Merrimack, NH 03054 Hourly Weather

Hillsborough County7:25 PM EDT42.87°N, 71.51°W

Next 48 hours

7 PM 10 PM Thu Oct 22 1 AM 4 AM 7 AM 10 AM 1 PM 4 PM 7 PM 10 PM Fri Oct 23 1 AM 4 AM 7 AM 10 AM 1 PM 4 PM 30° 40° 50° 60° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 215 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
7 PM Mostly Cloudy 47° 46° 0% 0.00 in NE 5 83% 42° 52% 0
8 PM Mostly Cloudy 43° 43° 0% 0.00 in Calm 100% 43° 69% 0
9 PM Mostly Cloudy 42° 42° 0% 0.00 in Calm 100% 42° 69% 0
10 PM Mostly Cloudy 42° 40° 0% 0.00 in N 5 96% 41° 72% 0
11 PM Mostly Cloudy 41° 39° 0% 0.00 in N 5 96% 40° 78% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 40° 38° 0% 0.00 in N 5 100% 40° 75% 0
1 AM Mostly Cloudy 39° 37° 0% 0.00 in N 5 100% 39° 81% 0
2 AM Cloudy 39° 37° 0% 0.00 in N 5 100% 39° 90% 0
3 AM Cloudy 39° 37° 0% 0.00 in N 5 100% 39° 90% 0
4 AM Cloudy 39° 37° 0% 0.00 in N 5 96% 38° 90% 0
5 AM Mostly Cloudy 39° 36° 0% 0.00 in N 5 96% 38° 86% 0
6 AM Mostly Cloudy 39° 36° 0% 0.00 in N 5 92% 37° 78% 0
7 AM Mostly Cloudy 39° 36° 0% 0.00 in N 5 92% 37° 72% 0
8 AM Partly Sunny 39° 36° 0% 0.00 in N 5 96% 38° 63% 0
9 AM Partly Sunny 44° 41° 0% 0.00 in N 5 82% 39° 67% 1
10 AM Partly Sunny 48° 45° 0% 0.00 in N 5 G12 71% 39° 61% 2
11 AM Partly Sunny 52° 52° 0% 0.00 in N 5 G12 61% 39° 51% 3
12 PM Mostly Sunny 57° 57° 0% 0.00 in N 5 G14 51% 39° 45% 3
1 PM Mostly Sunny 60° 60° 0% 0.00 in N 5 G15 47% 40° 38% 3
2 PM Mostly Sunny 62° 62° 0% 0.00 in N 10 G17 44% 40° 32% 2
3 PM Sunny 63° 63° 0% 0.00 in N 10 G20 46% 42° 16% 2
4 PM Sunny 62° 62° 0% 0.00 in N 10 G22 52% 44° 14% 1
5 PM Sunny 61° 61° 0% 0.00 in N 10 G20 56% 45° 12% 0
6 PM Clear 58° 58° 0% 0.00 in N 10 G22 62% 45° 4% 0
7 PM Clear 53° 53° 0% 0.00 in N 10 G22 71% 44° 1% 0
8 PM Clear 50° 46° 0% 0.00 in N 10 G20 80% 44° 1% 0
9 PM Clear 48° 44° 0% 0.00 in N 10 G20 80% 42° 0% 0
10 PM Clear 46° 42° 0% 0.00 in N 10 G17 79% 40° 2% 0
11 PM Clear 44° 40° 0% 0.00 in N 5 G15 82% 39° 0% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 43° 39° 0% 0.00 in N 5 G13 82% 38° 5% 0
1 AM Clear 41° 38° 0% 0.00 in N 5 G10 85% 37° 1% 0
2 AM Clear 39° 36° 0% 0.00 in N 5 G10 89% 36° 2% 0
3 AM Clear 38° 36° 0% 0.00 in N 5 89% 35° 4% 0
4 AM Mostly Clear 37° 33° 0% 0.00 in N 5 G10 89% 34° 7% 0
5 AM Mostly Clear 36° 32° 0% 0.00 in N 5 G10 92% 34° 6% 0
6 AM Sunny 35° 31° 0% 0.00 in N 5 G10 92% 33° 6% 0
7 AM Sunny 34° 30° 0% 0.00 in N 5 G10 92% 32° 3% 0
8 AM Sunny 34° 30° 0% 0.00 in N 5 G10 96% 33° 1% 0
9 AM Sunny 36° 32° 0% 0.00 in N 5 92% 34° 0% 1
10 AM Sunny 41° 38° 0% 0.00 in N 5 76% 34° 0% 2
11 AM Sunny 47° 44° 0% 0.00 in N 5 G12 60% 34° 0% 3
12 PM Sunny 50° 48° 0% 0.00 in N 5 G12 52% 33° 1% 3
1 PM Sunny 53° 53° 0% 0.00 in N 5 G12 44% 32° 2% 3
2 PM Sunny 54° 54° 0% 0.00 in N 5 G12 41% 31° 3% 2
3 PM Sunny 55° 55° 0% 0.00 in N 5 40% 31° 3% 1
4 PM Sunny 55° 55° 0% 0.00 in N 5 41% 32° 2% 1
5 PM Sunny 53° 53° 0% 0.00 in Calm 46% 33° 2% 0
6 PM Clear 49° 49° 0% 0.00 in Calm 56% 34° 2% 0
7 PM Clear 45° 45° 0% 0.00 in Calm 65% 34° 3% 0
8 PM Clear 40° 40° 0% 0.00 in Calm 79% 34° 3% 0
9 PM Clear 37° 37° 0% 0.00 in Calm 89% 34° 3% 0
10 PM Clear 35° 35° 0% 0.00 in Calm 96% 34° 3% 0
11 PM Clear 34° 34° 0% 0.00 in Calm 96% 33° 3% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 33° 33° 0% 0.00 in Calm 96% 32° 4% 0
1 AM Clear 32° 32° 0% 0.00 in Calm 100% 32° 5% 0
2 AM Mostly Clear 31° 31° 0% 0.00 in Calm 100% 31° 6% 0
3 AM Mostly Clear 30° 30° 0% 0.00 in Calm 100% 30° 9% 0
4 AM Mostly Clear 30° 30° 0% 0.00 in Calm 100% 30° 11% 0
5 AM Mostly Clear 30° 30° 0% 0.00 in Calm 100% 30° 14% 0
6 AM Sunny 29° 29° 0% 0.00 in Calm 100% 29° 13% 0
7 AM Sunny 29° 29° 0% 0.00 in Calm 100% 29° 11% 0
8 AM Sunny 31° 31° 0% 0.00 in Calm 100% 31° 10% 0
9 AM Sunny 36° 36° 0% 0.00 in Calm 85% 32° 9% –
10 AM Sunny 43° 43° 0% 0.00 in Calm 70% 34° 8% –
11 AM Sunny 49° 49° 0% 0.00 in Calm 58% 35° 7% –
12 PM Sunny 53° 53° 0% 0.00 in Calm 48% 34° 8% –
1 PM Sunny 56° 56° 0% 0.00 in Calm 42% 33° 8% –
2 PM Sunny 58° 58° 0% 0.00 in Calm 37% 32° 9% –
3 PM Sunny 59° 59° 0% 0.00 in Calm 37% 33° 6% –
4 PM Sunny 59° 59° 0% 0.00 in Calm 40% 35° 3% –
5 PM Sunny 57° 57° 0% 0.00 in Calm 47% 37° 0% –
6 PM Clear 52° 52° 0% 0.00 in Calm 59% 38° 1% –
7 PM Clear 47° 47° 0% 0.00 in Calm 68% 37° 2% –
8 PM Clear 46° 46° 0% – Calm 71% 37° 3% –
9 PM Clear 42° 42° 0% – Calm 79% 36° 3% –
10 PM Clear 39° 39° 0% – Calm 89% 36° 3% –
11 PM Clear 36° 36° 0% – Calm 96% 35° 3% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 34° 34° 0% – Calm 100% 34° 3% –
1 AM Clear 33° 33° 0% – Calm 100% 33° 3% –
2 AM Clear 33° 33° 0% – Calm 100% 33° 3% –
3 AM Clear 32° 32° 0% – Calm 100% 32° 3% –
4 AM Clear 32° 32° 0% – Calm 100% 32° 3% –
5 AM Clear 32° 32° 0% – Calm 100% 32° 3% –
6 AM Sunny 31° 31° 0% – Calm 100% 31° 3% –
7 AM Sunny 30° 30° 0% – Calm 100% 30° 3% –
8 AM Sunny 32° 32° 0% – Calm 100% 32° 1% –
9 AM Sunny 38° 38° 0% – Calm 85% 34° 1% –
10 AM Sunny 46° 46° 0% – Calm 68% 36° 1% –
11 AM Sunny 53° 53° 0% – Calm 57% 38° 1% –
12 PM Sunny 58° 58° 0% – Calm 47% 38° 1% –
1 PM Sunny 61° 61° 0% – Calm 41% 37° 1% –
2 PM Sunny 63° 63° 0% – Calm 36% 36° 5% –
3 PM Sunny 65° 65° 0% – Calm 35% 37° 5% –
4 PM Sunny 65° 65° 0% – Calm 38% 39° 5% –
5 PM Sunny 63° 63° 0% – Calm 44% 41° 5% –
6 PM Clear 59° 59° 0% – Calm 53% 42° 5% –
7 PM Clear 54° 54° 0% – Calm 61% 41° 5% –
8 PM Mostly Clear 49° 49° 0% – Calm 74% 41° 7% –
9 PM Mostly Clear 46° 46° 0% – Calm 79% 40° 7% –
10 PM Mostly Clear 43° 43° 0% – Calm 89% 40° 7% –
11 PM Mostly Clear 41° 41° 0% – Calm 92% 39° 7% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 39° 39° 0% – Calm 100% 39° 7% –
1 AM Mostly Clear 39° 39° 0% – Calm 96% 38° 7% –
2 AM Mostly Clear 38° 38° 0% – Calm 100% 38° 13% –
3 AM Mostly Clear 37° 37° 0% – Calm 100% 37° 13% –
4 AM Mostly Clear 37° 37° 0% – Calm 100% 37° 13% –
5 AM Mostly Clear 37° 37° 0% – Calm 100% 37° 13% –
6 AM Sunny 36° 36° 0% – Calm 100% 36° 13% –
7 AM Sunny 36° 36° 0% – Calm 100% 36° 13% –
8 AM Sunny 38° 38° 0% – Calm 100% 38° 16% –
9 AM Sunny 43° 43° 0% – Calm 89% 40° 16% –
10 AM Sunny 50° 50° 0% – Calm 74% 42° 16% –
11 AM Sunny 57° 57° 0% – Calm 62% 44° 16% –
12 PM Sunny 61° 61° 0% – Calm 56% 45° 16% –
1 PM Sunny 64° 64° 0% – Calm 50% 45° 16% –
2 PM Sunny 66° 66° 0% – Calm 47% 45° 17% –
3 PM Sunny 67° 67° 0% – Calm 47% 46° 17% –
4 PM Sunny 67° 67° 0% – Calm 49% 47° 17% –
5 PM Sunny 66° 66° 0% – Calm 52% 48° 17% –
6 PM Mostly Clear 63° 63° 0% – Calm 58% 48° 17% –
7 PM Mostly Clear 58° 58° 0% – Calm 69% 48° 17% –
8 PM Mostly Clear 54° 54° 0% – Calm 77% 47° 20% –
9 PM Mostly Clear 51° 51° 0% – Calm 83% 46° 20% –
10 PM Mostly Clear 49° 49° 0% – Calm 89% 46° 20% –
11 PM Mostly Clear 47° 47° 0% – Calm 93% 45° 20% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 46° 46° 0% – Calm 96% 45° 20% –
1 AM Mostly Clear 45° 45° 0% – Calm 96% 44° 20% –
2 AM Partly Cloudy 45° 45° 1% – Calm 96% 44° 36% –
3 AM Partly Cloudy 44° 44° 1% – Calm 96% 43° 36% –
4 AM Partly Cloudy 43° 43° 2% – Calm 100% 43° 36% –
5 AM Partly Cloudy 42° 42° 2% – Calm 100% 42° 36% –
6 AM Mostly Sunny 41° 41° 2% – Calm 100% 41° 36% –
7 AM Mostly Sunny 40° 38° 2% – N 5 100% 40° 36% –
8 AM Mostly Sunny 41° 39° 1% – N 5 96% 40° 32% –
9 AM Mostly Sunny 44° 42° 1% – N 5 89% 41° 32% –
10 AM Mostly Sunny 47° 46° 1% – N 5 79% 41° 32% –
11 AM Mostly Sunny 51° 51° 1% – N 5 71% 42° 32% –
12 PM Mostly Sunny 53° 53° 1% – N 5 66% 42° 32% –
1 PM Mostly Sunny 55° 55° 1% – N 5 59% 41° 32% –
2 PM Mostly Sunny 56° 56° 0% – N 5 55% 40° 28% –
3 PM Mostly Sunny 57° 57° 0% – N 5 51% 39° 28% –
4 PM Mostly Sunny 57° 57° 0% – Calm 51% 39° 28% –
5 PM Mostly Sunny 56° 56° 0% – Calm 53% 39° 28% –
6 PM Partly Cloudy 53° 53° 0% – Calm 59% 39° 28% –
7 PM Partly Cloudy 50° 50° 0% – Calm 68% 40° 28% –
8 PM Partly Cloudy 46° 46° 1% – Calm 79% 40° 28% –
9 PM Partly Cloudy 43° 43° 1% – Calm 89% 40° 28% –
10 PM Partly Cloudy 40° 40° 1% – Calm 96% 39° 28% –
11 PM Partly Cloudy 38° 38° 1% – Calm 100% 38° 28% –
Wednesday, October 284 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 37° 37° 1% – Calm 100% 37° 28% –
1 AM Partly Cloudy 36° 36° 1% – Calm 100% 36° 28% –
2 AM Partly Cloudy 36° 36° 3% – Calm 100% 36° 38% –
3 AM Partly Cloudy 35° 35° 4% – Calm 100% 35° 38% –

National Weather Service forecast updated 2 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 4Search index and reflects what the press published. Terms of use.