Weather in Chevy Chase Section Three, Maryland
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
When the dew is on the grass, rain will never come to pass.
- Moonrise
- 9:59 AM
- Moonset
- 12:41 AM
- In sign
- ♊︎ Gemini
Roses open along the stoops
Chevy Chase Section Three at a glance
- Today vs. normal: NaN°F below the seasonal normal for this latitude
- Last frost: April 10 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Warm-season window is open
As of May 17, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Chevy Chase Section Three's warmest month is July (~80°F mean) and its coldest is January (~36°F). Rainfall peaks in July (4.6 inches) and bottoms out in February (2.8 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 36° | 3.0″ | 6 |
| February | 39° | 2.8″ | 5 |
| March | 46° | 4.0″ | 7 |
| April | 57° | 3.4″ | 7 |
| May | 67° | 4.3″ | 8 |
| June | 76° | 4.6″ | 8 |
| July | 80° | 4.6″ | 7 |
| August | 79° | 3.7″ | 7 |
| September | 72° | 4.1″ | 6 |
| October | 59° | 4.2″ | 5 |
| November | 49° | 3.2″ | 5 |
| December | 41° | 3.7″ | 7 |
Frequently asked
- When does it freeze in Chevy Chase Section Three?
- Chevy Chase Section Three's last spring frost typically falls around mid-April, and the first fall frost arrives around mid-November.
- What is the rainy season in Chevy Chase Section Three?
- July is the wettest month with about 4.6 inches of rain on average; the city receives roughly 46 inches annually.
- What is the warmest month in Chevy Chase Section Three?
- July is typically warmest, averaging about 80°F.
- What is the coldest month in Chevy Chase Section Three?
- January is typically coldest, averaging about 36°F.
- When can I start a vegetable garden in Chevy Chase Section Three?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Chevy Chase Section Three get?
- Chevy Chase Section Three averages about 79 rainy days per year.
- What hardiness zone is Chevy Chase Section Three?
- Chevy Chase Section Three's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Chevy Chase Section Three, Maryland sits in a warm-summer humid continental climate zone. January means hover near 36°F while July averages 80°F — a 44°F seasonal swing.
Across the year, Chevy Chase Section Three receives about 46 inches of precipitation spread over roughly 79 rainy days.
The rhythm of the year is set by latitude (39.0°N), proximity to large water bodies, and elevation — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.