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> Usa > Portland, Oregon >January
Weather in January in Portland, Oregon
| < January > | ||
|---|---|---|
| Normal Max/ High Temperature | 7°C (45°F) | |
| Average Temperature | 4°C (40°F) | |
| Min/ Low Temperature | 1°C (34°F) | |
| Normal Precipitation | 136mm (5.4in) | |
| Number of Wet Days (probability of rain on a day) | 18 (58%) | |
| Average Sunlight per day | 01h 48' | |
| Average Daylight per day | 09h 07' | |
| Sunny (Cloudy) Daylight Hours | 20% (80%) | |
| Sun altitude at solar noon on the 21st day. | 24.6° | |
- The average temperature in Portland, Oregon in January is cool at 4.2 °C (39.56 °F).
- Afternoons can be a little cool with average high temperatures reaching 7.4 °C (45.3 °F).
- Overnight temperatures are generally very cool with an average low of 0.9 °C (33.6 °F).
- In January there is a variation/ range of daily average temperatures of 6.5 °C (11.7 °F).
- Precipitation averages for January are high with 135.9mm (5.4 in) recorded across 18 days.
- The skies in Portland, Oregon are really dreary with on average only 1h 48' of bright sunlight per day.
- The shortest day is 8h 45' long and the longest day is 9h 37' long with an average length of 9h 07'.
- There are approximately 7h 07' per day when the sun is occluded by cloud, haze, fog etc.
- It is sunny approximately 20.2% of daylight hours and cloudy 79.8% of daylight hours.
Weather Trend Graph for January in Portland, Oregon, Usa
