West Rockville MD Weather

Labor Day Monday was partly cloudy, warmer and more humid than yesterday with a thunderstorm in the late afternoon (1700-1730 approx – heaviest at about 1710 – total for the day 0.39 inches). High temperatures reached into the mid 80s by mid-afternoon ahead of the storm, with lows for the day in the early AM and then again in the late evening at observation time. Dew point temperatures ranged from the upper 60s in the very early AM up to the low…

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Sunday was the beginning of September and with it the promise of cooler fall weather eventually. The day was partly sunny, dry, a bit cooler, still moderately humid with some light rain in the area in the afternoon but not at my station. High temperatures reached 80 by mid-afternoon after a not so cool early AM with mins in the mid 60s. Dew point temperatures ranged from around 60 in the very early AM up to about 70 by late…

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Saturday was a partly sunny, dry day, a tad cooler, still moderately humid (a bit more than yesterday).  High temperatures reached the lower mid 80s by mid-afternoon after a not as cool early AM with mins in the mid 60s. Dew point temperatures were in the 60s all day, higher in the mid-afternoon and lower in the late evening up to midnight observation time. The maximum temperature was 83.2 degrees at 1436. The minimum temperature was 66.3 degrees at 0530….

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Friday was a mostly sunny, dry day, warmer, moderately humid as yesterday, but still relatively pleasant. High temperatures reached the mid 80s by mid-afternoon after a cool early AM with mins in the upper 50s, officially my first and probably only day in August as such (using rounded values). Dew point temperatures were in the mid-upper 50s in much of the morning, but rose into the mid 60s by mid-day and stayed there the rest of the day up to midnight…

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Thursday was a sunny, dry day, a tad warmer, enough to break a 6 day streak of sub 80 degree max temps (using rounded to the nearest degree values) but gradually less humid and generally pleasant.  High temperatures were around 80 degrees after an early morning min in the low 60s. Dew point temperatures were in the mid 60s at the very beginning of the day, but dropped down into the 50s by mid-day and stayed in the upper 50s to around…

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Wednesday was mostly cloudy, a tad warmer and more humid as our pleasant weather changed into a bit of uncomfortable higher dew points that prompted me to put the A/C on again. We had mid-afternoon showers (0.31 inches approx from 1540-1640, heaviest around 1547) that accompanied a slow moving, weak frontal passage that was slow to clear and slow to dry us out in the post-frontal evening hours. High temperatures still stayed in the upper 70s in the early  afternoon,…

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Well once again I got really busy, mostly with compiling and disseminating my July weather summary and a shopping order plus a few grocery store visits that I have been remiss on posting my daily weather updates over the past several days. So as usual I will combine the past 5 days into one somewhat abbreviated but necessarily longer post today. Friday was cloudy with some early light showers (0.03 inches – only rain during this 5 day period) and…

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JULY 2019 MONTHLY SUMMARY ROCKVILLE 2.8 WNW MARYLAND by Kevin Shaw, Observer July 2019 was wetter and warmer than normal. My max temp (89.0°) was 2.7° above normal and my min temp (69.9°) was even a bit more significantly 4.2° above normal, resulting in the mean temperature (79.4°) to be 3.4° above normal. My total precipitation of 7.03″ was 3.20” above the normal July value for my station of 3.83″. There were fewer but generally larger daily amounts of precipitation…

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Thursday was not quite as hot as earlier in the week with temps rising into the upper 80s due to more clouds than sun and stormy evening periods in evening, still quite humid into the evening with the storm. We had severe thunderstorm watches by mid-afternoon and warnings as the storms moved in during the evening. We had one heavy thunderstorm from about 2025-2100 (0.69 inches total for the day) , with 59 lightning strikes recorded by my lightning detector. The storm, recorded…

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Wednesday had not quite as hot temps rising into the upper 80s due to more clouds than sun and rainy periods in the late afternoon and early evening, still quite humid mid-day but a bit less humid very early in the day. We had severe thunderstorm watches by mid-afternoon and warnings as the storms moved in, after an earlier in the day prediction of little to no action. We had heavy thunderstorms twice (1.22 inches total for the day) ,…

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