Climate averages 1991–2020
Columbia (Maryland), United States weather
in June.
A warm, wet month: the 3rd warmest and the joint 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
June is a warm month in Columbia (Maryland), United States: daytime highs average 26.9°C and nights cool to about 18.1°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 95 mm of rain on roughly 12 days, which makes June a wet month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 53 min on an average June day.
The nearest other city in this atlas is Baltimore (20 km away). In June its highs average 27.0°C, about as warm as Columbia (Maryland), United States, with 90 mm of rain.
Among the 498 cities listed in the United States, Columbia (Maryland), United States ranks joint 278th of 498 for the warmest June highs and joint 285th of 498 for the driest June (rainfall, lowest first). The mean June high of those 498 cities is 27.9°C; Columbia (Maryland), United States is 1.0°C cooler than that mean.
From June to July, average highs rise by 2.6°C to 29.5°C, and monthly rainfall rises from 95 mm to 108 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
Columbia (Maryland), United States climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 4.6°C-2.7°C | -2.7°C | 80 | 8.5 | 9.710 h |
| February | 6.3°C-2.1°C | -2.1°C | 74 | 8.5 | 10.711 h |
| March | 10.8°C1.6°C | 1.6°C | 102 | 10.3 | 11.912 h |
| April | 17.1°C7.3°C | 7.3°C | 90 | 10.2 | 13.213 h |
| May | 22.1°C12.9°C | 12.9°C | 97 | 11.3 | 14.314 h |
| June, selected | 26.9°C18.1°C | 18.1°C | 95 | 11.6 | 14.915 h |
| July | 29.5°C20.9°C | 20.9°C | 108 | 12.1 | 14.615 h |
| August | 28.4°C20.2°C | 20.2°C | 95 | 10.8 | 13.714 h |
| September | 24.6°C16.6°C | 16.6°C | 116 | 9.1 | 12.512 h |
| October | 18.3°C10.3°C | 10.3°C | 91 | 8.0 | 11.211 h |
| November | 12.1°C4.5°C | 4.5°C | 76 | 7.6 | 10.110 h |
| December | 6.9°C-0.1°C | -0.1°C | 94 | 9.0 | 9.59 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
- Baltimore in JuneUnited States · 20 kmHigh 27.0°C · Low 18.0°C · 90 mm rain
- Silver Spring in JuneUnited States · 32 kmHigh 27.8°C · Low 18.0°C · 90 mm rain
- Germantown in JuneUnited States · 38 kmHigh 27.6°C · Low 17.6°C · 90 mm rain
- Washington in JuneUnited States · 42 kmHigh 28.5°C · Low 18.5°C · 90 mm rain
- Arlington (Virginia), United States in JuneUnited States · 46 kmHigh 28.0°C · Low 18.1°C · 90 mm rain
- Alexandria, United States in JuneUnited States · 52 kmHigh 28.2°C · Low 18.7°C · 89 mm rain
- Centreville in JuneUnited States · 68 kmHigh 27.9°C · Low 18.4°C · 87 mm rain
- Wilmington (Delaware), United States in JuneUnited States · 124 kmHigh 26.8°C · Low 17.7°C · 99 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 Columbia) is explained once on the Columbia (Maryland), United States year overview and on the Sources, method and limits page.