Tanis climate — normals and trends
Tanis (Egypt) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 21.3 °C and it receives 47 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 (27.9 °C on average) and the coldest is January (13.7 °C). Rainfall peaks in January.
Tanis averages 0 frost days, 169 hot days (≥ 30 °C) and 12 rainy days per year.
Tanis has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 48.3 °C (on 14 June 1944) and the coldest -0.9 °C (on 9 February 1950).
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
TanisSharqia Province
- coords
- 30.97°, 31.87°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
21.3°C
Average daily high
28.1°C
Average daily low
16.1°C
Annual rainfall
47mm
Sunshine / day
11.2h
Mean relative humidity
62%
Average peak wind
17.3km/h
Seasonal range
14.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
169 d/yr
Rainy days (≥ 1 mm)
12 d/yr
Annual snowfall
0.0 cm
Average feels-like high
28.0 °C
Average feels-like low
16.3 °C
Average peak gust
35.7 km/h
Tropical nights (≥ 20 °C)
113 d/yr
Solar radiation
20.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.35 · 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
48.3 °C
14 June 1944
Coldest day
-0.9 °C
9 February 1950
Wettest day
49 mm
27 October 1961
Windiest day
48.8 km/h
26 March 1967
Strongest gust
92.9 km/h
1 February 1988
Hottest feels-like
46.4 °C
14 May 2016
Coldest feels-like
-3.8 °C
9 February 1950
Sunniest day
13.9 h
8 July 2025
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 | 21.5 °C | +1.8 °C | 2 mm | -7 mm |
| Feb | 19.1 °C | -1.8 °C | 2 mm | -6 mm |
| Mar | 25.0 °C | +1.3 °C | 2 mm | -6 mm |
| Apr | 26.8 °C | -0.9 °C | 1 mm | -2 mm |
| May | 31.4 °C | 0.0 °C | 10 mm | +7 mm |
| Jun | 34.0 °C | -0.2 °C | 0 mm | +0 mm |
| Jul | 35.5 °C | +0.5 °C | 1 mm | +1 mm |
| Aug | 34.8 °C | 0.0 °C | 0 mm | 0 mm |
| Sep | 33.3 °C | +0.2 °C | 0 mm | -0 mm |
| Oct | 30.5 °C | +0.3 °C | 0 mm | -4 mm |
| Nov | 27.9 °C | +2.2 °C | 2 mm | -4 mm |
| Dec | 22.4 °C | +1.1 °C | 4 mm | -3 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 Tanis?
Tanis has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 47 mm of precipitation per year.
What is the hottest day ever recorded in Tanis?
The hottest day measured in Tanis between 1940 and 2025 was 14 June 1944, reaching 48.3 °C.
What is the coldest day in Tanis?
The coldest day measured in Tanis between 1940 and 2025 was 9 February 1950, at -0.9 °C.
Does it snow in Tanis?
Almost never: Tanis sees virtually no snow, with about 0 frost days per year.
Has the climate of Tanis warmed?
Yes: Tanis warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tanis?
The wettest day measured in Tanis between 1940 and 2025 was 27 October 1961, with 49 mm of rain in 24 hours.
What was the windiest day in Tanis?
The windiest day measured in Tanis between 1940 and 2025 was 26 March 1967, with winds reaching 48.8 km/h.
What is the warmest month in Tanis?
The warmest month in Tanis is July (27.9 °C on average); the coldest is January (13.7 °C).
How much does it rain in Tanis?
Tanis receives on average 47 mm of precipitation per year, spread over about 12 rainy days.
Is it sunny in Tanis?
Tanis gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
Are there tropical nights in Tanis?
Yes: Tanis has on average 113 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tanis?
In Tanis, between 1940 and 2025, the highest apparent temperature reached 46.4 °C on 14 May 2016, and the lowest was -3.8 °C on 9 February 1950.
Compare Tanis with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tanis