Fallujah climate — normals and trends
Fallujah (Iraq) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 24.0 °C and it receives 109 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (36.4 °C on average) and the coldest is January (10.2 °C). Rainfall peaks in December.
Fallujah averages 1 frost days, 193 hot days (≥ 30 °C) and 21 rainy days per year.
Fallujah has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 2 to 0 per year over the period.
The hottest day of the period reached 50.9 °C (on 10 August 2003) and the coldest -4.6 °C (on 20 January 1964).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
FallujahAl-Anbar Governorate
- coords
- 33.35°, 43.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.0°C
Average daily high
30.3°C
Average daily low
18.1°C
Annual rainfall
109mm
Sunshine / day
11.2h
Mean relative humidity
42%
Average peak wind
19.8km/h
Seasonal range
26.2°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
193 d/yr
Rainy days (≥ 1 mm)
21 d/yr
Annual snowfall
0.0 cm
Average feels-like high
28.1 °C
Average feels-like low
15.7 °C
Average peak gust
35.0 km/h
Tropical nights (≥ 20 °C)
169 d/yr
Solar radiation
20.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.50 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
50.9 °C
10 August 2003
Coldest day
-4.6 °C
20 January 1964
Wettest day
45 mm
27 April 2018
Windiest day
58.9 km/h
17 April 1964
Strongest gust
112.3 km/h
17 April 1964
Hottest feels-like
52.7 °C
26 July 2020
Coldest feels-like
-10.6 °C
19 January 1964
Snowiest day
1.7 cm
11 January 2008
Sunniest day
14.0 h
26 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 17.6 °C | +2.3 °C | 8 mm | -11 mm |
| Feb | 16.6 °C | -1.8 °C | 10 mm | -7 mm |
| Mar | 24.2 °C | +1.0 °C | 57 mm | +38 mm |
| Apr | 31.7 °C | +1.9 °C | 8 mm | -5 mm |
| May | 38.9 °C | +2.6 °C | 1 mm | -3 mm |
| Jun | 42.9 °C | +2.0 °C | 0 mm | -0 mm |
| Jul | 44.8 °C | +1.4 °C | 0 mm | 0 mm |
| Aug | 44.9 °C | +1.6 °C | 0 mm | 0 mm |
| Sep | 39.9 °C | +0.2 °C | 0 mm | -0 mm |
| Oct | 33.9 °C | +0.9 °C | 0 mm | -4 mm |
| Nov | 27.0 °C | +3.4 °C | 4 mm | -10 mm |
| Dec | 17.9 °C | +0.9 °C | 60 mm | +39 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Fallujah?
Fallujah has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 24.0 °C and it receives 109 mm of precipitation per year.
What is the hottest day ever recorded in Fallujah?
The hottest day measured in Fallujah between 1940 and 2025 was 10 August 2003, reaching 50.9 °C.
What is the coldest day in Fallujah?
The coldest day measured in Fallujah between 1940 and 2025 was 20 January 1964, at -4.6 °C.
Does it snow in Fallujah?
Almost never: Fallujah sees virtually no snow, with about 1 frost days per year.
Has the climate of Fallujah warmed?
Yes: Fallujah warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Fallujah?
The wettest day measured in Fallujah between 1940 and 2025 was 27 April 2018, with 45 mm of rain in 24 hours.
What was the windiest day in Fallujah?
The windiest day measured in Fallujah between 1940 and 2025 was 17 April 1964, with winds reaching 58.9 km/h.
What is the warmest month in Fallujah?
The warmest month in Fallujah is July (36.4 °C on average); the coldest is January (10.2 °C).
How much does it rain in Fallujah?
Fallujah receives on average 109 mm of precipitation per year, spread over about 21 rainy days.
Is it sunny in Fallujah?
Fallujah gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
What is the biggest single-day snowfall in Fallujah?
The heaviest 24-hour snowfall measured in Fallujah between 1940 and 2025 was 11 January 2008, with 1.7 cm.
Are there tropical nights in Fallujah?
Yes: Fallujah has on average 169 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Fallujah?
In Fallujah, between 1940 and 2025, the highest apparent temperature reached 52.7 °C on 26 July 2020, and the lowest was -10.6 °C on 19 January 1964.
Compare Fallujah with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Fallujah