Denison weather in March

In March, Denison sees average daytime highs of 65°F and overnight lows near 47°F, with 4.0 in of precipitation across 9.4 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 61°F in the first days to 69°F by the end. The sky is clear or mostly clear about 39% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Denison's 11th-clearest and 2nd-windiest month. For the whole year in context, see Denison's year-round climate.

Daytime high
65°
8th warmest
Overnight low
47°
5th coldest
Precipitation
4.0 in
9.4 wet days
Daylight
11 h 42 min
6:44 AM – 6:28 PM
Cloud cover
54%
11th clearest
Wind
9 mph
2nd windiest
Solar energy
4.42 kWh/m²
Travel score
6.1
out of 10

Denison is city in Grayson County, Texas, United States.

Density
381/km²
people per km²
Founded
1872

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 61°F in the first days to 69°F by the end.

A typical March day in Denison reaches about 65°F in the afternoon and slips back to 47°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 52°F and 77°F. Set against its neighbours, March runs about 8°F warmer than February and about 8°F cooler than April.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16143
26143
36143
46243
56244
66244
76344
86345
96345
106446
116446
126446
136547
146547
156547
166548
176648
186648
196649
206749
216749
226749
236750
246850
256850
266850
276850
286951
296951
306951
316951

How March really feels in Denison

Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 0 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
0
wind chill below the day's low

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Denison weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan53° / 36°2.56.70.7103.4
Feb58° / 40°2.67.20.710.74.5
Mar65° / 47°4.09.40.411.76.1
Apr73° / 55°4.69.1012.87.0
May80° / 64°6.011.9013.76.2
Jun88° / 72°3.78.8014.24.6
Jul93° / 75°2.06.30143.6
Aug92° / 75°2.05.8013.33.6
Sep85° / 68°3.36.8012.25.8
Oct75° / 56°4.27.9011.27.4
Nov64° / 46°3.47.10.110.26.2
Dec55° / 38°3.36.90.49.83.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 12% of March, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45050
55050
65050
75050
85050
95050
105050
115050
125050
135050
145050
155050
165050
175149
185149
195149
205050
215050
225050
235149
245050
255050
265149
275050
285149
295149
305149
315050

Chance of precipitation in March

Any precipitationSnow

Denison gets around 4.0 in of rain and snow over 9.4 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 30% and peaks near 33% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1273
2273
3273
4273
5273
6272
7282
8282
9292
10291
11301
12301
13301
14311
15311
16311
17311
18320
19320
20320
21320
22320
23320
24320
25320
26330
27330
28330
29330
30320
31320

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 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
190820
290820
390820
489920
589920
689920
788930
8871030
9871030
10861040
11851140
12851140
13841150
14831250
15821260
16821260
17811360
18801370
19801370
20781471
21781471
22771481
23771481
24771481
25761482
26771382
27761383
28751393
29751393
30741394
31741394

Wind in March

Winds average 9 mph in March.

Across March, daily wind ranges from about 9 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 12 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over March. Sunrise moves from 7:03 AM to 6:23 AM, and sunset from 6:16 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:036:16
211.27:026:17
311.37:016:17
411.36:596:18
511.46:586:19
611.46:576:20
711.46:566:21
811.56:546:22
911.56:536:22
1011.56:526:23
1111.66:506:24
1211.66:496:25
1311.66:486:26
1411.76:466:26
1511.76:456:27
1611.76:446:28
1711.86:426:29
1811.86:416:30
1911.86:396:30
2011.96:386:31
2111.96:376:32
2212.06:356:33
2312.06:346:33
2412.06:336:34
2512.16:316:35
2612.16:306:36
2712.16:286:36
2812.26:276:37
2912.26:266:38
3012.26:246:39
3112.36:236:39

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.42 kWh/m².

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 6.76 kWh/m² in July across the year — March's 4.42 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.0Moderate
24.0Bright
34.0Bright
44.1Bright
54.1Bright
64.1Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.4Bright
174.4Bright
184.4Bright
194.5Bright
204.5Bright
214.5Bright
224.6Bright
234.6Bright
244.7Bright
254.7Bright
264.7Bright
274.8Bright
284.8Bright
294.8Bright
304.9Bright
314.9Bright
Planning a trip in March

Is March a good time to visit Denison?

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

6.1
Sightseeing
5th-best month of the year
2.4
Beach & pool
8th-best month of the year

March is a reasonable time to visit Denison for sightseeing.

What to pack for Denison in March

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

In March, Denison sees daytime highs around 65°F and nights near 47°F. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Denison in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Denison peaks around June 20 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 20UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr9Very high
May9Very high
Jun10Extreme
Jul10Very high
Aug10Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Denison 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 Denison is worst in July — around 18 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (November, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1618 µg/m³Nov 216 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar10Good
Apr10Good
May13Moderate
Jun15Moderate
Jul18Moderate
Aug14Moderate
Sep10Good
Oct6Good
Nov6Good
Dec6Good
Location & terrain

Where is Denison?

Denison sits at 33.8°N, 96.5°W, 728 ft above sea level, in United States. The nearest listed city is Sherman, 9.3 mi away.

Topography around Denison

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

Within 2 miles, the terrain around Denison has only modest variations in elevation — a maximum elevation change of 256 ft around an average of 709 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 449 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 768 ft.

The land around Denison is covered by trees (63%) and grassland (21%) within 2 miles, grassland (45%) and trees (38%) within 10 miles, and grassland (53%) and trees (32%) within 50 miles.

2 miles
256 ft
10 miles
449 ft
50 miles
768 ft
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Sherman 9.3 mi · Durant 19 mi · Celina 33 mi · Gainesville 35 mi · McKinney 39 mi · Prosper 39 mi · Frisco 45 mi · Ardmore 45 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 Denison (33.7557°, -96.5367°, elevation 728 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. 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).