Derry weather in March

In March, Derry sees average daytime highs of 44°F and overnight lows near 27°F, with 4.0 in of precipitation across 10.7 wet days and about 11.6 hours of daylight. It is the 9th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 39°F in the first days to 49°F by the end. The sky is clear or mostly clear about 27% of the time in March, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of March to 12 h 24 min by month's end. Set against the rest of the year, March is Derry's 9th-clearest and 1st-windiest month. For the whole year in context, see Derry's year-round climate.

Daytime high
44°
9th warmest
Overnight low
27°
4th coldest
Precipitation
4.0 in
10.7 wet days
Daylight
11 h 36 min
6:06 AM – 5:44 PM
Cloud cover
63%
9th clearest
Wind
8 mph
1st windiest
Solar energy
3.91 kWh/m²
Travel score
0.7
out of 10

Derry is census-designated place in New Hampshire, United States.

Density
549/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 39°F in the first days to 49°F by the end.

A typical March day in Derry reaches about 44°F in the afternoon and slips back to 27°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 32°F and 57°F. Set against its neighbours, March runs about 8°F warmer than February and about 13°F cooler than April.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
13922
23922
33923
44023
54023
64023
74024
84124
94124
104124
114225
124225
134225
144226
154326
164326
174327
184427
194427
204528
214528
224529
234629
244629
254730
264730
274831
284831
294932
304932
314933

How March really feels in Derry

Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 31 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
31
5 feel bitter (≤ 14°F)

The story in March is cold — wind chill drags the overnight "feels like" below the raw low.

Derry weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan33° / 17°3.19.36.49.20.0
Feb35° / 18°3.08.66.310.20.0
Mar44° / 27°4.010.75.411.60.7
Apr56° / 38°3.810.41.513.13.8
May67° / 48°3.010.30.114.46.0
Jun77° / 58°3.511.1015.16.5
Jul82° / 63°3.310014.86.0
Aug81° / 61°3.29013.86.7
Sep73° / 54°3.38.1012.37.0
Oct60° / 43°3.99.50.310.85.0
Nov48° / 33°3.49.21.49.51.9
Dec38° / 24°4.110.15.18.90.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34159
44159
54159
64159
74060
84060
94060
104258
114258
124258
134258
144258
154357
164456
174456
184456
194555
204456
214456
224357
234357
244357
254357
264357
274258
284159
294060
304060
314060

Chance of precipitation in March

Any precipitationSnow

Derry gets around 4.0 in of rain and snow over 10.7 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 34% and peaks near 38% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13220
23320
33320
43420
53419
63419
73419
83419
93419
103419
113419
123419
133419
143419
153319
163319
173319
183318
193318
203317
213317
223416
233416
243515
253515
263614
273613
283713
293712
303712
313811

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in March

Winds average 8 mph in March, the windiest month of the year.

Across March, daily wind ranges from about 8 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 10 h 54 min at the start of March to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 90 minutes over March. Sunrise moves from 6:31 AM to 5:39 AM, and sunset from 5:26 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.96:315:26
211.06:305:27
311.06:285:28
411.06:275:29
511.16:255:31
611.16:235:32
711.26:225:33
811.26:205:34
911.36:185:36
1011.36:165:37
1111.46:155:38
1211.46:135:39
1311.56:115:40
1411.56:095:42
1511.66:085:43
1611.66:065:44
1711.76:045:45
1811.76:025:47
1911.86:005:48
2011.85:595:49
2111.95:575:50
2211.95:555:51
2312.05:535:52
2412.05:515:54
2512.15:505:55
2612.15:485:56
2712.25:465:57
2812.25:445:58
2912.35:426:00
3012.35:406:01
3112.45:396:02

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 3.91 kWh/m².

For context, solar energy here swings from a low near 1.56 kWh/m² to a high of 5.88 kWh/m² in July across the year — March's 3.91 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.4Moderate
43.4Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.6Moderate
93.6Moderate
103.7Moderate
113.7Moderate
123.8Moderate
133.8Moderate
143.9Moderate
153.9Moderate
164.0Moderate
174.0Bright
184.1Bright
194.1Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.4Bright
314.4Bright
Planning a trip in March

Hazard calendar for Derry

In seasonPeak

None of Derry's seasonal hazards are active in March. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Derry sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit Derry?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.7
Sightseeing
9th-best month of the year
0.0
Beach & pool
9th-best month of the year

March is a weaker month for outdoor sightseeing in Derry.

What to pack for Derry in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, Derry sees daytime highs around 44°F and nights near 27°F. Pack a warm layer and a heavy coat. Worth having: rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Derry in March

The nearest coast averages about 39°F in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 35 mi away) is warmest in August at about 65°F and coldest in March near 39°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

40°50°60°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°F)Comfort
Jan42Bracing
Feb40Bracing
Mar39Bracing
Apr42Bracing
May49Bracing
Jun57Bracing
Jul64Cool
Aug65Cool
Sep62Cool
Oct56Bracing
Nov49Bracing
Dec46Bracing

UV index in Derry in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Derry peaks around July 10 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighHighModerateLowJul 10UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May7High
Jun7High
Jul7Very high
Aug5Moderate
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Derry in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in Derry is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1715 µg/m³Nov 188 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb13Moderate
Mar13Moderate
Apr13Moderate
May14Moderate
Jun13Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct9Good
Nov8Good
Dec9Good
Location & terrain

Where is Derry?

Derry sits at 42.9°N, 71.3°W, 276 ft above sea level, in United States. The nearest listed city is Derry Village, 1.2 mi away.

Topography around Derry

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Derry.

Within 2 miles, the terrain around Derry has only modest variations in elevation — a maximum elevation change of 325 ft around an average of 351 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 584 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,176 ft.

The land around Derry is covered by trees (68%) within 2 miles, trees (80%) within 10 miles, and trees (75%) within 50 miles.

2 miles
325 ft
10 miles
584 ft
50 miles
3,176 ft
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Derry Village 1.2 mi · Merrimack 8.7 mi · Salem 9.3 mi · Manchester 9.9 mi · Bedford 11 mi · Nashua 11 mi · Methuen 12 mi · Haverhill 14 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Derry (42.8806°, -71.3273°, elevation 276 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).