Olney, MD 20832 Hourly Weather

Montgomery County8:34 PM EDT39.15°N, 77.07°W

Next 48 hours

8 PM 11 PM Thu Oct 22 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Fri Oct 23 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 35° 40° 45° 50° 55° 60° 65° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 214 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
8 PM Mostly Clear 50° 48° 0% 0.00 in N 5 G12 63% 38° 8% 0
9 PM Clear 47° 45° 0% 0.00 in N 5 G12 74% 39° 3% 0
10 PM Mostly Clear 46° 44° 0% 0.00 in N 5 G12 79% 40° 6% 0
11 PM Clear 44° 41° 0% 0.00 in N 5 G12 86% 40° 4% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 43° 40° 0% 0.00 in N 5 G12 89% 40° 6% 0
1 AM Clear 43° 40° 0% 0.00 in N 5 G13 86% 39° 1% 0
2 AM Clear 42° 38° 0% 0.00 in N 6 G13 86% 38° 2% 0
3 AM Clear 41° 37° 0% 0.00 in N 6 G13 85% 37° 2% 0
4 AM Clear 41° 37° 0% 0.00 in N 6 G14 85% 37° 2% 0
5 AM Clear 40° 35° 0% 0.00 in N 7 G14 85% 36° 1% 0
6 AM Sunny 39° 34° 0% 0.00 in N 7 G14 85% 35° 2% 0
7 AM Sunny 38° 33° 0% 0.00 in N 7 G15 89% 35° 1% 0
8 AM Sunny 38° 33° 0% 0.00 in N 7 G15 89% 35° 1% 0
9 AM Sunny 43° 38° 0% 0.00 in N 8 G16 73% 35° 1% 1
10 AM Sunny 52° 52° 0% 0.00 in N 9 G16 54% 36° 1% 2
11 AM Sunny 56° 56° 0% 0.00 in N 10 G17 47% 36° 5% 3
12 PM Sunny 59° 59° 0% 0.00 in N 10 G17 42% 36° 3% 4
1 PM Sunny 61° 61° 0% 0.00 in N 10 G18 39% 36° 5% 4
2 PM Sunny 63° 63° 0% 0.00 in N 10 G18 36% 36° 7% 4
3 PM Sunny 64° 64° 0% 0.00 in N 10 G18 37% 37° 4% 3
4 PM Sunny 64° 64° 0% 0.00 in N 9 G18 38% 38° 4% 1
5 PM Sunny 63° 63° 0% 0.00 in N 9 G18 41% 39° 6% 0
6 PM Clear 61° 61° 0% 0.00 in N 7 G16 48% 41° 2% 0
7 PM Clear 57° 57° 0% 0.00 in N 6 G14 59% 43° 1% 0
8 PM Mostly Clear 52° 52° 0% 0.00 in N 5 G13 74% 44° 7% 0
9 PM Clear 50° 48° 0% 0.00 in N 5 G13 83% 45° 1% 0
10 PM Clear 49° 47° 0% 0.00 in N 5 G13 86% 45° 0% 0
11 PM Clear 48° 45° 0% 0.00 in N 6 G14 89% 45° 1% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 48° 45° 0% 0.00 in N 6 G15 89% 45° 6% 0
1 AM Mostly Clear 48° 45° 0% 0.00 in N 7 G15 93% 46° 9% 0
2 AM Mostly Clear 48° 45° 0% 0.00 in N 7 G16 93% 46° 13% 0
3 AM Mostly Clear 47° 44° 0% 0.00 in N 7 G16 96% 46° 18% 0
4 AM Mostly Clear 46° 42° 0% 0.00 in N 7 G16 96% 45° 21% 0
5 AM Mostly Clear 46° 42° 0% 0.00 in N 7 G16 93% 44° 14% 0
6 AM Sunny 45° 41° 0% 0.00 in N 7 G15 93% 43° 17% 0
7 AM Sunny 44° 40° 0% 0.00 in N 7 G15 93% 42° 12% 0
8 AM Sunny 44° 41° 0% 0.00 in N 6 G14 89% 41° 8% 0
9 AM Sunny 46° 42° 0% 0.00 in N 7 G14 83% 41° 5% 1
10 AM Sunny 51° 51° 0% 0.00 in NE 8 66% 40° 4% 2
11 AM Sunny 55° 55° 0% 0.00 in NE 8 57% 40° 3% 3
12 PM Sunny 58° 58° 0% 0.00 in NE 7 49% 39° 4% 4
1 PM Sunny 59° 59° 0% 0.00 in NE 6 44% 37° 5% 4
2 PM Sunny 60° 60° 0% 0.00 in NE 5 41% 36° 6% 3
3 PM Sunny 61° 61° 0% 0.00 in NE 5 39% 36° 7% 2
4 PM Sunny 62° 62° 0% 0.00 in NE 5 38% 36° 8% 1
5 PM Sunny 60° 60° 0% 0.00 in NE 5 41% 36° 9% 0
6 PM Mostly Clear 56° 56° 0% 0.00 in NE 3 G8 47% 36° 11% 0
7 PM Mostly Clear 52° 52° 0% 0.00 in E 3 G8 54% 36° 12% 0
8 PM Mostly Clear 47° 47° 0% 0.00 in E 2 65% 36° 14% 0
9 PM Mostly Clear 44° 44° 0% 0.00 in E 2 76% 37° 14% 0
10 PM Mostly Clear 42° 42° 0% 0.00 in E 2 82% 37° 15% 0
11 PM Mostly Clear 41° 41° 0% 0.00 in E 2 89% 38° 15% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 40° 40° 0% 0.00 in E 2 92% 38° 13% 0
1 AM Mostly Clear 40° 40° 0% 0.00 in NE 1 92% 38° 11% 0
2 AM Mostly Clear 40° 40° 0% 0.00 in NE 1 92% 38° 9% 0
3 AM Mostly Clear 39° 39° 0% 0.00 in NE 1 96% 38° 8% 0
4 AM Mostly Clear 39° 39° 0% 0.00 in NE 1 92% 37° 6% 0
5 AM Clear 38° 38° 0% 0.00 in NE 1 96% 37° 5% 0
6 AM Patchy Frost 37° 37° 0% 0.00 in NE 1 100% 37° 5% 0
7 AM Patchy Frost 37° 37° 0% 0.00 in NE 2 100% 37° 4% 0
8 AM Sunny 38° 38° 0% 0.00 in NE 2 100% 38° 4% 0
9 AM Sunny 43° 43° 0% 0.00 in NE 2 86% 39° 4% –
10 AM Sunny 49° 48° 0% 0.00 in E 3 74% 41° 3% –
11 AM Sunny 54° 54° 0% 0.00 in E 3 64% 42° 3% –
12 PM Sunny 57° 57° 0% 0.00 in E 3 55% 41° 3% –
1 PM Sunny 59° 59° 0% 0.00 in E 2 49% 40° 4% –
2 PM Sunny 60° 60° 0% 0.00 in E 2 46% 39° 4% –
3 PM Sunny 61° 61° 0% 0.00 in E 2 42% 38° 5% –
4 PM Sunny 61° 61° 0% 0.00 in E 3 42% 38° 5% –
5 PM Sunny 60° 60° 0% 0.00 in E 3 46% 39° 6% –
6 PM Mostly Clear 56° 56° 0% 0.00 in E 3 57% 41° 6% –
7 PM Clear 51° 51° 0% 0.00 in E 2 74% 43° 5% –
8 PM Clear 49° 49° 0% – E 1 83% 44° 5% –
9 PM Clear 46° 46° 0% – E 1 89% 43° 5% –
10 PM Clear 44° 44° 0% – Calm 96% 43° 5% –
11 PM Clear 42° 42° 0% – Calm 100% 42° 5% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 41° 41° 0% – Calm 100% 41° 5% –
1 AM Clear 41° 41° 0% – Calm 100% 41° 5% –
2 AM Clear 41° 41° 0% – Calm 100% 41° 3% –
3 AM Clear 41° 41° 0% – Calm 100% 41° 3% –
4 AM Clear 40° 40° 0% – Calm 100% 40° 3% –
5 AM Clear 40° 40° 0% – Calm 100% 40° 3% –
6 AM Sunny 39° 39° 0% – Calm 100% 39° 3% –
7 AM Sunny 39° 39° 0% – Calm 100% 39° 3% –
8 AM Sunny 40° 40° 0% – Calm 100% 40° 3% –
9 AM Sunny 45° 45° 0% – NE 1 89% 42° 3% –
10 AM Sunny 51° 51° 0% – E 1 80% 45° 3% –
11 AM Sunny 56° 56° 0% – SE 2 72% 47° 3% –
12 PM Sunny 59° 59° 0% – SE 2 64% 47° 3% –
1 PM Sunny 61° 61° 0% – S 2 58% 46° 3% –
2 PM Sunny 62° 62° 0% – S 2 54% 45° 3% –
3 PM Sunny 63° 63° 0% – S 2 52% 45° 3% –
4 PM Sunny 63° 63° 0% – S 1 52% 45° 3% –
5 PM Sunny 62° 62° 0% – S 1 54% 45° 3% –
6 PM Clear 60° 60° 0% – S 1 60% 46° 3% –
7 PM Clear 56° 56° 0% – Calm 74% 48° 3% –
8 PM Mostly Clear 53° 53° 0% – Calm 86% 49° 6% –
9 PM Mostly Clear 50° 50° 0% – Calm 93% 48° 6% –
10 PM Mostly Clear 48° 48° 0% – Calm 96% 47° 6% –
11 PM Mostly Clear 46° 46° 0% – Calm 100% 46° 6% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 45° 45° 0% – Calm 100% 45° 6% –
1 AM Mostly Clear 44° 44° 0% – W 1 100% 44° 6% –
2 AM Mostly Clear 44° 44° 0% – W 1 100% 44° 6% –
3 AM Mostly Clear 44° 44° 0% – W 1 96% 43° 6% –
4 AM Mostly Clear 43° 43° 0% – W 1 100% 43° 6% –
5 AM Mostly Clear 43° 43° 0% – W 1 96% 42° 6% –
6 AM Sunny 42° 42° 0% – W 1 96% 41° 6% –
7 AM Sunny 41° 41° 0% – W 2 100% 41° 6% –
8 AM Sunny 42° 42° 0% – W 2 100% 42° 6% –
9 AM Sunny 46° 46° 0% – W 2 93% 44° 6% –
10 AM Sunny 52° 52° 0% – W 3 83% 47° 6% –
11 AM Sunny 58° 58° 0% – W 3 72% 49° 6% –
12 PM Sunny 61° 61° 0% – W 3 65% 49° 6% –
1 PM Sunny 64° 64° 0% – W 5 56% 48° 6% –
2 PM Sunny 65° 65° 0% – W 5 52% 47° 9% –
3 PM Sunny 66° 66° 0% – W 5 50% 47° 9% –
4 PM Sunny 67° 67° 0% – W 3 49% 47° 9% –
5 PM Sunny 66° 66° 0% – W 2 52% 48° 9% –
6 PM Mostly Clear 63° 63° 0% – W 1 60% 49° 9% –
7 PM Mostly Clear 60° 60° 0% – NW 1 69% 50° 9% –
8 PM Mostly Clear 56° 56° 0% – NW 1 80% 50° 16% –
9 PM Mostly Clear 53° 53° 0% – NW 1 89% 50° 16% –
10 PM Mostly Clear 51° 51° 0% – NW 2 93% 49° 16% –
11 PM Mostly Clear 49° 49° 0% – NW 2 100% 49° 16% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 48° 48° 0% – NW 2 100% 48° 16% –
1 AM Mostly Clear 48° 48° 0% – NW 2 100% 48° 16% –
2 AM Partly Cloudy 48° 48° 0% – NW 2 G8 100% 48° 26% –
3 AM Partly Cloudy 48° 47° 0% – NW 3 G9 100% 48° 26% –
4 AM Partly Cloudy 47° 46° 0% – N 3 G9 100% 47° 26% –
5 AM Partly Cloudy 47° 45° 0% – N 5 G10 100% 47° 26% –
6 AM Mostly Sunny 46° 44° 0% – N 5 G12 100% 46° 26% –
7 AM Mostly Sunny 46° 43° 0% – N 6 G13 100% 46° 26% –
8 AM Sunny 47° 44° 0% – N 6 G13 96% 46° 22% –
9 AM Sunny 50° 48° 0% – N 6 G13 89% 47° 22% –
10 AM Sunny 55° 55° 0% – N 7 80% 49° 22% –
11 AM Sunny 59° 59° 0% – N 7 72% 50° 22% –
12 PM Sunny 62° 62° 0% – N 7 65% 50° 22% –
1 PM Sunny 64° 64° 0% – N 6 60% 50° 22% –
2 PM Mostly Sunny 65° 65° 0% – N 6 58% 50° 36% –
3 PM Mostly Sunny 66° 66° 0% – N 6 56% 50° 36% –
4 PM Mostly Sunny 66° 66° 0% – N 5 56% 50° 36% –
5 PM Mostly Sunny 65° 65° 0% – N 5 58% 50° 36% –
6 PM Partly Cloudy 63° 63° 0% – NE 5 62% 50° 36% –
7 PM Partly Cloudy 59° 59° 0% – NE 3 G9 75% 51° 36% –
8 PM Partly Cloudy 56° 56° 0% – NE 3 G9 83% 51° 39% –
9 PM Partly Cloudy 54° 54° 0% – NE 3 G9 90% 51° 39% –
10 PM Partly Cloudy 52° 52° 0% – NE 3 G9 96% 51° 39% –
11 PM Partly Cloudy 50° 49° 0% – NE 3 G9 100% 50° 39% –
Wednesday, October 286 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 49° 48° 0% – NE 3 G9 100% 49° 39% –
1 AM Partly Cloudy 48° 47° 0% – E 3 G10 100% 48° 39% –
2 AM Mostly Cloudy 48° 47° 1% – E 3 G10 100% 48° 53% –
3 AM Mostly Cloudy 48° 47° 1% – E 3 G10 100% 48° 53% –
4 AM Mostly Cloudy 47° 45° 1% – E 5 100% 47° 53% –
5 AM Mostly Cloudy 47° 45° 1% – E 5 100% 47° 53% –

National Weather Service forecast updated 3 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.