Heinola, Finland Climate
Finland
Pop. 17,746 Elev. 104 m / 341 ft
TZ: Europe/Helsinki (UTC+3) ·
Heinola is largely arid, with warm summers peaking at 74°F (23°C) in July and cold winters around 21°F (-6°C) in February. Precipitation occurs on roughly 39 days per year (23.9 in / 608 mm total), with snow on 3 days and 45 in (1137 mm) of annual accumulation. Overcast skies are common, with only 48 sunny days per year. Nearby lake water reaches 65°F (19°C) in summer.
| Temperature | 24°C (74°F) high | -6°C (21°F) low |
| Feels like | -6°C (21°F) low | |
| Rain | 39 days | 608 mm (23.9 in) /yr |
| Snow | 3 days | 1137 mm (44.8 in) /yr |
| Sky | 48 sunny | 8 stormy |
| Wind | 1.1 m/s (2.6 mph) avg |
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Explore on the MapMonthly Climate Chart
Sky & Air by Month
Cloud cover (%)
86
Jan 88
Feb 72
Mar 63
Apr 62
May 75
Jun 48
Jul 64
Aug 74
Sep 81
Oct 89
Nov 86
Dec Humidity (%)
90
Jan 90
Feb 76
Mar 66
Apr 66
May 73
Jun 72
Jul 79
Aug 86
Sep 89
Oct 93
Nov 92
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 134 km Jyväskylä Airport (JYV)
Ski resort 32 km Karpalon hyppyrimäet
National park 40 km Päijänteen kansallispuisto
Hospital 29 km Nastolan sosiaali- ja terveyskeskus
Hiking trail 8 km Juustopolku
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 0°C 31°F | -5°C 24°F | 14 mm 0.6 in | 401 mm15.8 in | 2 |
| February | -2°C 28°F | -6°C 21°F | 5 mm 0.2 in | 145 mm5.7 in | 1 |
| March | 4°C 40°F | -2°C 28°F | 12 mm 0.5 in | 184 mm7.2 in | 4 |
| April | 8°C 47°F | 0°C 33°F | 32 mm 1.3 in | 89 mm3.5 in | 6 |
| May | 12°C 54°F | 5°C 40°F | 45 mm 1.8 in | 6 mm0.2 in | 7 |
| June | 17°C 62°F | 10°C 50°F | 131 mm 5.2 in | — | 4 |
| July | 24°C 74°F | 15°C 59°F | 75 mm 2.9 in | — | 13 |
| August | 19°C 66°F | 11°C 52°F | 96 mm 3.8 in | — | 6 |
| September | 17°C 62°F | 10°C 50°F | 69 mm 2.7 in | — | 2 |
| October | 8°C 47°F | 5°C 41°F | 56 mm 2.2 in | — | 2 |
| November | 5°C 40°F | 1°C 34°F | 38 mm 1.5 in | 82 mm3.2 in | 0 |
| December | 2°C 36°F | -1°C 30°F | 35 mm 1.4 in | 231 mm9.1 in | 1 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 2 | 0 |
| February | 1 | 0 |
| March | 4 | 0 |
| April | 6 | 0 |
| May | 7 | 0 |
| June | 4 | 1 |
| July | 13 | 2 |
| August | 6 | 4 |
| September | 2 | 1 |
| October | 2 | 0 |
| November | 0 | 0 |
| December | 1 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 0°C 32°F |
| February | 0°C 32°F |
| March | 0°C 32°F |
| April | 2°C 36°F |
| May | 7°C 44°F |
| June | 13°C 55°F |
| July | 19°C 65°F |
| August | 17°C 63°F |
| September | 14°C 57°F |
| October | 7°C 45°F |
| November | 4°C 40°F |
| December | 1°C 34°F |