Warmest month
- Piriapolis
- January · 20.62 °C
- Tehran
- July · 31.79 °C
Piriapolis (Uruguay) vs Tehran (Iran): Temperature, Rainfall and Sunshine
Reference period: Piriapolis 2013–2023 · Tehran 2013–2023
Across the 12 monthly averages, Piriapolis (Uruguay) is warmer in 5 months and Tehran (Iran) in 7; 0 months are equal at the displayed precision.
Key monthly differences
Coolest month
- Piriapolis
- July · 9.06 °C
- Tehran
- January · 2.84 °C
Driest month
- Piriapolis
- June · 2.45 mm/day
- Tehran
- August · 0.00 mm/day
Sunniest month
- Piriapolis
- December · 11.60 hours/day
- Tehran
- June · 12.84 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 0.46 °C (April); the largest is 22.73 °C (July).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 11.56 °C in Piriapolis (Uruguay) and 28.95 °C in Tehran (Iran). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Which location has more rainfall?
Piriapolis (Uruguay) has a higher daily rainfall average in 12 months and Tehran (Iran) in 0; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Which location has more sunshine?
Piriapolis (Uruguay) has more average sunshine hours per day in 5 months and Tehran (Iran) in 7; 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: Tehran (Iran) minus Piriapolis (Uruguay)
Temperature °C
| Month | Piriapolis | Tehran | +/- |
|---|---|---|---|
| Jan | 20.62 | 2.84 | −17.78 |
| Feb | 20.01 | 4.96 | −15.05 |
| Mar | 18.14 | 10.52 | −7.62 |
| Apr | 15.79 | 16.25 | +0.46 |
| May | 12.25 | 22.79 | +10.54 |
| Jun | 9.60 | 29.23 | +19.63 |
| Jul | 9.06 | 31.79 | +22.73 |
| Aug | 9.97 | 30.07 | +20.10 |
| Sep | 11.07 | 26.24 | +15.17 |
| Oct | 13.24 | 18.42 | +5.19 |
| Nov | 16.21 | 9.65 | −6.57 |
| Dec | 19.01 | 4.77 | −14.24 |
| Annual mean | 14.58 | 17.29 | +2.71 |
Average sunshine (hours/day)
| Month | Piriapolis | Tehran | +/- |
|---|---|---|---|
| Jan | 11.43 | 8.15 | −3.28 |
| Feb | 10.64 | 8.74 | −1.91 |
| Mar | 9.92 | 9.47 | −0.46 |
| Apr | 8.38 | 10.56 | +2.18 |
| May | 7.02 | 12.07 | +5.05 |
| Jun | 6.82 | 12.84 | +6.01 |
| Jul | 6.54 | 12.80 | +6.27 |
| Aug | 7.68 | 12.25 | +4.58 |
| Sep | 8.09 | 11.06 | +2.97 |
| Oct | 9.28 | 9.83 | +0.55 |
| Nov | 10.71 | 7.93 | −2.78 |
| Dec | 11.60 | 7.76 | −3.83 |
| Annual mean | 9.01 | 10.29 | +1.28 |
Average daily rainfall (mm/day)
| Month | Piriapolis | Tehran | +/- |
|---|---|---|---|
| Jan | 3.54 | 0.96 | −2.58 |
| Feb | 3.73 | 1.17 | −2.56 |
| Mar | 2.99 | 1.54 | −1.44 |
| Apr | 3.79 | 1.11 | −2.69 |
| May | 2.68 | 0.41 | −2.27 |
| Jun | 2.45 | 0.04 | −2.41 |
| Jul | 3.79 | 0.03 | −3.76 |
| Aug | 3.43 | 0.00 | −3.42 |
| Sep | 2.93 | 0.02 | −2.91 |
| Oct | 2.73 | 0.59 | −2.14 |
| Nov | 2.89 | 1.38 | −1.51 |
| Dec | 2.75 | 1.03 | −1.72 |
| Annual mean | 3.14 | 0.69 | −2.45 |
Snow (mm)
| Month | Piriapolis | Tehran | +/- |
|---|---|---|---|
| Jan | 0.00 | 1.39 | +1.39 |
| Feb | 0.00 | 1.10 | +1.10 |
| Mar | 0.00 | 0.31 | +0.31 |
| Apr | 0.00 | 0.01 | +0.01 |
| 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 | 0.54 | +0.54 |
| Dec | 0.00 | 0.41 | +0.41 |
| Annual mean | 0.00 | 0.31 | +0.31 |
