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Solar Basics

Insolation Levels (Asia-Pacisic)

Average Insolation (10 year average) kWh/m2/day

 

Country City Latitude Longitude Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year Avg
AE Abu Dhabi 24' 28" N 54' 22" E 3.92 4.50 5.22 5.87 7.06 7.33 6.90 6.64 6.39 5.53 4.54 3.79 5.64
AU Adelaide 34" 55" S 138" 36" E 7.2 6.58 5.18 3.85 2.65 2.23 2.48 3.2 4.46 5.69 6.59 6.74 4.74
AU Brisbane 27" 99" S 153" 8" E 6.93 6.09 5.44 4.34 3.5 3.29 3.52 4.43 5.62 6.18 6.74 6.93 5.25
AU Hobart 42" 52" S 147" 19" E 5.97 5.33 4.05 2.73 1.79 1.44 1.68 2.41 3.6 4.78 5.92 6.18 3.82
AU Melbourne 37" 47" S 144" 58" E 6.78 6.22 4.76 3.4 2.29 1.84 2.04 2.79 3.94 5.27 6.28 6.46 4.34
AU Perth 31" 57" S 115" 52" E 7.7 6.75 5.41 4.16 3.06 2.67 2.89 3.66 4.76 6.09 7.04 7.76 5.16
AU Sydney 34" S 151" 0" E 6.34 5.68 4.87 3.6 2.74 2.5 2.67 3.53 4.67 5.61 6.32 6.6 4.59
BD Dhaka 23' 42" N 90' 22" E 4.44 5.08 5.87 6.06 5.50 4.41 4.09 4.37 4.17 4.50 4.37 4.13 4.75
CN Beijing 39' 55" N 116' 25" E 2.37 2.92 3.58 5.61 4.83 5.68 5.42 4.49 4.25 3.20 2.66 2.04 3.92
CN Nanjing 32' 03" N 118' 53" E 2.04 2.22 2.65 4.50 3.84 4.47 4.93 4.50 3.67 3.02 2.88 2.08 3.40
CN Shanghai 31' 10" N 121' 28" E 2.29 2.63 3.07 4.54 4.38 4.59 5.52 5.23 4.03 3.39 2.97 2.38 4.01
CN Hongkong 22' 18" N 114' 10" E 2.59 2.56 3.06 3.93 4.13 4.74 5.81 4.95 4.68 4.05 3.56 2.93 4.18
ID Jakarta 6' 11" S 106' 50" E 4.15 4.59 5.00 4.94 4.88 4.71 5.09 5.46 5.66 5.36 4.76 4.47 5.03
IL Tel Aviv 32' 05" N 34' 46" E 2.78 3.5 4.73 6.03 6.86 7.87 7.81 7.22 6.19 4.63 3.32 2.62 5.73
IR Tabriz 38' 48" N 46' 18" E 1.79 2.40 3.37 4.58 5.54 6.71 6.97 6.06 5.20 3.26 2.14 1.56 4.13
IR Tehran 35' 40" N 51' 26" E 2.23 2.84 3.72 5.12 5.99 7.32 7.20 6.41 5.59 3.90 2.61 2.02 4.58
IR Mashhad 36' 16" N 59' 34" E 2.22 2.97 3.88 5.21 6.29 7.49 7.41 6.78 5.70 4.13 2.78 2.06 4.74
IR Bandar" Abbas 27' 15" N 56' 15" E 3.63 4.43 5.14 6.29 7.43 7.96 7.41 6.97 6.58 5.51 4.29 3.37 5.75
IN New Delhi 28' N 77" E 3.68 4.47 5.50 6.60 7.08 6.55 5.01 4.62 5.11 4.99 4.15 3.42 5.10
IN Bombay 18' 33" N 72' 32" E 5.22 6.03 6.66 7.05 6.77 4.59 3.54 3.40 4.72 5.39 5.15 4.80 5.28
IN Bangalore 12' 57" N 77' 37" E 5.00 5.90 6.44 6.42 6.13 4.76 4.48 4.59 4.98 4.68 4.34 4.40 5.18
IQ Baghdad 33' 20" N 44' 24" E 2.79 3.64 4.59 5.76 6.83 8.10 7.97 7.29 6.25 4.44 3.04 2.52 5.27
JO Amman 31' 57" N 35' 57" E 2.93 3.67 4.83 6.04 6.88 7.91 7.86 7.27 6.25 4.71 3.47 2.76 5.80
JP Tokyo 35' 45" N 139' 38" E 2.31 2.99 3.70 4.90 5.07 4.47 4.88 5.42 3.82 2.98 2.50 2.23 4.00
KH Phnom penh 11' 33" N 104' 51" E 5.27 5.78 6.02 5.76 5.09 4.30 4.55 4.07 4.34 4.41 4.88 5.03 4.85
KP P" yongyang 39' N 125' 18" E 2.50 3.35 4.50 5.17 5.60 5.35 4.51 4.63 4.22 3.51 2.46 2.09 4.20
KR Seoul 37' 31" N 127' E 2.62 3.40 4.29 5.24 5.63 5.15 4.26 4.55 3.99 3.64 2.60 2.24 4.16
LA Vientiane 18' 07" N 102' 35" E 4.30 4.94 5.52 5.74 5.11 4.24 4.22 4.19 4.61 4.26 4.21 4.24 4.63
LB Beirut 33' 54N 35' 28E 2.64 3.4 4.63 6.03 6.96 7.9 7.84 7.19 6.13 4.5 3.14 2.44 5.68
MM Yangon 16' 47" N 96' 09" E 5.40 6.06 6.65 6.69 5.14 3.24 3.30 2.99 4.12 4.51 4.82 5.05 4.65
MN Ulaanbaatar 47' 55" N 106' 54" E 1.79 2.77 4.24 5.53 6.26 6.15 5.55 4.88 4.17 3.00 1.82 1.40 4.30
MY Kuala Lumpur 3' 07" N 101' 42" E 4.54 5.27 5.14 5.05 4.80 4.98 4.91 4.78 4.54 4.51 4.23 4.07 4.70
NZ Auckland 36" 52" S 174" 45" E 6.37 5.9 4.71 3.43 2.44 2 2.25 2.95 4.13 5.23 6.05 6.56 4.34
NZ Christchurch 43" 32s 172" 37e 5.9 4.95 3.86 2.75 1.72 1.31 1.47 2.15 3.3 4.34 5.43 5.64 3.57
NZ Wellington 41" 17" S 174" 47" E 6.27 5.31 4.17 3 1.95 1.54 1.74 2.46 3.66 4.7 5.73 6.01 3.88
OM Mascat 23' 37" N 58' 37" E 4.34 5.00 5.85 6.69 7.54 7.56 6.91 6.71 6.55 5.93 4.95 4.23 6.29
PH Cebu 10' 19" N 123' 54" E 4.53 5.15 5.83 6.25 5.90 4.83 4.76 4.93 4.96 4.75 4.49 4.44 5.07
PH Manila 14' 37" N 120' 58" E 4.82 5.62 6.42 6.75 6.19 4.96 4.94 4.41 4.86 4.63 4.59 4.50 5.22
SA Riyadh 24' 39" N 46' 42" E 4.03 4.92 5.56 6.24 7.27 7.99 7.86 7.46 6.83 5.80 4.58 3.82 6.03
SG Singapore City 1' N 103' E 4.43 5.52 5.05 5.05 4.62 4.66 4.51 4.61 4.49 4.50 3.98 3.93 4.61
TH Bang Kok 13' 45" N 100' 30" E 4.42 4.65 4.84 5.03 4.75 3.77 4.22 3.46 3.63 3.89 4.16 4.40 4.27
TH Chiang Mai 18' N 99' E 4.79 5.51 6.11 6.29 5.53 4.44 4.16 4.18 4.50 4.34 4.28 4.48 4.88
TR Ankara 39' 57" N 32' 53" E 1.77 2.38 3.69 4.54 5.53 6.63 6.99 6.55 5.22 3.24 1.99 1.51 4.17
VN Hanoi 21' N 105' 54" E 2.52 2.94 3.81 4.34 4.66 4.51 4.62 4.62 4.57 3.64 3.29 3.17 3.89
YE Aden 12" 50" N 45' 02" E 5.45 5.78 6.52 6.48 6.71 6.72 6.33 6.33 6.41 6.54 5.99 5.39 6.22

 

Click on the links below to view insolation levels for your region.
 
 
Africa Asia Pacisic Canada USA Sth America Europe
By visiting the NASA website below,you can find your area's insolation levels 
 
The lattitude and longitude is basic information to find an area's insolation level, but firstly you should have a free registration at the site.
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