very low crime rate. You will see that most Omanis do not lock their cars or their houses. Also for female travellers it is safe to travel around the country. The locals are very friendly and helpful
The rule for woman in moslem countries is knees and shoulders covered. However, Muscat is quite modern and you will see many woman in skirts and shoulder free top’s. On some public beaches it is common for girls to wear bikinis. In the interior the locals are more conservative.
Muscat has no proper public transport yet. The city spreads out very long and you usually need a car or a taxi to get around. There are not many places for walking. For taxis we recommend to download the Taxi-App "OTAXI". If you stop a taxi on the street, you have to bargain the price
Tap water is clean in Muscat. The water comes from desalination facilities. Still tho most people drink mineral water since it is cheap and available everywhere. For soups, Coffee and tea you can use tap water without problem
There are no officlal camping grounds in the country but camping is allowed anywhere in Oman. You can even start a fire for BBQ. If you camp near villages it might be a good idea to check with the locals if it is ok. Just please make sure you take your trash and throw it in a dustbin. For camping we recommend the Explorer Offroad Oman book
Swimming is safe anywhere in Oman. The waters are not deep, there is not much current and the beaches are mostly sandy. Woman can wear bikinis on some public beaches in Muscat. If you want more a western beach for swimming and sunbathing you can choose a beach club in one of the 5 star hotels (entrance fee around 10 OMR). We recommend CAYC (Capital Area Yacht Club) near the old town with an entrance fee of only 2 OMR
Small shops are usually open from 8:00 am to 1:00 pm and from 4:00 pm to 10:00 pm. The shopping malls are open from 10:00 am until 10:00 pm. Friday is the off-day in the middle east. Offices and some shops are closed but most shops open up again around 4:00 pm. The shopping malls are open on Friday from 10:00 am to 11:00 pm