Vs > Porto
 | Mariehamn, Ã…land Islands vs Porto Climate & Distance Between |  |
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- The distance between Mariehamn, Ã…land Islands, Finland and Porto , Portugal is approximately 2,872 km or 1,784 mi.
- To reach Mariehamn, Ã…land Islands in this distance one would set out from Porto bearing 33.1° or NNE
 and follow the great circles arc to approach Mariehamn, Ã…land Islands bearing 55.6° or NE .
- Mariehamn, Ã…land Islands has a warm summer continental/ hemiboreal climate with no dry season (Dfb) whereas Porto has a Mediterranean warm climate (Csb).
- The annual mean temperature is 9.1 °C (16.4°F) cooler.
- Average monthly temperatures vary by 10.9 °C (19.6°F) more in Mariehamn, Ã…land Islands. The continentality subtype is subcontinental as opposed to barely hyperoceanic.
- Total annual precipitation averages 709 mm (27.9 in) less which is equivalent to 709 l/m² (17.4 US gal/ft²) or 7,090,000 l/ha (757,968 US gal/ac) less. About 4/9 as much.
- The altitude of the sun at midday is overall 19° lower in Mariehamn, Ã…land Islands than in Porto .
- Relative humidity levels are 1.1% lower.
- The mean dew point temperature is 9°C (16.2°F) lower.
Climate Comparison Table
The table shows values for Mariehamn, Ã…land Islands relative to Porto . You can also view this comparison the other way around from the perspective of Porto vs Mariehamn, Ã…land Islands.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
-15 (-26) |
-16 (-29) |
-15 (-27) |
-12 (-21) |
-8 (-14) |
-6 (-10) |
-4 (-7) |
-5 (-9) |
-9 (-16) |
-12 (-21) |
-12 (-21) |
-12 (-21) |
|
-10 (-19) |
 | Average Temperature °C ( °F) |
-13 (-23) |
-15 (-27) |
-14 (-25) |
-10 (-19) |
-8 (-14) |
-6 (-10) |
-3 (-6) |
-4 (-7) |
-8 (-14) |
-10 (-17) |
-9 (-17) |
-10 (-18) |
|
-9 (-16) |
 | Average Min Temperature °C ( °F) |
-11 (-20) |
-14 (-25) |
-13 (-23) |
-9 (-17) |
-8 (-14) |
-6 (-10) |
-3 (-5) |
-3 (-5) |
-6 (-11) |
-7 (-13) |
-7 (-12) |
-8 (-14) |
|
-8 (-14) |
 | Average Precipitation mm (in) |
-123 (-5) |
-138 (-5) |
-86 (-3) |
-79 (-3) |
-57 (-2) |
-16 (-1) |
+29 (+1) |
+44 (+2) |
+0 (+0) |
-74 (-3) |
-90 (-4) |
-119 (-5) |
|
-709 (-28) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
+2 (+6) |
+1 (+4) |
-4 ( -13) |
-1 ( -3) |
-3 ( -10) |
+4 (+13) |
+7 (+23) |
+7 (+23) |
+6 (+20) |
+3 (+10) |
+1 (+3) |
+2 (+6) |
|
+25 (+7) |
 | Average Daylight Hours & Minutes/ Day |
-2h 58' |
-1h 41' |
-0h 17' |
+1h 08' |
+2h 32' |
+3h 27' |
+3h 01' |
+1h 41' |
+0h 15' |
-1h 10' |
-2h 35' |
-3h 28' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
-18.9 |
-18.9 |
-19 |
-19 |
-19 |
-19 |
-18.9 |
-18.9 |
-19 |
-18.9 |
-18.9 |
-18.9 |
| -19 |
 | Relative Humidity (%) |
+6 |
+2 |
+1 |
-3 |
-11 |
-9 |
-6 |
-3 |
-2 |
-1 |
+5 |
+7 |
|
-1.2 |
 | Average Dew Point Temperature °C & (°F) |
-11.3 (-20) |
-14.1 (-25) |
-12.9 (-23) |
-10.4 (-19) |
-9.6 (-17) |
-7.3 (-13) |
-4.5 (-8) |
-4.3 (-8) |
-7.7 (-14) |
-9.6 (-17) |
-8.2 (-15) |
-8.3 (-15) |
|
-9 (-16) |
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Mariehamn, Ã…land Islands vs Porto Discussion
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