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Contents
- The climate of Najaf
- The best time to visit Najaf
- The worst time to visit Najaf
- Spring weather in Najaf
- Summer weather in Najaf
- Autumn weather in Najaf
- Winter weather in Najaf
- 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 Najaf
Najaf, Iraq, is nestled in an area with a Köppen climate classification of BWh, typically referred to as subtropical desert. This classification, largely derived from the town's geographical positioning, rings of scorching summers and mild winters, reduced humidity levels, and sparse rainfall throughout the year.
Having evaluated the monthly averages supplied, Najaf shares a billowing heatwave starting from late spring and escalating into peak summer, with temperatures soaring from 25.7°C (78.3°F) in March to the zenith of 45.3°C (113.5°F) spotted in both July and August. The mercury dips gently in the succeeding months, settling on a modest average of 17.6°C (63.7°F) in January. The coldest nights ordinarily come in late winter, where the temperature drops to 9.4°C (48.9°F) in January, whereas the height of Najaf's summer can witness midnight readings linger around 33.4°C (92.1°F).
Maximal sunlight graces this region during its high-heat months, registering between 12.3 hours and 12.5 hours of sunshine per day from May to August. Rainfall, on the other hand, appears to be limited, with maximum precipitation occurring in November, at 15mm (0.59") through 4.5 days of rain, and then recedes to null from June to September. The atmospheric pressure shows slight fluctuations across the months, displaying a minor drop during summer.
The wind speed hikes to an average high of 17.9 Kph in July from 12.7 Kph earlier in January. A notable characteristic of Najaf's climate is its low relative humidity, which plunges to an average of 11% during the heart of summer in July and gradually increases to 43% in the winter month of January.
Having evaluated the monthly averages supplied, Najaf shares a billowing heatwave starting from late spring and escalating into peak summer, with temperatures soaring from 25.7°C (78.3°F) in March to the zenith of 45.3°C (113.5°F) spotted in both July and August. The mercury dips gently in the succeeding months, settling on a modest average of 17.6°C (63.7°F) in January. The coldest nights ordinarily come in late winter, where the temperature drops to 9.4°C (48.9°F) in January, whereas the height of Najaf's summer can witness midnight readings linger around 33.4°C (92.1°F).
Maximal sunlight graces this region during its high-heat months, registering between 12.3 hours and 12.5 hours of sunshine per day from May to August. Rainfall, on the other hand, appears to be limited, with maximum precipitation occurring in November, at 15mm (0.59") through 4.5 days of rain, and then recedes to null from June to September. The atmospheric pressure shows slight fluctuations across the months, displaying a minor drop during summer.
The wind speed hikes to an average high of 17.9 Kph in July from 12.7 Kph earlier in January. A notable characteristic of Najaf's climate is its low relative humidity, which plunges to an average of 11% during the heart of summer in July and gradually increases to 43% in the winter month of January.
The best time to visit Najaf
Given the city's torrid and arid climate, the ideal period for a visit to Najaf would likely be between October and February. During these months, temperatures are at their most pleasant, hovering between highs of 34.5°C (94.1°F) and lows of 11.4°C (52.5°F). Even as the city sees the least sunlight hours in this interval, there remains enough daylight to explore, varying from 10.3 to 11.4 hours.
The worst time to visit Najaf
Cautious travelers might want to steer clear of Najaf during the height of summer, specifically from June to September, when the city reels under extreme heat, faced with temperatures peaking at a blistering 45.3°C (113.5°F). The high UV index stands at its maximum in these months, which signals the potential risk of harm from the sun's rays, compounded with a stringent heatwave and minimal rainfall.
Spring weather in Najaf
March to May in Najaf signals the start of a warm spring that quickly succumbs to skyrocketing temperatures. Average highs propel from 25.7°C (78.3°F) in March to 37.8°C (100°F) by May. As the mercury level rises, at night, it drops to a moderate 20.8°C (69.4°F). Rainfall, though infrequent, reaches a peak of 10mm (0.39") in both March and May.
Summer weather in Najaf
The summer in Najaf from June to August is scorching, with pure desert heat and persistently high temperatures, peaking at an intense 45.3°C (113.5°F) in both July and August. Nights rarely offer respite from the heat, with temperatures rarely dipping below 33.4°C (92.1°F) in July. During summer months, there is no measurable rainfall, leaving a parched cityscape under a relentless sun.
Autumn weather in Najaf
Autumn, running from September to November, marks the start of cooling temperatures in Najaf. The temperature dips gently from 41.2°C (106.2°F) in September, gradually retreating to a more forgiving 24.3°C (75.7°F) by November. October witnesses the first signs of rainfall after the arid summer, and November gets the most rainfall of the year, with a moderate shower of 15mm (0.59").
Winter weather in Najaf
Winter months from December to February sees the city under a milder sun, with high temperatures hovering between 19°C (66.2°F) and 24.3°C (75.7°F). Nights are cooler, with the chilliest in January, seeing the mercury fall to 9.4°C (48.9°F). While winter witnesses a marginally higher humidity range at 42-43%, it remains fare less than world's average, retaining the city's dry desert characteristics.
Weather in January
January marks the beginning year with a relief from the heat in Najaf, Iraq. The nights can be relatively cool, and occasional rainfall is a welcome feature. The city experiences 43% relative humidity, 10mm (0.39") rainfall spread over 3.1 days, and an average of 10.3 hours of daylight. Weather in January »
Weather in February
As February rolls in, Najaf enters a phase of transition. The weather shifts subtly from the cool January days, making way for moderate temperatures. The 11.3 hours of daylight serve as a gentle reminder of the impending summer. Weather in February »
Weather in March
March sees a significant rise in temperature, heralding the onset of summer in Najaf. It is also marked by a noteworthy drop in relative humidity to 29%. Clear skies are the signature of this month, with limited cloud cover and a boost in the average UV index to 6, which signals brighter, sunnier days ahead. Weather in March »
Weather in April
April ramps up the warmth in a full-throttle approach to summer, making Najaf distinctly hotter. Sunshine prevails, with an average of 11.8 hours of it per day, abandoning the occasional showers of the earlier months. This month is characterized by the absolute dip in relative humidity to 23%. Weather in April »
Weather in May
May in Najaf is characterized by a leap in temperatures, stepping firmly into the realm of intense heat. Limited cloud coverage and zero rainfall are the telltale signs of a harsh summer. An increase in average daylight hours to 13.8 along with a UV index of 9 hint at the unabated sun. Weather in May »
Weather in June
June is the heart of summer in Najaf and brings about the peak temperature of the year to a scorching 42.7°C (108.9°F). This month boasts a grand total of 14.2 hours of daylight, maximizing exposure to the sun. A substantial dip in pressure and an absolute lack of cloud cover only add to the intensity of the heat. Weather in June »
Weather in July
July tops the chart as the hottest month in Najaf, with median temperatures hitting 45.3°C (113.5°F). The trend of no rainfall continues from June, affirming the city's arid nature. The consistency in daylight hours at 14 keeps the heat index high and unwavering. Weather in July »
Weather in August
August continues in the footsteps of July, maintaining blazing temperatures in Najaf. A similar pattern of zero rainfall and an unwavering sunlight of 12.5 hours signal staunch weather conditions. Differences in weather from July are negligible, although, a slight drop in average temperatures provides minor relief. Weather in August »
Weather in September
September signals the onset of fall in Najaf and ushers in a respite from the intense summers. The decrease in temperature is noticeable from the intense heat of August. Daylight shrinks to 12.4 hours, implying a reduction of exposure to the sun. Weather in September »
Weather in October
October temperatures in Najaf swing on the cooler side enabling the city to exhale the heat of the summers. The absence of summer's harsh daylight conditions reflects on the relatively low UV index of 6. A resurgence of light showers and a climb in atmospheric pressure give shape to October's characteristic weather pattern. Weather in October »
Weather in November
As November approaches, temperatures in Najaf drop further. The cooler days have arrived, making way for welcoming climatic conditions. With a substantial surge in relative humidity to 36%, some foggy mornings become a distinct characteristic of the weather. Weather in November »
Weather in December
To culminate the year, December brings along the winter chill in Najaf. With the accompaniment of night temperatures dropping down to 11.4°C (52.5°F), the wintry weather sets in. A noticeable reduction in daylight hours to 10.1 and an increase in relative humidity to 42% underline the season's change. Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Najaf?
With its average high temperature of 17.6°C (63.7°F) and a low of 9.4°C (48.9°F), January is regarded as the coldest month in Najaf, Iraq.
What is the most humid month in Najaf?
The most humid month is January, with an average relative humidity of 43%.
How much does it rain in Najaf?
In Najaf, during the entire year, the rain falls for 33.2 days and collects up to 65mm (2.56") of precipitation.
What is the month with the least sunshine in Najaf?
January has the least sunshine of the year in Najaf, Iraq, with an average of 7h of sunshine.
When is the lowest UV index in Najaf?
January and December, with an average maximum UV index of 4, are months with the lowest UV index in Najaf.
What is the driest month in Najaf?
June through September are months without rainfall in Najaf.
When are the longest days in Najaf?
June has the longest days of the year in Najaf, with an average of 14h and 12min of daylight.
What is the hottest time of year in Najaf?
July and August are the warmest months, with an average high-temperature of 45.3°C (113.5°F).
What is the least humid month in Najaf?
The least humid month in Najaf is July, with an average relative humidity of 11%.
What is the month with the highest UV index in Najaf?
With an average maximum UV index of 10, July is the month with the highest UV index.
What month has the most sunshine in Najaf?
With an average of 12.5h of sunshine, August has the most sunshine of the year.
When does it rain in Najaf?
January through May, October through December are months with rainfall in Najaf.
What is the rainiest month in Najaf?
November is the month with the most rainfall. Rain falls for 4.5 days and accumulates 15mm (0.59") of precipitation.
What is the month with the shortest days in Najaf?
December has the shortest days of the year in Najaf, with an average of 10h and 6min of daylight.
Is there Daylight Saving Time (DST) in Najaf?
Najaf does not utilize Daylight Saving Time (DST). +03 timezone is used throughout the entire year.
Average temperature
Najaf, Iraq
The warmest months (with the highest average high temperature) are July and August (45.3°C).
The month with the lowest average high temperature is January (17.6°C).
The month with the highest average low temperature is July (33.4°C).
The coldest month (with the lowest average low temperature) is January (9.4°C).
Average pressure
Najaf, Iraq
- Average pressure in January:
1019.5mbar - Average pressure in February:
1017.1mbar - Average pressure in March:
1014.1mbar - Average pressure in April:
1010.9mbar - Average pressure in May:
1007.5mbar - Average pressure in June:
1002.7mbar
- Average pressure in July:
998.8mbar - Average pressure in August:
1000.5mbar - Average pressure in September:
1005.9mbar - Average pressure in October:
1012mbar - Average pressure in November:
1017.1mbar - Average pressure in December:
1019.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is July (998.8mbar).
Average wind speed
Najaf, Iraq
- Average wind speed in January:
12.7km/h - Average wind speed in February:
13.4km/h - Average wind speed in March:
14.7km/h - Average wind speed in April:
14.1km/h - Average wind speed in May:
14.6km/h - Average wind speed in June:
17.2km/h
- Average wind speed in July:
17.9km/h - Average wind speed in August:
15.8km/h - Average wind speed in September:
13.2km/h - Average wind speed in October:
12km/h - Average wind speed in November:
11.6km/h - Average wind speed in December:
12.5km/h
The windiest month (with the highest average wind speed) is July (17.9km/h).
The calmest month (with the lowest average wind speed) is November (11.6km/h).
Average humidity
Najaf, Iraq
The month with the highest relative humidity is January (43%).
The month with the lowest relative humidity is July (11%).
Average rainfall
Najaf, Iraq
The wettest month (with the highest rainfall) is November (15mm).
The driest months (with the least rainfall) are June, July, August and September (0mm).
Average rainfall days
Najaf, Iraq
- Average rainfall days in January:
3.1 days - Average rainfall days in February:
3.3 days - Average rainfall days in March:
5.5 days - Average rainfall days in April:
5.5 days - Average rainfall days in May:
3.8 days - Average rainfall days in June:
0.4 days
- Average rainfall days in July:
0.2 days - Average rainfall days in August:
0 days - Average rainfall days in September:
0.2 days - Average rainfall days in October:
3.6 days - Average rainfall days in November:
4.5 days - Average rainfall days in December:
3.1 days
The months with the highest number of rainy days are March and April (5.5 days).
The month with the least rainy days is August (0 days).
Average daylight / Average sunshine
Najaf, Iraq
- Average daylight in January:
10h and 2min - Average daylight in February:
11h and 1min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 1min
- Average daylight in July:
14h and 0min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 3min - Average daylight in December:
10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January:
7h and 0min - Average sunshine in February:
7h and 1min - Average sunshine in March:
9h and 5min - Average sunshine in April:
11h and 5min - Average sunshine in May:
12h and 0min - Average sunshine in June:
12h and 2min
- Average sunshine in July:
12h and 2min - Average sunshine in August:
12h and 3min - Average sunshine in September:
11h and 4min - Average sunshine in October:
7h and 5min - Average sunshine in November:
7h and 1min - Average sunshine in December:
7h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 30min).
The month with the least sunshine is January (Average sunshine: 7h and 0min).
Average sunshine days
Najaf, Iraq
- Average sunshine days in January:
27.2 days - Average sunshine days in February:
24 days - Average sunshine days in March:
24.6 days - Average sunshine days in April:
23.2 days - Average sunshine days in May:
25.2 days - Average sunshine days in June:
29.4 days
- Average sunshine days in July:
30.8 days - Average sunshine days in August:
30.9 days - Average sunshine days in September:
29.5 days - Average sunshine days in October:
25.6 days - Average sunshine days in November:
24.6 days - Average sunshine days in December:
26.9 days
The month with the most sunshine days is August (30.9 days).
The month with the least sunshine days is April (23.2 days).
Average UV index
Najaf, Iraq
The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover
Najaf, Iraq
The month with the most cloud cover is January (Cloud cover 18).
The months with the least cloud cover are July and August (Cloud cover 1).
Average visibility
Najaf, Iraq
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).
Najaf, Iraq
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