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Contents
- The climate of Al Jafnayn
- The best time to visit Al Jafnayn
- The worst time to visit Al Jafnayn
- Spring weather in Al Jafnayn
- Summer weather in Al Jafnayn
- Autumn weather in Al Jafnayn
- Winter weather in Al Jafnayn
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Al Jafnayn
Geographically positioned in Oman, Al Jafnayn has a predominately subtropical desert climate as classified by the Köppen system. This type of climate, marked as 'BWh', is characterized by high temperatures and scarce rainfall throughout the year. The meteorological data indicates a distinct transition between temperatures, humidity, and other weather-related factors on a monthly basis.
Temperatures in Al Jafnayn ascend from a low of 17.3°C (63.1°F) to a peak of 38.4°C (101.1°F). These high temperatures remain consistent across the months, with slightly cooler periods occurring towards the beginning and end of the year. This trend is mirrored by the humidity levels, which fluctuate from 33 to 58% over the year. Notably, relative humidity is at its lowest during the hottest months, contributing to the desert-like conditions.
The climate consistently delivers clear skies, with cloud percentages ranging from 2 to 9% throughout the year. Alongside this, visibility remains a constant 10km (6.2mi), irrespective of the month. Rainfall exhibits minimal variability, with the fewest precipitation occurring between March to September. The winds maintain a gentle pace, with speeds varying from 8.1km/h (5mph) to 11.1km/h (6.9mph).
Temperatures in Al Jafnayn ascend from a low of 17.3°C (63.1°F) to a peak of 38.4°C (101.1°F). These high temperatures remain consistent across the months, with slightly cooler periods occurring towards the beginning and end of the year. This trend is mirrored by the humidity levels, which fluctuate from 33 to 58% over the year. Notably, relative humidity is at its lowest during the hottest months, contributing to the desert-like conditions.
The climate consistently delivers clear skies, with cloud percentages ranging from 2 to 9% throughout the year. Alongside this, visibility remains a constant 10km (6.2mi), irrespective of the month. Rainfall exhibits minimal variability, with the fewest precipitation occurring between March to September. The winds maintain a gentle pace, with speeds varying from 8.1km/h (5mph) to 11.1km/h (6.9mph).
The best time to visit Al Jafnayn
Considering the weather factors, a trip to Al Jafnayn between November to February would provide a pleasant experience. These months offer the mildest temperatures, between 17.3°C (63.1°F) and 25.4°C (77.7°F), coupled with higher humidity levels of 53 to 58%. Moreover, maximum daylight hours of 11 to 10.7 ensures plenty of sun-filled activities. Additionally, wind speeds during these months average around 8.5km/h (5.3mph), creating a soothing breeze without being excessively windy.
The worst time to visit Al Jafnayn
Conversely, the period from May to August epitomizes the harsh desert climate, making it less visitor-friendly. With the mercury soaring up to 37.7°C (99.9°F) to 38.4°C (101.1°F), the heat is intense and can be overwhelming for many. Though these months have the longest daylight hours, ranging from 13.3 to 13.6, the scorching sun coupled with low humidity of 33 to 39% may result in discomfort.
Spring weather in Al Jafnayn
In Al Jafnayn, spring months March through May, observe an upward surge in temperatures from 28.8°C (83.8°F) to 37.7°C (99.9°F). As the season progresses, the humidity drops from 45 to 33%, which might contribute to heightened aridity. During this season, overall rainfall is low with recorded precipitation of mere 4mm (0.16") to 3mm (0.12").
Summer weather in Al Jafnayn
Teetering on the edge of temperature extremes, the summer in Al Jafnayn, from June to August, witnesses the highest temperatures of the year, hitting 38.4°C (101.1°F) and gradually descending to 36.8°C (98.2°F). Humidity during these months ranges from 39 to 48%.
Autumn weather in Al Jafnayn
The autumn months from September to November see a dip in temperatures, which range from 35.9°C (96.6°F) to 28.7°C (83.7°F). Humidity begins to rise again, fluctuating between 45% and 53%. Notably, September experiences no rainfall at all, while November observes an increase to 6mm (0.24").
Winter weather in Al Jafnayn
Winter in Al Jafnayn, from December to February, witnesses the most pleasant weather of the year. While temperatures vary from 24.8°C (76.6°F) to 17.3°C (63.1°F), the humidity increases to 56 to 58%, providing relief from the otherwise dry conditions. These months also receive the most rainfall with an average of 8mm (0.31") to 9mm (0.35") respectively.
Weather in January
From the shared climate data for Al Jafnayn, Oman, January features temperatures ranging from a mild 17.3°C (63.1°F) during the night to a warm 23.5°C (74.3°F) at the height of the day. The first month of the year heralds the transition from winter to spring, with the city experiencing a gradual rise in daytime temperatures. Weather in January »
Weather in February
Shifting from January to February, Al Jafnayn sees an increase in both daytime high and nighttime low temperatures, clocking in at 25.4°C (77.7°F) and 18.8°C (65.8°F) respectively. This month witnesses the onset of longer daytime hours, instigating a slow progression into the warmer half of the year. Weather in February »
Weather in March
As spring progresses into its final month in Al Jafnayn, March boasts daytime highs of 28.8°C (83.8°F) and a significant dip in relative humidity down to 45% — a clear indication of the upcoming summer. The weather during March retains the dry characteristics of preceding months but experiences moderate shifts. Weather in March »
Weather in April
April temperature extremes in Al Jafnayn show a significant leap from March with the weather displaying highs of 33.2°C (91.8°F) and lows of 26.1°C (79°F), paving the way firmly into the summer season. The rise in temperature corresponds with a further reduction in humidity, creating dry and arid conditions for the city's inhabitants. Weather in April »
Weather in May
May in Al Jafnayn is characterized by soaring temperatures, having maximum daytime highs of 37.7°C (99.9°F) and an observed minimum nighttime low of 30.3°C (86.5°F). This time marks the onset of peak summer and is generally associated with dry and hot weather. Weather in May »
Weather in June
June marks the middle of the year with the highest recorded temperature being 38.4°C (101.1°F) during peak day time and falling to a minimum of 31.1°C (88°F) at night in Al Jafnayn. June exemplifies the typical summer climate of this region, characterized by extreme heat and constant high-pressure build-up. Weather in June »
Weather in July
Temperatures in July hover around a maximum of 37.9°C (100.2°F) and minimum of 31.1°C (88°F), making it almost as hot as June in Al Jafnayn. The summer continues in its full force with high temperatures governing the weather scene. Weather in July »
Weather in August
Al Jafnayn weather in August demonstrates a slight decline in temperatures, with the mercury ranging from 36.8°C (98.2°F) during the day and 29.5°C (85.1°F) at night. This slight reprieve from the intense heat of July is a potential indicator of the slowly concluding summer season. Weather in August »
Weather in September
Temperature gradually descends in September, showcasing an observed high of 35.9°C (96.6°F) and an all-time observed low of 27.9°C (82.2°F), signaling an approaching change in the season at Al Jafnayn. The conditions swiftly start transforming from the punishing summer months to a more bearable autumn season. Weather in September »
Weather in October
Temperatures in Al Jafnayn continue their steady fall in October, with the mercury sliding down to a moderate high of 33.7°C (92.7°F) and a low of 26.1°C (79°F) at night. The lower temperatures affirm the progression of autumn and the slow transition to the city's winter season. Weather in October »
Weather in November
November in Al Jafnayn continues the cooling pattern seen in the previous month, offering maximum temperatures up to 28.7°C (83.7°F) and a possible low of 21.9°C (71.4°F). The weather conditions tend to lean towards cool and moderately humid. Weather in November »
Weather in December
Al Jafnayn weather in December experiences the coolest temperatures of the year, with the thermometer reading down to 18.9°C (66°F) at night, and during peak daytime temperature recorded reach up to 24.8°C (76.6°F). December marks the onset of winter in the region where the drop in temperature, increase in rainfall, and extended periods of cloud cover signify the change in season pattern. Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Al Jafnayn?
January, with its average high-temperature of 23.5°C (74.3°F) and an average low-temperature of 17.3°C (63.1°F), holds the record as the coldest month in Al Jafnayn.
What is the most humid month in Al Jafnayn?
With an average relative humidity of 58%, January is the most humid month.
What is the rainiest month in Al Jafnayn?
The month with the most rainfall in Al Jafnayn, Oman, is January, when the rain falls for 3.6 days and typically aggregates up to 9mm (0.35") of precipitation.
How many days does it rain in Al Jafnayn?
In Al Jafnayn, during the entire year, the rain falls for 25.2 days and collects up to 51mm (2.01") of precipitation.
What is the month with the least sunshine in Al Jafnayn?
The month with the least sunshine in Al Jafnayn, Oman, is January, with an average of 7.5h of sunshine.
When is the lowest UV index in Al Jafnayn?
January, February, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Al Jafnayn.
What is the least humid month in Al Jafnayn?
May is the least humid month in Al Jafnayn, with an average relative humidity of 33%.
What is the month with the most sunshine in Al Jafnayn?
The months with the most sunshine in Al Jafnayn are May and August, with an average of 12.3h of sunshine.
What is the month with the highest UV index in Al Jafnayn?
With an average maximum UV index of 9, May is the month with the highest UV index.
What time of the year is the hottest in Al Jafnayn?
June stands out as Al Jafnayn's warmest month, with temperatures ranging between an average high of 38.4°C (101.1°F) and a low of 31.1°C (88°F).
When are the longest days in Al Jafnayn?
With an average of 13h and 36min of daylight, June has the longest days of the year.
What is the driest month in Al Jafnayn?
September is the only month when rain does not fall.
When does it rain in Al Jafnayn?
Months with rainfall are January through August, October through December.
What is the month with the shortest days in Al Jafnayn?
The month with the shortest days in Al Jafnayn is December, with an average of 10h and 42min of daylight.
Is there Daylight Saving Time (DST) in Al Jafnayn?
Al Jafnayn does not utilize Daylight Saving Time (DST). +04 timezone is used throughout the entire year.
Average temperature
Al Jafnayn, Oman
The warmest month (with the highest average high temperature) is June (38.4°C).
The month with the lowest average high temperature is January (23.5°C).
The months with the highest average low temperature are June and July (31.1°C).
The coldest month (with the lowest average low temperature) is January (17.3°C).
Average pressure
Al Jafnayn, Oman
- Average pressure in January:
1017.3mbar - Average pressure in February:
1015.6mbar - Average pressure in March:
1013.1mbar - Average pressure in April:
1010mbar - Average pressure in May:
1006mbar - Average pressure in June:
1000.1mbar
- Average pressure in July:
998mbar - Average pressure in August:
1000.5mbar - Average pressure in September:
1005.3mbar - Average pressure in October:
1011.3mbar - Average pressure in November:
1015.2mbar - Average pressure in December:
1017.1mbar
The month with the highest atmospheric pressure is January (1017.3mbar).
The month with the lowest atmospheric pressure is July (998mbar).
Average wind speed
Al Jafnayn, Oman
- Average wind speed in January:
8.7km/h - Average wind speed in February:
9.7km/h - Average wind speed in March:
10.1km/h - Average wind speed in April:
10.1km/h - Average wind speed in May:
11.1km/h - Average wind speed in June:
10.7km/h
- Average wind speed in July:
9.9km/h - Average wind speed in August:
9.4km/h - Average wind speed in September:
8.9km/h - Average wind speed in October:
8.9km/h - Average wind speed in November:
8.5km/h - Average wind speed in December:
8.1km/h
The windiest month (with the highest average wind speed) is May (11.1km/h).
The calmest month (with the lowest average wind speed) is December (8.1km/h).
Average humidity
Al Jafnayn, Oman
The month with the highest relative humidity is January (58%).
The month with the lowest relative humidity is May (33%).
Average rainfall
Al Jafnayn, Oman
The wettest month (with the highest rainfall) is January (9mm).
The driest month (with the least rainfall) is September (0mm).
Average rainfall days
Al Jafnayn, Oman
- Average rainfall days in January:
3.6 days - Average rainfall days in February:
1.8 days - Average rainfall days in March:
4.3 days - Average rainfall days in April:
4 days - Average rainfall days in May:
1.3 days - Average rainfall days in June:
0.2 days
- Average rainfall days in July:
1.2 days - Average rainfall days in August:
1.8 days - Average rainfall days in September:
0.1 days - Average rainfall days in October:
1.1 days - Average rainfall days in November:
2.6 days - Average rainfall days in December:
3.2 days
The month with the highest number of rainy days is March (4.3 days).
The month with the least rainy days is September (0.1 days).
Average daylight / Average sunshine
Al Jafnayn, Oman
- Average daylight in January:
10h and 5min - Average daylight in February:
11h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 4min - Average daylight in May:
13h and 2min - Average daylight in June:
13h and 4min
- Average daylight in July:
13h and 2min - Average daylight in August:
12h and 5min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 4min - Average daylight in November:
11h and 0min - Average daylight in December:
10h and 4min
The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).
- Average sunshine in January:
7h and 3min - Average sunshine in February:
8h and 5min - Average sunshine in March:
9h and 4min - Average sunshine in April:
11h and 5min - Average sunshine in May:
12h and 2min - Average sunshine in June:
12h and 1min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
12h and 2min - Average sunshine in September:
11h and 5min - Average sunshine in October:
7h and 5min - Average sunshine in November:
7h and 4min - Average sunshine in December:
7h and 4min
The months with the most sunshine are May and August (Average sunshine: 12h and 18min).
The month with the least sunshine is January (Average sunshine: 7h and 30min).
Average sunshine days
Al Jafnayn, Oman
- Average sunshine days in January:
27 days - Average sunshine days in February:
25.1 days - Average sunshine days in March:
26 days - Average sunshine days in April:
25.9 days - Average sunshine days in May:
29 days - Average sunshine days in June:
29.7 days
- Average sunshine days in July:
29.8 days - Average sunshine days in August:
29 days - Average sunshine days in September:
29.9 days - Average sunshine days in October:
29.8 days - Average sunshine days in November:
26.8 days - Average sunshine days in December:
27.3 days
The month with the most sunshine days is September (29.9 days).
The month with the least sunshine days is February (25.1 days).
Average UV index
Al Jafnayn, Oman
The month with the highest UV index is May (UV index 9).
The months with the lowest UV index are January, February, November and December (UV index 6).
Average cloud cover
Al Jafnayn, Oman
The months with the most cloud cover are March and April (Cloud cover 9).
The month with the least cloud cover is September (Cloud cover 2).
Average visibility
Al Jafnayn, Oman
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Al Jafnayn, Oman
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