Sankt Gallen Climate by Month
Sankt Gallen, Saint Gallen, Switzerland
Mild summers and cold winters, with rain spread through the year.
Sankt Gallen has mild summers and cold winters, with rain spread through the year. Expect highs of 73°F (23°C) in July and 39°F (4°C) in January, with the coldest nights (January) near 29°F (-2°C). It gets 47 in (1188 mm) of rain a year, spread across the months.
- Warmest month
- 73°F(23°C)
- Average high, July
- Coldest nights
- 29°F(-2°C)
- Average low, January
- Rain per year
- 47 in(1188 mm)
- No clear rainy season
- Humidity
- 74%
- Sunniest: June
Best and worst months in Sankt Gallen
Best for weatherThe most comfortable weather comes from June to August, with highs around 72°F (22°C) and about 5.5 in (139 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 40°F (5°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Sankt Gallen weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 39°F(4°C) | 29°F(-2°C) | 2.4 in(60 mm) | 76% | 1.1 |
| FebFebruary | 41°F(5°C) | 29°F(-2°C) | 2.4 in(61 mm) | 73% | 1.9 |
| MarMarch | 49°F(9°C) | 35°F(1°C) | 2.9 in(73 mm) | 67% | 3.1 |
| AprApril | 57°F(14°C) | 40°F(4°C) | 3.2 in(82 mm) | 69% | 4.4 |
| MayMay | 65°F(18°C) | 48°F(9°C) | 5.2 in(132 mm) | 71% | 5.2 |
| JunJuneBest | 71°F(21°C) | 53°F(12°C) | 5.4 in(136 mm) | 69% | 5.7 |
| JulJulyBest | 73°F(23°C) | 56°F(14°C) | 5.5 in(140 mm) | 72% | 5.7 |
| AugAugustBest | 73°F(23°C) | 56°F(14°C) | 5.6 in(142 mm) | 72% | 4.9 |
| SepSeptember | 64°F(18°C) | 50°F(10°C) | 4.4 in(112 mm) | 75% | 3.5 |
| OctOctober | 56°F(13°C) | 44°F(6°C) | 3.4 in(86 mm) | 83% | 2.2 |
| NovNovember | 46°F(8°C) | 36°F(2°C) | 3.4 in(86 mm) | 80% | 1.2 |
| DecDecember | 40°F(5°C) | 31°F(0°C) | 3.1 in(78 mm) | 85% | 0.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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