Phitsanulok weather in April

In April, Phitsanulok sees average daytime highs of 38°C and overnight lows near 27°C, with 63 mm of rain across 9.5 wet days and about 12.4 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 38°C through the month. The sky is clear or mostly clear about 49% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of April to 12 h 36 min by month's end. Set against the rest of the year, April is Phitsanulok's 6th-clearest and 1st-windiest month. For the whole year in context, see Phitsanulok's year-round climate.

Daytime high
38°
1st warmest
Overnight low
27°
12th coldest
Rainfall
63 mm
9.5 wet days
Daylight
12 h 24 min
6:08 AM – 6:31 PM
Cloud cover
47%
6th clearest
Wind
8 km/h
1st windiest
Solar energy
6.4 kWh/m²
Travel score
1.1
out of 10

Phitsanulok is city in Phitsanulok province, Thailand.

Density
3,420/km²
people per km²

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 38°C through the month.

A typical April day in Phitsanulok reaches about 38°C in the afternoon and slips back to 27°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 41°C. Set against its neighbours, April runs about 1°C warmer than March and about 2°C warmer than May.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13726
23726
33826
43826
53826
63827
73827
83827
93827
103827
113827
123827
133827
143827
153827
163827
173827
183827
193827
203827
213827
223827
233827
243827
253827
263827
273827
283727
293727
303727

How April really feels in Phitsanulok

Once humidity and wind are folded in, April averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
30 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Phitsanulok weather by month

How April compares with the rest of the year at a glance. April is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 19°112.311.14.9
Feb34° / 21°131.811.43.6
Mar37° / 25°314.511.92.0
Apr38° / 27°639.512.41.1
May36° / 27°20321.712.81.5
Jun34° / 27°25325.8131.8
Jul33° / 26°27226.812.92.0
Aug33° / 26°31427.812.62.1
Sep33° / 26°27726.112.12.1
Oct33° / 25°12216.511.63.1
Nov33° / 23°243.711.24.4
Dec32° / 20°101.4115.3

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 17% of April, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17426
27426
37426
47426
57426
67327
77228
87228
97030
107030
117030
126931
136832
146733
156733
166634
176535
186535
196436
206337
216436
226337
236238
246238
256040
265941
275842
285743
295644
305545

Chance of precipitation in April

Any precipitation

Phitsanulok gets around 63 mm of rain over 9.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 50% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
124
224
324
424
524
624
725
825
925
1026
1126
1227
1327
1428
1528
1629
1731
1832
1933
2035
2136
2238
2339
2441
2542
2644
2745
2847
2948
3050

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1321715
2320716
3320707
4319717
5218728
6217729
72177110
82167111
92167012
102157112
112157013
121147114
131147114
141137115
151137016
161127116
171127017
181117018
191107019
20097021
21087022
22086824
23076726
24066628
25066430
26056332
27056035
28045937
29045640
30035542

Wind in April

Winds average 8 km/h in April, the windiest month of the year.

Across April, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over April. Sunrise moves from 6:19 AM to 5:59 AM, and sunset from 6:28 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:196:28
212.26:196:28
312.26:186:28
412.26:176:28
512.26:166:29
612.26:156:29
712.26:156:29
812.36:146:29
912.36:136:29
1012.36:126:29
1112.36:126:30
1212.36:116:30
1312.36:106:30
1412.36:096:30
1512.46:096:30
1612.46:086:31
1712.46:076:31
1812.46:066:31
1912.46:066:31
2012.46:056:31
2112.56:046:32
2212.56:046:32
2312.56:036:32
2412.56:026:32
2512.56:026:33
2612.56:016:33
2712.56:016:33
2812.66:006:33
2912.65:596:34
3012.65:596:34

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.4 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.11 kWh/m² to a high of 6.4 kWh/m² in April across the year — April's 6.4 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.2Intense
286.2Intense
296.2Intense
306.1Intense
Planning a trip in April

Hazard calendar for Phitsanulok

In seasonPeak

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

Phitsanulok's monsoon runs May–September, when most of the year's rain falls.

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

Is April a good time to visit Phitsanulok?

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

1.1
Sightseeing
12th-best month of the year
3.8
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Phitsanulok.

What to pack for Phitsanulok in April

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

In April, Phitsanulok sees daytime highs around 38°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Phitsanulok in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Phitsanulok peaks around August 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 13UV 13Nov 22UV 8
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar11Extreme
Apr11Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec8Very high

Air quality in Phitsanulok in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Phitsanulok is worst in March — around 56 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (June, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1355 µg/m³Jun 2223 µg/m³
PM2.5 (µg/m³)Level
Jan47Poor
Feb52Poor
Mar56Unhealthy
Apr46Poor
May32Moderate
Jun23Moderate
Jul24Moderate
Aug24Moderate
Sep28Moderate
Oct34Moderate
Nov38Poor
Dec42Poor
Location & terrain

Where is Phitsanulok?

Phitsanulok sits at 16.8°N, 100.3°E, 50 m above sea level, in Thailand. The nearest listed city is Ban Aranyik, 3.0 km away.

Topography around Phitsanulok

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Phitsanulok.

Within 3 km, the terrain around Phitsanulok has only modest variations in elevation — a maximum elevation change of 15 m around an average of 47 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 214 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,404 m.

The land around Phitsanulok is covered by artificial surfaces (54%) and trees (35%) within 3 km, cropland (64%) and trees (22%) within 16 km, and cropland (62%) and trees (34%) within 80 km.

3 km
15 m
16 km
214 m
80 km
1,404 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Ban Aranyik 3.0 km · Bang Rakam 17 km · Bang Krathum 28 km · Phichit 44 km · Sukhothai 51 km · Ban Na 60 km · Taphan Hin 69 km · Sawankhalok 71 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 1%

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 Phitsanulok (16.8248°, 100.2586°, elevation 50 m), 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).