Question 1

How much rain did Rockville, MD 20851 get in the last 24 hours?

Accepted Answer

Precip measured 0.00" of rain in Rockville, MD 20851 over the last 24 hours (full day Tue, Nov 3: 0.00"). Totals come from Precip's radar-based virtual rain gauge and update hourly.

Question 2

What is the year-to-date rainfall total for Rockville, MD 20851 in 2026?

Accepted Answer

So far in 2026, Rockville, MD 20851 has received 34.50" of precipitation according to Precip, compared to the 30-year normal to date of 38.64" (10.7% below average). Recent monthly totals: August: 4.65" (normal 3.82"); September: 3.24" (normal 4.41"); October: 2.86" (normal 3.93"); November: 0.00" (normal 0.36").

Question 3

How much rain did Rockville, MD 20851 get in the past 7 days?

Accepted Answer

Precip measured 0.00" of rain in Rockville, MD 20851 over the past 7 days.

Question 4

When did it last rain in Rockville, MD 20851?

Accepted Answer

The most recent rain event in Rockville, MD 20851 ended 17 days ago, dropping 0.37" as measured by Precip.

Question 5

How are rainfall totals for Rockville, MD 20851 measured?

Accepted Answer

Precip combines Doppler radar, satellite imagery, and ground station data with AI to measure rainfall for any point — a virtual rain gauge for Rockville, MD 20851 accurate to roughly 800 meters and updated every hour.

Month	2026 Total	30-Yr Normal	vs. Normal
January	3.30"	3.07"	+0.23" (+8%)
February	2.13"	2.71"	−0.58" (−21%)
March	3.85"	3.86"	−0.01" (−0%)
April	1.79"	3.42"	−1.63" (−48%)
May	5.29"	4.41"	+0.88" (+20%)
June	3.17"	4.29"	−1.11" (−26%)
July	4.23"	4.37"	−0.14" (−3%)
August	4.65"	3.82"	+0.83" (+22%)
September	3.24"	4.41"	−1.17" (−27%)
October	2.86"	3.93"	−1.07" (−27%)
November (to date)	0.00"	0.36"	−0.36" (−100%)
2026 YTD Total	34.50"	38.64"	−4.14" (10.7% below average)

Rainfall Totals Last 24 Hours in Rockville, MD 20851

0.00" of rain in Rockville, MD 20851 in the last 24 hours

Virtual Rain Gauge Map

Daily Rainfall Totals in Rockville (Last 7 Days)

Monthly Rainfall Totals in Rockville (2026)

Rainfall Totals vs Normals (30 Year Average)

Track rainfall in Rockville every day

Nearby Locations

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