Warmest month
- Istanbul
- August · 25.37 °C
- Krems at the Donau
- July · 21.88 °C
Istanbul (Türkiye) vs Krems at the Donau (Austria): Temperature, Rainfall and Sunshine
Reference period: Istanbul 2013–2023 · Krems at the Donau 2013–2023
Istanbul (Türkiye) has a higher monthly mean temperature than Krems at the Donau (Austria) in every month of the year.
Key monthly differences
Coolest month
- Istanbul
- January · 6.76 °C
- Krems at the Donau
- January · 1.13 °C
Driest month
- Istanbul
- August · 0.51 mm/day
- Krems at the Donau
- March · 0.78 mm/day
Sunniest month
- Istanbul
- July · 13.27 hours/day
- Krems at the Donau
- July · 12.08 hours/day
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Climate comparison questions
When are the temperatures most similar and most different?
The smallest difference in monthly mean temperature is 1.64 °C (April); the largest is 7.10 °C (November).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 18.61 °C in Istanbul (Türkiye) and 20.76 °C in Krems at the Donau (Austria). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Which location has more rainfall?
Istanbul (Türkiye) has a higher daily rainfall average in 7 months and Krems at the Donau (Austria) in 5; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Which location has more sunshine?
Istanbul (Türkiye) has more average sunshine hours per day in 11 months and Krems at the Donau (Austria) in 1; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.
Climate data notes
Show data and calculation
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.
Mean of the 12 monthly averages
Monthly climate data
Difference: Krems at the Donau (Austria) minus Istanbul (Türkiye)
Temperature °C
| Month | Istanbul | Krems at the Donau | +/- |
|---|---|---|---|
| Jan | 6.76 | 1.13 | −5.63 |
| Feb | 7.56 | 2.92 | −4.63 |
| Mar | 8.80 | 5.84 | −2.97 |
| Apr | 12.24 | 10.60 | −1.64 |
| May | 17.35 | 14.77 | −2.58 |
| Jun | 21.86 | 20.04 | −1.82 |
| Jul | 24.72 | 21.88 | −2.84 |
| Aug | 25.37 | 21.15 | −4.22 |
| Sep | 21.84 | 16.42 | −5.41 |
| Oct | 16.77 | 11.52 | −5.25 |
| Nov | 13.25 | 6.14 | −7.10 |
| Dec | 8.94 | 2.67 | −6.26 |
| Annual mean | 15.45 | 11.26 | −4.20 |
Average sunshine (hours/day)
| Month | Istanbul | Krems at the Donau | +/- |
|---|---|---|---|
| Jan | 5.41 | 3.90 | −1.51 |
| Feb | 6.61 | 5.97 | −0.64 |
| Mar | 7.64 | 7.87 | +0.22 |
| Apr | 10.07 | 9.41 | −0.66 |
| May | 11.58 | 9.77 | −1.81 |
| Jun | 12.84 | 11.63 | −1.21 |
| Jul | 13.27 | 12.08 | −1.19 |
| Aug | 12.13 | 10.36 | −1.77 |
| Sep | 10.56 | 8.67 | −1.89 |
| Oct | 7.97 | 6.53 | −1.44 |
| Nov | 6.52 | 4.47 | −2.05 |
| Dec | 5.46 | 4.00 | −1.46 |
| Annual mean | 9.17 | 7.89 | −1.29 |
Average daily rainfall (mm/day)
| Month | Istanbul | Krems at the Donau | +/- |
|---|---|---|---|
| Jan | 2.75 | 0.85 | −1.90 |
| Feb | 2.27 | 0.92 | −1.34 |
| Mar | 2.41 | 0.78 | −1.63 |
| Apr | 1.70 | 1.66 | −0.04 |
| May | 1.52 | 2.81 | +1.29 |
| Jun | 1.49 | 2.77 | +1.28 |
| Jul | 0.70 | 2.28 | +1.58 |
| Aug | 0.51 | 2.38 | +1.87 |
| Sep | 1.56 | 2.36 | +0.80 |
| Oct | 2.07 | 1.61 | −0.46 |
| Nov | 2.68 | 1.28 | −1.40 |
| Dec | 2.51 | 1.03 | −1.47 |
| Annual mean | 1.85 | 1.73 | −0.12 |
Snow (mm)
| Month | Istanbul | Krems at the Donau | +/- |
|---|---|---|---|
| Jan | 3.78 | 4.22 | +0.45 |
| Feb | 2.13 | 2.55 | +0.42 |
| Mar | 0.43 | 1.53 | +1.10 |
| Apr | 0.00 | 0.56 | +0.56 |
| 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 | 0.06 | 1.20 | +1.14 |
| Dec | 1.20 | 2.20 | +1.00 |
| Annual mean | 0.63 | 1.02 | +0.39 |
