Climate averages 1991–2020
Gresham weather
in June.
A mild, moderately wet month: the 4th warmest and the joint 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
June is a mild month in Gresham: daytime highs average 20.5°C and nights cool to about 10.6°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 58 mm of rain on roughly 9 days, which makes June a moderately wet month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 15 h 37 min on an average June day.
The nearest other city in this atlas is Portland (19 km away). In June its highs average 21.8°C, 1.3°C warmer than Gresham, with 43 mm of rain.
Among the 498 cities listed in the United States, Gresham ranks 485th of 498 for the warmest June highs and joint 179th of 498 for the driest June (rainfall, lowest first). The mean June high of those 498 cities is 27.9°C; Gresham is 7.4°C cooler than that mean.
From June to July, average highs rise by 5.0°C to 25.5°C, and monthly rainfall falls from 58 mm to 14 mm.
The annual picture
June in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Gresham climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.5°C1.1°C | 1.1°C | 220 | 18.3 | 9.19 h |
| February | 9.1°C1.2°C | 1.2°C | 167 | 15.7 | 10.310 h |
| March | 11.5°C2.4°C | 2.4°C | 178 | 18.2 | 11.912 h |
| April | 14.0°C4.5°C | 4.5°C | 142 | 16.6 | 13.513 h |
| May | 17.8°C7.9°C | 7.9°C | 89 | 11.6 | 14.915 h |
| June, selected | 20.5°C10.6°C | 10.6°C | 58 | 9.0 | 15.616 h |
| July | 25.5°C13.6°C | 13.6°C | 14 | 2.9 | 15.315 h |
| August | 26.1°C13.9°C | 13.9°C | 20 | 2.9 | 14.114 h |
| September | 22.8°C11.3°C | 11.3°C | 58 | 6.4 | 12.613 h |
| October | 16.0°C7.1°C | 7.1°C | 147 | 12.9 | 11.011 h |
| November | 10.2°C3.4°C | 3.4°C | 230 | 18.0 | 9.610 h |
| December | 6.8°C1.0°C | 1.0°C | 244 | 18.5 | 8.89 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
June in nearby cities
- Portland in JuneUnited States · 19 kmHigh 21.8°C · Low 11.3°C · 43 mm rain
- Vancouver, United States in JuneUnited States · 24 kmHigh 21.3°C · Low 10.9°C · 60 mm rain
- Beaverton in JuneUnited States · 29 kmHigh 21.4°C · Low 10.9°C · 43 mm rain
- Hillsboro in JuneUnited States · 44 kmHigh 21.5°C · Low 11.0°C · 40 mm rain
- Salem, United States in JuneUnited States · 78 kmHigh 22.0°C · Low 10.8°C · 30 mm rain
- Eugene in JuneUnited States · 169 kmHigh 21.3°C · Low 10.3°C · 43 mm rain
- Bend in JuneUnited States · 183 kmHigh 21.4°C · Low 7.6°C · 26 mm rain
- Yakima in JuneUnited States · 193 kmHigh 25.6°C · Low 11.6°C · 9.5 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Gresham) is explained once on the Gresham year overview and on the Sources, method and limits page.