, with a warm and sunny winter, a very hot spring, and a cloudy and windy summer due to the influence of the monsoon.
Masirah (or Masira) is an island located in Oman, near the coast of the Arabian Sea (belonging to the Indian Ocean), in the Ash Sharqiyah South Governorate, and at almost 21 degrees north latitude.
is very scarce, amounting to about 40 millimeters (1.5 inches) per year. Although it is rare in all months, it occurs preferably in two periods: from December to April, when depressions form on the Gulf of Oman, and from June to August, when rains can occur brought by the monsoon circulation that affects the eastern part of the Arabian Peninsula in summer.
, from December to February, is warm, but not excessively so, and sunny, and the sea is also warm enough for swimming. The average temperature in January is 23 °C (73.5 °F).
Sometimes there can be short periods of cool and windy weather, with lows of 15 °C (59 °F) or slightly below, and highs around 21/22 °C (70/72 °F). The coldest records in January and February are around 11.5/12 °C (52.5/53.5 °F).
, from March to May, both temperature and humidity gradually increase. In May, the hottest month, the daily average reaches 31.5 °C (88.7 °F). On the other hand, the wind also increases in intensity.
are those when the winds blow from the interior, in which, in return, the humidity decreases. In these cases, the temperature can exceed 30 °C (86 °F) in winter and 40 °C (104 °F) from April to June and again in October, while from July to September, when the southwest monsoon prevails, this phenomenon is less evident, and at most it reaches 37/38 °C (99/100 °F). In May and June the heat records are around 45/47 °C (113/117 °F).
, from June to September, is hot and humid, although less hot than the previous months, and is also decidedly windy, with mist carried by the wind, and the sea rough. The hours of sunshine also decrease. Rainfall, however, is very rare. It is the period of
, which means "autumn" in Arabic, although the effects are less evident than in Dhofar (see Salalah).
coming from the Arabian Sea, which bring strong winds and torrential rains. Cyclones form from May to December, and are more frequent at the beginning of the period (May-June), and somewhat less so at the end (October-December). The city was hit by the Oman cyclone in June 1977.
. Here are the average temperatures.
January, the coolest month of the year, is generally a warm to hot month. The average temperature is of
22.9 °C, with a minimum of
19.2 °C and a maximum of
26.6 °C.

On the coldest nights of the month, the temperature usually drops to around
15 °C. However, it dropped to
11.5 °C in January 1993.

On the warmest days of the month, the temperature usually reaches around
29.5 °C. However, it reached
31.8 °C in January 2017.

Precipitation amounts to only
4.2 mm, and all occurs in one day.
The day lasts on average 11 hours and 0 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 65%.
The average wind speed is of
14.5 kph.

The average sea temperature is of
24 °C. Therefore, the sea is warm enough for swimming.
February is generally a warm to hot month. The average temperature is of
23.6 °C, with a minimum of
19.7 °C and a maximum of
27.6 °C.

On the coldest nights of the month, the temperature usually drops to around
16 °C. However, it dropped to
11.7 °C in February 2017.

On the warmest days of the month, the temperature usually reaches around
31.5 °C. However, it reached
35.7 °C in February 2004.

Precipitation amounts to only
2.5 mm, and all occurs in one day.
The day lasts on average 11 hours and 30 minutes.

There are on average 9 hours of sunshine per day. So, the sun shines 80% of the time.
The average humidity is 66%.
The average wind speed is of
14.8 kph.

The average sea temperature is of
24 °C. Therefore, the sea is warm enough for swimming.
March is generally a warm to hot month. The average temperature is of
26 °C, with a minimum of
21.6 °C and a maximum of
30.4 °C.

On the coldest nights of the month, the temperature usually drops to around
18 °C. However, it dropped to
14.3 °C in March 1992.

On the warmest days of the month, the temperature usually reaches around
35.5 °C. However, it reached
40.6 °C in March 1998.

Precipitation amounts to only
9.7 mm, and all occurs in one day.
The day lasts on average 12 hours and 5 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 79% of the time.
The average humidity is 66%.
The average wind speed is of
14.5 kph.

The average sea temperature is of
26 °C. Therefore, the sea is warm enough for swimming.
April is generally a very hot month. The average temperature is of
29.3 °C, with a minimum of
24.7 °C and a maximum of
33.9 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C. However, it dropped to
18.5 °C in April 1997.

On the warmest days of the month, the temperature usually reaches around
39 °C. However, it reached
42.4 °C in April 2000.

Precipitation amounts to only
5.3 mm, distributed over 0 days.
The day lasts on average 12 hours and 35 minutes.

There are on average 10.5 hours of sunshine per day. So, the sun shines 82% of the time.
The average humidity is 65%.
The average wind speed is of
17 kph.

The average sea temperature is of
28 °C. Therefore, the sea is pleasantly warm and allows long swims.
May, the hottest month of the year, is generally a very hot month. The average temperature is of
31.4 °C, with a minimum of
26.9 °C and a maximum of
35.9 °C.

On the coldest nights of the month, the temperature usually drops to around
24.5 °C. However, it dropped to
22.9 °C in May 2004.

On the warmest days of the month, the temperature usually reaches around
41 °C. However, it reached
45.2 °C in May 1992.

Precipitation amounts to only
0.2 mm, distributed over 0 days.
The day lasts on average 13 hours and 5 minutes.

There are on average 11 hours of sunshine per day. So, the sun shines 85% of the time.
The average humidity is 69%.
The average wind speed is of
23.3 kph.

The average sea temperature is of
28 °C. Therefore, the sea is pleasantly warm and allows long swims.
June is generally a very hot, muggy month. The average temperature is of
30.6 °C, with a minimum of
26.5 °C and a maximum of
34.8 °C.

On the coldest nights of the month, the temperature usually drops to around
24 °C. However, it dropped to
21.1 °C in June 1999.

On the warmest days of the month, the temperature usually reaches around
40.5 °C. However, it reached
47.2 °C in June 2015.

Precipitation amounts to only
1.3 mm, and all occurs in one day.
The day lasts on average 13 hours and 25 minutes. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.

There are on average 9 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is of
25.2 kph.

The average sea temperature is of
28 °C. Therefore, the sea is pleasantly warm and allows long swims.
July is generally a very hot, muggy month. The average temperature is of
28.2 °C, with a minimum of
24.4 °C and a maximum of
32 °C.

On the coldest nights of the month, the temperature usually drops to around
22.5 °C. However, it dropped to
21.1 °C in July 2000.

On the warmest days of the month, the temperature usually reaches around
37 °C. However, it reached
38.7 °C in July 2016.

Precipitation amounts to only
8.8 mm, and all occurs in one day.
The day lasts on average 13 hours and 10 minutes.

There are on average 7.5 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
29.4 kph.

The average sea temperature is of
25 °C. Therefore, the sea is warm enough for swimming.
August is generally a warm to hot, muggy month. The average temperature is of
27.3 °C, with a minimum of
23.6 °C and a maximum of
30.9 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C. However, it dropped to
19.9 °C in August 1999.

On the warmest days of the month, the temperature usually reaches around
34.5 °C. However, it reached
38.6 °C in August 1993.

Precipitation amounts to only
0.2 mm, and all occurs in one day.
The day lasts on average 12 hours and 50 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
26.1 kph.

The average sea temperature is of
24 °C. Therefore, the sea is warm enough for swimming.
September is generally a very hot, muggy month. The average temperature is of
27.6 °C, with a minimum of
24 °C and a maximum of
31.3 °C.

On the coldest nights of the month, the temperature usually drops to around
22 °C. However, it dropped to
19.5 °C in September 2001.

On the warmest days of the month, the temperature usually reaches around
35 °C. However, it reached
38 °C in September 2000.

Precipitation amounts to only
0 mm, so on average it never rains in the whole month.
The day lasts on average 12 hours and 10 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
19.5 kph.

The average sea temperature is of
25 °C. Therefore, the sea is warm enough for swimming.
October is generally a very hot, muggy month. The average temperature is of
28.3 °C, with a minimum of
24 °C and a maximum of
32.5 °C.

On the coldest nights of the month, the temperature usually drops to around
21.5 °C. However, it dropped to
19.4 °C in October 1996.

On the warmest days of the month, the temperature usually reaches around
37 °C. However, it reached
41.5 °C in October 2001.

Precipitation amounts to only
2 mm, distributed over 0 days.
The day lasts on average 11 hours and 35 minutes.

There are on average 10.5 hours of sunshine per day. So, the sun shines 89% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
13.1 kph.

The average sea temperature is of
27 °C. Therefore, the sea is pleasantly warm and allows long swims.
November is generally a warm to hot month. The average temperature is of
26.6 °C, with a minimum of
23.1 °C and a maximum of
30.2 °C.

On the coldest nights of the month, the temperature usually drops to around
20.5 °C. However, it dropped to
18 °C in November 1992.

On the warmest days of the month, the temperature usually reaches around
33.5 °C. However, it reached
36.5 °C in November 2007.

Precipitation amounts to only
4.2 mm, distributed over 0 days.
The day lasts on average 11 hours and 5 minutes.

There are on average 10 hours of sunshine per day. So, the sun shines 90% of the time.
The average humidity is 69%.
The average wind speed is of
13.9 kph.

The average sea temperature is of
27 °C. Therefore, the sea is pleasantly warm and allows long swims.
December is generally a warm to hot month. The average temperature is of
24.4 °C, with a minimum of
21 °C and a maximum of
27.8 °C.

On the coldest nights of the month, the temperature usually drops to around
17.5 °C. However, it dropped to
14.7 °C in December 2004.

On the warmest days of the month, the temperature usually reaches around
30.5 °C. However, it reached
32.5 °C in December 2016.

Precipitation amounts to only
1.9 mm, and all occurs in one day.
The day lasts on average 10 hours and 55 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 9.5 hours of sunshine per day. So, the sun shines 85% of the time.
The average humidity is 67%.
The average wind speed is of
15.7 kph.

The average sea temperature is of
26 °C. Therefore, the sea is warm enough for swimming.