Best Time-of-Year
The best month at Karelian Isthmus is April, when temperatures average 0–9 °C (31–47 °F) and mid-day humidity sits around 58%. Expect cool days, with around 14 excellent days in a typical April. April and May are the most reliable months, with drier air.
- Terrible
- Poor
- Fair
- Good
- Excellent
- Perfect
Tap a month for its details below.
Month by Month
January
A typical January brings snowy, cold days, with few climbable days. Cold takes out most of the rest.
February
A typical February brings cold days, with few climbable days. Cold takes out most of the rest.
March
A typical March brings cold days, with around 3 excellent days. Cold takes out most of the rest.
April
April is the year's best month for climbing — expect cool days, with around 14 excellent days.
May
May is among the year's most reliable months — expect mild days, with around 14 excellent days.
June
A typical June brings mild days, with around 2 excellent days.
July
A typical July brings rainy, mild days, with around 13 climbable days. Heat takes out most of the rest.
August
A typical August brings rainy, mild days, with around 15 climbable days. Heat takes out most of the rest.
September
A typical September brings mild days, with around 14 climbable days. Humid air takes out most of the rest.
October
A typical October brings cool days, with around 8 climbable days. Humid air takes out most of the rest.
November
A typical November brings rainy, cold days, with few climbable days. Humid air takes out most of the rest.
December
A typical December brings snowy, cold days, with few climbable days. Cold takes out most of the rest.
A Typical Year
| Month | Excellent Days | Viable Days | Off Days | Temperature | Wet Days | Mid-Day Humidity |
|---|---|---|---|---|---|---|
| January | 0 | 0 | 31 | −9 to −4 °C 16–25 °F | 12 | 88% |
| February | 0 | 1 | 27 | −9 to −3 °C 17–26 °F | 9 | 83% |
| March | 3 | 7 | 21 | −4 to 4 °C 25–39 °F | 10 | 73% |
| April | 14 | 7 | 9 | 0–9 °C 31–47 °F | 8 | 58% |
| May | 14 | 11 | 6 | 6–15 °C 42–60 °F | 9 | 51% |
| June | 2 | 20 | 8 | 11–21 °C 52–69 °F | 11 | 54% |
| July | 0 | 13 | 18 | 14–23 °C 57–73 °F | 13 | 60% |
| August | 1 | 15 | 15 | 13–21 °C 55–71 °F | 12 | 62% |
| September | 1 | 14 | 15 | 9–16 °C 48–61 °F | 9 | 69% |
| October | 0 | 8 | 23 | 4–9 °C 38–48 °F | 11 | 77% |
| November | 0 | 0 | 30 | −1 to 3 °C 30–37 °F | 15 | 86% |
| December | 0 | 0 | 31 | −7 to −2 °C 20–28 °F | 14 | 89% |