Hammamet (Tunisia) vs Istanbul (Türkiye): Temperature, Rainfall and Sunshine

Hammamet (Tunisia) has a higher monthly mean temperature than Istanbul (Türkiye) in every month of the year.

Key monthly differences
Key monthly differences Hammamet Istanbul
Warmest months (mean temperature) (°C) July: 27.69 August: 25.37
Coolest months (mean temperature) (°C) January: 12.16 January: 6.76
Months with the lowest daily rainfall average (mm/day) July: 0.02 August: 0.51
Months with the most daily sunshine (hours/day) July: 12.95 July: 13.27
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Climate Compare: Istanbul (Türkiye)
Climate Compare: Hammamet (Tunisia)
Compare the climate of two locations

Climate comparison questions

When are the temperatures most similar and most different?

The smallest difference in monthly mean temperature is 2.29 °C (August); the largest is 5.40 °C (January).

How much do temperatures vary across the year?

The difference between the warmest and coolest monthly means is 15.53 °C in Hammamet (Tunisia) and 18.61 °C in Istanbul (Türkiye). This describes seasonal variation, not the range between daytime highs and nighttime lows.

Which location has more rainfall?

Hammamet (Tunisia) has a higher daily rainfall average in 0 months and Istanbul (Türkiye) in 12; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.

Which location has more sunshine?

Hammamet (Tunisia) has more average sunshine hours per day in 9 months and Istanbul (Türkiye) in 3; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.

Data and measurement guide

Daily values are averaged separately for each calendar month over the saved reference period. Temperatures are daily means, not daytime highs. Rainfall is an average daily amount, not a monthly total; sunshine is average hours per day. These historical averages are not a weather forecast. Each location’s reference period is listed below and may differ.

  • Hammamet (Tunisia) — Reference period: 2013–2023
  • Istanbul (Türkiye) — Reference period: 2013–2023

Source: Open-Meteo Historical Weather API

Monthly climate data

Difference: Istanbul (Türkiye) minus Hammamet (Tunisia)

Temperature °C

Month Hammamet Istanbul +/-
Jan 12.16 6.76 -5.40
Feb 12.62 7.56 -5.07
Mar 14.13 8.80 -5.33
Apr 16.55 12.24 -4.31
May 20.01 17.35 -2.66
Jun 24.37 21.86 -2.51
Jul 27.69 24.72 -2.97
Aug 27.66 25.37 -2.29
Sep 25.32 21.84 -3.49
Oct 21.65 16.77 -4.88
Nov 17.06 13.25 -3.81
Dec 13.74 8.94 -4.80
⌀ Month 19.41 15.45 -3.96

Average sunshine (hours/day)

Month Hammamet Istanbul +/-
Jan 8.19 5.41 -2.78
Feb 8.83 6.61 -2.22
Mar 9.74 7.64 -2.10
Apr 10.74 10.07 -0.66
May 11.73 11.58 -0.16
Jun 12.50 12.84 0.34
Jul 12.95 13.27 0.32
Aug 12.25 12.13 -0.12
Sep 10.44 10.56 0.12
Oct 9.45 7.97 -1.47
Nov 8.18 6.52 -1.66
Dec 7.67 5.46 -2.21
⌀ Month 10.22 9.17 -1.05

Average daily rainfall (mm/day)

Month Hammamet Istanbul +/-
Jan 0.61 2.75 2.14
Feb 0.97 2.27 1.29
Mar 1.95 2.41 0.46
Apr 1.02 1.70 0.68
May 0.87 1.52 0.65
Jun 0.27 1.49 1.22
Jul 0.02 0.70 0.67
Aug 0.42 0.51 0.09
Sep 0.86 1.56 0.70
Oct 1.72 2.07 0.35
Nov 1.13 2.68 1.55
Dec 1.20 2.51 1.30
⌀ Month 0.92 1.85 0.93

Snow (mm)

Month Hammamet Istanbul +/-
Jan 0.00 3.78 3.78
Feb 0.00 2.13 2.13
Mar 0.00 0.43 0.43
Apr 0.00 0.00 0.00
May 0.00 0.00 0.00
Jun 0.00 0.00 0.00
Jul 0.00 0.00 0.00
Aug 0.00 0.00 0.00
Sep 0.00 0.00 0.00
Oct 0.00 0.00 0.00
Nov 0.00 0.06 0.06
Dec 0.00 1.20 1.20
⌀ Month 0.00 0.63 0.63