Climate and monthly weather forecast
Diwaniyah, Iraq

Residing in the subtropical desert region, Diwaniyah, Iraq aligns with the Köppen climate classification labeled as BWh. Its geographical position, situated in the southern part of Iraq, plays a crucial role in its weather patterns throughout the year. Balancing between varying temperature swings and rainfall patterns, Diwaniyah exhibits distinct weather conditions each month.

A noticeable trait of Diwaniyah's climate is the rise and drop of the temperature, which evolves consistently. The cooler period that marks low average temperatures occurs between 6°C (42.8°F) to 13°C (55.4°F) from December to March. Conversely, the region experiences a noticeable increase in temperature from April. Peaking during the summer months of June to September, the temperature can soar from 40°C (104°F) to 43°C (109.4°F). This shift underlines the region's significant temperature variance throughout the year. By contrast, the daylight availability demonstrates a more linear pattern. Increasing from an average of 10.3 hours in January to the peak of 14.2 hours in June, daylight hours gradually recede to reach the initial level by December.

In terms of rain, Diwaniyah presents an interesting pattern. Rainfall is primarily focused in the cooler months from November to April, ranging from 13mm (0.51") to 23mm (0.91"). A distinctive feature of Diwaniyah's weather is the absence of rainfall from May to September. These months stand stark in contrast to the rest of the year, marking the town's distinct dry period.

Analysing the financial weather data, the most suitable period to visit Diwaniyah falls between November to April. During this period, the region experiences no higher temperature than 30°C (86°F). Simultaneously, it receives significant rainfall that varies from 13mm (0.51") to 23mm (0.91"), adding dynamism to the local environment. Daylight hours, hovering around 10.3 hours to 13 hours, provide ample time to explore this memorable region.

In contrast, the period from May to September characterises the local harsh climate. Temperatures reach scorching highs surpassing 40°C (104°F). These months coincide with a distinct lack of rainfall, reinforcing the extreme arid conditions prevalent during this period. Thus, this time frame may not be the most suited for visits.

Spring in Diwaniyah, spanning March to May, witnesses temperatures ranging from 24°C (75.2°F) to 37°C (98.6°F) as the heat begins to intensify. Rainfall dwindles, reducing to nothing by May. Daylight hours gradually increase throughout spring, from 12 hours to 13.8 hours, allowing for extended outdoor activities.

Summer in Diwaniyah, occurring between June and August, is defined by extreme heat with temperatures soaring from 41°C (105.8°F) to 43°C (109.4°F). This period aligns with a complete absence of rainfall, further accentuating the desert climate. Daylight, reaching 14.2 hours in June before slightly falling by August, maximises outdoor time.

The autumn months from September to November transition temperatures from scorching summer highs of 40°C (104°F) down to more pleasant values approaching 24°C (75.2°F) by November. Rain begins to settle in by November with 13mm (0.51") on average, marking the end of the dry spell. The length of a day noticeably reduces from 12.4 hours in September to 10.5 hours in November.

Winter in Diwaniyah, lasting from December to February, offers pleasantly cool weather, averaging between 6°C (42.8°F) to 9°C (48.2°F). Rainfall becomes a regular feature. Precipitation rates fluctuate between 15mm (0.59") and 23mm (0.91"), providing a stark contrast to the rainless summer months. The shortest average duration of daylight, from 10.3 hours to 11.1 hours, can be noticed during the winter months.

Transitioning from the cold grip of winter, January finds Diwaniyah, Iraq gaining some milder temperatures. A chill still persists from December's winterly hold, however, January weather sees its temperature grow somewhat warmer. Weather in January »

As February comes around in Diwaniyah, Iraq, the transition from January's winter chill to spring liberation begins to show. February's weather conditions are a step up in warmth, indicating the dawn of spring. It should be noted that the daily temperatures follow an increasing trend with the lowest month temperature recorded at 9°C (48.2°F). Weather in February »

March in Diwaniyah, Iraq signals the end of winter, with a visible swing towards the warmer half of the year. The weather during March shows further advancements into spring, giving a hint of the impending summer heat. It is during this month that the mercury climbs dramatically with temperatures often reaching to a high of 24°C (75.2°F). Weather in March »

In Diwaniyah, Iraq, April sees the spring weather ascend, as the city moves closer to its long, searing summer. The changes from March are apparent, with the weather taking a decisive warm turn. A prominent characteristic of April's weather is its high temperature, which can rise to an impressive 30°C (86°F). Weather in April »

May's arrival in Diwaniyah, Iraq brings with it the intense summer season. Heading into the heart of the year, May weather observes a significant rise in temperature from April. This month hosts the highest temperature yet, rocketing up to a scorching 37°C (98.6°F). Weather in May »

As Diwaniyah, Iraq steps into June, the summer season has established itself wholly, and heatwaves become more frequent. The weather patterns remain consistent from May through June, intensifying in their summer characteristics. A peak temperature of 41°C (105.8°F) is observed in June, which is amongst the highest in the year. Weather in June »

July in Diwaniyah, Iraq sets the stage for the height of the summer season. Veering from June's weather, July observes even more amplified temperatures. July hosts the year's highest temperature soaring to an extreme 43°C (109.4°F). Weather in July »

Grinding through the sweltering summer, August arrives in Diwaniyah, Iraq. The weather, however, witnesses little respite as temperatures remain high. August's highest temperature flirts closely with July's, reaching a blistering 42°C (107.6°F) peak. Weather in August »

September in Diwaniyah, Iraq marks the dawn of a slight wind-down from the intense summer. A shift from August's formidable heat, September's weather begins to cool relatively. Despite this cooling, peak temperatures remain high, hitting around 40°C (104°F) on some days. Weather in September »

With October settling in, Diwaniyah, Iraq sees a noticeable retreat from the harsh, sweltering summer. The city begins to experience a tranquil and milder climate, attributing to the onset of autumn. The weather in October presents a refreshing change, with temperatures cooling down considerably. Weather in October »

Entering November, Diwaniyah, Iraq embraces a more desirable climate. A stark contrast to October's mellow weather, November witnesses a further drop in temperature. A significant change in the climate occurs, with temperatures not exceeding 24°C (75.2°F). Weather in November »

Wrapping the year, December arrives in Diwaniyah, Iraq bringing in a chilly winter period. December's weather takes a wintry turn, marking a noticeable difference from November's mild temperatures. The chilly winds become crisper with the lowest temperature recorded hitting 8°C (46.4°F). Weather in December »